C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
402/150, 117/180
C08G 18/42 (2006.01) C08B 15/06 (2006.01) C08G 18/64 (2006.01) C08G 18/81 (2006.01) C09D 101/10 (2006.01) G03F 7/038 (2006.01)
Patent
CA 1302626
0756p(FF) Nahm Case 3 POLYFUNCTIONAL ETHYLENICALLY UNSATURATED CELLULOSIC POLYMER-BASED PHOTOCURABLE COMPOSITIONS Abstract of Disclosure Photocurable coating compositions comprising polyfunc- tional ethylenically unsaturated cellulosic polyesters having an average of at least 1.5 terminal alpha,beta-ethylenic un- saturations per substituted position of anhydroglucose unit of the polymer, a process for making them by reacting about 48 to about 69 weight percent of a cellulosic polymer having isocyanate-reactive hydroxyl functionality with about 48 to about 69 weight percent of a hydroxyl-reactive poly(alpha, beta-ethylenically unsaturated) isocyanate produced from a polyisocyanate having an average of at least three hydroxyl- reactive isocyanate groups, and their use as curable coat- ings, are disclosed.
586761
Hercules Incorporated
Moffat & Co.
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