CN111808395A - High-weather-resistance plastic and processing technology thereof - Google Patents
High-weather-resistance plastic and processing technology thereof Download PDFInfo
- Publication number
- CN111808395A CN111808395A CN202010689294.9A CN202010689294A CN111808395A CN 111808395 A CN111808395 A CN 111808395A CN 202010689294 A CN202010689294 A CN 202010689294A CN 111808395 A CN111808395 A CN 111808395A
- Authority
- CN
- China
- Prior art keywords
- parts
- plastic
- temperature
- calcium carbonate
- grape seed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L55/00—Compositions of homopolymers or copolymers, obtained by polymerisation reactions only involving carbon-to-carbon unsaturated bonds, not provided for in groups C08L23/00 - C08L53/00
- C08L55/02—ABS [Acrylonitrile-Butadiene-Styrene] polymers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/0003—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor of successively moulded portions rigidly joined to each other
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/76—Measuring, controlling or regulating
- B29C45/78—Measuring, controlling or regulating of temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C2045/0096—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor drying the moulding material before injection, e.g. by heating
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/221—Oxides; Hydroxides of metals of rare earth metal
- C08K2003/2213—Oxides; Hydroxides of metals of rare earth metal of cerium
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The application relates to a high-weatherability plastic and a processing technology thereof, belonging to the technical field of plastic materials, wherein the raw materials used by the plastic comprise the following components in parts by weight: 50-60 parts of modified ABS resin taking N-phenylmaleimide as modifier, 20-30 parts of polystyrene resin, 15-25 parts of polyvinyl chloride resin, 5-11 parts of calcium carbonate, 2-6 parts of calcium aromatic acid, 3-7 parts of basalt fiber and CeO20.5-2.5 parts, 0.5-1.0 part of tetraethyl silicate, 1.8-2.2 parts of grape seed procyanidin extract, 0.6-0.8 part of sweet wormwood herb extract and 1-2 parts of tea polyphenol.
Description
Technical Field
The application relates to the technical field of plastic materials, in particular to high-weather-resistance plastic and a processing technology thereof.
Background
Plastics are high molecular compounds, commonly called plastics or resins, which are made from monomers by polyaddition or polycondensation, can freely change the components and shape and form, and are composed of synthetic resins and additives such as fillers, plasticizers, stabilizers, lubricants, pigments, etc. The main component of the plastic is resin, and the resin accounts for about 40-100% of the total weight of the plastic. The plastic material is widely applied in daily life and work of people, provides convenience for life and work of people, is popular among people and has wide application field.
However, when the plastic product is exposed to the external environment for a long time in use, the plastic product is affected by external conditions such as sunlight irradiation, temperature change, wind, rain and the like, and aging phenomena such as color fading, color change, strength reduction and the like occur, so that the service life of the plastic product is shortened.
Disclosure of Invention
An object of the present application is to provide a highly weather-resistant plastic having an effect of improving the weather resistance of the plastic;
the second purpose of the application is to provide a processing technology of the high-weatherability plastic, so that the processed plastic has high weatherability and good transparency.
The above object of the present application is achieved by the following technical solutions:
the high-weather-resistance plastic comprises the following raw materials in parts by weight: 50-60 parts of modified ABS resin taking N-phenylmaleimide as modifier, 20-30 parts of polystyrene resin, 15-25 parts of polyvinyl chloride resin, 5-11 parts of calcium carbonate, 2-6 parts of calcium aromatic acid, 3-7 parts of basalt fiber and CeO20.5-2.5 parts, tetraethyl silicate 0.5-1.0 part, grape seed procyanidin extract 1.8-2.2 parts, sweet wormwood herb extract 0.6-0.8 part and tea polyphenol 1-2 parts.
By adopting the technical scheme, the ABS resin is an acrylonitrile-butadiene-styrene copolymer which has the rigidity of acrylonitrile, the toughness of butadiene and the easy processing performance of styrene, and is a plastic variety with excellent comprehensive mechanical properties; the polystyrene resin has the advantages of transparency, high rigidity, excellent electrical property, acid and alkali resistance, easy molding, easy coloring, low price and the like, but the polystyrene is brittle, the impact strength is not high, and the thermal deformation temperature is relatively low, so the polystyrene resin, the ABS resin and the polyvinyl chloride resin are mixed and matched for use according to the proportion range, the characteristics of stronger toughness, difficult brittleness and the like of the ABS resin and the polyvinyl chloride resin are utilized to make up the polystyrene resin, the characteristics of the ABS resin and the polyvinyl chloride resin are fused, the mixing performance of the blend is enhanced, the strength of the plastic is comprehensively improved, the plastic can still keep higher strength under the influence of the external environment, and the weather resistance of the plastic is further improved;
the ABS resin is difficult to maintain the characteristics of good rigidity and high hardness under the condition that the temperature is higher than 100 ℃ due to the structure and the composition characteristics of the ABS resin, so that the ABS resin is modified by N-phenylmaleimide, the modified ABS resin has higher heat resistance, the heat resistance of plastics can be improved, the higher strength of the plastics can be maintained under the higher temperature environment, and the weather resistance of the plastics is improved; meanwhile, after the ABS resin is modified by the N-phenylmaleimide, the compatibility of the ABS resin with polystyrene resin and polyvinyl chloride resin can be improved, so that the purpose of enhancing the weather resistance of the plastic is achieved.
The calcium carbonate belongs to inorganic rigid particles, and is added into the plastic according to the range, so that the defects of insufficient toughness, low strength and the like of the plastic at low temperature can be overcome, the strength of the plastic is enhanced, and the plastic can also keep higher strength at a lower temperature environment; the aromatic calcium belongs to inorganic rigid particles and has stronger dispersibility and stability, the aromatic calcium and the calcium carbonate are mixed and matched according to the proportion range for use, and the comprehensive performance of the aromatic calcium and the calcium carbonate can be utilized to disperse the aromatic calcium and the calcium carbonate in the plastic, so that the strength of the plastic is comprehensively improved, and the weather resistance of the plastic is improved;
the basalt fiber is a fiber obtained by melting natural basalt ore at high temperature of about 1500 ℃, then molding the molten basalt ore through a platinum-rhodium alloy bushing and drawing the molten basalt fiber at high speed by a wire drawing machine, so that the basalt fiber has high tensile strength, high temperature resistance, heat insulation, sound insulation and other excellent performances, the use tolerance temperature range of the basalt fiber is-260 ℃ to 700 ℃, the tolerance temperature range of glass fiber and the like is generally 60 to 450 ℃, and the basalt fiber is added into plastic according to the range, so that the heat resistance of the plastic can be obviously improved, the plastic can also keep high strength in a high-temperature environment, and the weather resistance of the plastic is improved;
CeO2is a rare earth oxidant prepared by mixing CeO2When the ultraviolet-shielding plastic is added into the plastic according to the range, the ultraviolet shielding effect can be achieved, and the damage of ultraviolet rays to the plastic when the plastic is directly irradiated by sunlight for a long time is reduced, so that the possibility of aging of the plastic caused by ultraviolet irradiation is reduced, and the weather resistance of the plastic is improved;
at the same time, CeO2Can improve the tensile strength of the basalt fiber and can lead the Fe in the basalt fiber to be2+Conversion to Fe3+The heat resistance of the basalt fiber is improved, and the phenomenon that the strength of the basalt fiber is reduced at a higher temperature is reduced, so that the heat resistance of the plastic is improved, and the weather resistance of the plastic is improved;
tetraethyl silicate hydrolyzes to form silicon dioxide, while SiO2Stable formation of substance, good shielding effect on ultraviolet ray, and hydrolysis to form nano SiO2Sol, easy to adsorb on CeO2The surface has strong adsorption effect and is not easy to fall off, and the CeO is mixed with the surface2The plastic is matched with the ultraviolet shielding agent for use, so that the ultraviolet shielding effect of the plastic is improved, the ultraviolet shielding performance of the plastic is stable, and the damage of ultraviolet to the plastic when the plastic is directly irradiated by sunlight for a long time is reduced, so that the possibility of aging of the plastic caused by ultraviolet irradiation is reduced, and the weather resistance of the plastic is improved;
the ultraviolet resistant active substance in grape seed procyanidin extract and herba Artemisiae Annuae extract can absorb ultraviolet, and can react with tetraethyl silicate and CeO2Can comprehensively improve the ultraviolet shielding capability and the ultraviolet absorption capability of the plastic by matching useThe plastic has the advantages that the damage of ultraviolet rays to the plastic when the plastic is directly irradiated by sunlight for a long time is reduced, the possibility of aging of the plastic caused by ultraviolet ray irradiation is reduced, and the weather resistance of the plastic is improved.
Tea polyphenols are natural antioxidants and are internationally recognized as the strongest free radical scavengers among the currently known substances. The tea polyphenol is added into the plastic, so that the oxidation resistance of the plastic can be improved, and the weather resistance of the plastic is improved.
Preferably, the raw materials used by the plastic comprise the following components in parts by weight: 53-57 parts of modified ABS resin taking N-phenylmaleimide as modifier, 23-27 parts of polystyrene resin, 18-22 parts of polyvinyl chloride resin, 7-9 parts of calcium carbonate, 3-5 parts of calcium aromatic acid, 4-6 parts of basalt fiber and CeO21.0-2.0 parts, tetraethyl silicate 0.7-0.8 parts, grape seed procyanidin extract 1.95-2.05 parts, sweet wormwood herb extract 0.65-0.75 parts, and tea polyphenol 1.4-1.6 parts.
By adopting the technical scheme, the modified resin, the polystyrene resin and the polyvinyl chloride resin are mixed and matched for use in the range, so that the characteristics of the modified resin, the polystyrene resin and the polyvinyl chloride resin are fused, the mixing performance of the blend is enhanced, the strength and the heat resistance of the plastic are comprehensively improved, the plastic can still keep higher strength under the influence of the external environment, and the weather resistance of the plastic is further improved; in the range, calcium carbonate, calcium aromatic acid and basalt fiber are mixed and added into the plastic, so that the strength of the plastic is further improved, and in the range, CeO is added2Tetraethyl silicate, grape seed procyanidin extract, sweet wormwood herb extract and tea polyphenol, so that the ultraviolet resistance and the oxidation resistance of the plastic are further improved;
therefore, the addition of the above substances according to the proportion range can improve the strength, the ultraviolet resistance and the oxidation resistance of the plastic and comprehensively improve the weather resistance of the plastic.
Preferably, the preparation method of the modified ABS resin comprises the following steps:
mixing ABS resin and N-phenylmaleimide at the rotating speed of 1400-1500r/min for 10-15min, then melt blending and extruding at the temperature of 160-250 ℃, and drying at the temperature of 90-95 ℃ to obtain the modified ABS resin, wherein the weight ratio of the ABS resin to the N-phenylmaleimide is (30-32): (0.2-0.5).
By adopting the technical scheme, the heat resistance of the ABS resin is not high, so that the heat resistance of the ABS resin is improved by blending the N-phenylmaleimide and the ABS resin; the N-phenylmaleimide is stable in a crystalline state and not easy to decompose, and when the N-phenylmaleimide is used as a heat-resistant modifier of the ABS resin, the heat resistance of the ABS resin can be greatly improved, the processing type and the impact resistance of the ABS resin can be improved, and the compatibility of the ABS resin with polystyrene resin and polyvinyl chloride resin can be improved, so that the strength of the plastic is improved, the plastic can still maintain higher strength under the influence of the external environment, and the weather resistance of the plastic is improved.
Preferably, the grape seed procyanidin extract is prepared by the following method:
s1: drying dry grape seeds at 38-42 deg.C for 1.5-2.5h, freezing at-20-15 deg.C for 25-35min, pulverizing, sieving to obtain grape seed powder, extracting with petroleum ether as degreasing solvent at 70-80 deg.C for 23-25h, and oven drying at 38-42 deg.C to obtain degreased grape seed powder, wherein the weight ratio of dry grape seeds to petroleum ether is (0.8-1.2): (95-100);
s2: extracting defatted grape seed powder with 70-72% ethanol as solvent under 7.5-8.0MPa and 70-75 deg.C for 14-16min to obtain grape seed procyanidin extract, wherein the weight ratio of defatted grape seed powder to ethanol is (1-1.2): (98-100).
By adopting the technical scheme and adopting the rapid solvent extraction method, the waste of the solvent is greatly reduced, the extraction time is shortened, the ethanol is taken as the extraction solvent, and the safe grape seed procyanidin extract is rapidly obtained by controlling the volume fraction, the extraction time, the extraction temperature and the extraction pressure of the ethanol, so that the production cost is reduced;
the extraction pressure is controlled within the range, so that the yield of the procyanidin can be improved, and if the extraction pressure exceeds the range, the procyanidin is cracked, the yield of the procyanidin is reduced, and the production cost is improved;
the extraction time is controlled within the range, so that the yield of the procyanidin can be obviously improved, and if the extraction time exceeds the range, other interference substances are increased, the yield of the procyanidin is reduced, and the production cost is improved;
the extraction temperature is controlled within the range, so that the yield of the procyanidin can be obviously increased, and if the extraction temperature exceeds the range, the structure of the procyanidin is damaged, the yield of the procyanidin is reduced, and the production cost is increased;
the volume fraction of the ethanol is controlled within the range, so that the yield of the procyanidine can be obviously improved, and if the volume fraction of the ethanol exceeds the range, some alcohol-soluble impurity components are dissolved out to be increased, so that the yield of the procyanidine is reduced, and the production cost is improved;
therefore, by controlling the volume fraction of the ethanol, the extraction time, the extraction temperature and the extraction pressure to be within the range, the yield of the procyanidin can be 71.62mg/g, the production cost is reduced, the purity of the procyanidin is 41.53 percent, the ultraviolet absorption capacity of the procyanidin extract is improved, and the weather resistance of the plastic is improved.
Preferably, the calcium carbonate has a particle diameter of 1.1 to 1.3 μm.
By adopting the technical scheme, the particle diameter of the calcium carbonate is controlled within the range, so that the calcium carbonate can be uniformly dispersed in the plastic and has higher compatibility with other substances in the plastic, the possibility of agglomeration of the calcium carbonate in the plastic is reduced, and the strength of the plastic is improved; if the particle diameter exceeds this range, defects are easily generated in the plastic, so that the rigidity and hardness of the plastic are increased, but the strength and toughness are reduced; if the particle diameter is too small, the impact bearing effect cannot be achieved, the toughening effect is poor, and the strength of the plastic is reduced.
Preferably, the calcium carbonate is modified by the following method:
drying and crushing calcium carbonate at the temperature of 80-85 ℃, then uniformly mixing the calcium carbonate with stearic acid and ethanol at the temperature of 45-50 ℃, crushing and stirring at the rotating speed of 4650-4700r/min for 5-10min, and then drying at the temperature of 80-85 ℃ to obtain modified calcium carbonate, wherein the weight ratio of the calcium carbonate to the stearic acid to the ethanol is (50-54): (0.5-1.0): (50-52).
By adopting the technical scheme, in the range, the stearic acid is used as the modifier to modify the calcium carbonate, so that the modified calcium carbonate has good dispersibility in the plastic and stronger adhesive force, and the interface acting force of the calcium carbonate with the ABS resin, the polystyrene resin and the polyvinyl chloride resin is enhanced, so that the modified calcium carbonate is more firmly combined with the ABS resin, the polystyrene resin and the polyvinyl chloride resin, the strength of the plastic is improved, and the weather resistance of the plastic is further improved.
Preferably, the CeO2The weight ratio of the basalt fiber to the basalt fiber is 1: (2.5-4.0).
By adopting the technical scheme, in the proportion range, CeO is added2The basalt fiber can be mixed with the basalt fiber for matching use, so that the tensile strength of the basalt fiber can be enhanced, the heat resistance of the basalt fiber can be improved, the basalt fiber can still maintain higher strength at higher temperature, and the heat resistance of the plastic can be improved;
if CeO2If the weight ratio of the CeO to the basalt fiber is less than this range, CeO cannot be caused2Plays a role in enhancing basalt fibers if the carbon fiber is CeO2The weight ratio to basalt fiber is higher than this range, CeO2The reaction can be acted on the basalt fiber, so that the external polarization effect of the basalt fiber is enhanced, the internal network structure is gradually loosened, the heat resistance of the basalt fiber is reduced again, and the heat resistance of the plastic is reduced.
The second purpose of the application is to provide a processing technology of high weather resistance plastic, which comprises the following steps:
a1, drying all raw materials at the temperature of 80-82 ℃, and then uniformly stirring all the dried raw materials at the rotating speed of 1400-1500r/min to obtain dry mixed material particles;
a 2: melting, blending and extruding the dried mixture particles at the temperature of 180-210 ℃, wherein the extrusion rotating speed is 180-200r/min, drying at the temperature of 80-85 ℃ for 6-7h after cooling, and then performing injection molding at the temperature of 190-210 ℃ to obtain the high-weather-resistance plastic.
By adopting the technical scheme, all the raw materials are dried within the temperature range, so that the moisture in all the raw materials is fully eliminated, and the possibility of decomposition of the raw materials in the melting process is reduced; controlling the temperature of the melt blending within the range, so that the plastic is plasticized more uniformly, the transparency of the plastic is improved, if the temperature is too low, the plasticizing is not uniform, and if the temperature is too high, the raw materials are subjected to thermal decomposition; meanwhile, the injection molding temperature is controlled within the range in a virtual mode, if the injection molding temperature is too high, the tape casting phenomenon can occur, and if the injection molding temperature is too low, the flowability of the raw materials is poor, the viscosity is enhanced, the agglomeration phenomenon is easy to occur, and the transparency of the plastic is reduced.
To sum up, the beneficial technical effect of this application does:
1. the modified ABS resin, the polystyrene resin and the polyvinyl chloride resin are mixed to be used as the base material of the plastic, and calcium carbonate, calcium arylate, basalt fiber and CeO are added2Tetraethyl silicate, grape seed procyanidin extract, sweet wormwood herb extract and tea polyphenol comprehensively improve the weather resistance of the plastic from the aspects of strength, ultraviolet resistance, oxidation resistance and the like;
2. the grape seeds are extracted by adopting a rapid solvent extraction method, so that the waste of a solvent is reduced, the extraction time is shortened, the production cost is reduced, and the purity of the grape seed procyanidin extract is improved;
3. by controlling the parameter range in the plastic processing technology, the prepared plastic has weather resistance and good transparency.
Detailed Description
The present application will be described in further detail with reference to examples.
In the following examples and comparative examples:
n-phenylmaleimide was purchased from Wuhana white pharmaceutical Co., Ltd;
the southernwood extract is purchased from Shanxi Huidongda Biotech Co., Ltd;
CeO2from Ronreda powder, Inc.
Preparation example 1
The grape seed procyanidin extract is prepared by the following method:
s1: drying 0.8g of dry grape seeds at 38 ℃ for 1.5h, freezing at-20 ℃ for 25min, crushing and sieving to obtain grape seed powder, mixing the grape seed powder with 95g of petroleum ether by using the petroleum ether as a degreasing solvent, leaching at 70 ℃ for 23h, and drying at 38 ℃ to obtain degreased grape seed powder;
s2: mixing 1g defatted grape seed powder with 98g 70% ethanol as solvent, and extracting at 70 deg.C under 7.5MPa for 14min to obtain grape seed procyanidin extract.
Preparation example 2
The grape seed procyanidin extract is prepared by the following method:
s1: drying 1.0g of dry grape seeds at 40 ℃ for 2.0h, freezing at-17.5 ℃ for 30min, crushing and sieving to obtain grape seed powder, mixing the grape seed powder with 97.5g of petroleum ether by using the petroleum ether as a degreasing solvent, leaching at 75 ℃ for 24h, and drying at 40 ℃ to obtain degreased grape seed powder;
s2: mixing 1.1g defatted grape seed powder with 99g 71.5% ethanol as solvent, and extracting at 72.5 deg.C under 7.75MPa for 15min to obtain grape seed procyanidin extract.
Preparation example 3
The grape seed procyanidin extract is prepared by the following method:
s1: drying 1.2g of dry grape seeds at 42 ℃ for 2.5h, freezing at-15 ℃ for 35min, crushing and sieving to obtain grape seed powder, mixing the grape seed powder with 100g of petroleum ether by using the petroleum ether as a degreasing solvent, leaching at 80 ℃ for 25h, and drying at 42 ℃ to obtain degreased grape seed powder;
s2: mixing 1.2g defatted grape seed powder with 100g volume fraction of 72% ethanol as solvent, and extracting at 75 deg.C under 8.0MPa for 16min to obtain grape seed procyanidin extract.
Example 1
A processing technology of high weather resistance plastic comprises the following steps:
a1 preparation method, firstly 50g of modified ABS resin, 30g of polystyrene resin, 15g of polyvinyl chloride resin, 11g of calcium carbonate with the diameter of 1.1 mu m, 2g of calcium aromatic acid, 7g of basalt fiber and 0.5g of CeO2Drying 1.0g of tetraethyl silicate, 1.8g of grape seed procyanidin extract prepared in the step 1, 0.8g of sweet wormwood herb extract and 1.0g of tea polyphenol at the temperature of 80 ℃, and then uniformly stirring all dried raw materials at the rotating speed of 1400r/min to obtain dried mixed material particles;
a 2: melting, blending and extruding the dried mixture particles at the temperature of 180 ℃, wherein the extrusion rotating speed is 180r/min, drying at the temperature of 80 ℃ for 6h after cooling, and then performing injection molding at the temperature of 190 ℃ to obtain the high-weatherability plastic;
the preparation method of the modified ABS resin comprises the following steps:
30g of ABS resin and 0.2g N-phenylmaleimide are mixed for 10min at the rotating speed of 1400r/min, then the mixture is melted, blended and extruded at the temperature of 160 ℃, and the mixture is dried at the temperature of 90 ℃ to obtain the modified ABS resin.
Example 2
A processing technology of high weather resistance plastic comprises the following steps:
a1 preparation method, firstly 60g of modified ABS resin, 20g of polystyrene resin, 25g of polyvinyl chloride resin, 5g of calcium carbonate with the diameter of 1.1 mu m, 6g of aromatic acid calcium, 3g of basalt fiber and 2.5g of CeO20.5g of tetraethyl silicate, 2.2g of the grape seed procyanidin extract prepared in the preparation example 1, 0.6g of the sweet wormwood herb extract and 2.0g of tea polyphenol are dried at the temperature of 80 ℃, and then all the dried raw materials are uniformly stirred at the rotating speed of 1400r/min to obtain dry mixed material particles;
a 2: melting, blending and extruding the dried mixture particles at the temperature of 180 ℃, wherein the extrusion rotating speed is 180r/min, drying at the temperature of 80 ℃ for 6h after cooling, and then performing injection molding at the temperature of 190 ℃ to obtain the high-weatherability plastic;
the preparation method of the modified ABS resin comprises the following steps:
30g of ABS resin and 0.2g N-phenylmaleimide are mixed for 10min at the rotating speed of 1400r/min, then the mixture is melted, blended and extruded at the temperature of 160 ℃, and the mixture is dried at the temperature of 90 ℃ to obtain the modified ABS resin.
Example 3
A processing technology of high weather resistance plastic comprises the following steps:
a1 preparation method, firstly preparing 55g of modified ABS resin, 25g of polystyrene resin, 20g of polyvinyl chloride resin, 8g of calcium carbonate with the diameter of 1.2 mu m, 4g of aromatic acid calcium, 5g of basalt fiber and 1.5g of CeO2Oven drying 0.75g tetraethyl silicate, 2g grape seed procyanidin extract prepared in preparation example 2, 0.7g herba Artemisiae Annuae extract and 1.5g tea polyphenols at 81 deg.C, and stirring all oven dried raw materials at 1450r/min to obtain dry mixed granules;
a 2: melting, blending and extruding the dried mixture particles at the temperature of 195 ℃, wherein the extrusion rotating speed is 190r/min, drying for 6.5h at the temperature of 82.5 ℃ after cooling, and then performing injection molding at the temperature of 200 ℃ to obtain the high-weather-resistance plastic;
the preparation method of the modified ABS resin comprises the following steps:
31g of ABS resin and 0.35g N-phenylmaleimide are mixed for 12.5min at the rotating speed of 1450r/min, then the mixture is melted, blended and extruded at the temperature of 205 ℃, and the mixture is dried at the temperature of 92.5 ℃ to obtain the modified ABS resin.
Example 4
A processing technology of high weather resistance plastic comprises the following steps:
a1 preparation method, first 53g of modified ABS resin, 27g of polystyrene resin, 18g of polyvinyl chloride resin, 9g of calcium carbonate with the diameter of 1.3 mu m, 3g of calcium aromatic acid, 6g of basalt fiber and 1.0g of CeO20.8g of tetraethyl silicate,1.95g of the grape seed procyanidin extract prepared in preparation example 3, 0.75g of the sweet wormwood herb extract and 1.4g of tea polyphenol are dried at 82 ℃, and then all dried raw materials are uniformly stirred at the rotating speed of 1500r/min to obtain dry mixed material particles;
a 2: melting, blending and extruding the dried mixture particles at the temperature of 210 ℃, wherein the extrusion rotating speed is 200r/min, cooling, drying at the temperature of 85 ℃ for 7h, and then performing injection molding at the temperature of 210 ℃ to obtain the high-weather-resistance plastic;
the preparation method of the modified ABS resin comprises the following steps:
32g of ABS resin and 0.5g N-phenylmaleimide are mixed for 15min at the rotating speed of 1500r/min, then the mixture is melted, blended and extruded at the temperature of 250 ℃, and the mixture is dried at the temperature of 95 ℃ to obtain the modified ABS resin.
Example 5
A processing technology of high weather resistance plastic comprises the following steps:
a1 preparation method, firstly 57g modified ABS resin, 23g polystyrene resin, 22g polyvinyl chloride resin, 7g calcium carbonate with the diameter of 1.3 μm, 5g aromatic acid calcium, 4g basalt fiber, 2.0g CeO2Oven drying 0.7g tetraethyl silicate, 2.05g grape seed procyanidin extract prepared in preparation example 3, 0.65g herba Artemisiae Annuae extract and 1.6g tea polyphenols at 82 deg.C, and stirring all oven dried raw materials at 1500r/min to obtain dry mixed granules;
a 2: melting, blending and extruding the dried mixture particles at the temperature of 210 ℃, wherein the extrusion rotating speed is 200r/min, cooling, drying at the temperature of 85 ℃ for 7h, and then performing injection molding at the temperature of 210 ℃ to obtain the high-weather-resistance plastic;
the preparation method of the modified ABS resin comprises the following steps:
32g of ABS resin and 0.5g N-phenylmaleimide are mixed for 15min at the rotating speed of 1500r/min, then the mixture is melted, blended and extruded at the temperature of 250 ℃, and the mixture is dried at the temperature of 95 ℃ to obtain the modified ABS resin.
Example 6
The processing technology of the high weather resistance plastic is different from the processing technology of the embodiment 3 in that: the calcium carbonate is modified by the following method:
drying and crushing calcium carbonate at the temperature of 80 ℃, then uniformly mixing 50g of calcium carbonate, 0.5g of stearic acid and 50g of ethanol at the temperature of 45 ℃, crushing and stirring at the rotating speed of 4650r/min for 5min, and then drying at the temperature of 80 ℃ to obtain the modified calcium carbonate.
Example 7
The processing technology of the high weather resistance plastic is different from the processing technology of the embodiment 3 in that: the calcium carbonate is modified by the following method:
drying and crushing calcium carbonate at 85 ℃, then uniformly mixing 54g of calcium carbonate, 1.0g of stearic acid and 52g of ethanol at 50 ℃, crushing and stirring at the rotating speed of 4700r/min for 10min, and then drying at 85 ℃ to obtain the modified calcium carbonate.
Example 8
The processing technology of the high weather resistance plastic is different from the processing technology of the embodiment 3 in that: CeO (CeO)2The weight ratio of the basalt fiber to the basalt fiber is 1: 2.5 of CeO21.5g and basalt fiber 3.75 g.
Example 9
The processing technology of the high weather resistance plastic is different from the processing technology of the embodiment 3 in that: CeO (CeO)2The weight ratio of the basalt fiber to the basalt fiber is 1: 4.0 of CeO21.5g and basalt fiber 6.0 g.
Comparative example 1
Commercially available plastic, available from huibolon plastics ltd, has polyethylene as a major component.
Comparative example 2
The difference from example 3 is that: without addition of CeO2The rest are the same.
Comparative example 3
The difference from example 3 is that: 40g of modified ABS resin, 15g of polystyrene resin, 10g of polyvinyl chloride resin, 3g of calcium carbonate, 1g of calcium arylate, 1g of basalt fiber and CeO20.2g, tetraethoxysilane 0.3g, grape seed proanthocyanidin1.5g of extract, 0.5g of sweet wormwood herb extract and 0.5g of tea polyphenol.
Comparative example 4
The difference from example 3 is that: 65g of modified ABS resin, 35g of polystyrene resin, 30g of polyvinyl chloride resin, 15g of calcium carbonate, 10g of calcium arylate, 10g of basalt fiber and CeO23g, 2g of tetraethyl silicate, 3g of grape seed procyanidin extract, 1g of sweet wormwood herb extract and 3g of tea polyphenol.
Comparative example 5
The difference from example 3 is that: the ABS resin was not modified, and the rest was the same.
Comparative example 6
The difference from example 3 is that: the grape seed procyanidin extract is commercially available grape seed procyanidin extract and is purchased from Sienna's Biotech limited.
Comparative example 7
The difference from example 3 is that: the particle diameter of the calcium carbonate was 0.5. mu.m.
Comparative example 8
The difference from example 3 is that: the particle diameter of the calcium carbonate was 2.0. mu.m.
Comparative example 9
The difference from example 9 is that: CeO (CeO)2The weight ratio of the basalt fiber to the basalt fiber is 1: 1.5 of CeO21.5g and basalt fiber 2.25 g.
Comparative example 10
The difference from example 9 is that: CeO (CeO)2The weight ratio of the basalt fiber to the basalt fiber is 1: 5.5 of CeO21.5g and basalt fiber 8.25 g.
Performance detection
The plastics prepared in examples 1-9 and comparative examples 1-10 were tested for weather resistance, including mechanical properties, low temperature resistance, high temperature resistance, transparency, and ultraviolet resistance, and the test results are shown in table 1:
performing tensile test on the mechanical property according to GB/T1040.1-2006, placing the plastic on a universal testing machine for tensile test, wherein the tensile speed is 50mm/min, and measuring the breaking elongation (%) of the plastic;
according to GB/T1043.1-2008, the low-temperature resistance of the plastic is measured by firstly soaking the plastic in liquid nitrogen for 5min, then quickly taking out the plastic and placing the plastic on an impact tester for testing2）；
The high temperature resistance is measured according to GB 1035-70, and the temperature (DEG C) of the plastic when the plastic reaches certain bending deformation in a constant temperature rising environment is obtained;
transparency the light transmission (%) of the plastic was determined according to GB/T2410-;
the ultraviolet resistance is measured according to GB/T1040.1-2006, and the elongation at break (%) of the plastic is measured after the plastic is irradiated for 480 hours by ultraviolet rays.
TABLE 1 test results table
| Item | Elongation at Break (%) | Low temperature impact Strength (KJ/m)2） | Deformation temperature (. degree. C.) | Light transmittance (%) | Elongation at break after irradiation (%) |
| Example 1 | 332.6 | 20.6 | 419.61 | 85.3 | 275.3 |
| Example 2 | 332.9 | 21.1 | 420.11 | 85.5 | 275.5 |
| Example 3 | 335.4 | 25.0 | 438.99 | 87.0 | 278.1 |
| Example 4 | 333.1 | 21.6 | 425.42 | 85.9 | 276.1 |
| Example 5 | 333.0 | 21.4 | 422.36 | 85.7 | 276.0 |
| Example 6 | 338.6 | 28.2 | 448.71 | 89.5 | 283.5 |
| Example 7 | 338.8 | 28.5 | 449.21 | 89.6 | 283.7 |
| Example 8 | 338.5 | 27.6 | 446.25 | 89.1 | 283.6 |
| Example 9 | 338.6 | 27.9 | 447.13 | 89.2 | 283.7 |
| Comparative example 1 | 200.5 | 12.1 | 200.36 | 60.2 | 126.3 |
| Comparative example 2 | 290.4 | 16.5 | 352.67 | 75.1 | 200.1 |
| Comparative example 3 | 295.2 | 18.5 | 362.14 | 76.2 | 250.3 |
| Comparative example 4 | 295.6 | 18.7 | 362.16 | 76.3 | 250.5 |
| Comparative example 5 | 291.5 | 16.7 | 359.18 | 75.3 | 245.7 |
| Comparative example 6 | 296.1 | 18.9 | 365.11 | 76.5 | 247.1 |
| Comparative example 7 | 296.0 | 18.8 | 363.27 | 76.5 | 251.3 |
| Comparative example 8 | 295.9 | 18.6 | 362.08 | 76.4 | 252.7 |
| Comparative example 9 | 295.2 | 18.4 | 361.99 | 76.1 | 250.9 |
| Comparative example 10 | 295.3 | 18.3 | 361.88 | 76.3 | 250.9 |
As can be seen from Table 1, the elongation at break, low-temperature impact strength, deformation temperature, light transmittance and elongation at break after irradiation of the examples 1-5 are all obviously greater than those of the comparative example 1, which shows that the plastics prepared according to the examples 1-5 have stronger mechanical property, high temperature resistance, low temperature resistance and ultraviolet resistance, the weather resistance of the plastics is comprehensively improved in all aspects, the service life of the plastics is prolonged, and the plastics prepared by the process of the application have good transparency;
in examples 1-5, the elongation at break, low temperature impact strength, deformation temperature, light transmittance and elongation at break after irradiation of the plastic obtained in example 3 are the highest, which shows that the plastic obtained in example 3 has stronger weather resistance and transparency;
the elongation at break, the low-temperature impact strength, the deformation temperature, the light transmittance and the elongation at break after irradiation of the examples 6 to 7 are all larger than those of the example 3, which shows that the calcium carbonate is modified to improve the dispersibility in the plastic, so that the weather resistance of the plastic is improved;
examples 8-9 all had greater elongation at break, low temperature impact strength, deformation temperature, light transmittance, and elongation at break after irradiation than example 3, demonstrating control of CeO2The proportion of the CeO to the basalt fiber can be made2The composite material has a good reinforcing effect on basalt fibers, and improves the strength of the basalt fibers, so that the weather resistance of the plastic is improved;
comparative example 2, in which elongation at break, low-temperature impact strength, deformation temperature, light transmittance and elongation at break after irradiation were all significantly smaller than example 3, shows that no CeO was added2The basalt fiber can not be enhanced, the strength of the plastic is reduced, and the basalt fiber and other ultraviolet-resistant substances can not play a role in synergistic ultraviolet resistance, so that the ultraviolet resistance of the plastic is reduced, and the weather resistance of the plastic is comprehensively reduced;
the elongation at break, low-temperature impact strength, deformation temperature, light transmittance and elongation at break after irradiation of comparative examples 3-4 are all obviously smaller than those of example 3, which shows that the weather resistance of the plastic is reduced when the addition amount of each component in the plastic is too high or too low;
the elongation at break, the low-temperature impact strength, the deformation temperature, the light transmittance and the elongation at break after irradiation of the comparative example 5 are all obviously lower than those of the example 3, which shows that the compatibility of the ABS resin and other resins can be reduced and the strength of the plastic can be reduced without modifying the ABS resin, and the heat resistance of the plastic can be reduced, so that the weather resistance of the plastic can be comprehensively reduced;
the elongation at break, the low-temperature impact strength, the deformation temperature, the light transmittance and the elongation at break after irradiation of the comparative example 6 are all obviously lower than those of the example 3, which shows that the ultraviolet resistance of the plastic is reduced due to the lower purity of the grape seed procyanidin extract without adopting the grape seed procyanidin extract prepared by the application, so that the weather resistance of the plastic is reduced;
comparative examples 7 to 8, in which elongation at break, low-temperature impact strength, deformation temperature, light transmittance and elongation at break after irradiation were all significantly smaller than those of example 3, show that too high or too low a particle diameter of calcium carbonate would decrease the strength of the plastic, thereby decreasing the weatherability of the plastic;
comparative examples 9-10, in which elongation at break, low temperature impact strength, deformation temperature, light transmittance and elongation at break after irradiation were all significantly smaller than example 9, demonstrate that CeO was not controlled2The proportion range of the basalt fiber can reduce the strength of the plastic, thereby reducing the weather resistance of the plastic.
The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. A highly weatherable plastic characterized by: the raw materials comprise the following components in parts by weight: 50-60 parts of modified ABS resin taking N-phenylmaleimide as modifier, 20-30 parts of polystyrene resin, 15-25 parts of polyvinyl chloride resin, 5-11 parts of calcium carbonate, 2-6 parts of calcium aromatic acid, 3-7 parts of basalt fiber and CeO20.5-2.5 parts, tetraethyl silicate 0.5-1.0 part, grape seed procyanidin extract 1.8-2.2 parts, sweet wormwood herb extract 0.6-0.8 part and tea polyphenol 1-2 parts.
2. The highly weatherable plastic according to claim 1, wherein: the plastic comprises the following raw materials in parts by weight: 53-57 parts of modified ABS resin taking N-phenylmaleimide as modifier, 23-27 parts of polystyrene resin, 18-22 parts of polyvinyl chloride resin, 7-9 parts of calcium carbonate, 3-5 parts of calcium aromatic acid, 4-6 parts of basalt fiber and CeO21.0-2.0 parts, tetraethyl silicate 0.7-0.8 parts, grape seed procyanidin extract 1.95-2.05 parts, sweet wormwood herb extract 0.65-0.75 parts, and tea polyphenol 1.4-1.6 parts.
3. A highly weatherable plastic according to claim 1 or 2, characterized in that: the preparation method of the modified ABS resin comprises the following steps:
mixing ABS resin and N-phenylmaleimide at the rotating speed of 1400-1500r/min for 10-15min, then melt blending and extruding at the temperature of 160-250 ℃, and drying at the temperature of 90-95 ℃ to obtain the modified ABS resin, wherein the weight ratio of the ABS resin to the N-phenylmaleimide is (30-32): (0.2-0.5).
4. A highly weatherable plastic according to claim 1 or 2, characterized in that: the grape seed procyanidin extract is prepared by the following method:
s1: drying dry grape seeds at 38-42 deg.C for 1.5-2.5h, freezing at-20-15 deg.C for 25-35min, pulverizing, sieving to obtain grape seed powder, extracting with petroleum ether as degreasing solvent at 70-80 deg.C for 23-25h, and oven drying at 38-42 deg.C to obtain degreased grape seed powder, wherein the weight ratio of dry grape seeds to petroleum ether is (0.8-1.2): (95-100);
s2: extracting defatted grape seed powder with 70-72% ethanol as solvent under 7.5-8.0MPa and 70-75 deg.C for 14-16min to obtain grape seed procyanidin extract, wherein the weight ratio of defatted grape seed powder to ethanol is (1-1.2): (98-100).
5. A highly weatherable plastic according to claim 1 or 2, characterized in that: the particle diameter of the calcium carbonate is 1.1-1.3 mu m.
6. The highly weatherable plastic according to claim 5, wherein: the calcium carbonate is modified by the following method:
drying and crushing calcium carbonate at the temperature of 80-85 ℃, then uniformly mixing the calcium carbonate with stearic acid and ethanol at the temperature of 45-50 ℃, crushing and stirring at the rotating speed of 4650-4700r/min for 5-10min, and then drying at the temperature of 80-85 ℃ to obtain modified calcium carbonate, wherein the weight ratio of the calcium carbonate to the stearic acid to the ethanol is (50-54): (0.5-1.0): (50-52).
7. The highly weatherable plastic according to claim 1, wherein: the CeO2The weight ratio of the basalt fiber to the basalt fiber is 1: (2.5-4.0）。
8. The process for producing a highly weather-resistant plastic according to any one of claims 1 to 7, wherein: the method comprises the following steps:
a1, drying all raw materials at the temperature of 80-82 ℃, and then uniformly stirring all the dried raw materials at the rotating speed of 1400-1500r/min to obtain dry mixed material particles;
a 2: melting, blending and extruding the dried mixture particles at the temperature of 180-210 ℃, wherein the extrusion rotating speed is 180-200r/min, drying at the temperature of 80-85 ℃ for 6-7h after cooling, and then performing injection molding at the temperature of 190-210 ℃ to obtain the high-weather-resistance plastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010689294.9A CN111808395A (en) | 2020-07-17 | 2020-07-17 | High-weather-resistance plastic and processing technology thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010689294.9A CN111808395A (en) | 2020-07-17 | 2020-07-17 | High-weather-resistance plastic and processing technology thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111808395A true CN111808395A (en) | 2020-10-23 |
Family
ID=72865353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010689294.9A Withdrawn CN111808395A (en) | 2020-07-17 | 2020-07-17 | High-weather-resistance plastic and processing technology thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111808395A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114456476A (en) * | 2022-01-24 | 2022-05-10 | 东莞市赛美塑胶制品有限公司 | Calcium carbonate-containing master batch for PC-ABS sheet material, preparation method of master batch, PC-ABS sheet material and preparation method of PC-ABS sheet material |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3654219A (en) * | 1968-06-19 | 1972-04-04 | William M Boyer | Novel fiber glass-reinforced resin compositions and processes for their preparation |
| CN103980634A (en) * | 2014-05-31 | 2014-08-13 | 全椒祥瑞塑胶有限公司 | Polyvinyl chloride modified plastic |
| CN105400125A (en) * | 2015-12-28 | 2016-03-16 | 青岛文晟汽车零部件有限公司 | Plastic with good weatherability |
| JP2017132996A (en) * | 2016-01-22 | 2017-08-03 | 積水化学工業株式会社 | Polyvinyl chloride resin composition and polyvinyl chloride resin sheet |
| CN108623979A (en) * | 2017-03-24 | 2018-10-09 | 东莞市复达复合材料有限公司 | A kind of high temperature resistant environment-protective ABS/PVC alloy materials and preparation method thereof |
| CN109608788A (en) * | 2018-12-18 | 2019-04-12 | 贵州凯科特材料有限公司 | A kind of high flowing heat-resistant PVC/ABS alloy material and preparation method thereof |
-
2020
- 2020-07-17 CN CN202010689294.9A patent/CN111808395A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3654219A (en) * | 1968-06-19 | 1972-04-04 | William M Boyer | Novel fiber glass-reinforced resin compositions and processes for their preparation |
| CN103980634A (en) * | 2014-05-31 | 2014-08-13 | 全椒祥瑞塑胶有限公司 | Polyvinyl chloride modified plastic |
| CN105400125A (en) * | 2015-12-28 | 2016-03-16 | 青岛文晟汽车零部件有限公司 | Plastic with good weatherability |
| JP2017132996A (en) * | 2016-01-22 | 2017-08-03 | 積水化学工業株式会社 | Polyvinyl chloride resin composition and polyvinyl chloride resin sheet |
| CN108623979A (en) * | 2017-03-24 | 2018-10-09 | 东莞市复达复合材料有限公司 | A kind of high temperature resistant environment-protective ABS/PVC alloy materials and preparation method thereof |
| CN109608788A (en) * | 2018-12-18 | 2019-04-12 | 贵州凯科特材料有限公司 | A kind of high flowing heat-resistant PVC/ABS alloy material and preparation method thereof |
Non-Patent Citations (3)
| Title |
|---|
| 朱洪法 等: "《无机化工产品手册》", 31 December 2008, 金盾出版社 * |
| 杨东武 等: "《塑料材料选用技术》", 31 January 2008, 中国轻工业出版社 * |
| 胡云峰 主编: "《葡萄实用加工技术》", 31 March 2010, 天津科技翻译出版公司 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114456476A (en) * | 2022-01-24 | 2022-05-10 | 东莞市赛美塑胶制品有限公司 | Calcium carbonate-containing master batch for PC-ABS sheet material, preparation method of master batch, PC-ABS sheet material and preparation method of PC-ABS sheet material |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111718591B (en) | Lignin-containing bio-based composite material and preparation method thereof | |
| CN103992561B (en) | A kind of polyolefin masterbatch prepares the method for pipe fitting | |
| CN107474374B (en) | A kind of lignin/polyolefin thermoplastic elastomer composite material and preparation method | |
| CN111040612A (en) | Preparation method of carbon nano tube modified light-resistant waterborne polyurethane coating and adhesive | |
| CN107502232A (en) | A kind of high transmission rate solar cell package EVA adhesive film and preparation method thereof | |
| CN101654532A (en) | Nanometer material modified polyethylene agricultural film and its preparing method | |
| CN111808395A (en) | High-weather-resistance plastic and processing technology thereof | |
| CN109749126A (en) | Application of the renewable aliphatic ester of biology base as tread rubber plasticizer | |
| CN104910427A (en) | Double-degradable plastic film with high tensile strength, and preparation method thereof | |
| CN115160978A (en) | Flame-retardant silicone sealant and preparation method thereof | |
| CN105061971A (en) | Method for preparing completely-degradable composite material through acid anhydride and microcrystalline cellulose synergetic modification on poly(propylene carbonate) | |
| CN115386160A (en) | Degradable modified polyethylene material and preparation method thereof | |
| CN113354938B (en) | Black weather-resistant wet-heat-aging-resistant PC/ASA alloy and preparation method thereof | |
| CN112210189A (en) | Production process of melamine powder used as raw material for producing antibacterial and bactericidal melamine tableware | |
| CN110256761A (en) | A kind of emulation plant and preparation method thereof | |
| CN112063038A (en) | Halogen-free low-smoke high-flame-retardant thermoplastic power cable sheath material and preparation method thereof | |
| CN107474441B (en) | Modified polyvinyl chloride material | |
| CN112940351B (en) | Nano-cellulose-anti-aging agent composite microsphere, rubber composition for preventing appearance from being colored and preparation method thereof | |
| CN112863784B (en) | High-strength composite porcelain knob insulator for high-voltage line and preparation method thereof | |
| CN112592575A (en) | Preparation method of biodegradable modified resin | |
| CN111808356A (en) | Car body cavity sound insulation material introduced with citric acid resin and coupling agent and preparation thereof | |
| CN105086264A (en) | Low-shrinkage-rate PVC-based wood-plastic composite material | |
| CN113527860B (en) | Preparation method of PPO composite material with high melt flowability | |
| CN114410096B (en) | Cobalt-containing organic montmorillonite modified heat aging resistant flame retardant PC optical film material and preparation method thereof | |
| CN103806277A (en) | Surface modification method of plant fiber |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20201023 |