Compositions: coating or plastic – Materials or ingredients – Pigment – filler – or aggregate compositions – e.g. – stone,...
Reexamination Certificate
2003-11-05
2010-10-19
McClendon, Sanza L (Department: 1796)
Compositions: coating or plastic
Materials or ingredients
Pigment, filler, or aggregate compositions, e.g., stone,...
C524S004000, C524S006000, C524S497000, C524S523000, C524S847000, C106S400000, C106S443000, C106S446000, C106S445000, C428S402000, C428S403000, C428S404000, C428S405000, C428S407000, C523S505000, C523S512000, C523S513000, C523S514000, C523S515000
Reexamination Certificate
active
07815727
ABSTRACT:
A thermoplastic resin composition which comprises (A) 40 to 98 mass % thermoplastic resin and (B) 60 to 2 mass % titanium oxide particles whose surface has been coated with a hydrous oxide and/or oxide of at least one metal selected from the group consisting of aluminum, silicon, zirconium, tin, cerium, titanium, and zinc, wherein the titanium oxide particles contain 80 to 97 mass %, excluding 97 mass %, titanium oxide ingredient and have total content of alkali metal cations and alkaline earth metal cations extractable with pure water of 120 mass ppm or lower. The resin composition is excellent in reflectance and thermal stability in residence during molding into large products.
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Product description, “DuPont Ti-Pure R-103 Titanium Dioxide”, Copyright 2007, 2 pages.
Horio Yoshihiko
Kawato Hiroshi
Idemitsu Kosan Co. Ltd.
McClendon Sanza L
Oblon, Spivak McClelland, Maier & Neustadt, L.L.P.
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