Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Patent
1987-05-15
1988-10-25
Jacobs, Lewis T.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Processes of preparing a desired or intentional composition...
523147, 524361, 524364, 524377, 164 16, 164527, C08K 507, C08K 506
Patent
active
047804890
ABSTRACT:
The subject invention relates to modifiers for aqueous basic solutions of phenolic resins. The modifiers are open-chain ether alcohols or ketone alcohols. They assist in stabilizing the aqueous basic solutions of phenolic resole resins and improve the tensile strength of foundry shapes prepared from foundry mixes made with the aqueous basic solutions.
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Borden's Material Safety Data Sheet for Betaset 9500 dated Oct. 15, 1986.
Dunnavant William R.
Fechter Robert B.
Hysell Gary R.
Kim Young D.
Langer Heimo J.
Ashland Oil Inc.
Hedden David L.
Jacobs Lewis T.
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