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Article: Publication No. WO/2009/127605 Published on Oct. 22, Assigned to Akzo Nobel for Crosslink Cellulose Ether Preparation Process (German Inventor)
- Article from:
- US Fed News Service, Including US State News
- Article date:
- October 29, 2009
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GENEVA, Oct. 29 -- Paulus Pieter De Wit, Germany, has developed a process to prepare crosslinked cellulose ethers.
The patent has been assigned to Akzo Nobel N.V., Arnhem, Netherlands.
According to an abstract posted by the World Intellectual Property Organization: "The invention relates to a dry or slurry process to prepare phosphate-crosslinked cellulose ethers from a cellulose starting material comprising the steps of adding an alkalizing agent to the cellulose starting material to achieve mercerization, adding an ethehfying agent to the reaction mixture to achieve etherification of the cellulose, and adding a crosslinking agent to the reaction mixture to achieve crosslinking of the ...
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Article: Publication No. WO/2009/083580 Published on July 9, Assigned to ...
US Fed News Service, Including US State News;
July 15, 2009 ;
393 words
... ... amines. The patent has been assigned to Akzo Nobel N.V., Arnhem, Netherlands. According ... 068306.For more information about US Fed News contract awards please contact: Sarabjit Jagirdar, US Fed News, Email:- htsyndication@hindustantimes ...
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