Modified boehmite butadiene styrene rubber

A technology of boehmite butadiene and styrene-butadiene rubber, which is applied in the field of rubber, can solve the problems of low price, unsatisfactory wear resistance and flame retardant effect, and achieve the effects of enhancing dispersion, improving thermal oxygen aging performance, and reducing costs

Inactive Publication Date: 2015-01-28
TIANCHANG HIGH TECH ENTREPRENEURSHIP SERVICE CENT
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] Styrene-butadiene rubber is composed of 1,3-butadiene and styrene. It is the most widely used general-purpose synthetic rubber at present. Styrene-butadiene rubber has good comprehensive performance and low price. It can be used instead of natural rubber in most occasions. It is mainly used in the tire industry, Auto parts, hoses, tapes, rubber shoes, wires and cables, and other rubber products, but their wear resistance and flame retardant effect are not ideal, and they are generally modified during application

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0014] A kind of modified boehmite styrene-butadiene rubber proposed by the present invention, its raw material comprises by weight: 68 parts of styrene-butadiene rubber, 30 parts of silicon nitrogen rubber, 9 parts of styrene-butadiene-styrene block copolymer SBS , 1.5 parts of aluminum-zirconium coupling agent TL-5, 5 parts of 2,5-dimethyl-2,5-di(tert-butylperoxy)hexane, 4.3 parts of sulfur, 2 parts of divinylbenzene, modified 33 parts of boehmite, 11 parts of zeolite powder, 18 parts of precipitated barite, 4 parts of trioctyl trimellitate, 5 parts of epoxy soybean oil, 20 parts of magnesium hydroxide, 2.5 parts of melamine phosphate, environmental resistance Fuel agent FR-T801 1.5 parts, anti-aging agent MBZ 1.3 parts, anti-aging agent BLE 2.1 parts, wherein the content of bound styrene in styrene-butadiene rubber is 25wt%;

[0015] Wherein the preparation method of modified boehmite is: add 9 parts of boehmite to 1100 parts of deionized water by weight, ultrasonic dispers...

Embodiment 2

[0017] A kind of modified boehmite styrene-butadiene rubber proposed by the present invention, its raw material comprises by weight: 66 parts of styrene-butadiene rubber, 32 parts of silicon nitrogen rubber, 7 parts of styrene-butadiene-styrene block copolymer SBS , 1.7 parts of aluminum-zirconium coupling agent TL-5, 3 parts of 2,5-dimethyl-2,5-di(tert-butylperoxy)hexane, 4.6 parts of sulfur, 1.3 parts of divinylbenzene, modified 35 parts of boehmite, 9 parts of zeolite powder, 20 parts of precipitated barite, 3.4 parts of trioctyl trimellitate, 7 parts of epoxy soybean oil, 18 parts of magnesium hydroxide, 2.8 parts of melamine phosphate, environmental resistance Fuel agent FR-T801 1.2 parts, anti-aging agent MBZ 1.5 parts, anti-aging agent BLE 1.9 parts, wherein the content of bound styrene in styrene-butadiene rubber is 27wt%;

[0018] Wherein the preparation method of modified boehmite is: add 11 parts of boehmite to 1040 parts of deionized water by weight, ultrasonic dis...

Embodiment 3

[0020] A kind of modified boehmite styrene-butadiene rubber proposed by the present invention, its raw material comprises by weight: 67 parts of styrene-butadiene rubber, 31 parts of silicon nitrogen rubber, 8 parts of styrene-butadiene-styrene block copolymer SBS , 1.6 parts of aluminum-zirconium coupling agent TL-5, 4 parts of 2,5-dimethyl-2,5-di(tert-butylperoxy)hexane, 4.4 parts of sulfur, 1.5 parts of divinylbenzene, modified 34 parts of boehmite, 10 parts of zeolite powder, 19 parts of precipitated barite, 3.6 parts of trioctyl trimellitate, 6 parts of epoxy soybean oil, 19 parts of magnesium hydroxide, 2.7 parts of melamine phosphate, environmental resistance 1.4 parts of fuel FR-T801, 1.4 parts of anti-aging agent MBZ, 2 parts of anti-aging agent BLE, wherein the content of bound styrene in styrene-butadiene rubber is 28wt%;

[0021] Wherein the preparation method of modified boehmite is: add 10 parts of boehmite to 1080 parts of deionized water by weight, ultrasonic d...

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Abstract

The invention discloses modified boehmite butadiene styrene rubber. The modified boehmite butadiene styrene rubber is prepared from the following raw materials in parts by weight: 65-68 parts of butadiene styrene rubber, 30-33 parts of silicon nitride rubber, 6-9 parts of a styrene-butadiene-styrene segmented copolymer (SBS), 1.5-1.8 parts of an aluminum-zirconium coupling agent TL-5, 2-5 parts of 2,5-dimethyl-2,5-bis(tert-butylperoxyl)hexane, 4.3-4.7 parts of sulfur, 1-2 parts of divinyl benzene, 33-36 parts of modified boehmite, 8-11 parts of zeolite powder, 18-21 parts of precipitation barite, 3-4 parts of trioctyl trimellitate, 5-8 parts of epoxidized soybean oil, 17-20 parts of magnesium hydroxide, 2.5-3 parts of melamine phosphate, 1-1.5 parts of an environment-friendly flame retardant FR-T801, 1.3-1.6 parts of an antioxidant MBZ (2-Mercaptobenzimidazole Zinc), and 1.8-2.1 parts of an antioxidant BLE (high temperature condensation compound of diphenylamine and acetone).

Description

technical field [0001] The invention relates to the technical field of rubber, in particular to a modified boehmite styrene-butadiene rubber. [0002] Background technique [0003] Styrene-butadiene rubber is composed of 1,3-butadiene and styrene. It is the most widely used synthetic rubber at present. Styrene-butadiene rubber has good comprehensive performance and low price. It can replace natural rubber in most occasions. It is mainly used in the tire industry, Auto parts, hoses, tapes, rubber shoes, wires and cables, and other rubber products, but their wear resistance and flame retardant effects are not ideal, and they are generally modified during application. Contents of the invention [0004] The technical problems in the basic background technology, the present invention proposes a modified boehmite styrene-butadiene rubber, which has excellent wear resistance and tear resistance, and has excellent cold resistance, heat resistance and flame retardancy. [0005] A...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08L9/06C08L83/08C08L53/02C08K13/06C08K9/06C08K3/22C08K5/14C08K3/06C08K5/01C08K7/26C08K3/30C08K5/12C08K5/1515C08K5/3492
CPCC08L9/06C08L2201/02C08L2201/08C08L2205/035C08L83/16C08L53/02C08L91/00C08K13/06C08K9/06C08K2003/2227C08K3/34C08K5/14C08K3/06C08K2003/3045C08K5/12C08K2003/2224C08K5/34922
Inventor 周丹
Owner TIANCHANG HIGH TECH ENTREPRENEURSHIP SERVICE CENT
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