CN111363297A - High-efficiency flame-retardant wear-resistant ABS/PTFE composite material and preparation method thereof - Google Patents

High-efficiency flame-retardant wear-resistant ABS/PTFE composite material and preparation method thereof Download PDF

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Publication number
CN111363297A
CN111363297A CN202010147832.1A CN202010147832A CN111363297A CN 111363297 A CN111363297 A CN 111363297A CN 202010147832 A CN202010147832 A CN 202010147832A CN 111363297 A CN111363297 A CN 111363297A
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parts
composite material
wear
flame
abs
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李铭
陈英
黄斌
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Dongguan Utm Engineering Plastic Co ltd
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Dongguan Utm Engineering Plastic Co ltd
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Priority to CN202010147832.1A priority Critical patent/CN111363297A/en
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    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L55/00Compositions of homopolymers or copolymers, obtained by polymerisation reactions only involving carbon-to-carbon unsaturated bonds, not provided for in groups C08L23/00 - C08L53/00
    • C08L55/02ABS [Acrylonitrile-Butadiene-Styrene] polymers
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00Properties
    • C08L2201/02Flame or fire retardant/resistant
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/02Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C08L2205/025Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/03Polymer mixtures characterised by other features containing three or more polymers in a blend
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/03Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/08Polymer mixtures characterised by other features containing additives to improve the compatibility between two polymers

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  • 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 invention relates to the field of plastic raw materials, in particular to a high-efficiency flame-retardant wear-resistant ABS/PTFE composite material which comprises the following components in parts by weight: 60-90 parts of ABS resin; 10-35 parts of PTFE powder; 5-20 parts of a flame retardant; 6-15 parts of a wear-resisting agent; 3-9 parts of a compatilizer; 0.5-3 parts of a lubricant; 0.3-1.5 parts of antioxidant. The invention provides a flame-retardant wear-resistant ABS/PTFE composite material, which can improve the self-extinguishing property (or flame retardance), long fire-proof time, water washing resistance and durability of the flame-retardant wear-resistant composite material so as to achieve the purposes of long-term repeated use without abrasion, normal action even at high temperature for a long time and no generation of toxic dense smoke. The flame-retardant wear-resistant ABS/PTFE composite material has the advantages of good compatibility, low price, simple manufacture, soft texture, elasticity, flame retardance and wear resistance.

Description

High-efficiency flame-retardant wear-resistant ABS/PTFE composite material and preparation method thereof
Technical Field
The invention relates to the field of plastic raw materials, in particular to an efficient flame-retardant wear-resistant ABS/PTFE composite material and a preparation method thereof.
Background
The ABS plastic is a terpolymer of three monomers of acrylonitrile (A), butadiene (B) and styrene (S), and the relative contents of the three monomers can be changed at will to prepare various resins. ABS has the common properties of three components, A makes it resistant to chemical corrosion and heat and has a certain surface hardness, B makes it have high elasticity and toughness, and S makes it have the processing and forming characteristics of thermoplastic plastics and improves the electrical properties. Therefore, the ABS plastic is a tough, hard and rigid material which has easily obtained raw materials, good comprehensive performance, low price and wide application. ABS plastics are widely applied to the manufacturing industries of machinery, electricity, textiles, automobiles, airplanes, ships and the like and chemical engineering.
ABS and its composite material are widely used in household electrical appliances, automobiles, communication equipment and computer industry. In recent years, with the increasing demand of consumers for living quality, the ABS composite material used by the consumers is required to have both excellent internal quality and good appearance quality, but the ABS composite material generally has the disadvantages of poor flame retardant effect, insufficient wear resistance and impact resistance, and the like.
Disclosure of Invention
In order to solve the technical problems, the invention provides the high-efficiency flame-retardant wear-resistant ABS/PTFE composite material with excellent flame-retardant effect and high impact and wear resistance, and the preparation method of the high-efficiency flame-retardant wear-resistant ABS/PTFE composite material with convenient processing and low cost.
The invention adopts the following technical scheme:
the high-efficiency flame-retardant wear-resistant ABS/PTFE composite material comprises the following components in parts by weight: 60-90 parts of ABS resin; 10-35 parts of PTFE powder; 5-20 parts of a flame retardant; 6-15 parts of a wear-resisting agent; 3-9 parts of a compatilizer; 0.5-3 parts of a lubricant; 0.3-1.5 parts of antioxidant.
The technical scheme is further improved by comprising the following components in parts by weight: 60-85 parts of ABS resin; 15-35 parts of PTFE powder; 10-20 parts of a flame retardant; 6-10 parts of a wear-resisting agent; 4-9 parts of a compatilizer; 0.5-2.5 parts of a lubricant; 0.5-1.5 parts of antioxidant.
The technical scheme is further improved by comprising the following components in parts by weight: 70 parts of ABS resin; 10 parts of PTFE powder; 10 parts of a flame retardant; 5 parts of a wear-resisting agent; 4 parts of a compatilizer; 0.5 part of a lubricant; 0.5 part of antioxidant.
The technical scheme is further improved in that the PTFE powder is suspension polytetrafluoroethylene ultrafine powder, the number average molecular weight is 13000-32000 daltons, and the average particle size is 2.5-6 μm.
The technical proposal is further improved in that the flame retardant is melamine cyanurate.
The technical proposal is further improved in that the wear-resistant agent is white carbon black.
The technical scheme is further improved in that the compatilizer is modified polytetrafluoroethylene micro powder, the average particle size D50 of the compatilizer is 1-15 micrometers, and the number average molecular weight is 4500-31000.
The technical proposal is further improved in that the lubricant is one or more than two of silicone powder, pentaerythritol ester and ethylene bisstearylamide; the antioxidant is one or two of phosphite ester antioxidant 168, phosphite ester antioxidant S-9228, hindered phenol antioxidant 1010, hindered phenol antioxidant 1098 and hindered phenol antioxidant 1076.
A preparation method of an efficient flame-retardant wear-resistant ABS/PTFE composite material comprises the following steps:
s1, preparing raw materials according to the weight part ratio, putting the raw materials into a premixer, uniformly mixing, heating to 55 ℃, and then preserving heat for 20 minutes to obtain a premix;
s2, adding the premix obtained in the step S1 into a double-screw extruder, and pelletizing to obtain the ABS/PTFE composite material, wherein the rotating speed of a charging barrel of the double-screw extruder is 350rpm, and the temperature of the charging barrel is 220-260 ℃;
s3, the ABS/PTFE composite material prepared in the step S2 is subjected to injection molding to prepare a finished product.
The invention has the beneficial effects that:
the invention provides a flame-retardant wear-resistant ABS/PTFE composite material, which can improve the self-extinguishing property (or flame retardance), long fire-proof time, water washing resistance and durability of the flame-retardant wear-resistant composite material so as to achieve the purposes of long-term repeated use without abrasion, normal action even at high temperature for a long time and no generation of toxic dense smoke. The flame-retardant wear-resistant ABS/PTFE composite material has the advantages of good compatibility, low price, simple manufacture, soft texture, elasticity, flame retardance and wear resistance.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention.
An efficient flame-retardant wear-resistant ABS/PTFE composite material comprises the following components in parts by weight: 60-90 parts of ABS resin; 10-35 parts of PTFE powder; 5-20 parts of a flame retardant; 6-15 parts of a wear-resisting agent; 3-9 parts of a compatilizer; 0.5-3 parts of a lubricant; 0.3-1.5 parts of antioxidant.
Further, the composition comprises the following components in parts by weight: 60-85 parts of ABS resin; 15-35 parts of PTFE powder; 10-20 parts of a flame retardant; 6-10 parts of a wear-resisting agent; 4-9 parts of a compatilizer; 0.5-2.5 parts of a lubricant; 0.5-1.5 parts of antioxidant.
Further, the composition comprises the following components in parts by weight: 70 parts of ABS resin; 10 parts of PTFE powder; 10 parts of a flame retardant; 5 parts of a wear-resisting agent; 4 parts of a compatilizer; 0.5 part of a lubricant; 0.5 part of antioxidant.
Further, the PTFE powder is suspension polytetrafluoroethylene ultrafine powder, the number average molecular weight is 13000-32000 daltons, and the average particle size is 2.5-6 μm.
Further, the flame retardant is melamine cyanurate.
Further, the wear-resisting agent is white carbon black.
Further, the compatilizer is modified polytetrafluoroethylene micro powder, the average particle size D50 of the compatilizer is 1-15 micrometers, and the number average molecular weight is 4500-31000.
Further, the lubricant is one or more than two of silicone powder, pentaerythritol ester and ethylene bisstearylamide; the antioxidant is one or two of phosphite ester antioxidant 168, phosphite ester antioxidant S-9228, hindered phenol antioxidant 1010, hindered phenol antioxidant 1098 and hindered phenol antioxidant 1076.
A preparation method of an efficient flame-retardant wear-resistant ABS/PTFE composite material comprises the following steps:
s1, preparing raw materials according to the weight part ratio, putting the raw materials into a premixer, uniformly mixing, heating to 55 ℃, and then preserving heat for 20 minutes to obtain a premix;
s2, adding the premix obtained in the step S1 into a double-screw extruder, and pelletizing to obtain the ABS/PTFE composite material, wherein the rotating speed of a charging barrel of the double-screw extruder is 350rpm, and the temperature of the charging barrel is 220-260 ℃;
s3, the ABS/PTFE composite material prepared in the step S2 is subjected to injection molding to prepare a finished product.
Example one
S1, mixing 73 parts of ABS resin, 10 parts of PTFE powder and 5 parts of flame retardant according to the following weight parts; 8 parts of wear-resisting agent, 3 parts of compatilizer, 0.3 part of lubricant and 0.7 part of antioxidant, adding the prepared raw materials into a premixer to be uniformly mixed, heating to 55 ℃, and then preserving heat for 20 minutes to obtain premix;
s2, adding the premix obtained in the step S1 into a double-screw extruder, and cutting into granules to obtain the ABS/PTFE composite material, wherein the rotating speed of a charging barrel of the double-screw extruder is 350rpm, and the temperature of the charging barrel is 230 ℃;
s3, the ABS/PTFE composite material prepared in the step S2 is subjected to injection molding to prepare a finished product.
Example two
S1, mixing 69 parts of ABS resin, 12 parts of PTFE powder and 8 parts of flame retardant according to the following weight parts; 6 parts of wear-resisting agent, 3.5 parts of compatilizer, 0.6 part of lubricant and 0.9 part of antioxidant, adding the prepared raw materials into a premixer to be uniformly mixed, heating to 55 ℃, and then preserving heat for 20 minutes to obtain premix;
s2, adding the premix obtained in the step S1 into a double-screw extruder, and cutting into granules to obtain the ABS/PTFE composite material, wherein the rotating speed of a charging barrel of the double-screw extruder is 350rpm, and the temperature of the charging barrel is 260 ℃;
s3, the ABS/PTFE composite material prepared in the step S2 is subjected to injection molding to prepare a finished product.
EXAMPLE III
S1, mixing 70 parts of ABS resin, 10 parts of PTFE powder and 10 parts of flame retardant according to the following weight parts; 5 parts of wear-resisting agent, 4 parts of compatilizer, 0.5 part of lubricant and 0.5 part of antioxidant, adding the prepared raw materials into a premixer to be uniformly mixed, heating to 55 ℃, and then preserving heat for 20 minutes to obtain premix;
s2, adding the premix obtained in the step S1 into a double-screw extruder, and cutting into granules to obtain the ABS/PTFE composite material, wherein the rotating speed of a charging barrel of the double-screw extruder is 350rpm, and the temperature of the charging barrel is 230 ℃;
s3, the ABS/PTFE composite material prepared in the step S2 is subjected to injection molding to prepare a finished product.
Comparative example 1
S1, preparing raw materials according to the following weight parts of 70 parts of ABS resin, putting the raw materials into a premixer, uniformly mixing, heating to 55 ℃, and then preserving heat for 20 minutes to obtain a premix;
s2, adding the premix obtained in the step S1 into a double-screw extruder, and cutting into granules to obtain an ABS material, wherein the rotating speed of a charging barrel of the double-screw extruder is 350rpm, and the temperature of the charging barrel is 230 ℃;
s3, the ABS/PTFE composite material prepared in the step S2 is subjected to injection molding to prepare a finished product.
According to comparative example 1 and examples 1 to 3, the present invention provides a flame-retardant abrasion-resistant ABS/PTFE composite material which can improve the self-extinguishing property (or flame retardancy), the long time of fire prevention, the washing resistance and the durability of the flame-retardant abrasion-resistant composite material to achieve the repeated use for a long period of time without abrasion, to function normally even at a high temperature for a long period of time, and to not produce toxic fumes. The flame-retardant wear-resistant ABS/PTFE composite material has the advantages of good compatibility, low price, simple manufacture, soft texture, elasticity, flame retardance and wear resistance.
The above-mentioned embodiments only express various embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the patent of the present invention. It should be noted that it would be apparent to one of ordinary skill in the art that the present invention may be practiced without departing from its spirit or essential characteristics. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (9)

1. The high-efficiency flame-retardant wear-resistant ABS/PTFE composite material is characterized by comprising the following components in parts by weight:
60-90 parts of ABS resin;
10-35 parts of PTFE powder;
5-20 parts of a flame retardant;
6-15 parts of a wear-resisting agent;
3-9 parts of a compatilizer;
0.5-3 parts of a lubricant;
0.3-1.5 parts of antioxidant.
2. The high-efficiency flame-retardant wear-resistant ABS/PTFE composite material as recited in claim 1, comprises the following components in parts by weight:
60-85 parts of ABS resin;
15-35 parts of PTFE powder;
10-20 parts of a flame retardant;
6-10 parts of a wear-resisting agent;
4-9 parts of a compatilizer;
0.5-2.5 parts of a lubricant;
0.5-1.5 parts of antioxidant.
3. The high-efficiency flame-retardant wear-resistant ABS/PTFE composite material as recited in claim 1, comprises the following components in parts by weight:
70 parts of ABS resin;
10 parts of PTFE powder;
10 parts of a flame retardant;
5 parts of a wear-resisting agent;
4 parts of a compatilizer;
0.5 part of a lubricant;
0.5 part of antioxidant.
4. The ABS/PTFE composite material with high flame retardance and wear resistance as claimed in claim 1, wherein the PTFE powder is suspension polytetrafluoroethylene ultrafine powder, the number average molecular weight is 13000-32000 daltons, and the average particle size is 2.5-6 μm.
5. The composite material of claim 1, wherein the flame retardant is melamine cyanurate.
6. The composite material of claim 1, wherein the wear-resistant agent is white carbon black.
7. The efficient flame-retardant wear-resistant ABS/PTFE composite material as recited in claim 1, wherein the compatibilizer is modified polytetrafluoroethylene micropowder, the average particle size D50 of the compatibilizer is 1-15 microns, and the number average molecular weight is 4500-31000.
8. The composite material of claim 1, wherein the lubricant is one or more of silicone powder, pentaerythritol ester, ethylene bisstearylamide; the antioxidant is one or two of phosphite ester antioxidant 168, phosphite ester antioxidant S-9228, hindered phenol antioxidant 1010, hindered phenol antioxidant 1098 and hindered phenol antioxidant 1076.
9. A preparation method of an efficient flame-retardant wear-resistant ABS/PTFE composite material is characterized by comprising the following steps:
s1, preparing raw materials according to the weight part ratio, putting the raw materials into a premixer, uniformly mixing, heating to 55 ℃, and then preserving heat for 20 minutes to obtain a premix;
s2, adding the premix obtained in the step S1 into a double-screw extruder, and pelletizing to obtain the ABS/PTFE composite material, wherein the rotating speed of a charging barrel of the double-screw extruder is 350rpm, and the temperature of the charging barrel is 220-260 ℃;
s3, the ABS/PTFE composite material prepared in the step S2 is subjected to injection molding to prepare a finished product.
CN202010147832.1A 2020-03-05 2020-03-05 High-efficiency flame-retardant wear-resistant ABS/PTFE composite material and preparation method thereof Pending CN111363297A (en)

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109181205A (en) * 2018-07-16 2019-01-11 太仓市意欣塑胶有限公司 High-strength abrasion-proof type moulding based on ABS alloy modified material
CN109749338A (en) * 2017-11-02 2019-05-14 慈溪清泉电器有限公司 A kind of fire-retardant toughened ABS composite material and preparation method thereof
CN110724329A (en) * 2019-11-05 2020-01-24 中化石化销售有限公司 High-density polyethylene pipe mixed material and preparation method thereof

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109749338A (en) * 2017-11-02 2019-05-14 慈溪清泉电器有限公司 A kind of fire-retardant toughened ABS composite material and preparation method thereof
CN109181205A (en) * 2018-07-16 2019-01-11 太仓市意欣塑胶有限公司 High-strength abrasion-proof type moulding based on ABS alloy modified material
CN110724329A (en) * 2019-11-05 2020-01-24 中化石化销售有限公司 High-density polyethylene pipe mixed material and preparation method thereof

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
高徐滨 等: "不同规格PTFE微粉对改性ABS耐磨性能及力学性能的影响", 《塑料助剂》, no. 1, 20 February 2017 (2017-02-20), pages 31 - 34 *

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Application publication date: 20200703