Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1981-04-03
1982-05-18
Nielsen, Earl A.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
525525, 528104, 528111, 528 89, 528 93, C08G 5928, C08G 5964
Patent
active
043306446
ABSTRACT:
The present invention is directed to a curable composition comprising (1) a solid epoxy composition prepared by reacting (a) a solid epoxy resin prepared by reacting a normally liquid epoxy resin with a polyhydric phenol in the presence of an etherification catalyst with (b) a small amount of tris(hydroxymethyl) aminomethane and (2) at least one epoxy curing agent.
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Faringer Norris E.
Nielsen Earl A.
Shell Oil Company
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