Cross-linked resins and production thereof
CA 1301402 C · Owner: Sano, Yasuo · Inventors: Sano, Yasuo
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
24205-755, Abstract of the Disclosure, Disclosed is a cross-linked resin obtained by reacting a bis(2-oxazoline) compound with an aromatic compound having at least two amino groups. The cross-linked resin has low waterabsorption, excellent strength, and, in addition tough and, superior heat-resistance. A resin composition comprising the cross-linked resin and reinforcements and/or fillers can be especially advantageously used for preparing a variety of molded articles used in a broad application field for example, space, aircraft, railway vehicles automobiles, civil engineering, electrical and electronic appliances cross-resistant equipment, sports and leisure equipment medical equipment …
Read the whole patent
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 May 19, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 19, 2009.
- 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.