B - Operations – Transporting – 05 – D
Patent
B - Operations, Transporting
05
D
117/147, 400/550
B05D 7/16 (2006.01) C08G 18/08 (2006.01) C08G 18/10 (2006.01) C08G 18/12 (2006.01) C09D 5/44 (2006.01) C09D 175/04 (2006.01)
Patent
CA 1307611
Abstract of the Disclosure Basecoating compositions for preparing multilayered protective and/or decorative coat- ings comprise aqueous dispersions which contain a) as film-forming material one or more polyurethane resins having an acid number of from 5 to 70, which has been prepared by preparing from (A) linear polyetherdiols and/or polyesterdiols having a molecular weight of from 400 to 3,000 (B) diisocyanates and (C) compounds which contain two groups which are reac- tive toward isocyanate groups, one or more of the compounds used as component C having one or more groups capable of anion formation which have prefer- ably been neutralized before the reaction with a tertiary amine, an intermediate which has terminal isocyanate groups and whose free isocyanate groups have subsequently been reacted with a polyol which contains three or more hydroxyl groups, preferably a triol, (b) pigments and (c) further customary additives.
526005
Drexler Hermann-Josef
Ebner Franz
Hille Hans-Dieter
Basf Lacke + Farben Aktiengesellschaft
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
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