High-flame-retardant and high-strength natural rubber composite material

A technology of natural rubber and composite materials, applied in the field of rubber, can solve the problems of short service life, unsatisfactory flame retardancy, low strength, etc., achieve good compatibility, good processing safety performance, and improve the effect of tensile properties

Inactive Publication Date: 2018-10-16
李侠
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, most of the existing natural rubber materials have the defects of low strength and unsatisfactory flame retardancy, so that the existing natural rubber materials have problems such as short service life in the process of use, which limits their application.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0017] The present invention proposes a high flame-retardant and high-strength natural rubber composite material. Its raw materials include 71 parts by weight of natural rubber, 13 parts of high-trans-1,4-butadiene-isoprene copolymer rubber, and three parts by weight. 15 parts of ethylene propylene rubber, 2 parts of maleic anhydride grafted natural rubber, 3 parts of zinc oxide, 1 part of stearic acid, 0.8 part of benzoyl peroxide, 0.2 part of sulfur, 11 parts of super abrasion furnace black, fast pressing 3 parts of baked black, 8 parts of short fiber, 4 parts of nano iron oxide, 12 parts of organically modified montmorillonite, 5 parts of mesoporous molecular sieve, 5 parts of ultrafine calcium carbonate, 2 parts of chromium trioxide, 3 parts of antimony trioxide, 1 part of antioxidant, 1 part of accelerator, 8 parts of phosphorus-nitrogen-silicon flame retardant.

Embodiment 2

[0019] The present invention proposes a high flame-retardant and high-strength natural rubber composite material, whose raw materials by weight include: 60 parts by weight of natural rubber, 25 parts of high trans-1,4-butadiene-isoprene copolymer rubber, and three parts by weight. 8 parts of ethylene propylene rubber, 8 parts of maleic anhydride grafted natural rubber, 2 parts of zinc oxide, 2 parts of stearic acid, 0.1 part of benzoyl peroxide, 1.3 parts of sulfur, 5 parts of super wear-resistant furnace black, fast pressing 8 parts of baked black, 2 parts of short fiber, 11 parts of nano iron oxide, 4 parts of organically modified montmorillonite, 13 parts of mesoporous molecular sieve, 1 part of ultrafine calcium carbonate, 3.8 parts of chromium trioxide, 1 part of antimony trioxide, 4 parts of antioxidant, 0.1 part of accelerator, 15 parts of phosphorus-nitrogen-silicon flame retardant.

Embodiment 3

[0021] The present invention proposes a high-flame-retardant and high-strength natural rubber composite material. Its raw materials include 70 parts by weight of natural rubber, 18 parts of high-trans-1,4-butadiene-isoprene copolymer rubber, and three parts by weight. 14 parts of ethylene propylene rubber, 3 parts of maleic anhydride grafted natural rubber, 2.8 parts of zinc oxide, 1.3 parts of stearic acid, 0.7 parts of benzoyl peroxide, 0.6 parts of sulfur, 10 parts of super abrasion resistant furnace black, fast pressing 4 parts of baked black, 7 parts of short fiber, 6 parts of nano iron oxide, 11 parts of organically modified montmorillonite, 7 parts of mesoporous molecular sieve, 4 parts of ultrafine calcium carbonate, 2.6 parts of chromium trioxide, 2.8 parts of antimony trioxide, 2 parts of antioxidant, 0.8 parts of accelerator, 9 parts of phosphorus-nitrogen-silicon flame retardant;

[0022] Wherein, the short fibers are nylon short fibers;

[0023] The average particle s...

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Abstract

The invention discloses a high-flame-retardant and high-strength natural rubber composite material which comprises, by weight, 60-71 parts of natural rubber, 13-25 parts of high-trans-1, 4-butadiene-isoprene copolymer rubber, 8-15 parts of ethylene-propylene-diene monomer rubber, 2-8 parts of Maleic anhydride grafted natural rubber, 2-3 parts of zinc oxide, 1-2 parts of stearic acid, 0.1-0.8 partsof benzoyl peroxide, 0.2-1.3 parts of sulfur, 5-11 parts of medium super abrasion furnace black, 3-8 parts of fast extrusion furnace black, 2-8 parts of short fibers, 4-11 parts of nano-crystalline iron oxide, 4-12 parts of organically modified montmorillonite, 5-13 parts of mesoporous molecular sieves, 1-5 parts of calcium carbonate superfine powder, 2-3 parts of chromium trioxide, 1-3 parts ofantimony trioxide, 1-4 parts of anti-aging agents, 0.1-1 part of accelerants and 8-15 parts of phosphorous nitrogen silicon flame retardants. The high-flame-retardant and high-strength natural rubbercomposite material is high in strength and good in flame resistance and aging resistance.

Description

Technical field [0001] The invention relates to the technical field of rubber, in particular to a natural rubber composite material with high flame resistance and high strength. Background technique [0002] Natural rubber is obtained from the white latex of specific plants in tropical climate regions. It has excellent comprehensive properties and a wide range of uses. It has been widely used in industry, agriculture, national defense, aerospace, machinery manufacturing, medicine and health, and daily life And other fields. However, most of the existing natural rubber materials have the defects of low strength and unsatisfactory flame retardancy, which causes the existing natural rubber materials to have problems such as short service life during use, and restricts their application. Summary of the invention [0003] Based on the technical problems existing in the background technology, the present invention proposes a natural rubber composite material with high flame-retardant a...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08L7/00C08L9/00C08L23/16C08L51/04C08K13/06C08K9/04C08K9/06C08K3/34C08K3/22C08K5/09C08K5/14C08K3/04C08K3/26
CPCC08L7/00C08K2003/2251C08K2003/2272C08K2003/2296C08K2201/011C08L2201/02C08L2201/08C08L2205/035C08L2205/08C08L9/00C08L23/16C08L51/04C08K13/06C08K9/04C08K9/06C08K3/346C08K3/22C08K5/09C08K5/14C08K3/04C08K3/26C08K3/2279
Inventor 李侠
Owner 李侠
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