Hydrogenated nitrile rubber latex composition
CA 2209442 A1 · Owner: The Goodyear Tire & Rubber Company · Inventors: Parker, Dane Kenton; Roberts, Robert Fleming
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The subject invention discloses a hydrogenated nitrile rubber latex composition which can be used in making films, coatings, adhesives and binders having, enhanced tensile properties, said hydrogenated nitrile rubber latex composition being comprised of a blend of (a) hydrogenated nitrile rubber latex, wherein the hydrogenated nitrile rubber in the latex is a highly crosslinked hydrogenated nitrile rubber and (b) from, about 5 phr to about 40 phr of a chlorinated paraffin wax. The present invention further discloses a hydrogenated nitrile rubber composition having enhanced tensile strength which is comprised of (a) a highly crosslinked hydrogenated nitrile rubber and (b) from about 5 phr to …
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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
- Filed July 2, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 2, 2017.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 2, 2019.
- 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.