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Environmental-friendly degradable plastic and preparing method thereof

A technology of environmentally friendly plastics and raw materials, applied in the field of plastics, can solve the problems of plastics being easily degraded and insufficient in environmental protection, and achieve the effects of excellent biodegradable performance, improved fluidity, and improved oxidation resistance

Inactive Publication Date: 2016-02-24
ANHUI GUANGYUAN TECH DEV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] Although ABS has a wide range of plastic applications, due to the characteristics of the molecular structure and performance of ABS itself, plastics made of ABS are obviously insufficient in terms of easy degradation and environmental protection.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0019] A kind of degradable environmental protection plastic, its raw material comprises by weight: 50 parts of starch graft modified ABS, 45 parts of polycaprolactone PCL, 15 parts of polyhydroxyester ether, 5 parts of plant powder, 2 parts of graphite fiber, silane coupling agent KH7924 parts, glycerin 6 parts, styrene-butadiene thermoplastic elastomer SBS6 parts, methyl methacrylate-butadiene-styrene copolymer MBS2 parts, hydrogenated styrene-butadiene-styrene block copolymer 10 parts of SEBS, 3 parts of dipentaerythritol ester PCB, 6.5 parts of polyethylene wax, 3 parts of nano-calcium carbonate, 20 parts of silk white powder, 7 parts of kaolin, 10 parts of asbestos powder, 2,6-di-tert-butyl-4-methylphenol BHT1 .4 parts, antioxidant 22461.2 parts;

[0020] The method for preparing the starch graft-modified ABS comprises: adding 1 part of maleic anhydride to 80 parts of ABS for grafting reaction to obtain ABS-g-MAH with a grafting rate of 1%; adding 50 parts of starch to wa...

Embodiment 2

[0022] A kind of degradable environment-friendly plastic, its raw material comprises by weight: 70 parts of starch graft modified ABS, 30 parts of polycaprolactone PCL, 25 parts of polyhydroxyester ether, 3 parts of plant powder, 4 parts of graphite fiber, silane coupling agent 22 parts of KH792, 10 parts of glycerin, 3 parts of styrene-butadiene thermoplastic elastomer SBS, 5 parts of methyl methacrylate-butadiene-styrene copolymer MBS, hydrogenated styrene-butadiene-styrene block copolymer 5 parts of SEBS, 5 parts of dipentaerythritol ester PCB, 5.5 parts of polyethylene wax, 6 parts of nano-calcium carbonate, 15 parts of silk white powder, 15 parts of kaolin, 5 parts of asbestos powder, 2,6-di-tert-butyl-4-methylphenol BHT3 parts, antioxidant 22460.5 parts;

[0023] The method for preparing the starch graft-modified ABS comprises: adding 3 parts of maleic anhydride to 60 parts of ABS for grafting reaction to obtain ABS-g-MAH with a grafting rate of 3%; adding 30 parts of st...

Embodiment 3

[0025] A kind of degradable environment-friendly plastic, its raw material comprises by weight: 55 parts of starch graft modified ABS, 40 parts of polycaprolactone PCL, 18 parts of polyhydroxyester ether, 4.5 parts of plant powder, 2.8 parts of graphite fiber, silane coupling agent 3.0 parts of KH792, 7 parts of glycerin, 5 parts of styrene-butadiene thermoplastic elastomer SBS, 3.5 parts of methyl methacrylate-butadiene-styrene copolymer MBS, hydrogenated styrene-butadiene-styrene 9 parts of block copolymer SEBS, 4.0 parts of dipentaerythritol ester PCB, 6.2 parts of polyethylene wax, 4 parts of nano-calcium carbonate, 18 parts of silk white powder, 9 parts of kaolin, 9 parts of asbestos powder, 2,6-di-tert-butyl- 1.8 parts of 4-methylphenol BHT, 22461.0 parts of antioxidants;

[0026] The method for preparing the starch graft-modified ABS comprises: adding 1 part of maleic anhydride to 80 parts of ABS for grafting reaction to obtain ABS-g-MAH with a grafting rate of 1%; addi...

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Abstract

Environmental-friendly degradable plastic and a preparing method thereof are disclosed. The plastic comprises following raw materials by weight: starch-grafted ABS, polycaprolactone (PCL), poly(hydroxy ester ether), plant powder, graphite fiber, a silane coupling agent KH792, glycerol, styrene-butadiene thermoplastic elastomer (SBS), methyl methacrylate-butadiene-styrene copolymer (MBS), hydrogenated styrene-butadiene-styrene block copolymer (SEBS), dipentaerythritol ester PCB, polyethylene wax, nanometer calcium carbonate, silk white powder, kaolin, asbestos powder, 2,6-di-tert-butylphenol (BHT) and an antioxidant 2246. The plastic is good in mechanical performance and processing performance and is excellent in biodegradability, thus avoiding environment pollution.

Description

technical field [0001] The invention relates to the technical field of plastics, in particular to a degradable environment-friendly plastic and a preparation method thereof. Background technique [0002] ABS (acrylonitrile-butadiene-styrene) resin is an important general-purpose synthetic resin. The main body is a blend or terpolymer of acrylonitrile, butadiene and styrene. It is a tough and rigid thermoplastic. plastic. It has a wide range of uses. The automobile industry is often used to manufacture auto parts such as instrument panels, body panels, interior trim panels, steering wheels, sound insulation panels, door locks, bumpers, ventilation pipes, etc. The home appliance industry is often used to manufacture such as refrigerators, TVs, etc. Machines, washing machines, vacuum cleaners, food mixers, telephone casings, etc., are commonly used in the construction and decoration industry to manufacture sanitary ware, swimming pool linings, pipes and pipe fittings, etc., an...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08L55/02C08L67/04C08L71/00C08L97/02C08L51/04C08L53/02C08L23/06C08K13/04C08K7/06C08K5/053C08K3/26C08K3/34C08K7/12B29C47/60B29C47/92B29C48/92
Inventor 梁晓燕
Owner ANHUI GUANGYUAN TECH DEV
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