DE68915910T2 - Herstellung von Celluloseacetat. - Google Patents

Herstellung von Celluloseacetat.

Info

Publication number
DE68915910T2
DE68915910T2 DE68915910T DE68915910T DE68915910T2 DE 68915910 T2 DE68915910 T2 DE 68915910T2 DE 68915910 T DE68915910 T DE 68915910T DE 68915910 T DE68915910 T DE 68915910T DE 68915910 T2 DE68915910 T2 DE 68915910T2
Authority
DE
Germany
Prior art keywords
cellulose
flock
pulp
drying gas
acetate
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.)
Expired - Fee Related
Application number
DE68915910T
Other languages
English (en)
Other versions
DE68915910D1 (de
Inventor
Richard Burley
Patrick Roche
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.)
Akzo Nobel UK PLC
Original Assignee
Courtaulds PLC
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 Courtaulds PLC filed Critical Courtaulds PLC
Publication of DE68915910D1 publication Critical patent/DE68915910D1/de
Application granted granted Critical
Publication of DE68915910T2 publication Critical patent/DE68915910T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B1/00—Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation
    • C08B1/02—Rendering cellulose suitable for esterification
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Paper (AREA)
DE68915910T 1988-09-06 1989-09-05 Herstellung von Celluloseacetat. Expired - Fee Related DE68915910T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888820905A GB8820905D0 (en) 1988-09-06 1988-09-06 Production of cellulose acetate

Publications (2)

Publication Number Publication Date
DE68915910D1 DE68915910D1 (de) 1994-07-14
DE68915910T2 true DE68915910T2 (de) 1994-11-10

Family

ID=10643150

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68915910T Expired - Fee Related DE68915910T2 (de) 1988-09-06 1989-09-05 Herstellung von Celluloseacetat.

Country Status (11)

Country Link
US (1) US5114535A (de)
EP (1) EP0359458B1 (de)
JP (1) JP2769204B2 (de)
AT (1) ATE106900T1 (de)
CA (1) CA1326236C (de)
DE (1) DE68915910T2 (de)
FI (1) FI894195A (de)
GB (1) GB8820905D0 (de)
NO (1) NO893441L (de)
PT (1) PT91635A (de)
ZA (1) ZA896560B (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996030412A1 (fr) * 1995-03-31 1996-10-03 Daicel Chemical Industries, Ltd. Acetate de cellulose hautement resistant et procede de preparation associe
EP0763544B1 (de) * 1995-03-31 2003-09-24 Daicel Chemical Industries, Ltd. Celluloseacetat mit hoher verformbarkeit und verfahren zu dessen herstellung
JP3942669B2 (ja) * 1995-03-31 2007-07-11 ダイセル化学工業株式会社 物理強度に優れたセルロースアセテート、及びその製造法
CN1075513C (zh) * 1999-09-08 2001-11-28 中国科学院广州化学研究所 气固相反应制醋酸纤维素的方法
US20070184196A1 (en) * 2006-02-03 2007-08-09 Ben Wallace Electromagnetic irradiation vacuum drying of solvents
EP2134820B1 (de) * 2007-03-07 2011-09-21 DSM IP Assets B.V. Verfahren zum trocknen und reinigen eines teilchenförmigen cellulose/kunststoff-abfallgemischs
US20090291229A1 (en) * 2008-04-30 2009-11-26 Marvin Lumber And Cedar Company D/B/A Marvin Windows And Doors Method and apparatus for steam heating with drying of solvents
US8920520B2 (en) * 2012-03-01 2014-12-30 Celanese Acetate Llc Methods of preparing polysaccharide sheets for esterification
US20140182612A1 (en) * 2012-12-28 2014-07-03 Shenzhen Smoore Technology Limited Electronic atomizing inhalation device
MX355025B (es) * 2014-10-31 2018-04-02 Dow Global Technologies Llc Proceso eficiente para preparar ester de eter de celulosa.

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1851008A (en) * 1927-04-28 1932-03-29 Eastern Mfg Company Preparation of alpha cellulose pulp by attrition
GB343712A (en) * 1930-01-31 1931-02-26 Louis Clement Improvements in or relating to processes for the production of organic acid esters of cellulose
US2008021A (en) * 1932-03-29 1935-07-16 Cellovis Inc Drying and converting cellulose into derivatives thereof
US2054301A (en) * 1935-04-17 1936-09-15 Brown Co Production of pulverulent cellulose
US2105498A (en) * 1936-06-27 1938-01-18 Rainier Pulp & Paper Company Acetylation of wood pulp
US2393783A (en) * 1943-08-24 1946-01-29 Eastman Kodak Co Preparation of chemical cellulose for esterification
US2478396A (en) * 1945-06-27 1949-08-09 Eastman Kodak Co Activation of cellulose for acylation
US2603637A (en) * 1950-05-18 1952-07-15 Celanese Corp Preparation of organic acid esters of cellulose
GB714163A (en) * 1950-05-18 1954-08-25 Celanese Corp Improvements in or relating to the preparation of organic acid esters of cellulose
GB888845A (en) * 1958-05-19 1962-02-07 Courtaulds Ltd Improvements in or relating to the preparation of wood pulp
JPS59191765A (ja) * 1983-04-15 1984-10-30 Toyo Ink Mfg Co Ltd 顔料組成物
GB8816864D0 (en) * 1988-07-15 1988-08-17 Courtaulds Plc Treating cellulosic sheet material

Also Published As

Publication number Publication date
JPH02229801A (ja) 1990-09-12
ATE106900T1 (de) 1994-06-15
NO893441D0 (no) 1989-08-28
EP0359458A1 (de) 1990-03-21
ZA896560B (en) 1990-09-26
CA1326236C (en) 1994-01-18
EP0359458B1 (de) 1994-06-08
NO893441L (no) 1990-03-07
FI894195A (fi) 1990-03-07
GB8820905D0 (en) 1988-10-05
DE68915910D1 (de) 1994-07-14
US5114535A (en) 1992-05-19
FI894195A0 (fi) 1989-09-06
JP2769204B2 (ja) 1998-06-25
PT91635A (pt) 1990-03-30

Similar Documents

Publication Publication Date Title
DE68915910D1 (de) Herstellung von Celluloseacetat.
ATE80261T1 (de) Verfahren zur herstellung von parboil-reis.
CA2145198A1 (en) Crosslinked cellulose products and method for their preparation
DE69506695D1 (de) Wärmebehandelte fasern mit einem hohen ligningehalt
ATE148649T1 (de) Herstellung einer faserplatte
MX170324B (es) Tratamiento de material laminar celulosico
EP0255092A3 (de) Verfahren zur Herstellung von alpha-L-Aspartyl-L-phenylalanin-methyl-ester mit verbesserter Löslichkeit
US4385172A (en) Prevention of hornification of dissolving pulp
DE69003259T2 (de) Herstellung von Schnellkochreis.
JPS5571810A (en) Production of regenerated cellulose hollow fiber
RU2091162C1 (ru) Способ гидротермической обработки зерна гречихи
SU449822A1 (ru) Способ изготовлени плит из древесного волокна
GB1084714A (en) Foodstuffs
GB1297603A (de)
US1544885A (en) Production of hydrated celluloses
GB964197A (en) Improvements in acetylation of cellulose
SU833189A1 (ru) Способ подготовки зерна соргоК пЕРЕРАбОТКЕ B КРупу
FI871730A (fi) Foerfarande foer framstaellning av hemicellulosahydrolysat och specialmassa.
NO920830L (no) Fremgangsmaate for delignifisering av celluloseholdige raastoffer
SU440373A1 (ru) Способ получени ацетатов целлюлозы
JPS60241862A (ja) もち米を原料とする食品材料の製造方法
GB699027A (en) Improvements in and relating to the production of cellulose triesters
GB873554A (en) Process of preparing an aqueous oxidising solution containing alkali and alkaline earth chlorite
SE8307111D0 (sv) Behandling av vedflis
SE8700992L (sv) Lerfritt fyllmedel for kattlador

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee