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
2006-08-01
2006-08-01
Peng, Kuo-Liang (Department: 1712)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
C525S446000
Reexamination Certificate
active
07084215
ABSTRACT:
The invention relates to organopolysiloxane copolymers comprising, on average, at least one polyester group bonded to the siloxane via a spacer and, on average, at least one hydrophilic group bonded to the siloxane via a spacer, of the general formula (I):
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Dietz Thomas
Oestreich Sascha
Goldschmidt GmbH
Peng Kuo-Liang
Scully , Scott, Murphy & Presser, P.C.
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