Binder containing isocyanate

Application Number: 00107083
Application Date: 2000.04.28
Publication Number: 1271756
Publication Date: 2000.11.01
Priority Information: 1999/4/28 DE 19919163.8
International: C09J175/04
Applicant(s) Name: Bayer AG
Address:
Inventor(s) Name: T. Hasoel;K. Pisarick;W. Shafer
Patent Agency Code: 72001
Patent Agent: zhang yuanzhong
Abstract An isocyanate containing binding agent having an NCO content of 2-8 wt.% is formed from: a) 20-90% of a copolyether having an average molar mass of 2,500-6,000, an OH functionality of 3 and 5-20 wt.% of ethylene oxide(EO); b) 0-50% of a copolyether having an average molar mass of 1,500-3,000, an OH functionality of 2 and 40-60% of EO; c) 0-30% of a diol having an average molar mass of 1,500-3,000 and containing no EO; d) 10-30% of a diisocyanate having an average molar mass of 140-340; and e) 0-10% of a 2.5-4.5 NCO-functional polyisocyanate.

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