CN104277355A - Flame-retardant toughening HPVC (polyvinyl with high degree of polymerization)/ABS (acrylonitrile butadiene styrene) composite material and preparation method thereof - Google Patents
Flame-retardant toughening HPVC (polyvinyl with high degree of polymerization)/ABS (acrylonitrile butadiene styrene) composite material and preparation method thereof Download PDFInfo
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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
- 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
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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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/9258—Velocity
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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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
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- 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
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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- C08L2201/00—Properties
- C08L2201/22—Halogen free composition
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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
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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
- C08L2205/08—Polymer mixtures characterised by other features containing additives to improve the compatibility between two polymers
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Abstract
The invention belongs to the field of engineering plastics and particularly relates to a flame-retardant toughening HPVC (polyvinyl with high degree of polymerization)/ABS (acrylonitrile butadiene styrene) composite material and a preparation method thereof. The preparation method of the flame-retardant toughening HPVC/ABS composite material comprises the following steps: putting 100 parts by mass of HPVC powder, 0.5-3.0 parts by mass of a thermal stabilizer, 0.5-5.0 parts by mass of a plasticizer, 0.2-1.0 part by mass of a lubricant, 0.2-1.0 part by mass of an antioxidant and 5-20 parts by mass of a halogen-free flame retardant into a high-speed mixer and mixing; then, pouring 40-100 parts by mass of ABS resin, 10-40 parts by mass of POE-g-MAH and 5-20 parts by mass of CPE (chlorinated polyethylene) into the mixer and performing secondary mixing to obtain HPVC/ABS mixed materials, pouring the obtained HPVC/ABS mixed materials into a hopper of a twin-screw extruder, and pelletizing after extruding to prepare flame-retardant toughening HPVC/ABS raw material particles. The finally prepared HPVC/ABS composite material has the advantages of flame resistance, smoke suppression, low cost, impact resistance, easiness in processing, and the like, and can be used for preparing various high-strength flame-retardant electrical appliance shells.
Description
Technical field
The invention belongs to engineering plastics field, be specifically related to a kind of fire-retardant toughened HPVC/ABS matrix material and preparation method thereof.
Background technology
Polyvinyl chloride (PVC) is a kind of conventional general-purpose plastics, is widely used in daily life.PVC can be divided into soft pvc, hard PVC and high DP PVC (HPVC).The mean polymerisation degree of HPVC, more than 1700, has that intensity is high, ageing-resistant, low cost and an advantage such as fire-retardant, but the thermostability of HPVC is poor, shock resistance is poor, limits its application at engineering field.
Acrylonitrile-butadiene-styrene copolymer (ABS) has the advantages such as intensity is high, good toughness, easily forming process.ABS resin and blended toughness and the moulding processability that significantly can improve HPVC of HPVC, in preparation HPVC/ABS blend alloy process, usually the consistency of both three components improvement will be added, and can not significantly improve to the fire-retardant of matrix material and smoke suppressing, actual industrial demand can not be met.
Summary of the invention
The problem such as poor, fire-retardant and smoke suppressing is poor for existing PVC and ABS Miscibility, the invention provides a kind of fire-retardant toughened HPVC/ABS matrix material and preparation method thereof, object is that preparation has fire-retardant and presses down hood and the HPVC/ABS engineering plastics of high-impact.
Fire-retardant toughened HPVC/ABS matrix material of the present invention, its chemical constitution is:
HPVC:100 mass parts;
ABS resin: 40 ~ 100 mass parts;
Thermo-stabilizer: 0.5 ~ 3.0 mass parts;
Softening agent: 0.5 ~ 5.0 mass parts;
Lubricant: 0.2 ~ 1.0 mass parts:
Oxidation inhibitor 0.2 ~ 1.0 mass parts;
Halogen-free flame retardants: 5 ~ 20 mass parts;
POE grafted maleic anhydride (POE-g-MAH): 10 ~ 40 mass parts;
Chlorinatedpolyethylene (CPE): 5 ~ 20 mass parts.
The technical scheme realizing the object of the invention is carried out according to following steps:
(1) HPVC/ABS compound is prepared:
100 mass parts HPVC powder, 0.5 ~ 3.0 mass parts thermo-stabilizer, 0.5 ~ 5.0 mass parts softening agent, 0.2 ~ 1.0 mass parts lubricant, 0.2 ~ 1.0 mass parts oxidation inhibitor and 5 ~ 20 mass parts halogen-free flame retardantss are put into high-speed mixer mix, and then in mixing machine, pour 40 ~ 100 mass parts ABS resin into, 10 ~ 40 mass parts POE grafted maleic anhydrides (POE-g-MAH), 5 ~ 20 mass parts chlorinatedpolyethylenees (CPE) carry out secondary mixing, obtain HPVC/ABS compound;
(2) HPVC/ABS particle is prepared:
The HPVC/ABS compound obtained is poured in twin screw extruder hopper, the temperature arranging feed zone is followed successively by: district's temperature 165 ~ 195 DEG C, two district's temperature 175 ~ 200 DEG C, three district's temperature 175 ~ 205 DEG C, four district's temperature 175 ~ 205 DEG C, five district's temperature 175 ~ 205 DEG C, head 160 ~ 190 DEG C, engine speed is 200 ~ 300 revs/min, the fire-retardant toughened HPVC/ABS feed particles of final preparation after extruding pelletization.
Wherein, described thermo-stabilizer is one or more mixtures mixed with arbitrary proportion in barium stearate, calcium stearate, Zinic stearas.
Described softening agent is one or more mixtures mixed with arbitrary proportion in o-phthalic acid dibutyl ester (DOP), dibutyl phthalate (DBP), di-isooctyladinpate (DOA), epoxy soybean oil.
Described lubricant is one or both mixtures mixed with arbitrary proportion in stearic acid, paraffin, polyethylene wax.
Described oxidation inhibitor is one or both mixtures mixed with arbitrary proportion in antioxidant 1010, antioxidant 264.
Described halogen-free flame retardants is ammonium polyphosphate (APP), melamine cyanurate (MCA), antimonous oxide (Sb
2o
3), one or more in zinc borate, aluminium hydroxide, magnesium hydroxide are with mixtures of arbitrary proportion mixing.
The present invention has following advantage and beneficial effect relative to prior art:
(1) the present invention is by the first pre-mixing in high-speed mixer of the powder such as the HPVC powder of specific proportioning and thermo-stabilizer, softening agent, lubricant, oxidation inhibitor and halogen-free flame retardants, then add ABS resin, POE-g-MAH grafts and chlorinatedpolyethylene and again carry out secondary mixing, the method of this secondary mixing can improve the mixed effect of powder and pellet, ensures that later stage compound is mixed more fully in twin screw extruder extruding pelletization process;
(2) drawback such as over-emitting black exhaust, easily decomposition when HPVC/ABS matrix material of the present invention overcomes fragility that HPVC resin exists, poor in processability, burning.In HPVC material, add halogen-free flame retardants, ABS resin, POE-g-MAH grafts, CPE expanding material, utilize halogen-free flame retardants to improve the fire-retardant of HPVC/ABS matrix material and smoke suppressing; In addition, the POE-g-MAH grafts added and CPE can improve the consistency between inorganic combustion inhibitor powder and resin particle and between HPVC and ABS resin, thus reach the object of the toughness improving material;
(3) the HPVC/ABS matrix material that the present invention is finally prepared have fire-retardant, press down the advantage such as cigarette, low cost, shock resistance, easily processing, can be used for preparing various high strength, fire-retardant casing for electric appliances.
Embodiment
The embodiment of this invention is described below in conjunction with embodiment, and embodiments of the present invention are not limited only to content described in embodiment.
Embodiment 1
The fire-retardant toughened HPVC/ABS matrix material of the present embodiment, its chemical constitution is:
HPVC:100 mass parts;
ABS resin: 40 mass parts;
Thermo-stabilizer: 0.5 mass parts barium stearate and 1.5 mass parts calcium stearates;
Softening agent: 3.0 mass parts DOP;
Lubricant: 1.0 mass parts paraffin;
Oxidation inhibitor: 0.5 mass parts antioxidant 1010;
Halogen-free flame retardants: 5 mass parts APP and 5 mass parts zinc borates;
POE-g-MAH: 10 mass parts;
CPE:5 mass parts.
The technical scheme realizing the object of the invention is carried out according to following steps:
(1) HPVC/ABS compound is prepared:
100 mass parts HPVC powder, 0.5 mass parts barium stearate and 1.5 mass parts calcium stearate thermo-stabilizers, 3.0 mass parts DOP softening agent, 1.0 mass parts paraffin wax lubricants, 0.5 mass parts antioxidant 1010 and 5 mass parts APP, 5 mass parts zinc borate halogen-free flame retardantss are put into high-speed mixer and mixed, and then in mixing machine, pour 40 mass parts ABS resin into, 10 mass parts POE-g-MAH, 5 mass parts CPE carry out secondary mixing, obtain HPVC/ABS compound;
(2) HPVC/ABS particle is prepared:
The HPVC/ABS compound obtained is poured in twin screw extruder hopper, the temperature arranging feed zone is followed successively by: district's temperature 175 DEG C, two district's temperature 185 DEG C, three district's temperature 175 DEG C, four district's temperature 205 DEG C, five district's temperature 205 DEG C, head 180 DEG C, engine speed is 200 revs/min, the fire-retardant toughened HPVC/ABS feed particles of final preparation after extruding pelletization.
Embodiment 2
The fire-retardant toughened HPVC/ABS matrix material of the present embodiment, its chemical constitution is:
HPVC:100 mass parts;
ABS resin: 60 mass parts;
Thermo-stabilizer: 2.5 mass parts Zinic stearass;
Softening agent: 0.5 mass parts DBP;
Lubricant: 1.0 mass parts polyethylene waxs;
Oxidation inhibitor: 0.8 mass parts antioxidant 1010;
Halogen-free flame retardants: 5 mass parts antimonous oxides and 2 mass parts zinc borates;
POE-g-MAH: 20 mass parts;
CPE:10 mass parts.
The technical scheme realizing the object of the invention is carried out according to following steps:
(1) HPVC/ABS compound is prepared:
100 mass parts HPVC powder, 2.5 mass parts Zinic stearas thermo-stabilizers, 0.5 mass parts DBP softening agent, 1.0 mass parts polyethylene wax lubricants, 0.8 mass parts antioxidant 1010 and 5 mass parts antimonous oxides, 2 mass parts zinc borate halogen-free flame retardantss are put into high-speed mixer and mixed, and then in mixing machine, pour 60 mass parts ABS resin into, 20 mass parts POE-g-MAH, 10 mass parts CPE carry out secondary mixing, obtain HPVC/ABS compound;
(2) HPVC/ABS particle is prepared:
The HPVC/ABS compound obtained is poured in twin screw extruder hopper, the temperature arranging feed zone is followed successively by: district's temperature 195 DEG C, two district's temperature 200 DEG C, three district's temperature 205 DEG C, four district's temperature 200 DEG C, five district's temperature 175 DEG C, head 160 DEG C, engine speed is 250 revs/min, the fire-retardant toughened HPVC/ABS feed particles of final preparation after extruding pelletization.
Embodiment 3
The fire-retardant toughened HPVC/ABS matrix material of the present embodiment, its chemical constitution is:
HPVC:100 mass parts;
ABS resin: 70 mass parts;
Thermo-stabilizer: 3.0 mass parts barium stearates;
Softening agent: 5.0 mass parts epoxy soybean oils;
Lubricant: 0.2 mass parts polyethylene wax;
Oxidation inhibitor: 1.0 mass parts antioxidant 264s;
Halogen-free flame retardants: 5 mass parts MCA;
POE-g-MAH: 30 mass parts;
CPE:15 mass parts.
The technical scheme realizing the object of the invention is carried out according to following steps:
(1) HPVC/ABS compound is prepared:
100 mass parts HPVC powder, 3.0 mass parts barium stearate thermo-stabilizers, 5.0 mass parts Plasticizer Epoxidized Soybean Oil, 0.2 mass parts polyethylene wax lubricant, 1.0 mass parts antioxidant 264s and 5 mass parts MCA halogen-free flame retardantss are put into high-speed mixer mix, and then in mixing machine, pour 70 mass parts ABS resin into, 30 mass parts POE-g-MAH, 15 mass parts CPE carry out secondary mixing, obtain HPVC/ABS compound;
(2) HPVC/ABS particle is prepared:
The HPVC/ABS compound obtained is poured in twin screw extruder hopper, the temperature arranging feed zone is followed successively by: district's temperature 165 DEG C, two district's temperature 175 DEG C, three district's temperature 175 DEG C, four district's temperature 175 DEG C, five district's temperature 175 DEG C, head 160 DEG C, engine speed is 250 revs/min, the fire-retardant toughened HPVC/ABS feed particles of final preparation after extruding pelletization.
Embodiment 4
The fire-retardant toughened HPVC/ABS matrix material of the present embodiment, its chemical constitution is:
HPVC:100 mass parts;
ABS resin: 100 mass parts;
Thermo-stabilizer: 2.0 mass parts calcium stearates;
Softening agent: 4.0 mass parts DOP;
Lubricant: 1.0 mass parts polyethylene waxs;
Oxidation inhibitor: 0.2 mass parts antioxidant 264;
Halogen-free flame retardants: 10 mass parts MCA and 10 mass parts aluminium hydroxides;
POE-g-MAH: 40 mass parts;
CPE:20 mass parts.
The technical scheme realizing the object of the invention is carried out according to following steps:
(1) HPVC/ABS compound is prepared:
100 mass parts HPVC powder, 2.0 mass parts calcium stearate thermo-stabilizers, 4.0 mass parts DOP softening agent, 1.0 mass parts polyethylene wax lubricants, 0.2 mass parts antioxidant 264,10 mass parts MCA and 10 mass parts aluminium hydroxide halogen-free flame retardantss are put into high-speed mixer mix, and then in mixing machine, pour 100 mass parts ABS resin into, 40 mass parts POE-g-MAH, 20 mass parts CPE carry out secondary mixing, obtain HPVC/ABS compound;
(2) HPVC/ABS particle is prepared:
The HPVC/ABS compound obtained is poured in twin screw extruder hopper, the temperature arranging feed zone is followed successively by: district's temperature 175 DEG C, two district's temperature 195 DEG C, three district's temperature 195 DEG C, four district's temperature 205 DEG C, five district's temperature 195 DEG C, head 180 DEG C, engine speed is 290 revs/min, the fire-retardant toughened HPVC/ABS feed particles of final preparation after extruding pelletization.
Embodiment 5
The fire-retardant toughened HPVC/ABS matrix material of the present embodiment, its chemical constitution is:
HPVC:100 mass parts;
ABS resin: 100 mass parts;
Thermo-stabilizer: 0.5 mass parts barium stearate;
Softening agent: 3.0 mass parts DBP;
Lubricant: 0.5 mass parts paraffin;
Oxidation inhibitor: 1.0 mass parts antioxidant 1010s;
Halogen-free flame retardants: 10 mass parts zinc borates and 5 mass parts magnesium hydroxides;
POE-g-MAH: 20 mass parts;
CPE:10 mass parts.
The technical scheme realizing the object of the invention is carried out according to following steps:
(1) HPVC/ABS compound is prepared:
100 mass parts HPVC powder, 0.5 mass parts barium stearate thermo-stabilizer, 3.0 mass parts DBP softening agent, 0.5 mass parts paraffin wax lubricants, 1.0 mass parts antioxidant 1010s, 10 mass parts zinc borates and 5 mass parts magnesium hydrate halogen-free fire retardants are put into high-speed mixer mix, and then in mixing machine, pour 100 mass parts ABS resin into, 20 mass parts POE-g-MAH, 10 mass parts CPE carry out secondary mixing, obtain HPVC/ABS compound;
(2) HPVC/ABS particle is prepared:
The HPVC/ABS compound obtained is poured in twin screw extruder hopper, the temperature arranging feed zone is followed successively by: district's temperature 180 DEG C, two district's temperature 190 DEG C, three district's temperature 190 DEG C, four district's temperature 195 DEG C, five district's temperature 195 DEG C, head 185 DEG C, engine speed is 300 revs/min, the fire-retardant toughened HPVC/ABS feed particles of final preparation after extruding pelletization.
Pour the HPVC/ABS compound of preparation into twin screw extruder hopper, the temperature arranging feed zone is followed successively by: district's temperature 180 DEG C, two district's temperature 190 DEG C, three district's temperature 190 DEG C, four district's temperature 195 DEG C, five district's temperature 195 DEG C, head 185 DEG C, engine speed is 300 revs/min.Extruding pelletization, the fire-retardant toughened HPVC/ABS feed particles of final preparation.
Fire-retardant toughened HPVC/ABS feed particles injection moulding prepared by embodiment 1 ~ 5 is obtained standard test specimen.Shock strength is tested according to standard GB/T/T 1843-2008, and oxygen index is tested according to standard GB/T/T 2406.2-2009, and vertical combustion is tested according to standard GB/T/T 2408-2008, and specific performance is as shown in table 1.
As can be seen from Table 1, fire-retardant toughened HPVC/ABS matrix material prepared by the present invention has well fire-retardant, smoke suppressing, 5 groups of samples all reach fire-retardant rank, wherein oxygen index is all more than 32%, vertical combustion grade meets UL 94 V-0 level, and the shock strength of sample is apparently higher than common HPVC/ABS matrix material.
The performance of fire-retardant toughened HPVC/ABS matrix material in table 1 embodiment
| Concrete formula | Shock strength KJ/m 2 | Oxygen index % | Vertical combustion t 1+t 2 /s |
| HPVC/ ABS (100/50) | 8.4 | 31.7 | 2.6 over-emitting black exhaust |
| Embodiment 1 | 9.7 | 32.8 | 2.1 without black smoke |
| Embodiment 2 | 11.8 | 33.9 | < 1.0 without black smoke |
| Embodiment 3 | 14.1 | 34.1 | < 1.0 without black smoke |
| Embodiment 4 | 19.5 | 35.6 | < 1.0 without black smoke |
| Embodiment 5 | 17.1 | 34.4 | < 1.0 without black smoke |
Claims (7)
1. a fire-retardant toughened HPVC/ABS matrix material, is characterized in that its chemical constitution is:
HPVC:100 mass parts;
ABS resin: 40 ~ 100 mass parts;
Thermo-stabilizer: 0.5 ~ 3.0 mass parts;
Softening agent: 0.5 ~ 5.0 mass parts;
Lubricant: 0.2 ~ 1.0 mass parts:
Oxidation inhibitor 0.2 ~ 1.0 mass parts;
Halogen-free flame retardants: 5 ~ 20 mass parts;
POE grafted maleic anhydride (POE-g-MAH): 10 ~ 40 mass parts;
Chlorinatedpolyethylene (CPE): 5 ~ 20 mass parts.
2. a kind of fire-retardant toughened HPVC/ABS matrix material according to claim 1, is characterized in that described thermo-stabilizer is one or more mixtures mixed with arbitrary proportion in barium stearate, calcium stearate, Zinic stearas.
3. a kind of fire-retardant toughened HPVC/ABS matrix material according to claim 1, is characterized in that described softening agent is one or more mixtures mixed with arbitrary proportion in o-phthalic acid dibutyl ester (DOP), dibutyl phthalate (DBP), di-isooctyladinpate (DOA), epoxy soybean oil.
4. a kind of fire-retardant toughened HPVC/ABS matrix material according to claim 1, is characterized in that described lubricant is one or both mixtures mixed with arbitrary proportion in stearic acid, paraffin, polyethylene wax.
5. a kind of fire-retardant toughened HPVC/ABS matrix material according to claim 1, is characterized in that described oxidation inhibitor is one or both mixtures mixed with arbitrary proportion in antioxidant 1010, antioxidant 264.
6. a kind of fire-retardant toughened HPVC/ABS matrix material according to claim 1, is characterized in that described halogen-free flame retardants is ammonium polyphosphate (APP), melamine cyanurate (MCA), antimonous oxide (Sb
2o
3), one or more in zinc borate, aluminium hydroxide, magnesium hydroxide are with mixtures of arbitrary proportion mixing.
7. a preparation method for fire-retardant toughened HPVC/ABS matrix material as claimed in claim 1, is characterized in that carrying out according to following steps:
(1) HPVC/ABS compound is prepared:
100 mass parts HPVC powder, 0.5 ~ 3.0 mass parts thermo-stabilizer, 0.5 ~ 5.0 mass parts softening agent, 0.2 ~ 1.0 mass parts lubricant, 0.2 ~ 1.0 mass parts oxidation inhibitor and 5 ~ 20 mass parts halogen-free flame retardantss are put into high-speed mixer mix, and then in mixing machine, pour 40 ~ 100 mass parts ABS resin into, 10 ~ 40 mass parts POE grafted maleic anhydrides (POE-g-MAH), 5 ~ 20 mass parts chlorinatedpolyethylenees (CPE) carry out secondary mixing, obtain HPVC/ABS compound;
(2) HPVC/ABS particle is prepared:
The HPVC/ABS compound obtained is poured in twin screw extruder hopper, the temperature arranging feed zone is followed successively by: district's temperature 165 ~ 195 DEG C, two district's temperature 175 ~ 200 DEG C, three district's temperature 175 ~ 205 DEG C, four district's temperature 175 ~ 205 DEG C, five district's temperature 175 ~ 205 DEG C, head 160 ~ 190 DEG C, engine speed is 200 ~ 300 revs/min, the fire-retardant toughened HPVC/ABS feed particles of final preparation after extruding pelletization.
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| CN201410406024.7A CN104277355A (en) | 2014-08-15 | 2014-08-15 | Flame-retardant toughening HPVC (polyvinyl with high degree of polymerization)/ABS (acrylonitrile butadiene styrene) composite material and preparation method thereof |
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| CN201410406024.7A CN104277355A (en) | 2014-08-15 | 2014-08-15 | Flame-retardant toughening HPVC (polyvinyl with high degree of polymerization)/ABS (acrylonitrile butadiene styrene) composite material and preparation method thereof |
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| CN105086283A (en) * | 2015-09-02 | 2015-11-25 | 连云港海水化工有限公司 | High-fluidity and flame-retardant PVC/ABS (acrylonitrile butadiene styrene) alloy material and preparation method thereof |
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| CN108586983A (en) * | 2018-05-07 | 2018-09-28 | 南京思甲宁新材料科技有限公司 | The dispensing and make of plastics hardware |
| CN108676282A (en) * | 2018-05-18 | 2018-10-19 | 武汉理工大学 | A kind of environment friendly flame-retardant PVC/ABS alloys and preparation method thereof |
| CN110358220A (en) * | 2019-07-26 | 2019-10-22 | 常州市武进润丰塑料制品有限公司 | Low-smoke and flame retardant PVC/ABS alloy material and preparation method thereof |
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| CN104893228A (en) * | 2015-06-29 | 2015-09-09 | 蔡恩扬 | High-strength and high-hardness PA (polyamide)/ABS (acrylonitrile butadiene styrene)/PBI (polybenzimidazole) plastic alloy and method for manufacturing same |
| CN105086283A (en) * | 2015-09-02 | 2015-11-25 | 连云港海水化工有限公司 | High-fluidity and flame-retardant PVC/ABS (acrylonitrile butadiene styrene) alloy material and preparation method thereof |
| CN105566835A (en) * | 2015-12-15 | 2016-05-11 | 常熟市强盛冲压件有限公司 | High-voltage drop type fuse supporting seat |
| CN105778393A (en) * | 2016-03-25 | 2016-07-20 | 沈阳瑞德塑胶科技有限公司 | ABS halogen-free environment-friendly flame-resistant material and preparation method |
| CN106751139A (en) * | 2016-11-25 | 2017-05-31 | 广东国立科技股份有限公司 | A kind of preparation method of impact modification macromolecular material |
| CN108117706A (en) * | 2017-11-24 | 2018-06-05 | 上海金章高分子装饰材料有限公司 | A kind of novel flame-retardant material for car interior trim parts and its production technology and automotive upholstery |
| CN108586983A (en) * | 2018-05-07 | 2018-09-28 | 南京思甲宁新材料科技有限公司 | The dispensing and make of plastics hardware |
| CN108676282A (en) * | 2018-05-18 | 2018-10-19 | 武汉理工大学 | A kind of environment friendly flame-retardant PVC/ABS alloys and preparation method thereof |
| CN110358220A (en) * | 2019-07-26 | 2019-10-22 | 常州市武进润丰塑料制品有限公司 | Low-smoke and flame retardant PVC/ABS alloy material and preparation method thereof |
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