Mica-filled daillyl molding compounds
CA 1096086 A · Owner: Plaskon Products, Inc. · Inventors: Sullivan, Paul D.; Moylan, James J.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Thermosetting diallylic molding compositions free of, asbestos, comprising a mixture of a diallyl phthalate prepolymer a dry, air ground mica filler, and a polymerization initiator present in sufficient amount to convert the molding composition to the thermoset state at elevated temperatures are provided. These compositions may also contain allylic monomers polyesters, copolymerizable with the diallyl phthalate prepolymer secondary, reinforcing fibers and fillers colorants, mold release agents, inhibitors and other conventional additives used in thermosetting molding compositions. The novel diallylic molding compositions of the present invention retain electrical, thermal and chemical …
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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 17, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 17, 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
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.