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Article: Dupont patents titanium dioxide pigment and polymer.(Patents Update)
- Article from:
- Coatings World
- Article date:
- February 1, 2009
CopyrightCOPYRIGHT 2009 Rodman Publishing. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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Patent No. U.S. 7,371,275 B2
E.I. du Pont de Nemours and Company has received a patent for an improved flexible polyvinyl chloride composition that resists UV light induced yellowing and mechanical degradation, the polyvinyl chloride composition having a coated titanium dioxide white pigment in an amount ranging from 0.5 to 15 parts by weight per 100 part of the polyvinyl chloride, wherein the improvement comprises the titanium ...