Thermoplastic elastomeric composition, product and method of manufacture
CA 1160386 A · Owner: Phillips Petroleum Company · Inventors: Siedenstrang, Roy W.; Thorsrud, Agmund K.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An unvulcanized moldable composition comprising 100 parts by weight of a thermoplastic elastomer, at least about 10 parts by weight of an extender oil per 100 parts by weight of the thermoplastic elastomer and at least about 20 parts by weight of a solid, hygroscopic filler having greater than 1, percent by weight of absorbed water and capable of retaining a substantial portion of such water at temperatures of at least 100°C per 100 parts by, weight of the thermoplastic elastomer the ratio of the oil to the hygroscopic filler being from about 0.3 to about 3. A method of flow molding by exposure to microwave energy while applying pressures below about 200 psi and a molded article of …
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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 January 10, 1984. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 10, 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.