US Patent 6878762 Polyamide resin composition having excellent weather resistance
Patent 6878762 was granted and assigned to Ube Industries on April, 2005 by the United States Patent and Trademark Office.
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Patent abstract
A polyamide resin composition, with a sufficiently high weather resistance even when the polyamide resin contains a pigment containing a metal component such as titanium oxide, or a residual catalyst containing a metal component, is provided by a polyamide resin composition comprising from 0.05 to 2 parts by weight of an N—O—R type low-molecular-weight hindered amine light-resistant stabilizer and a high-molecular-weight hindered amine light-resistant stabilizer per 100 parts by weight as a total of the composition.
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Patent Inventor Names
Tetsuya Yasui0
Yoshihiro Urata0
Date of Patent
April 12, 2005
0Patent Application Number
102478800
Date Filed
September 20, 2002
0Patent Primary Examiner
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US Patent 6878762 Polyamide resin composition having excellent weather resistance
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