Title: Process for reducing the total halide content of an epoxy resin
Application Number: 85108970 Application Date: 1985.11.08
Publication Number: 1001436 Publication Date: 1986.07.09
Approval Pub. Date: 1990.01.24 Granted Pub. Date: 1990.01.24
International Classifi-cation: C08G59/14;H01B3/40
Applicant(s) Name: The Dow Chemical Co. Address:
Inventor(s) Name: Wang Chunsi
Attorney & Agent: WANG JIE TIANG YUE
Abstract:
    The total halide content of epoxy resins is reduced by heating a resin containing halide dissolved in a solvent mixture containing at least one ketone, at least one aromatic hydrocarbon and optionally at least one compound containing at least one aliphatic hydroxyl group in the presence of an alkali metal hydroxide for a time sufficient to reduce the total halide content of epoxy resins.
Time: 12
<- Previous Patent:Low fire ceramic compositions   |  Next Patent:Improvements in cables ->