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
2008-07-29
2008-07-29
Choi, Ling-Sui (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...
C524S493000, C524S567000, C524S117000
Reexamination Certificate
active
10581923
ABSTRACT:
A vinyl chloride resin composition comprising 100 parts by mass of a vinyl chloride resin and a co-ground mixture of (a) 0.001 to 10 parts by mass of at least one member selected from the group consisting of an organic phosphoric ester compound and a metal salt thereof and (b) 0.001 to 10 parts by mass of a grinding aid. The composition is excellent in transparency, heat stability, and heat discoloration resistance.
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Ishizuka Hidehiro
Takeda Daisuke
Yonezawa Yutaka
Adeka Corporation
Choi Ling-Sui
Young & Thompson
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