Title:
【発明の名称】エポキシ樹脂の脂肪族ハロゲン化物含量を低下させる方法
Document Type and Number:
Japanese Patent JP2656953
Kind Code:
B2
Abstract:
The total halide content of epoxy resins is reduced by heating a resin containing undesirable halide dissolved in a solvent mixture containing at least one polar aprotic solvent in the presence of an alkali metal hydroxide for a time sufficient to reduce the total halide content.
Inventors:
CHUN ESU WAN
TSUENNKUN RYAO
TSUENNKUN RYAO
Application Number:
JP20024988A
Publication Date:
September 24, 1997
Filing Date:
August 12, 1988
Export Citation:
Assignee:
DAU CHEM CO ZA
International Classes:
C08G59/00; C08G59/14; C08G85/00; C08G59/02; C08J3/00; (IPC1-7): C08G59/14; C08G59/02; C08G85/00
Domestic Patent References:
| JP5978178A | ||||
| JP62235314A | ||||
| JP62187718A | ||||
| JP62500793A |
Attorney, Agent or Firm:
Aoki Akira (3 outside)