Aqueous cross-linkable sterically-stabilised polymeric coating compositions
CA 1322065 C · Owner: Horley, Susan M. · Inventors: Horley, Susan M.; Davies, Stephen P.; Westby, Margaret J.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
PV 33704, ABSTRACT, "AQUEOUS CROSS-LINKABLE STERICALLY-STABILISED POLYMERIC COATING COMPOSITIONS", This invention provides a water-borne coating composition comprising a sterically stabilised dispersion in an aqueous medium of a non-ionic film-forming polymer containing oxirane groups and an aminosilane of formula (1) where a, b and c are from 2 to 4;, d and e are from 0 to 3 f is from 1 to 3;, R1 is C1-3 alkyl or C1-3 alkoxy and R2 and R3 are C1-3 alkoxy.
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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 September 7, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 7, 2010.
- 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.