HOCHTEMPERATURBESTAENDIGE COPOLYKONDENSAT-FORMMASSEN

• Main Author: HEINZ,GERHARD,DR
• Format: Patent
• Language: German
• Published: 05.11.1987
• Edition: 4
• Subjects: CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; PRINTED CIRCUITS; THEIR PREPARATION OR CHEMICAL WORKING-UP

Copolycondensate molding materials are obtainable by polycondensation of from 2 to 98 mol % of 2,2-di-(4'-hydroxyphenyl)-propane (A), from 2 to 98 mole % of 4,4'-dihydroxydiphenyl sulfone (B) and from 0 to 96 mole % of (C) (* CHEMICAL STRUCTURE *) where R1 and R2 are each H, C1-C6-alkyl or...