C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
400/102, 402/137
C08L 81/02 (2006.01) C08G 18/50 (2006.01) C07C 149/18 (1985.01)
Patent
CA 1241024
TITLE Sulfur-Modified Polypropylene Ether Glycols, A Method for Preparing Them, and Polyurethanes Prepared Therefrom ABSTRACT OF THE DISCLOSURE Polypropylene ether glycol is modified so that it contains 1-25%, by weight of .beta.,.beta.'-dihydroxyalkyl sulfide moieties. These modified polypropylene ether glycols have enhanced resistance to degradation by heat and oxygen. CH 1208
414150
Invista Technologies S.a.r.l.
Mccallum Brooks & Co.
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