Silylated organic polymers
CA 1095069 A · Owner: Sws Silicones Corporation · Inventors: Martin, Eugene R.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Novel silyated organic polymers and processes for their preparation are provided herein. Such silylated organic polymers are obtained from the reaction of a silylated organic polymer and a cyclic organopolysiloxane, the silylated organic polymer being obtained from the reaction of a silane of the formula, where R is a monovalent hydrocarbon radical X is selected from the class, consisting of halogen acyloxy radicals, hydrocarbonoxy radicals sulfato, radicals, phosphato radicals and perchlorato radicals a is a number of, from 1 to 4 and b is a number of from 1 to 3 with a carbanion containing, organic polymer the carbanion containing polymer being obtained from the polymerization of an …
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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 3, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 3, 1998.
- 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
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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.