TITLE: PROCESS AND APPARATUS FOR FORMING STRESS-FREE THERMOSETTING RESIN
PRODUCTS.
European Patent Application EP0662033 A1

ABSTRACT:
Abstract not available for EP0662033
Abstract of corresponding document: US5407627
This invention is directed to a novel method and apparatus for casting
stress-free thermosetting resin materials. A process for forming a
thermosetting product which comprises: (a) pouring a thermosetting
polymer, with initiator, and catalyst, into a cavity of a mold which
has a polymer coating or film on the interior surface thereof; (b)
permitting the polymer to cure to a point where the cured material is
reasonably dimensionally stable; (c) removing the partially cured
polymeric material from the mold and placing the material in an oven;
and (d) fully curing the polymeric material in the oven.

INVENTORS:
Schiller, Paul R. (CA)
Schiller, Jost H. (CA)

APPLICATION NUMBER: EP19930915607
PUBLICATION DATE: 07/12/1995
FILING DATE: 07/20/1993

ASSIGNEE: POLYCRYL ENTERPRISES INC (CA)
INTERNATIONAL CLASSES: B29C37/00; B29C33/68; B29C35/02; B29C39/00; B29C39/02; B29C39/40;
B29K101/10; (IPC1-7): B29C39/40; B29C35/02; B29C37/00
EUROPEAN CLASSES: B29C33/68; B29C35/02B; B29C39/00B2; B29C39/40

OTHER REFERENCES:
See references of WO 9403317A1