Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...
Reexamination Certificate
2007-01-02
2007-01-02
Wu, David W. (Department: 1713)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
At least one aryl ring which is part of a fused or bridged...
C524S306000, C524S318000, C524S320000, C524S321000, C524S322000, C428S375000, C428S393000, C560S129000, C560S001000
Reexamination Certificate
active
10477904
ABSTRACT:
The invention relates to hydrophilic additives for synthetic fibres containing polyolefin; said additives are represented by general formula (I): A—B—C—B—A wherein A is a radical R—COO, wherein R represents a saturated, cross-linked or non-cross-linked alkyl radical having 7–21 C atoms, B represents a group (CnH2nO)k, wherein n is a whole number from 2–4 and k can have a value of 1–15, C represents a linear or cross-linked alkylene radical having at least 2 and at the most 6 C atoms and the radical C can be, optionally, interrupted by oxygen atoms.
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Ullmann's Encyclopedia of Industrial Chemistry, vol. A 17, VCH Weinheim, 1994, pp. 572-581.
Birnbrich Paul
Mathis Raymond
Padurschel Petra
Wild Christine
Cognis Deutschland GmbH & Co. KG
Daniels John F.
Lee Rip A.
Ortiz Danel S.
Wu David W.
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