Aqueous primer surfacer compositions

Details Aqueous primer surfacer compositions Aqueous primer surfacer compositions

2005-06-22

2009-08-11

Feely, Michael J (Department: 1796)

Stock material or miscellaneous articles

Composite

Of epoxy ether

C428S413000, C428S416000, C428S418000, C427S386000, C427S402000, C427S409000, C427S410000, C525S523000, C525S528000, C525S529000, C525S530000, C525S533000, C523S400000, C523S402000, C523S414000

Reexamination Certificate

active

07572506

ABSTRACT:
The invention relates to aqueous coating compositions for producing primer and/or filler layers in a multi-layer coating, in particular in vehicle coating, comprising the following components:A) at least one water-dilutable epoxy resin,B) at least one polyamine curing agent,C) optionally, at least one water-dilutable polyurethane resin,D) water andE) optionally, pigments, fillers, conventional paint additives and/or organic solvents,wherein the polyamine curing agent B) comprises:B1) 5-95% by weight of at least one amino functional compound with at least two secondary and/or primary amino groups andB2) 95-5% by weight of at least one water-dilutable (meth)acrylic copolymer,wherein the percentages by weight of components B1) and B2) are based on the solids and add up to 100% by weight.

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Written Opinion of the International Searching Authority (International Application No. PCT/US2005/022544) mailing date of Nov. 2, 2005.

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