Composition used as adhesive underlayer for attaching rubber to metal at vulcanization or as adhesive for hot attaching of rubber on base of fluorine-containing rubber and acrylic rubber

FIELD: production of adhesive underlayers (adhesive primers) from compositions on base of organosilanes used for attaching of rubber on base of natural, isoprene, butadiene, butadiene-nitrile, butadiene-styrene, chloroprene and butyl rubber.

SUBSTANCE: proposed composition is single-layer adhesive for hot attaching of rubber on base of fluorine-containing and acrylic rubber to metal in the course of vulcanization. This composition may be used for manufacture of rubber-metal articles in automobile industry, mechanical engineering and other industries. Proposed composition contains 3-aminopropyl-triethyl ethoxy-silane, dimethacrylic ether of triethylene glycol, paraform solution in mono-ethanol amine, ethyl alcohol, glycerin and distilled water.

EFFECT: high strength of attaching rubber mixes to metals at vulcanization; enhanced corrosion resistance, heat resistance and ecological safety; low cost of product.

3 tbl

 



 

Same patents:

The invention relates to adhesives, namely, adhesive compositions for secure attachment of rubber from silicone elastomer to metal during vulcanization

FIELD: rubber industry.

SUBSTANCE: invention, in particular, relates to attaching acrylate rubber to metal during vulcanization and can be used in manufacture of general mechanical rubber goods (e.g. seals) for automobile industry operated under effects of air and working medium at elevated temperatures (gearset). Carcass is successively treated, in the first stage, with adhesive composition containing 2-5% aminopropyltriethoxysilane, 15-25% ethyl alcohol. And deionized water to 100%. In the second stage, treatment is effected with 0.2-0.4% aqueous solution of resorcinol-formaldehyde resin (SF-282) followed by drying at 100-150°C. Consumption of composition in the first and second stages of treatment of carcass achieves 60-80 ml/m2 for each stage.

EFFECT: increased strength of attachment.

2 tbl

The invention relates to adhesives, namely, adhesive compositions for secure attachment of rubber from silicone elastomer to metal during vulcanization
The invention relates to organosilicon compositions of cold hardening and can be used for sticky materials used in various fields, in particular in electrical engineering and medicine

FIELD: application of adhesive underlayers (adhesive primers) on base of chlorine-containing rubbers on base of natural isoprene, butadiene, butadiene nitrile, styrene-butadiene, chloroprene and butyl rubber to metal in the course of vulcanization; manufacture of rubber metal articles for automobile industry.

SUBSTANCE: proposed adhesive underlayer includes chlorinated natural rubber, fillers, stabilizer, solvent, phenol resin, resol-type phenol formaldehyde resin, wetting agent and urotropin. Used as solvent is mixture of xylol with methyl isobutyl ketone.

EFFECT: enhanced strength of attachment of rubber to metals; enhanced corrosion resistance; low cost of product; absence of toxic solvents.

3 tbl

The invention relates to the development of adhesives

The invention relates to the development of compositions for body repair of vehicles by the method of bonding steel and plastics, reinforcing materials, and corrosion protection of various parts and units of the car

FIELD: application of adhesive underlayers (adhesive primers) on base of chlorine-containing rubbers on base of natural isoprene, butadiene, butadiene nitrile, styrene-butadiene, chloroprene and butyl rubber to metal in the course of vulcanization; manufacture of rubber metal articles for automobile industry.

SUBSTANCE: proposed adhesive underlayer includes chlorinated natural rubber, fillers, stabilizer, solvent, phenol resin, resol-type phenol formaldehyde resin, wetting agent and urotropin. Used as solvent is mixture of xylol with methyl isobutyl ketone.

EFFECT: enhanced strength of attachment of rubber to metals; enhanced corrosion resistance; low cost of product; absence of toxic solvents.

3 tbl

FIELD: production of adhesive underlayers (adhesive primers) from compositions on base of organosilanes used for attaching of rubber on base of natural, isoprene, butadiene, butadiene-nitrile, butadiene-styrene, chloroprene and butyl rubber.

SUBSTANCE: proposed composition is single-layer adhesive for hot attaching of rubber on base of fluorine-containing and acrylic rubber to metal in the course of vulcanization. This composition may be used for manufacture of rubber-metal articles in automobile industry, mechanical engineering and other industries. Proposed composition contains 3-aminopropyl-triethyl ethoxy-silane, dimethacrylic ether of triethylene glycol, paraform solution in mono-ethanol amine, ethyl alcohol, glycerin and distilled water.

EFFECT: high strength of attaching rubber mixes to metals at vulcanization; enhanced corrosion resistance, heat resistance and ecological safety; low cost of product.

3 tbl

FIELD: chemistry.

SUBSTANCE: butadiene-nitrile rubber based adhesive composition contains phenol formaldehyde resin, polyvinylchloride resin which is chlorinated or chlorinated isopreprene rubber, zinc oxide, magnesium oxide, organic solvent and filler. The filler is a mixture of lignocellulose polydispersed fibre materials and ethyl cellulose. The lignocellulose polydispersed fibre materials are wastes from textile industry, wood chemical and/or cellulose and paper production.

EFFECT: composition increases adhesion strength of various substrates and improves thixotropic properties.

4 tbl, 2 ex

FIELD: chemistry.

SUBSTANCE: adhesive composition contains chlorinated natural rubber, epoxy diane resin, and an organic solvent. The organic solvent used is toluene. The adhesive composition additionally contains a modifier in form of phosphorus-boron-containing methacrylate.

EFFECT: invention increases strength when gluing together vulcanised rubber at room temperature.

1 ex, 2 tbl

FIELD: chemistry.

SUBSTANCE: method involves applying onto the glued surfaces a solution based on chlorinated natural rubber in an organic solvent, drying and bringing the surfaces into contact. The rubber used is rubber which is pre-ozonised for 0.5-2.0 hours at room temperature to obtain a product with acid number of 9.14-30.87 mgKOH/g. The solvent used is ethyl acetate. The glue is applied in two steps while drying the adhesive film at room temperature for 10 minutes after applying the first layer and for 1-2 minutes after applying the second layer.

EFFECT: high strength of the glue joint when gluing vulcanised rubber and simplification of the gluing process.

1 cl, 1 tbl, 9 ex

FIELD: chemistry.

SUBSTANCE: adhesive composition based on chlorinated natural rubber contains an organic solvent, wherein the rubber used is pre-ozonised for 0.5-2.0 hours at room temperature to obtain a product with acid number of 9.14-30.87 mg KOH/g, and the solvent is ethyl acetate, with the following ratio of components, pts.wt: chlorinated natural rubber - 20.0; organic solvent - 80.0.

EFFECT: high strength of gluing vulcanised rubber to each other.

FIELD: chemistry.

SUBSTANCE: vulcanised rubber is glued to each other by applying an adhesive based on isoprene rubber solution in nefras onto the surfaces to be glued. The surfaces are then dried and brought into contact. The isoprene rubber in the adhesive is SKI-3 rubber which is pre-ozonised for 0.5-1.0 hour at room temperature. The adhesive is applied in two steps while drying the adhesive film at room temperature for 10 minutes after applying the first layer and for 1-2 minutes after applying the second layer.

EFFECT: invention provides high strength of the adhesive joint when gluing vulcanised rubber to each other and simplifies the gluing technique.

2 ex, 1 tbl

FIELD: chemistry.

SUBSTANCE: invention relates to an adhesive sublayer based on chlorinated natural rubber used for fixing rubbers based on natural, isoprene, butadiene, butadiene-nitrile, butadiene-styrene, chloroprene, and butyl rubber to metal during vulcanization. The invention can be used in rubber industry in making heat-resistant multilayer rubber-fabric articles, particularly rubber-cord casings and pneumatic tires, as well as flexible high-pressure hoses when operating in aggressive media. The adhesive sublayer includes, ps wt: chlorinated natural rubber - 100, metal oxides - 10.0-20.0, phenol-formaldehyde resin of resole type - 1.0-5.0, phenol-formaldehyde resin of the novolac type - 20.0-50.0, the complex of resorcinol and hexamine - 2.0-15.0, stabiliser - 2.0-10.0, wetting agent - 0.01-0.1, filler - aerosil - 2.0-10.0, xylene and methyl isobutyl ketone - 345.0-400.0.

EFFECT: invention allows to increase the strength of the rubber compound attachment to metal, to reduce toxicity and to improve environmental safety for humans.

2 dwg, 2 tbl

FIELD: rubber industry.

SUBSTANCE: invention, in particular, relates to attaching acrylate rubber to metal during vulcanization and can be used in manufacture of general mechanical rubber goods (e.g. seals) for automobile industry operated under effects of air and working medium at elevated temperatures (gearset). Carcass is successively treated, in the first stage, with adhesive composition containing 2-5% aminopropyltriethoxysilane, 15-25% ethyl alcohol. And deionized water to 100%. In the second stage, treatment is effected with 0.2-0.4% aqueous solution of resorcinol-formaldehyde resin (SF-282) followed by drying at 100-150°C. Consumption of composition in the first and second stages of treatment of carcass achieves 60-80 ml/m2 for each stage.

EFFECT: increased strength of attachment.

2 tbl

FIELD: production of adhesive underlayers (adhesive primers) from compositions on base of organosilanes used for attaching of rubber on base of natural, isoprene, butadiene, butadiene-nitrile, butadiene-styrene, chloroprene and butyl rubber.

SUBSTANCE: proposed composition is single-layer adhesive for hot attaching of rubber on base of fluorine-containing and acrylic rubber to metal in the course of vulcanization. This composition may be used for manufacture of rubber-metal articles in automobile industry, mechanical engineering and other industries. Proposed composition contains 3-aminopropyl-triethyl ethoxy-silane, dimethacrylic ether of triethylene glycol, paraform solution in mono-ethanol amine, ethyl alcohol, glycerin and distilled water.

EFFECT: high strength of attaching rubber mixes to metals at vulcanization; enhanced corrosion resistance, heat resistance and ecological safety; low cost of product.

3 tbl

FIELD: chemistry.

SUBSTANCE: surface of fibre glass-filled polytetrafluoroethylene is treated with a sodium-naphthalene complex in tetrahydrofuran. The surface is washed and dried. 2-4 wt % solution of 3-aminopropyl triethoxy silane in ethanol is deposited and the surface is dried at 70-90C.

EFFECT: method ensures high adhesion strength of acrylate and fluoride rubber to the surface of fibre glass-filled polytetrafluoroethylene.

2 tbl, 4 ex

FIELD: chemistry.

SUBSTANCE: invention relates to an adhesive composition for attaching fluorinated rubber to metal. The adhesive composition contains 3-aminopropyl triethoxy silane, paraformaldehyde-based resin in monoethanolamine, ethyl alcohol, deionised water and additionally glycerine. The adhesive composition is meant for spray-treating fittings and then drying the fittings at temperature 140-150C with adhesive consumption of 60-80 ml/m2.

EFFECT: adhesive composition is capable of providing sufficient adhesive strength with low content of dry residue.

2 tbl, 3 ex

FIELD: chemistry.

SUBSTANCE: invention relates to an adhesive composition for mutual attachment of two objects and a method of attaching an article to a substrate and can be used to attach articles to building walls and similar bases. The adhesive composition is double-packed in form of mounting set. The adhesive composition consists of a mixture of an aerobic adhesive substance and a hydrophilic material. The set has two containers for separate storage of the aerobic adhesive substance and the hydrophilic material. The adhesive aerobic substance is silane MS polymers. The method of attaching an object to a base using the adhesive composition involves mixing the aerobic adhesive substance with the hydrophilic substance, attaching the object by pressing a layer of the adhesive composition to the base and hardening the adhesive composition.

EFFECT: invention provides fast hardening of the adhesive layer and easier attachment of objects to each other.

8 cl, 3 dwg

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