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Title:
PRODUCTION OF WATER-SOLUBLE PHENOLIC RESIN FOR LAMINATE
Document Type and Number:
Japanese Patent JPS61145216
Kind Code:
A
Abstract:

PURPOSE: To produce in good yields a water-soluble phenolic resin for laminates having a high rate of curing, by using a tert. amine having a b.p. in a specified range as a catalyst.

CONSTITUTION: The desired water-soluble phenolic resin is obtained by using a tert. amine having a b.p. which ranges from the reaction temperature at which the water-soluble phenolic resin is formed to the drying temperature used in the later production of laminates as a catalyst. As regards the boiling point range of the catalyst, the reaction temperature for producing the resin is usually 60W100°C and the drying temperature is usually 140W160°C where steam is used and, therefore, it can be selected from ranges therebetween, depending on the system used.


Inventors:
KAMATA MITSUTOSHI
Application Number:
JP26779884A
Publication Date:
July 02, 1986
Filing Date:
December 19, 1984
Export Citation:
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Assignee:
SHIN KOBE ELECTRIC MACHINERY
International Classes:
C08G8/00; C08G8/04; C08J5/24; H05K1/03; (IPC1-7): C08G8/04; C08J5/24
Domestic Patent References:
JPS6096614A1985-05-30
JP43025831A