Benzene-insoluble organoaluminum oxy-compounds and process for preparingsame
CA 1339141 C · Owner: Tsutsui, Toshiyuki · Inventors: Tsutsui, Toshiyuki; Toyota, Akinori; Kioka, Mamoru
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
In accordance with the present invention there are, provided benzene-insoluble organoaluminum oxy-compounds having less than 10% in terms of Al atom of Al component dissolving in benzene kept at 60°C and less than 0.09 of a (D1260/D1220) of an absorbance (D1260) at 1260 cm-1 to an absorbance (D1220) at 1220 cm-1, both obtained by infrared spectrophotometry, and also processes for preparing said benzene-insoluble organoaluminum oxy-compounds.
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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 July 29, 1997. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 29, 2014.
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Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.