JPS53101083A - Novel cellulose diacetate and its production - Google Patents

Novel cellulose diacetate and its production

Info

Publication number
JPS53101083A
JPS53101083A JP1493277A JP1493277A JPS53101083A JP S53101083 A JPS53101083 A JP S53101083A JP 1493277 A JP1493277 A JP 1493277A JP 1493277 A JP1493277 A JP 1493277A JP S53101083 A JPS53101083 A JP S53101083A
Authority
JP
Japan
Prior art keywords
cellulose diacetate
production
novel cellulose
novel
acetylcellulose
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP1493277A
Other languages
Japanese (ja)
Inventor
Masahiro Miki
Shigenori Ihara
Isamu Wataya
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Asahi Chemical Industry Co Ltd
Original Assignee
Asahi Chemical Industry Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Asahi Chemical Industry Co Ltd filed Critical Asahi Chemical Industry Co Ltd
Priority to JP1493277A priority Critical patent/JPS53101083A/en
Publication of JPS53101083A publication Critical patent/JPS53101083A/en
Pending legal-status Critical Current

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  • Polysaccharides And Polysaccharide Derivatives (AREA)

Abstract

PURPOSE: Cellulose of acetylcellulose grade which contains urea and ammonium sulfate is acetylated in the presence of a titanium catalyst and then saponified to produce an acetone-soluble cellulose diacetate with high molecular weight and hot-water resistance.
COPYRIGHT: (C)1978,JPO&Japio
JP1493277A 1977-02-16 1977-02-16 Novel cellulose diacetate and its production Pending JPS53101083A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1493277A JPS53101083A (en) 1977-02-16 1977-02-16 Novel cellulose diacetate and its production

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1493277A JPS53101083A (en) 1977-02-16 1977-02-16 Novel cellulose diacetate and its production

Publications (1)

Publication Number Publication Date
JPS53101083A true JPS53101083A (en) 1978-09-04

Family

ID=11874729

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1493277A Pending JPS53101083A (en) 1977-02-16 1977-02-16 Novel cellulose diacetate and its production

Country Status (1)

Country Link
JP (1) JPS53101083A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5929229A (en) * 1994-12-30 1999-07-27 Eastman Chemical Company Direct process for the production of cellulose esters
JP2007308722A (en) * 1994-12-30 2007-11-29 Eastman Chem Co Cellulose ester manufactured using sulfonic acid resin catalyst

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5929229A (en) * 1994-12-30 1999-07-27 Eastman Chemical Company Direct process for the production of cellulose esters
JP2007308722A (en) * 1994-12-30 2007-11-29 Eastman Chem Co Cellulose ester manufactured using sulfonic acid resin catalyst

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