C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
402/133
C08G 18/67 (2006.01) A61K 6/10 (2006.01) C08F 299/06 (2006.01)
Patent
CA 1142684
IMPRESSION MATERIALS FOR DENTISTRY Abstract of the Disclosure The invention provides impression materials for use in dentistry comprising the reaction product of a) a diisocyanate or triisocyanate, b) a dihydroxy compound having a molecular weight of from 300 to 10,000 and c) an unsaturated monohydroxy compound. The invention also includes processes for preparing said impression materials. * * * * * Le A 18 125
304155
Rosenkranz Hans J.
Schulz Hans-Hermann
Walkowiak Michael
Aktiengesellschaft Bayer
Fetherstonhaugh & Co.
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