Sealing daub and preparation thereof

A cement, rubber-based technology, applied in chemical instruments and methods, other chemical processes, etc., can solve the problems of low strength, narrow operating temperature range, darkening, etc., and achieve good sealing performance, good sealing effect, and insect prevention.

Inactive Publication Date: 2009-08-12
广东信力特种橡胶制品有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] In order to overcome the shortcomings of the existing sealing rubber clay, such as single appearance, rough surface and sallow products, narrow service temperature range, large deformation, poor corrosion resistance, low strength, inconvenient construction, single and dark color, etc., the present invention provides a Sealing glue, the sealing glue has good waterproof and air-proof sealing performance, high and low temperature resistance, corrosion resistance, aging resistance, dry operation, easy installation, disassembly at will, good permanent leak-proof sealing effect, and can prevent insects, odors, gases and Chemical substances are impregnated, and can be adjusted into various colors according to customer preferences, meeting the needs of modern high-quality life and high-tech products

Method used

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Examples

Experimental program
Comparison scheme
Effect test

example 1

[0013] Mix 100 parts of chloroprene rubber, 20 parts of petroleum resin C5, 30 parts of 3000-mesh barium sulfate, 10 parts of naphthenic oil, and 5 parts of titanium dioxide on a vacuum kneader and vacuumize for 30 minutes, and the temperature naturally rises to 160 ° C . The mixed rubber material is extruded and molded to obtain a white sealing cement product. After testing, its adhesive performance is 58N, the penetration is 68mm, and the penetration after high temperature hardening is 73. Elasticity test, viscosity test, high temperature shape Both the stability test and the alkali resistance test have passed.

example 2

[0015] Mix 100 parts of butadiene rubber, 20 parts of petroleum resin C5, 30 parts of 4000-mesh barium sulfate, 3 parts of big red powder, and 10 parts of naphthenic oil on a vacuum kneader and vacuumize for 45 minutes, and the temperature naturally rises to 150 ℃. The mixed rubber material is extruded and molded to obtain a red sealing cement product. After testing, the adhesion performance is 58N, the penetration is 72mm, and the penetration after high temperature hardening is 75. Elasticity test, viscosity test, high temperature shape Both the stability test and the alkali resistance test have passed.

example 3

[0017] 100 parts of natural rubber, 15 parts of petroleum resin C5, and 35 parts of 4000 mesh barium sulfate were mixed on a vacuum kneader and vacuumized for 50 minutes, and the temperature naturally rose to 80°C. The mixed rubber material is extruded and molded to obtain a white sealing cement product. After testing, its adhesion performance is 65N, the penetration is 76mm, and the penetration after high temperature hardening is 78. Elasticity test, viscosity test, high temperature The shape stability test and the alkali resistance test all passed.

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Abstract

The invention provides sealing clay and a preparation method thereof. The sealing clay comprises 20 to 40 percent of rubber substrate, 15 to 25 percent of tackifying resin, 10 to 20 percent of softener and 25 to 55 percent of filler, and is prepared by adopting production technology of vacuum kneading material-mixing and extrusion compression casting molding. The sealing clay has the advantages of good waterproofing, gas prevention and sealing performances, high-low temperature resistance, corrosion resistance, aging resistance, dry operation, and convenient installation, can be randomly disassembled, has good durable leakproof sealing effect, can prevent the invasion of bugs, smell, gas and chemical substances, has convenient color mixing, and is suitable for the waterproofing of facilities such as toilets, kitchens, bathrooms, swimming pools, water reservoirs, water towers, cave depots, subways, tunnels and the like and the waterproof adhesion of veneers such as marble, granite, external wall external thermal insulation and the like, particularly for the fields such as bath equipment, sanitary wares, household appliance installation and the like which have direct and frequent close contact with human beings.

Description

technical field [0001] The invention relates to a sealing cement and a preparation method thereof, in particular to a waterproof and anti-leakage high-sealing performance cement for a bathroom system and a preparation method thereof. Background technique [0002] At present, sallow products are mostly used in China to seal the bathroom system. The product of this material has a relatively narrow temperature range, melting at a slightly higher temperature, embrittlement at a too low temperature, large deformation, poor corrosion resistance, low strength, inconvenient construction, and single and dark gray color. Although there are sealed rubber clay products used in sanitary ware, home appliances, residential installations and other fields abroad, the products have shortcomings such as single appearance and rough surface. [0003] The patent document with the application number of 88106450.5 discloses a high-temperature cement made of high-alumina clinker as a matrix, white ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C09K3/10C08L11/00C08L9/00C08L7/00C08K3/26C08K3/30C08K3/36
Inventor 李虹征陈伟燕于日志
Owner 广东信力特种橡胶制品有限公司
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