Coating processes – With post-treatment of coating or coating material – Heating or drying
Reexamination Certificate
2005-08-26
2008-09-02
Woodward, Ana L (Department: 1796)
Coating processes
With post-treatment of coating or coating material
Heating or drying
C427S058000, C427S117000, C427S256000, C427S331000, C427S372200, C524S211000, C524S212000, C524S213000, C524S507000, C524S728000, C525S063000, C525S09200D, C525S094000, C525S125000, C525S126000, C525S131000, C525S166000, C525S176000, C525S179000, C525S180000, C525S183000, C525S186000, C525S187000, C525S410000, C525S411000, C525S412000, C525S415000, C525S424000, C525S436000, C525S440060, C525S457000, C525S510000, C525S512000, C525S520000, C525S903000
Reexamination Certificate
active
07419703
ABSTRACT:
The invention provides heat-curable thixotropic mixtures containing carbamate and/or allophanate groups, including at least one oligomer and/or polymer containing at least one of carbamate and allophanate groups, and at least one thixotropic agent that is a urea derivative preparable by reacting at least one amine and/or water with at least one isocyanate in the presence of at least one amino resin. The invention further provides processes for preparing the mixtures and coating materials, adhesives and sealing compounds prepared from the mixtures.
REFERENCES:
patent: 6111001 (2000-08-01), Barancyk et al.
patent: 6642305 (2003-11-01), Van Heugten et al.
patent: 6649706 (2003-11-01), Heid et al.
Baumgart Hubert
Gessner Michael A
Harris Paul J
Oermann Bruce
BASF Coatings AG
Woodward Ana L
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