Method for preparing adherent layers on polyolefins
CA 1162798 A · Owner: Ruhrchemie Aktiengesellschaft · Inventors: Rehberg, Gert; Weber, Jurgen; Tihanyi, Bela
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method for producing a layer of a metal metal oxide or metal, carbide on a polyolefin by contacting a surface of said polyolefin with a thermally decomposable metal compound in the gas phase while said poly-, olefin is heated at or above the decomposition temperature of the metal compound, in the presence of a gaseous carrier and/or reactant or reactant mixture, is disclosed..
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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted February 28, 1984. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 28, 2001.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.