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
2003-07-09
2009-02-17
Szekely, Peter (Department: 1796)
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...
C524S127000, C524S128000, C524S140000, C524S141000, C524S147000, C524S150000, C524S151000, C524S152000, C524S153000, C524S414000, C524S416000, C524S417000
Reexamination Certificate
active
07491763
ABSTRACT:
A polyamide composition has (a) a polyamide, (b) at least one phosphorus compound selected from the group consisting of phosphoric acids, phosphorous acids, hypophosphorous acids, metal phosphates, metal phosphites, metal hypophosphites, phosphoric esters, and phosphorous esters, and (c) a soluble metal aluminate compound represented by the general formula (M2O)x(Al2O3)y(wherein X+Y=1 and M is a Group 1 metal of the Periodic Table), wherein the molar ratio of polyvalent metal to monovalent metal in the composition (polyvalent metal/monovalent metal) is from 0.25 to 1.0.
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German Patent Office Action issued in corresponding German Patent Application No. 103 92 906.1-43.
Aramaki Masaaki
Ohashi Asami
Asahi Kasei Chemicals Corporation
Staas & Halsey , LLP
Szekely Peter
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