CN107082980A - Low VOC polyvinyl chloride/PNBR thermoplastic elastic body sealing strip and preparation method thereof - Google Patents
Low VOC polyvinyl chloride/PNBR thermoplastic elastic body sealing strip and preparation method thereof Download PDFInfo
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- CN107082980A CN107082980A CN201710319153.6A CN201710319153A CN107082980A CN 107082980 A CN107082980 A CN 107082980A CN 201710319153 A CN201710319153 A CN 201710319153A CN 107082980 A CN107082980 A CN 107082980A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/04—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08L27/06—Homopolymers or copolymers of vinyl chloride
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
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- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/26—Sealing devices, e.g. packaging for pistons or pipe joints
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- 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
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
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- 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
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- 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
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- 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
- C08K2201/011—Nanostructured additives
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- 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
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/04—Thermoplastic elastomer
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Laminated Bodies (AREA)
Abstract
The present invention relates to a kind of sealing strip, more particularly to a kind of low VOC polyvinyl chloride/PNBR thermoplastic elastic body sealing strip and preparation method thereof.The low-smoke non-halogen flame-retardant sealing strip is made up of the raw material of following parts by weight：100 parts of PVC, 10 ~ 60 parts of PNBR（PNBR）, 10 ~ 70 parts of plant oil base polyester plasticizer, 5 ~ 30 parts of epoxidized soybean oils, 10 ~ 80 parts of calcium carbonate superfine powders, 10 ~ 30 parts of carbon blacks, 1 ~ 5 part of stearic acid, 2 ~ 10 parts of zinc oxide, 3 ~ 8 parts of calcium-zinc composite stabilizing agents, 0.5 ~ 3 part of dual-tert-butyl cumene hydroperoxide, 0.5 ~ 2 part of antioxidant 4010NA.Low VOC polyvinyl chloride/PNBR thermoplastic elastic body sealing strip of the present invention has that resilience is good, VOC emission is low, excellent combination property the features such as, it is adaptable to the use of the industry such as automobile, building, electric wire, household electrical appliance.
Description
Technical field
The present invention relates to a kind of sealing strip, more particularly to a kind of low VOC polyvinyl chloride/PNBR thermoplastic elastic
Body sealing strip and preparation method thereof.
Background technology
" energy-saving and environmental protection, safely " be the eternal theme of development of automobile, and in-car air quality is used as automobile environment-protection, safety
Importance, will profound influence consumer purchase car theory.Only from source, research and develop, prepare, select low volatility to have
Machine compound（VOC）Interior material, could fundamentally solve in-car VOC excessive problems.Blending type polyvinyl chloride（PVC）Heat
Thermoplastic elastic is widely used in vapour with its excellent in mechanical performance, the advantage such as cost performance is high, machine-shaping is easy and recyclable
The manufacture of the products such as car seal, parts.
However, blending type PVC thermoplastic elastomer (TPE) compression sets are larger, it has also become the technology of automotive sealant manufacture
Bottleneck.By adding a large amount of phthalate plasticizers（DOP、DBP）To realize that PVC thermoplastic elastomer (TPE)s resilience is improved,
It is easily caused the exceeded of VOC emission.
The content of the invention
It is an object of the invention to provide a kind of low VOC polyvinyl chloride/PNBR thermoplastic elastic body sealing strip,
It has that resilience is good, VOC emission is low, excellent combination property the features such as.
The present invention also provides a kind of described low VOC polyvinyl chloride/PNBR thermoplastic elastic body sealing strip
Preparation method.
The technical solution adopted for the present invention to solve the technical problems is：
A kind of low VOC polyvinyl chloride/PNBR thermoplastic elastic body sealing strip, the low-smoke non-halogen flame-retardant sealing strip is
It is made up of the raw material of following parts by weight：100 parts of PVC, 10 ~ 60 parts of PNBR（PNBR）, 10 ~ 70 parts of plant oil base polyester
Plasticizer, 5 ~ 30 parts of epoxidized soybean oils, 10 ~ 80 parts of calcium carbonate superfine powders, 10 ~ 30 parts of carbon blacks, 1 ~ 5 part of stearic acid, 2 ~ 10 parts of oxidations
Zinc, 3 ~ 8 parts of calcium-zinc composite stabilizing agents, 0.5 ~ 3 part of dual-tert-butyl cumene hydroperoxide, 0.5 ~ 2 part of antioxidant 4010NA.
The present invention utilizes plant oil base polyester plasticizer, PNBR（PNBR）Common modified PVC thermoplastic elastomer (TPE),
Improving, PVC thermoplastic elastomer (TPE)s are elastic simultaneously, reduce its VOC emission, reach environment protection requirement.Low VOC environmental protection
Type PVC blending thermoplastic elastomers are used for automotive interior material, seal, the extrusion of parts product, calendering, film and mould
Modeling application, is particularly suitable for use in the production such as high-grade car, commercial vehicle, car, with wide market application foreground.
Preferably, the plant oil base polyester plasticizer is glyceryl branched polyester plasticizer, selected from P-Gly-
HHPAs, P-Gly-AAs or P-Gly-MAs.
Preferably, 20 ~ 100 nanometers of the particle diameter of the calcium carbonate superfine powder.
Preferably, the low-smoke non-halogen flame-retardant sealing strip is made up of the raw material of following parts by weight：100 parts of PVC, 30 ~
45 parts of PNBR（PNBR）, 40 ~ 50 parts of plant oil base polyester plasticizers, 10 ~ 20 parts of epoxidized soybean oils, 30 ~ 40 parts surpass
Thin calcium carbonate, 15 ~ 20 parts of carbon blacks, 2 ~ 3 parts of stearic acid, 5 ~ 6 parts of zinc oxide, 5 ~ 6 parts of calcium-zinc composite stabilizing agents, 1.5 ~ 2 parts of double uncles
Butyl peroxy cumene, 1 ~ 1.5 part of antioxidant 4010NA.
A kind of preparation method of described low VOC polyvinyl chloride/PNBR thermoplastic elastic body sealing strip, the party
Method is：Each raw material is added to low speed mixer pre-dispersed, mixing 8 ~ 15min dischargings are then added to double screw extruder and existed
Extruding pelletization under the conditions of 160 DEG C ~ 190 DEG C of processing temperature, by gained pellet in 160 DEG C ~ 185 DEG C of processing temperature, die temperature
By extruder for shaping under the conditions of 180-190 DEG C, low VOC polyvinyl chloride/PNBR thermoplastic elastomer (TPE) is made
Sealing strip.
Compared with prior art, beneficial effects of the present invention are embodied in following several respects：
1st, low VOC polyvinyl chloride/PNBR thermoplastic elastic body sealing strip produced by the present invention, branched using glyceryl
Polyester is as plasticizer, and one with branched chain structure and many active end groups birdss of the same feather flock together compound, the line with identical relative molecular mass
Shape polymer phase ratio, with special performances such as low-viscosity highly dissolubles, is conducive to the raising of material combination property；
2nd, low VOC polyvinyl chloride/PNBR thermoplastic elastic body sealing strip produced by the present invention, glyceryl branch used
Change polyester plasticizer molecular weight between 4000 ~ 8000, there is more preferable heat endurance compared to small molecule plasticizer, improving
PVC thermoplastic elastomer (TPE)s are elastic simultaneously, reduce its VOC emission, reach environment protection requirement；
3rd, low VOC polyvinyl chloride/PNBR thermoplastic elastic body sealing strip produced by the present invention, glyceryl branch used
Change polyester plasticizer has excellent resistance to migration and resistance to extractable in PVC/PNBR matrixes, reduces materials'use process
" secondary pollution ".
Low VOC polyvinyl chloride/PNBR thermoplastic elastic body sealing strip of the present invention have resilience it is good,
VOC emission is low, excellent combination property the features such as, it is adaptable to the use of the industry such as automobile, building, electric wire, household electrical appliance.This
Invent the low VOC polyvinyl chloride/nontoxic odorless of PNBR thermoplastic elastic body sealing strip, excellent performance, be applicable model
Enclose it is wide, meet environmental requirement.
Embodiment
Below by specific embodiment, technical scheme is described in further detail.It should be appreciated that this hair
Bright implementation is not limited to the following examples, and any formal accommodation and/or change made to the present invention will all fall
Enter the scope of the present invention.
In the present invention, if not refering in particular to, all part, percentage are unit of weight, equipment and raw material for being used etc.
It is commercially available or commonly used in the art.Method in following embodiments, is the normal of this area unless otherwise instructed
Rule method.
Calcium-zinc composite stabilizing agent, purchased from Yixing City Hao Sheng Chemical Co., Ltd.s.To illustrate effect, following examples of the present invention
In age resistor use antioxidant 4010NA, the particle diameter of calcium carbonate superfine powder selects the calcium carbonate in 20 ~ 100 nanometer ranges.
Embodiment 1
A kind of preparation method of low VOC polyvinyl chloride/PNBR thermoplastic elastic body sealing strip, be specifically：By 100 parts
PVC, 10 parts of PNBR, 70 parts of glyceryl branched polyester plasticizer（P-Gly-HHPAs）, 5 parts of epoxidized soybean oil, 80 parts of ultra-fine carbonic acid
Calcium, 10 parts of carbon blacks, 5 parts of stearic acid, 10 zinc oxide part, 8.0 calcium-zinc composite stabilizing agents part, 0.5 part of dual-tert-butyl peroxidating isopropyl
Base benzene, it is pre-dispersed that 2 parts of antioxidant 4010NAs are added to low speed mixer, mixing 8 ~ 15min dischargings, is added to double screw extruder
The extruding pelletization under the conditions of 160 DEG C ~ 190 DEG C of processing temperature, by pellet under the conditions of 160 DEG C ~ 185 DEG C of processing temperature（Mouth mold temperature
180 DEG C of degree）By extruder for shaping, low VOC polyvinyl chloride/PNBR thermoplastic elastic body sealing strip is made.
The sealing strip tensile strength is measured for 9.4MPa, compression set（Under the conditions of 70 DEG C after 24h storages, compression
8mm, removes load 1h）For 34.5%.
Embodiment 2
A kind of preparation method be the same as Example 1 of low VOC polyvinyl chloride/PNBR thermoplastic elastic body sealing strip is different
Part is that formula is：100 parts of PVC, 60 parts of PNBR, 10 parts of glyceryl branched polyester plasticizer（P-Gly-AAs）, 30 parts of epoxies
Soybean oil, 10 parts of calcium carbonate superfine powders, 30 parts of carbon blacks, 1 part of stearic acid, 2 zinc oxide part, 3 calcium-zinc composite stabilizing agents part, 3 parts of double uncles
Butyl peroxy cumene, 0.5 part of antioxidant 4010NA.
The sealing strip tensile strength is measured for 15.8MPa, compression set（Under the conditions of 70 DEG C after 24h storages, compression
8mm, removes load 1h）For 32.3%.
Embodiment 3
The preparation method be the same as Example 1 of low VOC polyvinyl chloride/PNBR thermoplastic elastic body sealing strip, difference
It is that formula is：100 parts of PVC, 30 parts of PNBR, 50 parts of glyceryl branched polyester plasticizer（P-Gly-HHPAs）, 10 parts of epoxy soybeans
Oil, 30 parts of calcium carbonate superfine powders, 20 parts of carbon blacks, 2 parts of stearic acid, 6 parts of zinc oxide part, 6 parts of calcium-zinc composite stabilizing agents part, 2 parts of double uncles
Butyl peroxy cumene, 1 part of antioxidant 4010NA.
The sealing strip tensile strength is measured for 14.6MPa, compression set（Under the conditions of 70 DEG C after 24h storages, compression
8mm, removes load 1h）For 30.4%.
Embodiment 4
The preparation method be the same as Example 1 of low VOC polyvinyl chloride/PNBR thermoplastic elastic body sealing strip, difference
It is that formula is：100 parts of PVC, 45 parts of PNBR, 40 parts of glyceryl branched polyester plasticizer（P-Gly-MAs）, 20 parts of epoxy soybeans
Oil, 40 parts of calcium carbonate superfine powders, 15 parts of carbon blacks, 3 parts of stearic acid, 5 parts of zinc oxide part, 5 parts of calcium-zinc composite stabilizing agents part, 1.5 parts it is double
T-butylperoxyisopropyl benzene, 1.5 parts of antioxidant 4010NAs.
The sealing strip tensile strength is measured for 16.8MPa, compression set（Under the conditions of 70 DEG C after 24h storages, compression
8mm, removes load 1h）For 35.9%.
Embodiment 5
The preparation method be the same as Example 1 of low VOC polyvinyl chloride/PNBR thermoplastic elastic body sealing strip, difference
It is that formula is：100 parts of PVC, 25 parts of PNBR, 50 parts of glyceryl branched polyester plasticizer（P-Gly-HHPAs）, 18 parts of epoxy soybeans
Oil, 36 parts of calcium carbonate superfine powders, 24 parts of carbon blacks, 5 parts of stearic acid, 4 parts of zinc oxide part, 6 parts of calcium-zinc composite stabilizing agents part, 2.2 parts it is double
T-butylperoxyisopropyl benzene, 1 part of antioxidant 4010NA.
The sealing strip tensile strength is measured for 15.4MPa, compression set（Under the conditions of 70 DEG C after 24h storages, compression
8mm, removes load 1h）For 32.8%.
As a comparison, the plant in the low VOC polyvinyl chloride of embodiment 3/PNBR thermoplastic elastic body sealing strip formula
Thing oil base polyester plasticizer, is replaced, gained polyvinyl chloride/powdered nitrile rubber rubber by equal parts phthalate plasticizers DOP
Glue thermoplastic elastic body sealing strip（Comparative example）With low VOC polyvinyl chloride/PNBR made from various embodiments of the present invention
Thermoplastic elastic body sealing strip carries out performance test, the results are shown in Table 1.
Table 1
| Comparative example | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | |
| Tensile strength (MPa) | 11.7 | 9.4 | 15.8 | 14.6 | 16.8 | 15.4 |
| Elongation rate of tensile failure (%) | 388 | 532 | 417 | 442 | 376 | 430 |
| Compression set（%） | 36.4 | 34.5 | 32.3 | 30.4 | 35.9 | 32.8 |
| Contaminative：80oC × 24h+63oC × 16h, loading 4.41N | There is pollution | It is pollution-free | It is pollution-free | It is pollution-free | It is pollution-free | It is pollution-free |
Comparative example：Polyvinyl chloride/PNBR thermoplastic elastic body sealing strip：100 parts of PVC, 30 parts of PNBR, 50 parts of DOP,
10 parts of epoxidized soybean oils, 30 parts of calcium carbonate superfine powders, 20 parts of carbon blacks, 2 parts of stearic acid, 6 parts of zinc oxide part, 6 parts of Ca Zn composites are stable
Agent part, 2 parts of dual-tert-butyl cumene hydroperoxides, 1 part of antioxidant 4010NA, preparation technology is with by embodiment 3.
From tensile strength as can be seen that compared to conventional plasticizers DOP, invention glyceryl branched polyester plasticizer used with
Effectively reduce the decline of polyvinyl chloride/PNBR thermoplastic elastic body sealing strip intensity；And low VOC polyvinyl chloride/
Ductility, the resilience of PNBR thermoplastic elastic body sealing strip are better than polyvinyl chloride/powder fourth that tradition DOP is plasticized
Nitrile rubber thermoplastic elastic body sealing strip.Under load heating condition, low VOC polyvinyl chloride/PNBR thermoplastic elastomehc
Property body sealing strip VOC emission sealed far below the polyvinyl chloride/PNBR thermoplastic elastomer (TPE) that tradition DOP is plasticized
Bar.
Embodiment described above is a kind of preferably scheme of the present invention, not makees any formal to the present invention
Limitation, also has other variants and remodeling on the premise of without departing from the technical scheme described in claim.
Claims (5)
1. a kind of low VOC polyvinyl chloride/PNBR thermoplastic elastic body sealing strip, it is characterised in that the low smoke and zero halogen
Fire-retardant sealing strip is made up of the raw material of following parts by weight：100 parts of PVC, 10 ~ 60 parts of PNBR, 10 ~ 70 parts of plant oil base polyester increase
Mould agent, 5 ~ 30 parts of epoxidized soybean oils, 10 ~ 80 parts of calcium carbonate superfine powders, 10 ~ 30 parts of carbon blacks, 1 ~ 5 part of stearic acid, 2 ~ 10 parts of zinc oxide,
3 ~ 8 parts of calcium-zinc composite stabilizing agents, 0.5 ~ 3 part of dual-tert-butyl cumene hydroperoxide, 0.5 ~ 2 part of antioxidant 4010NA.
2. low VOC polyvinyl chloride/PNBR thermoplastic elastic body sealing strip according to claim 1, its feature
It is：The plant oil base polyester plasticizer is glyceryl branched polyester plasticizer, selected from P-Gly-HHPAs, P-Gly-AAs or
P-Gly-MAs。
3. low VOC polyvinyl chloride/PNBR thermoplastic elastic body sealing strip according to claim 1, its feature
It is：20 ~ 100 nanometers of the particle diameter of the calcium carbonate superfine powder.
4. low VOC polyvinyl chloride/PNBR thermoplastic elastic body sealing strip according to claim 1, its feature
It is：The low-smoke non-halogen flame-retardant sealing strip is made up of the raw material of following parts by weight：100 parts of PVC, 30 ~ 45 parts of PNBR, 40 ~
50 parts of plant oil base polyester plasticizers, 10 ~ 20 parts of epoxidized soybean oils, 30 ~ 40 parts of calcium carbonate superfine powders, 15 ~ 20 parts of carbon blacks, 2 ~ 3 parts
Stearic acid, 5 ~ 6 parts of zinc oxide, 5 ~ 6 parts of calcium-zinc composite stabilizing agents, 1.5 ~ 2 parts of dual-tert-butyl cumene hydroperoxides, 1 ~ 1.5 part
Antioxidant 4010NA.
5. a kind of preparation side of low VOC polyvinyl chloride/PNBR thermoplastic elastic body sealing strip described in claim 1
Method, it is characterised in that this method is：Each raw material is added to low speed mixer pre-dispersed, then mixing 8 ~ 15min dischargings add
To double screw extruder under the conditions of 160 DEG C ~ 190 DEG C of processing temperature extruding pelletization, by gained pellet 160 DEG C of processing temperature ~
185 DEG C, under the conditions of 180-190 DEG C of die temperature by extruder for shaping, low VOC polyvinyl chloride/powdered nitrile rubber rubber is made
Glue thermoplastic elastic body sealing strip.
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| CN109096647A (en) * | 2018-08-01 | 2018-12-28 | 安徽邦瑞新材料科技有限公司 | A kind of smooth exquisiteness PVC door seal material of feel and preparation method |
| CN109281564A (en) * | 2018-11-14 | 2019-01-29 | 东莞欧德雅装饰材料有限公司 | A kind of anticollision strip and its preparation method and application |
| CN109456551A (en) * | 2018-11-14 | 2019-03-12 | 无锡同济新型材料有限公司 | Low VOC weather strip for automobile PVC material and preparation method thereof |
| CN109912906A (en) * | 2019-03-27 | 2019-06-21 | 安徽万朗磁塑股份有限公司 | A kind of tabletting of washing machine outer cylinder PVC elastomeric material and preparation method |
| CN110527212A (en) * | 2019-07-30 | 2019-12-03 | 重庆春光高分子材料有限公司 | A kind of automobile specified particulate material polyvinyl chloride of low VOC and preparation method thereof |
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Cited By (6)
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| CN109096647A (en) * | 2018-08-01 | 2018-12-28 | 安徽邦瑞新材料科技有限公司 | A kind of smooth exquisiteness PVC door seal material of feel and preparation method |
| CN109281564A (en) * | 2018-11-14 | 2019-01-29 | 东莞欧德雅装饰材料有限公司 | A kind of anticollision strip and its preparation method and application |
| CN109456551A (en) * | 2018-11-14 | 2019-03-12 | 无锡同济新型材料有限公司 | Low VOC weather strip for automobile PVC material and preparation method thereof |
| CN109281564B (en) * | 2018-11-14 | 2024-01-30 | 东莞欧德雅装饰材料有限公司 | Anti-collision strip and preparation method and application thereof |
| CN109912906A (en) * | 2019-03-27 | 2019-06-21 | 安徽万朗磁塑股份有限公司 | A kind of tabletting of washing machine outer cylinder PVC elastomeric material and preparation method |
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