C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
400/102, 402/213
C07C 69/44 (2006.01) C08G 18/42 (2006.01) C08G 63/66 (2006.01) C08G 63/672 (2006.01)
Patent
CA 1224215
NOVEL POLYESTER POLYOLS AND MIXTURES MADE THEREFROM ABSTRACT OF THE DISCLOSURE The present invention is directed to a polyester polyol having an hydroxyl number of from about 25 to about 130 and an acid number of 2 or less, produced by reacting (a) from about 40 to about 60 parts by weight of adipic acid, (b) from about 1 to about 20 parts by weight of ethylene glycol, (c) from about 1 to about 30 parts by weight of 1,4-butanediol, and (d) from about 5 to 50 parts by weight of a polyoxyethylene glycol having a molecular weight of from 106 to 680, the total parts of (a), (b), (c) and (d) being 100, and to a blend of such polyester polyol with 1,4-butane- diol and/or ethylene glycol.
457320
Marcoux & Sher Swabey Mitchell Houle
Mobay Chemical Corporation
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