ZA896560B - Production of cellulose acetate and dried wood pulp suitable for use therein - Google Patents

Production of cellulose acetate and dried wood pulp suitable for use therein

Info

Publication number
ZA896560B
ZA896560B ZA896560A ZA896560A ZA896560B ZA 896560 B ZA896560 B ZA 896560B ZA 896560 A ZA896560 A ZA 896560A ZA 896560 A ZA896560 A ZA 896560A ZA 896560 B ZA896560 B ZA 896560B
Authority
ZA
South Africa
Prior art keywords
wood pulp
cellulose
flock
cellulose acetate
production
Prior art date
Application number
ZA896560A
Other languages
English (en)
Inventor
Richard Burley
Burley Richard
Patrick Roche
Roche Patrick
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 ZA896560B publication Critical patent/ZA896560B/xx

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)
ZA896560A 1988-09-06 1989-08-28 Production of cellulose acetate and dried wood pulp suitable for use therein ZA896560B (en)

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 (1)

Publication Number Publication Date
ZA896560B true ZA896560B (en) 1990-09-26

Family

ID=10643150

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA896560A ZA896560B (en) 1988-09-06 1989-08-28 Production of cellulose acetate and dried wood pulp suitable for use therein

Country Status (11)

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

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
EP0769500B1 (en) * 1995-03-31 2003-02-19 Daicel Chemical Industries, Ltd. Cellulose acetate having excellent physical strength and process for preparing the same
EP0763544B1 (en) * 1995-03-31 2003-09-24 Daicel Chemical Industries, Ltd. Cellulose acetate having high moldability and process for preparing the same
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
ES2373759T3 (es) * 2007-03-07 2012-02-08 Dsm Ip Assets B.V. Procedimiento para secar y purificar una mezcla de residuos de celulosa/plástico en partículas.
WO2009134406A1 (en) * 2008-04-30 2009-11-05 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
KR101839296B1 (ko) * 2014-10-31 2018-03-19 다우 글로벌 테크놀로지스 엘엘씨 셀룰로오스 에테르의 에스테르를 제조하기 위한 효율적인 방법

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
GB714163A (en) * 1950-05-18 1954-08-25 Celanese Corp Improvements in or relating to the preparation of organic acid esters of cellulose
US2603637A (en) * 1950-05-18 1952-07-15 Celanese Corp 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
EP0359458B1 (en) 1994-06-08
JP2769204B2 (ja) 1998-06-25
FI894195A (fi) 1990-03-07
NO893441D0 (no) 1989-08-28
GB8820905D0 (en) 1988-10-05
DE68915910D1 (de) 1994-07-14
PT91635A (pt) 1990-03-30
DE68915910T2 (de) 1994-11-10
NO893441L (no) 1990-03-07
US5114535A (en) 1992-05-19
CA1326236C (en) 1994-01-18
FI894195A0 (fi) 1989-09-06
EP0359458A1 (en) 1990-03-21
JPH02229801A (ja) 1990-09-12
ATE106900T1 (de) 1994-06-15

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