CN110256787A - A kind of cold-resistant automobile interior decoration PVC material of thermoplasticity - Google Patents

A kind of cold-resistant automobile interior decoration PVC material of thermoplasticity Download PDF

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Publication number
CN110256787A
CN110256787A CN201910653271.XA CN201910653271A CN110256787A CN 110256787 A CN110256787 A CN 110256787A CN 201910653271 A CN201910653271 A CN 201910653271A CN 110256787 A CN110256787 A CN 110256787A
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weight
parts
interior decoration
automobile interior
pvc material
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朱建良
朱伟
曹丽秋
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Suzhou Edward Plastic Co Ltd
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Suzhou Edward Plastic Co Ltd
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Priority to CN201910653271.XA priority Critical patent/CN110256787A/en
Publication of CN110256787A publication Critical patent/CN110256787A/en
Priority to PCT/CN2020/098739 priority patent/WO2021012888A1/en
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    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
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    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
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    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/0066—Use of inorganic compounding ingredients
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/0066—Use of inorganic compounding ingredients
    • C08J9/0071—Nanosized fillers, i.e. having at least one dimension below 100 nanometers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
    • C08J9/10—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
    • C08J9/102—Azo-compounds
    • C08J9/103—Azodicarbonamide
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2203/00—Foams characterized by the expanding agent
    • C08J2203/04—N2 releasing, ex azodicarbonamide or nitroso compound
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2327/00—Characterised by the use 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; Derivatives of such polymers
    • C08J2327/02—Characterised by the use 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; Derivatives of such polymers not modified by chemical after-treatment
    • C08J2327/04—Characterised by the use 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; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
    • C08J2327/06—Homopolymers or copolymers of vinyl chloride
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    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2425/00—Characterised by the use 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 an aromatic carbocyclic ring; Derivatives of such polymers
    • C08J2425/02—Homopolymers or copolymers of hydrocarbons
    • C08J2425/04—Homopolymers or copolymers of styrene
    • C08J2425/08—Copolymers of styrene
    • C08J2425/12—Copolymers of styrene with unsaturated nitriles
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    • C08J2483/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen, or carbon only; Derivatives of such polymers
    • C08J2483/04—Polysiloxanes
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    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
    • C08K13/02—Organic and inorganic ingredients
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    • 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
    • C08K2003/2227—Oxides; Hydroxides of metals of aluminium
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    • 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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    • 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
    • C08K3/2279—Oxides; Hydroxides of metals of antimony
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    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/34—Silicon-containing compounds
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    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
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    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/10—Esters; Ether-esters
    • C08K5/11—Esters; Ether-esters of acyclic polycarboxylic acids

Abstract

The present invention discloses a kind of thermoplasticity and resists cold automobile interior decoration PVC material and preparation method thereof.The material includes following components: PVC resin powder, phenyl siloxane rubber graft phenylethene-acrylonitrile (SAN), heat stabilizer, plasticizer, inorganic filler, foaming agent, lubricant and fire retardant.It is optimized by the component to material, improves the low-temperature flexibility of PVC material, while improving its impact absorbing ability.

Description

A kind of cold-resistant automobile interior decoration PVC material of thermoplasticity
Technical field
This patent disclosure relates generally to automotive material fields, and relate more specifically to a kind of cold-resistant automobile interior decoration PVC of thermoplasticity Material.
Background technique
Automotive interior material is increasingly towards superior development, and soft, folding is basic demand, still, common PVC With the variation performance of temperature very big change can occur for the flexibility of material.The material of normal use at normal temperature, in low temperature shape Under state, product can be hardened, reduction of pliability, while service life also reduces.Common practice is addition plasticizer and butyronitrile rubber Glue increases the flexibility of product, but still barely satisfactory in actual use.Therefore, still needing to research improves PVC material Expect the method for low-temperature flexibility.
Summary of the invention
In view of the above-mentioned problems, the present invention provides a kind of cold-resistant automobile interior decoration PVC material of thermoplasticity.The material is used in low temperature When still there is good toughness.
According to an aspect of the present invention, a kind of cold-resistant automobile interior decoration PVC material of thermoplasticity is provided, which includes with the following group Point: PVC resin powder, phenyl siloxane rubber graft phenylethene-acrylonitrile (SAN), heat stabilizer, plasticizer, inorganic filler, foaming Agent, lubricant and fire retardant.
According to one embodiment of present invention, it the ratio of each component is: PVC resin powder 75-90 parts by weight, phenyl siloxane rubber Graft phenylethene-acrylonitrile (SAN) 6-12 parts by weight, plasticizer 50-70 parts by weight, inorganic are filled out at heat stabilizer 8-12 parts by weight Expect 8-15 parts by weight, foaming agent 1-2 parts by weight, lubricant 2-4 parts by weight, fire retardant 2-5 parts by weight.
According to one embodiment of present invention, phenyl siloxane rubber graft phenylethene-acrylonitrile (SAN) is poly- by seed emulsion It is legal to be made.It is prepared especially by following methods:
Step 1, seed latex is prepared；Using deionized water, emulsifier, phenyl siloxane ring body, four silicon oxygen of prestox ring Alkane, tetramethyl disiloxane carry out pre-emulsification in mulser, prepare the pre-emulsion of grams of monomer blend, above-mentioned emulsion is added In blender, ring-opening polymerization is carried out under the action of acidic catalyst, is washed with distilled water to neutrality later；
Step 2, the preparation of graft phenylethene-acrylonitrile (SAN) shell；It is continuously added in the rubbery kernel prepared to step 1 Shell mixed liquor；The shell mixed liquor by deionized water, emulsifier, aryl ethylene compound and acrylonitrile blend, point Son amount regulator is constituted, and is reacted while being stirred, prepares composite material.
According to one embodiment of present invention, plasticizer includes glyceride, isobide diester, vegetable oil base ester, plant The polyol ester in source, adipate ester, polyester adipate, bis adipate, succinate, sebacate, in azelate It is one or more.
According to one embodiment of present invention, foaming agent is azodicarbonamide.
According to one embodiment of present invention, heat stabilizer is calcium zinc heat stabilizer.
According to one embodiment of present invention, inorganic filler include talcum, quartz, mica, kaolin, wollastonite, cover it is de- One of stone, nanometer calcium carbonate, calcium sulfate, barium sulfate are a variety of.
According to one embodiment of present invention, lubricant includes wax, hydroxyethyl dual fatty acid amide, in ethylenebisoleoamide It is one or more.
According to one embodiment of present invention, fire retardant is antimony oxide and/or aluminium hydroxide.
According to another aspect of the present invention, it provides and a kind of be used to prepare above-mentioned thermoplasticity and resist cold automobile interior decoration PVC material Method, this method include the following steps:
Weigh according to the ratio PVC resin powder, phenyl siloxane rubber graft phenylethene-acrylonitrile (SAN), heat stabilizer, plasticizer, Inorganic filler, foaming agent, lubricant and fire retardant；
Above-mentioned all substances are added on high-speed mixer and are mixed, it is mixed that predetermined temperature plasticizing is warming up to after the mixing predetermined time Refining；
Then it is processed by twin-screw extrusion, then passes through single screw rod extruding pelletization, cyclopneumatic separator feeding, Vibration Screen Divide and then pack, that is, obtains cold-resistant flame-proof PVC cable material.
According to one embodiment of present invention, predetermined temperature is 140-180 DEG C, and the predetermined time is 2-8 minutes.
The cold-resistant automobile interior decoration PVC material of thermoplasticity disclosed in this invention and method can obtain following multiple beneficial effect Fruit:
(1) it is optimized by the component to material, in particular by phenyl siloxane rubber graft phenylethene-acrylonitrile (SAN), the resistance to low temperature of phenyl siloxane rubber is good, can have elasticity at subzero 90 DEG C, by the crosslinking degree control of rubber particles That makes is lower, is conducive to it and responds to external force, so as to improve the low-temperature flexibility of polyvinyl chloride resin；
(2) phenyl siloxane rubber graft phenylethene-acrylonitrile (SAN) and PVC base are improved using styrene-acrylonitrile (SAN) The interface affinity of body, increases the compatibility at interface.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer with reference to specific embodiments to this Invention is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, and does not have to It is of the invention in limiting.
Embodiment 1
Phenyl siloxane rubber graft phenylethene-acrylonitrile (SAN) is prepared by seed emulsion polymerization.
Step 1, seed latex is prepared；Using deionized water 50-100 parts by weight, emulsifier 1-5 parts by weight, phenyl silicon oxygen Alkane ring body 20-60 parts by weight, octamethylcy-clotetrasiloxane 20-50 parts by weight and tetramethyl disiloxane 50-80 parts by weight are in cream Pre-emulsification is carried out in change machine, prepares the pre-emulsion of grams of monomer blend, above-mentioned emulsion is added in blender, in acidic catalyst Under the action of carry out ring-opening polymerization, be washed with distilled water to neutrality later.
Step 2, the preparation of graft SAN shell；Shell mixed liquor is continuously added in the rubbery kernel prepared to step 1；It is described Shell mixed liquor by 24-80 parts by weight of deionized water, 0.2-3 parts by weight Emulsifier, 24-54 parts by weight aryl ethylene compound and Blend, the 0.01-0.1 parts by weight molecular weight regulator of acrylonitrile are constituted, and reaction temperature is 60 DEG C -90 DEG C, and speed of agitator is 100-500RPM。
Embodiment 2
Weigh respectively according to the following ratio first: 75 parts by weight of PVC resin powder are connect by phenyl siloxane rubber prepared by embodiment 1 Branch styrene-acrylonitrile (SAN) 6 parts by weight, 8 parts by weight of calcium zinc heat stabilizer, 50 parts by weight of adipate ester, nanometer calcium carbonate 8 Parts by weight, 1 parts by weight of azodicarbonamide, 2 parts by weight of zinc stearate, 2 parts by weight of antimony oxide.
Above-mentioned all substances are added on high-speed mixer and are mixed, mixing is warming up to 180 DEG C of plasticizings and is kneaded after 2 minutes.
Then it is processed by twin-screw extrusion, then passes through single screw rod extruding pelletization, cyclopneumatic separator feeding, Vibration Screen Divide and then pack, that is, obtains cold-resistant flame-proof PVC cable material.
Embodiment 3
Weigh respectively according to the following ratio first: 80 parts by weight of PVC resin powder are connect by phenyl siloxane rubber prepared by embodiment 1 Branch styrene-acrylonitrile (SAN) 8 parts by weight, 9 parts by weight of calcium zinc heat stabilizer, 55 parts by weight of polyester adipate, quartzy 8 weight Part, 1.3 parts by weight of azodicarbonamide, 3 parts by weight of wax, 3 parts by weight of antimony oxide.
Above-mentioned all substances are added on high-speed mixer and are mixed, mixing is warming up to 170 DEG C of plasticizings and is kneaded after 4 minutes.
Then it is processed by twin-screw extrusion, then passes through single screw rod extruding pelletization, cyclopneumatic separator feeding, Vibration Screen Divide and then pack, that is, obtains cold-resistant flame-proof PVC cable material.
Embodiment 4
Weigh respectively according to the following ratio first: 85 parts by weight of PVC resin powder are connect by phenyl siloxane rubber prepared by embodiment 1 Branch styrene-acrylonitrile (SAN) 10 parts by weight, 10 parts by weight of calcium zinc heat stabilizer, 60 parts by weight of sebacate, 12 weight of mica Part, 1.5 parts by weight of azodicarbonamide, 3 parts by weight of hydroxyethyl dual fatty acid amide, 4 parts by weight of aluminium hydroxide.
Above-mentioned all substances are added on high-speed mixer and are mixed, mixing is warming up to 150 DEG C of plasticizings and is kneaded after 6 minutes.
Then it is processed by twin-screw extrusion, then passes through single screw rod extruding pelletization, cyclopneumatic separator feeding, Vibration Screen Divide and then pack, that is, obtains cold-resistant flame-proof PVC cable material.
Embodiment 5
Weigh respectively according to the following ratio first: 90 parts by weight of PVC resin powder are connect by phenyl siloxane rubber prepared by embodiment 1 Branch styrene-acrylonitrile (SAN) 12 parts by weight, 12 parts by weight of calcium zinc heat stabilizer, 70 parts by weight of azelate, 15 weight of kaolin Measure part, 2 parts by weight of azodicarbonamide, 4 parts by weight of ethylenebisoleoamide, 2 parts by weight of antimony oxide, 3 weight of aluminium hydroxide Measure part.
Above-mentioned all substances are added on high-speed mixer and are mixed, mixing is warming up to 140 DEG C of plasticizings and is kneaded after 8 minutes.
Then it is processed by twin-screw extrusion, then passes through single screw rod extruding pelletization, cyclopneumatic separator feeding, Vibration Screen Divide and then pack, that is, obtains cold-resistant flame-proof PVC cable material.
The performance test results of above-described embodiment are as follows:
Meet firmly it can be seen from above-mentioned test result according to PVC material prepared by component disclosed by the invention and method The requirement of the indices such as degree, tensile strength and elongation at break, and met the requirements in subzero 50 degrees Celsius of impact brittleness, Its cryogenic property significantly improves.
Embodiments of the present invention above described embodiment only expresses, the description thereof is more specific and detailed, but can not Therefore limitations on the scope of the patent of the present invention are interpreted as.It should be pointed out that for those of ordinary skill in the art, Without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection model of the invention It encloses.

Claims (10)

  1. The automobile interior decoration PVC material 1. a kind of thermoplasticity resists cold, which is characterized in that the material includes following components: polyvinyl chloride resin Powder, phenyl siloxane rubber graft phenylethene-acrylonitrile (SAN), heat stabilizer, plasticizer, inorganic filler, foaming agent, lubricant and Fire retardant.
  2. The automobile interior decoration PVC material 2. thermoplasticity according to claim 1 resists cold, which is characterized in that the ratio of each component is: PVC resin powder 75-90 parts by weight, phenyl siloxane rubber graft phenylethene-acrylonitrile (SAN) 6-12 parts by weight, heat stabilizer 8-12 Parts by weight, plasticizer 50-70 parts by weight, inorganic filler 8-15 parts by weight, foaming agent 1-2 parts by weight, lubricant 2-4 parts by weight, Fire retardant 2-5 parts by weight.
  3. The automobile interior decoration PVC material 3. thermoplasticity according to claim 1 resists cold, which is characterized in that the phenyl siloxane rubber Graft phenylethene-acrylonitrile (SAN) is made by seed emulsion polymerization.
  4. The automobile interior decoration PVC material 4. thermoplasticity according to claim 1 resists cold, which is characterized in that the plasticizer includes Glyceride, isobide diester, vegetable oil base ester, the polyol ester of plant origin, adipate ester, polyester adipate, adipic acid One of dibasic acid esters, succinate, sebacate, azelate are a variety of.
  5. The automobile interior decoration PVC material 5. thermoplasticity according to claim 1 resists cold, which is characterized in that the heat stabilizer is Calcium zinc heat stabilizer.
  6. The automobile interior decoration PVC material 6. thermoplasticity according to claim 1 resists cold, which is characterized in that the inorganic filler packet Include one of talcum, quartz, mica, kaolin, wollastonite, montmorillonite, nanometer calcium carbonate, calcium sulfate, barium sulfate or a variety of.
  7. The automobile interior decoration PVC material 7. thermoplasticity according to claim 1 resists cold, which is characterized in that the fire retardant is three Aoxidize two antimony and/or aluminium hydroxide.
  8. The automobile interior decoration PVC material 8. thermoplasticity according to claim 1 resists cold, which is characterized in that the lubricant includes One of wax, hydroxyethyl dual fatty acid amide, ethylenebisoleoamide are a variety of.
  9. 9. a kind of side for being used to prepare the cold-resistant automobile interior decoration PVC material of thermoplasticity according to claim 1 to 8 Method, which is characterized in that the method includes the following steps:
    PVC resin powder, phenyl siloxane rubber graft phenylethene-acrylonitrile (SAN), heat stabilizer, plasticizer, inorganic is weighed according to the ratio Filler, foaming agent, lubricant and fire retardant；
    Above-mentioned all substances are added on high-speed mixer and are mixed, are warming up to predetermined temperature plasticizing mixing after mixing the predetermined time；
    Then it is processed by twin-screw extrusion, then passes through single screw rod extruding pelletization, cyclopneumatic separator feeding, vibrating screen screening is so After pack, that is, obtain cold-resistant flame-proof PVC cable material.
  10. 10. according to the method described in claim 9, it is characterized in that, the predetermined temperature be 140-180 DEG C, the pre- timing Between be 2-8 minutes.
CN201910653271.XA 2019-07-19 2019-07-19 A kind of cold-resistant automobile interior decoration PVC material of thermoplasticity Pending CN110256787A (en)

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PCT/CN2020/098739 WO2021012888A1 (en) 2019-07-19 2020-06-29 Thermoplastic cold-resistant pvc material for automobile interior decoration

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WO2021012888A1 (en) * 2019-07-19 2021-01-28 苏州爱得华塑化有限公司 Thermoplastic cold-resistant pvc material for automobile interior decoration

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Application publication date: 20190920