BE785656A - Procede d'hydrolyse de la cellulose esterifiee a temperature elevee - Google Patents

Procede d'hydrolyse de la cellulose esterifiee a temperature elevee

Info

Publication number
BE785656A
BE785656A BE785656DA BE785656A BE 785656 A BE785656 A BE 785656A BE 785656D A BE785656D A BE 785656DA BE 785656 A BE785656 A BE 785656A
Authority
BE
Belgium
Prior art keywords
high temperature
hydrolysis process
esterified cellulose
esterified
cellulose
Prior art date
Application number
Other languages
English (en)
Inventor
Kenneth C Campbell
James M Davis
Robert E Woods Jr
Original Assignee
Celanese Corp
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.)
Publication date
Publication of BE785656A publication Critical patent/BE785656A/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B3/00—Preparation of cellulose esters of organic acids
    • C08B3/06—Cellulose acetate, e.g. mono-acetate, di-acetate or tri-acetate
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B3/00—Preparation of cellulose esters of organic acids
    • C08B3/22—Post-esterification treatments, including purification
    • C08B3/24—Hydrolysis or ripening

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
BE785656D 1971-06-30 Procede d'hydrolyse de la cellulose esterifiee a temperature elevee BE785656A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US15860871A 1971-06-30 1971-06-30

Publications (1)

Publication Number Publication Date
BE785656A true BE785656A (fr) 1973-01-02

Family

ID=22568924

Family Applications (1)

Application Number Title Priority Date Filing Date
BE785656D BE785656A (fr) 1971-06-30 Procede d'hydrolyse de la cellulose esterifiee a temperature elevee

Country Status (5)

Country Link
US (1) US3767642A (fr)
JP (1) JPS5820961B1 (fr)
BE (1) BE785656A (fr)
BR (1) BR7204335D0 (fr)
CA (1) CA964262A (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54161688A (en) * 1978-06-09 1979-12-21 Daicel Chem Ind Ltd Preparation of cellulose acetate having reduced devitrification with hot water
US4306060A (en) * 1980-12-15 1981-12-15 Daicel Chemical Industries, Ltd. Process for preparation of cellulose acetate
JPS6017442B2 (ja) * 1981-11-30 1985-05-02 ダイセル化学工業株式会社 新規な酢酸セルロ−スの製造方法
US5214137A (en) * 1991-02-08 1993-05-25 Eastman Kodak Company Preparation of cellulose diacetate by recycling processed film
MY106937A (en) * 1992-01-13 1995-08-30 Eastman Chem Co Continuous hydrolysis of cellulose acetate
JP3046441B2 (ja) * 1992-02-28 2000-05-29 ダイセル化学工業株式会社 酢酸セルロースの製造方法
EP0590401B1 (fr) * 1992-09-24 1999-12-15 Daicel Chemical Industries, Ltd. Procédé de préparation d'un ester d'acide gras de cellulose
CA2089117A1 (fr) * 1993-02-09 1994-08-10 J. Ming Zhuang Methode servant a ameliorer l'acetylation de la cellulose
US5608050A (en) * 1995-12-18 1997-03-04 Eastman Chemical Company Process for the manufacture of cellulose acetate
US20060004192A1 (en) * 2004-07-02 2006-01-05 Fuji Photo Film Co., Ltd. Method of preparing a cellulose acylate, cellulose acylate film, polarizing plate, and liquid crystal display device
US20080071078A1 (en) * 2006-09-19 2008-03-20 Kizer Lawton E Method of making cellulose ester polymer and pre-treating cellulose for the manufacture of cellulose ester polymer
JPWO2011111484A1 (ja) * 2010-03-09 2013-06-27 コニカミノルタ株式会社 セルロースエステルの製造方法、セルロースエステル、及びセルロースエステルフィルム
CN102180976B (zh) * 2011-04-07 2012-08-29 泸州北方化学工业有限公司 醋酸纤维素酯的生产方法
WO2014142166A1 (fr) 2013-03-13 2014-09-18 株式会社ダイセル Acétocellulose faiblement substituée
KR102162542B1 (ko) 2013-12-20 2020-10-07 주식회사 다이셀 지질 대사 개선 작용을 갖는 영양 조성물
CN106536568B (zh) 2014-07-14 2019-08-16 株式会社大赛璐 乙酸纤维素制造用的纸浆的破碎方法及乙酸纤维素的制造方法
JP2018058941A (ja) 2016-10-03 2018-04-12 株式会社ダイセル セルロースアセテートおよびセルロースアセテートの製造方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB620726A (en) * 1945-12-06 1949-03-29 British Celanese Improvements in the manufacture of organic acid esters of cellulose
US2854446A (en) * 1952-10-29 1958-09-30 Rhodiaceta Process for the continuous production of cellulose esters
US3485816A (en) * 1967-05-01 1969-12-23 Eastman Kodak Co Method for hydrolyzing cellulose triesters without viscosity loss and for manufacturing toluene soluble cellulose butyrate

Also Published As

Publication number Publication date
CA964262A (en) 1975-03-11
US3767642A (en) 1973-10-23
JPS5820961B1 (fr) 1983-04-26
BR7204335D0 (pt) 1973-05-31

Similar Documents

Publication Publication Date Title
FR2309637A1 (fr) Procede d'hydrolyse enzymatique de cellulose
BE785656A (fr) Procede d'hydrolyse de la cellulose esterifiee a temperature elevee
BE783679A (fr) Procede de production d'hologrammes
BE792062A (fr) Procede de production continue d'anhydride sulfureux de grande purete
BE824441A (fr) Procede de production d'alpha-galactosidase
BE833590A (fr) Procede de production d'anhydride maleique
BE785344A (fr) Procede de preparation d'alcenyl-silanes
BE788516A (fr) Procede de fabrication d'esters alcoxyacetylacetiques
BE836214A (fr) Procede de production d'hydroxyphenylacetonitriles
BE785655A (fr) Procede d'esterification secondaire continue de la cellulose
BE786641A (fr) Procede de preparation d'esters d'alcadienol
BE798747A (fr) Procede d'hydrolyse heterogene de copolymeres oxymethyleniques fondus
BR7208423D0 (pt) Processo para obtencao de acido 4 4' dinitroestilbeno 2 2' dissulfonico
BE779043A (fr) Procede de production d'une sulfenamide et produit
BE787753A (fr) Procede pour la preparation d'esters de
BE793289A (fr) Procede de production d'acides anthraquinone-sulfonique
BE817376A (fr) Procede d'isolement de la 1
BE825934A (fr) Procede de production d'isobutane
CH537406A (fr) Procédé de préparation d'amides de l'acide x-cyanoacrylique
BE823642A (fr) Procede de production d'un phosphazene
BE791326A (fr) Procede d'esterification
BE810846A (fr) Procede de preparation d'esters isopropyliques
BE827353A (fr) Procede de production de l'acetone
BE796625A (fr) Procede de production continue d'alcools inferieurs
BE787826A (fr) Procede de production catalytique d'imido-isocyanates aromatiques