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:
Mar. 16, 2021
Filed:
Jun. 20, 2017
Applicant:
Dow Global Technologies Llc, Midland, MI (US);
Inventor:
Oliver Petermann, Hamburg, DE;
Assignee:
Nutrition & Biosciences USA 1, LLC, Rochester, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08B 13/00 (2006.01); A61K 47/38 (2006.01); C08L 1/32 (2006.01); A61K 9/10 (2006.01); A61K 9/48 (2006.01);
U.S. Cl.
CPC ...
C08B 13/00 (2013.01); A61K 9/10 (2013.01); A61K 9/4816 (2013.01); A61K 9/4833 (2013.01); A61K 47/38 (2013.01); C08L 1/32 (2013.01);
Abstract
An esterified cellulose ether is provided wherein the ester groups are phthalyl groups, the degree of substitution of phthalyl groups is from 0.02 to 0.18, the degree of neutralization of phthalyl groups is not more than 0.75, and the esterified cellulose ether has a solubility in water of at least 2.0 weight percent at 2° C.