Title:
【発明の名称】粉末塗料水性分散液
Document Type and Number:
Japanese Patent JPH11514689
Kind Code:
A
Abstract:
The invention relates to aqueous powder coating dispersions based on epoxy resins, consisting of a solid, pulverulent component I and an aqueous component II, component I being a powder coating comprising:A) at least one epoxy resin having an epoxide equivalent weight of from 300 to 5500 daltons,B) at least one di- and/or polycarboxylic acid as curing agent, comprising one or more organosilyl groups in the molecule, if desired in a mixture with other di- and/or polycarboxylic acids which contain no organosilyl group as substituent, andC) if desired, catalysts, fillers, auxiliaries and/or additives specific to powder coating, such as degassing agents, leveling agents, free-radical scavengers, antioxidants and/or UV absorbers,and component II being an aqueous dispersion comprising:D) at least one nonionic thickener andE) if desired, catalysts, auxiliaries, defoaming agents, dispersion auxiliaries, wetting agents, preferably carboxyl-containing dispersants, anti-oxidants, UV absorbers, free-radical scavengers, small quantities of solvents, leveling agents, biocides and/or water-retention agents.
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Inventors:
Eckhart Zapper
Joachim Voltering
Joachim Voltering
Application Number:
JP51778497A
Publication Date:
December 14, 1999
Filing Date:
October 19, 1996
Export Citation:
Assignee:
BASF Coatings Akchen Gezel Shaft
International Classes:
C08G59/42; C09D5/02; C09D5/03; C09D5/46; C09D163/00; (IPC1-7): C08G59/42; C09D5/02; C09D5/03; C09D163/00
Attorney, Agent or Firm:
Toshio Yano (3 outside)