CA2078876A1 - Preparation d'esters cellulosiques de faible masse moleculaire - Google Patents

Preparation d'esters cellulosiques de faible masse moleculaire

Info

Publication number
CA2078876A1
CA2078876A1 CA 2078876 CA2078876A CA2078876A1 CA 2078876 A1 CA2078876 A1 CA 2078876A1 CA 2078876 CA2078876 CA 2078876 CA 2078876 A CA2078876 A CA 2078876A CA 2078876 A1 CA2078876 A1 CA 2078876A1
Authority
CA
Canada
Prior art keywords
cellulose
anhydride
cellulose ester
mixture
group
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.)
Abandoned
Application number
CA 2078876
Other languages
English (en)
Inventor
Charles M. Buchanan
Stephen W. Parker
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.)
Eastman Kodak Co
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2078876A1 publication Critical patent/CA2078876A1/fr
Abandoned 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
    • 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
    • C08B3/02—Catalysts used for the 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
    • C08B3/22—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)
CA 2078876 1990-04-16 1991-04-12 Preparation d'esters cellulosiques de faible masse moleculaire Abandoned CA2078876A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US50953590A 1990-04-16 1990-04-16
US509,535 1990-04-16

Publications (1)

Publication Number Publication Date
CA2078876A1 true CA2078876A1 (fr) 1991-10-17

Family

ID=24027033

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2078876 Abandoned CA2078876A1 (fr) 1990-04-16 1991-04-12 Preparation d'esters cellulosiques de faible masse moleculaire

Country Status (4)

Country Link
EP (1) EP0525082A1 (fr)
JP (1) JPH05507302A (fr)
CA (1) CA2078876A1 (fr)
WO (1) WO1991016356A1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6667397B2 (en) * 2000-08-25 2003-12-23 Eastman Chemical Company Methods of preparing disaccharide and trisaccharide C6-C12 fatty acid esters with high alpha content and materials therefrom
US7893138B2 (en) 2003-03-14 2011-02-22 Eastman Chemical Company Low molecular weight carboxyalkylcellulose esters and their use as low viscosity binders and modifiers in coating compositions
GB0516154D0 (en) * 2005-08-05 2005-09-14 Ntnu Technology Transfer As Carbon membranes
CN104277122B (zh) * 2013-07-11 2016-08-10 南通醋酸纤维有限公司 溶于丙酮的纤维素酯的直接合成方法及其产品
KR101540155B1 (ko) * 2013-10-14 2015-07-28 주식회사 씨티씨 투명성이 향상된 트리아세틸 셀룰로오스 필름 및 이의 제조방법
ES2908713T3 (es) * 2017-12-04 2022-05-03 Lg Chemical Ltd Procedimiento para producir la composición destinada a formar la capa activa de la membrana de separación de gases, la composición para formar la capa activa de la membrana de separación de gases producida por la misma, el procedimiento para fabricar la membrana de separación de gases y la membrana de separación de gases
CN110642954B (zh) * 2019-09-20 2021-06-29 万华化学集团股份有限公司 一种制备高羟基含量醋酸丁酸纤维素的方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1645915A (en) * 1926-09-23 1927-10-18 Eastman Kodak Co Process of making cellulose esters of organic acids
US2629716A (en) * 1948-07-07 1953-02-24 Du Pont Preparation and hydrolysis of esters
JPS6017441B2 (ja) * 1981-07-10 1985-05-02 ダイセル化学工業株式会社 新規なセルロ−スアセテ−トの製造方法

Also Published As

Publication number Publication date
EP0525082A1 (fr) 1993-02-03
WO1991016356A1 (fr) 1991-10-31
JPH05507302A (ja) 1993-10-21

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Legal Events

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