Stock material or miscellaneous articles – Structurally defined web or sheet – Physical dimension specified
Reexamination Certificate
2001-03-15
2009-12-01
Ahmed, Sheeba (Department: 1794)
Stock material or miscellaneous articles
Structurally defined web or sheet
Physical dimension specified
C428S031000, C428S323000, C428S332000, C428S908800, C428S936000
Reexamination Certificate
active
07625630
ABSTRACT:
Disclosed is a combination effect coat that simultaneously provides at least one function selected from the group consisting of color, effect, or the combination thereof as well as at least one function selected from the group consisting of corrosion protection, adhesion promotion, absorption of mechanical energy, or the combination of two or more of the foregoing. The combination effect coat is produced by the application and curing of a pigmented powder slurry wherein the pigmented powder slurry is curable thermally, or curable thermally and with actinic radiation. The pigmented powder slurry consists of finely divided dimensionally stable constituents having an average particle size of from 0.8 to 40 μm, has a residual volatile solvent content of less than 1% by weight, and comprises a (meth)acrylate copolymer having an epoxide equivalent weight of 400 to 2500; and a color pigment, an effect pigment, or a combination thereof.
REFERENCES:
patent: 5379947 (1995-01-01), Williams et al.
patent: 5855660 (1999-01-01), Bujard et al.
patent: 5981696 (1999-11-01), Saatweber et al.
patent: 6352586 (2002-03-01), Lassmann
patent: 196 23 372 (1997-12-01), None
patent: 198 41 842 (2000-03-01), None
English Language Abstract for DE 196 23 372.
English Language Abstract for DE 198 41 842.
Hintze-Brüning Horst
Lassmann Walter
Reckordt Wolfgang
Stegemann Klaus-Dieter
Woltering Joachim
Ahmed Sheeba
BASF Coatings AG
Cantor & Colburn LLP
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