REACTION MIXTURE FOR SYNTHESIS OF COPOLYAMIDES
polymers, chemical technology. SUBSTANCE: invention describes a reaction mixture used for synthesis of copolyamides and comprising caprolactam, hexamethylenedimine and adipic acid salt, hexamethylenediamine and sebacic acid salt and water being a mixture comprises additionally piperazine and adipic...
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| creator | KRYLOV A.L KORJAGIN V.I SHKURENKO S.I KUZNETSOVA R.G |
| description | polymers, chemical technology. SUBSTANCE: invention describes a reaction mixture used for synthesis of copolyamides and comprising caprolactam, hexamethylenedimine and adipic acid salt, hexamethylenediamine and sebacic acid salt and water being a mixture comprises additionally piperazine and adipic acid salt in the following ratio of components, wt.-%: caprolactam, 19.6-59.7; hexamethylenediamine and adipic acid salt, 4.1-36.5; hexamethyelene- -diamine and sebacic acid salt, 4.2- 70.2; piperazine and adipic acid salt, 0.4-16.7 and the amount of water is 30-50% of total mass of caprolactam and salts. EFFECT: enhanced technological effectiveness of synthesis of copolyamides. 1 tbl, 7 ex _ |
| format | Patent |
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SUBSTANCE: invention describes a reaction mixture used for synthesis of copolyamides and comprising caprolactam, hexamethylenedimine and adipic acid salt, hexamethylenediamine and sebacic acid salt and water being a mixture comprises additionally piperazine and adipic acid salt in the following ratio of components, wt.-%: caprolactam, 19.6-59.7; hexamethylenediamine and adipic acid salt, 4.1-36.5; hexamethyelene- -diamine and sebacic acid salt, 4.2- 70.2; piperazine and adipic acid salt, 0.4-16.7 and the amount of water is 30-50% of total mass of caprolactam and salts. 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SUBSTANCE: invention describes a reaction mixture used for synthesis of copolyamides and comprising caprolactam, hexamethylenedimine and adipic acid salt, hexamethylenediamine and sebacic acid salt and water being a mixture comprises additionally piperazine and adipic acid salt in the following ratio of components, wt.-%: caprolactam, 19.6-59.7; hexamethylenediamine and adipic acid salt, 4.1-36.5; hexamethyelene- -diamine and sebacic acid salt, 4.2- 70.2; piperazine and adipic acid salt, 0.4-16.7 and the amount of water is 30-50% of total mass of caprolactam and salts. 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SUBSTANCE: invention describes a reaction mixture used for synthesis of copolyamides and comprising caprolactam, hexamethylenedimine and adipic acid salt, hexamethylenediamine and sebacic acid salt and water being a mixture comprises additionally piperazine and adipic acid salt in the following ratio of components, wt.-%: caprolactam, 19.6-59.7; hexamethylenediamine and adipic acid salt, 4.1-36.5; hexamethyelene- -diamine and sebacic acid salt, 4.2- 70.2; piperazine and adipic acid salt, 0.4-16.7 and the amount of water is 30-50% of total mass of caprolactam and salts. EFFECT: enhanced technological effectiveness of synthesis of copolyamides. 1 tbl, 7 ex _</abstract><edition>7</edition><oa>free_for_read</oa></addata></record> |
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| subjects | ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE ADHESIVES CHEMISTRY COMPOSITIONS BASED THEREON DYES MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL ORGANIC MACROMOLECULAR COMPOUNDS PAINTS POLISHES THEIR PREPARATION OR CHEMICAL WORKING-UP USE OF MATERIALS AS ADHESIVES |
| title | REACTION MIXTURE FOR SYNTHESIS OF COPOLYAMIDES |
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