Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Reexamination Certificate
2011-03-08
2011-03-08
Wu, David (Department: 1762)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
C525S166000, C525S186000, C525S190000, C525S411000, C525S412000, C525S445000, C525S446000, C525S447000, C525S451000
Reexamination Certificate
active
07902297
ABSTRACT:
The invention relates to a slip- and leveling agent characterized in that it comprises a copolymer which is obtained by copolymerizing A. at least one unit of a mono- or di perfluoroester of an unsaturated dicarboxylic-acid; B. at least one terminal reactive polysiloxane unit; C. at least one alkyl(meth)acrylate unit or cycloalkyl(meth)acrylate unit and/or (meth)acrylic acid and/or other units originating from vinylic compounds that can form radicals.
REFERENCES:
patent: 5929134 (1999-07-01), Lent et al.
patent: 2002/0143087 (2002-10-01), Haubennestel et al.
patent: 2004/0236007 (2004-11-01), Pirrung et al.
patent: 0783023 (1997-07-01), None
patent: 2007/025885 (2007-03-01), None
Engelbrecht Lothar Alexander
Harbers Petrus Johannes
Noordam Arend
Philipoom Martin
Pirrung Frank Oliver Heinrich
BASF SE
Jones Robert
Loggins Shiela A.
Wu David
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