Process for the preparation of crystalline (metallo) silicates
CA 1315767 C · Owner: Kortbeek, Andras Guus Theodorus George · Inventors: De Jong-Versloot, Peterina Cornelia; Post, Martin Franciscus Maris; Kortbeek, Andras Guus Theodorus George
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Process for the preparation of crystalline (metallo) silicates and/or derivatives thereof from a silica source, an organic cation source a source of, water and optionally an alkali earth) metal and/or an alumnium and/or a further metal source wherein a crystalline (metallo) silicate is produced under synthesis conditions from a solution or a gel wherein at least 30%, on atomic basis, of the silicon in said solution or gel originates from one or more crystalline ed quaternary ammonium or phosphonium double n-ring (metallo) silicate clathrates wherein n is 3 4 or 5. Crystalline (metallo) silicates which can be suitably prepared according to the present process comprise SCS-1, SCS-2, SCS-4, …
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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 April 6, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 6, 2010.
- 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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Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.