The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 20, 1996
Filed:
Jun. 01, 1994
Applicant:
Inventor:
Diethart Reichel, Darmstadt, DE;
Assignee:
Hoechst Aktiengesellschaft, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08B / ; C08B / ;
U.S. Cl.
CPC ...
536 84 ; 536 91 ;
Abstract
Process for preparing cellulose ethers with cyclic ethers as suspending agents. The present invention relates to a process for preparing cellulose ethers from cellulose and alkylating agents, in the presence of water and bases and at least one water-miscible cyclic ether as the suspending agent, comprising the stages:
Reichel, Diethart. (1996). Process for preparing cellulose ethers with cyclic ethers as suspending (U.S. Patent No. 5493013). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5493013
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile