WIPO publishes R.J. Reynolds Tobacco patent for 'transparent moisture barrier coatings for containers'

GENEVA , November 8, 2013 () – Publication No. WO/2013/166285 was published on Nov. 7.

Title of the invention: "TRANSPARENT MOISTURE BARRIER COATINGS FOR CONTAINERS."

Applicants: R. J. REYNOLDS TOBACCO COMPANY (US).

Inventors: Bruce Bengtsson (US), Robert J. Pound (US), Pankaj C. Patel (US) and Andries D. Sebastian (US).

According to the abstract* posted by the World Intellectual Property Organization: "Containers for smokeless tobacco products and other consumer and food products are provided. The containers include a layer of fibrous material, wherein the layer of fibrous material includes a moisture barrier layer imbedded within the layer of fibrous material or carried on an outer surface of the layer of fibrous material as a coating, the moisture barrier layer incorporating at least one of: (i) a triazine-containing compound; (ii) a nano-cellulose material; (iii) a nanoclay material; (iv) a polymer composition comprising one or more of a salt of one or more of myristic, palmitic and stearic acid, polyvinyl alcohol, and a C9-C18 fatty acid complex of a metal ion having an oxidation state of at least three; and (v) an inorganic oxide material."

The patent was filed on May 2 under Application No. PCT/US2013/039266.

*For further information, including images, charts and tables, please visit: http://www.wipo.int/patentscope/search/en/detail.jsf?docId=WO2013166285

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