Metal founding – Process – Shaping a forming surface
Patent
1986-09-19
1988-02-09
Ivy, C. Warren
Metal founding
Process
Shaping a forming surface
523143, C08G 1806, C08G 836
Patent
active
047235926
ABSTRACT:
A process for preparing an alkoxy-modified phenolic resole resin useful as the polyhydroxy component of a urethane binder composition. A phenol is reacted with a molar excess of an aldehyde in the presence of an alkaline catalyst and the resulting product is further reacted with a monohydric aliphatic alcohol under acidic conditions.
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Gmez Eduardo
Laitar Robert A.
Acme Resin Corporation
Ivy C. Warren
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