Title:
ESTERIFIED CELLULOSE ETHERS COMPRISING PHTHALYL GROUPS
Document Type and Number:
WIPO Patent Application WO/2017/223017
Kind Code:
A3
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.
Inventors:
PETERMANN OLIVER (DE)
Application Number:
PCT/US2017/038217
Publication Date:
February 01, 2018
Filing Date:
June 20, 2017
Export Citation:
Assignee:
DOW GLOBAL TECHNOLOGIES LLC (US)
International Classes:
C08B13/00; C08L1/32; C09D101/32
Domestic Patent References:
| WO2006082518A1 | 2006-08-10 |
Foreign References:
| US20040152886A1 | 2004-08-05 | |||
| EP0219426A2 | 1987-04-22 |
Attorney, Agent or Firm:
JOHNSON, Christopher (US)
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