Patent · US Active

Process for preparing an aqueous solution of a methylcellulose

US10624376B2 · kind B2 · utility

0Cited by

5References

11Claims

0Family size

Assignee

DOW GLOBAL TECHNOLOGIES LLC · US

Inventors

Puspendu Deo · Pearland, US
Kathryn Brown · Mount Pleasant, US
David E. Wallick · Midland, US
Robert L. Sammler · Midland, US
Yongfu Li · Wuxi, CN

Key dates

Filing date	Oct 25, 2017
Grant date	Apr 21, 2020
Priority date	—
Expiry date	Jan 22, 2038

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08J2301/28
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

A process for preparing an aqueous solution of a methylcellulose having anhydroglucose units joined by 1-4 linkages wherein hydroxy groups of anhydroglucose units are substituted with methyl groups such that s23/s26 is 0.36 or less,

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.