NO20004037D0 - FremgangsmÕte for fremstilling av karboksymetylcellulose - Google Patents

FremgangsmÕte for fremstilling av karboksymetylcellulose

Info

Publication number
NO20004037D0
NO20004037D0 NO20004037A NO20004037A NO20004037D0 NO 20004037 D0 NO20004037 D0 NO 20004037D0 NO 20004037 A NO20004037 A NO 20004037A NO 20004037 A NO20004037 A NO 20004037A NO 20004037 D0 NO20004037 D0 NO 20004037D0
Authority
NO
Norway
Prior art keywords
cellulose
preparation
carboxymethyl cellulose
methyl cellulose
carboxy methyl
Prior art date
Application number
NO20004037A
Other languages
English (en)
Other versions
NO20004037L (no
Inventor
Heiko Thielking
Wolfgang Koch
Klaus Nachtkamp
Bernd Ondruschka
Matthias Nuechter
Ute Heinze
Dieter Klemm
Original Assignee
Wolff Walsrode Ag
Friedrich Schiller Universitot
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 Wolff Walsrode Ag, Friedrich Schiller Universitot filed Critical Wolff Walsrode Ag
Publication of NO20004037D0 publication Critical patent/NO20004037D0/no
Publication of NO20004037L publication Critical patent/NO20004037L/no

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B11/00—Preparation of cellulose ethers
    • C08B11/02—Alkyl or cycloalkyl ethers
    • C08B11/04—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals
    • C08B11/10—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals substituted with acid radicals
    • C08B11/12—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals substituted with acid radicals substituted with carboxylic radicals, e.g. carboxymethylcellulose [CMC]
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
    • B01J19/12—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electromagnetic waves
    • B01J19/122—Incoherent waves
    • B01J19/126—Microwaves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00002—Chemical plants
    • B01J2219/00027—Process aspects
    • B01J2219/00029—Batch processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00002—Chemical plants
    • B01J2219/00027—Process aspects
    • B01J2219/00033—Continuous processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
    • B01J2219/0873—Materials to be treated
    • B01J2219/0881—Two or more materials
    • B01J2219/089—Liquid-solid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
    • B01J2219/12—Processes employing electromagnetic waves
    • B01J2219/1203—Incoherent waves
    • B01J2219/1206—Microwaves
    • B01J2219/1275—Controlling the microwave irradiation variables
    • B01J2219/1278—Time
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
    • B01J2219/12—Processes employing electromagnetic waves
    • B01J2219/1203—Incoherent waves
    • B01J2219/1206—Microwaves
    • B01J2219/1275—Controlling the microwave irradiation variables
    • B01J2219/1281—Frequency
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
    • B01J2219/12—Processes employing electromagnetic waves
    • B01J2219/1203—Incoherent waves
    • B01J2219/1206—Microwaves
    • B01J2219/1287—Features relating to the microwave source
    • B01J2219/129—Arrangements thereof
    • B01J2219/1293—Single source

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Materials Engineering (AREA)
  • Biochemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
NO20004037A 1999-08-13 2000-08-11 Fremgangsmate for fremstilling av karboksymetylcellulose NO20004037L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19938501A DE19938501A1 (de) 1999-08-13 1999-08-13 Verfahren zur Herstellung von Carboxymethylcellulose

Publications (2)

Publication Number Publication Date
NO20004037D0 true NO20004037D0 (no) 2000-08-11
NO20004037L NO20004037L (no) 2001-02-14

Family

ID=7918353

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20004037A NO20004037L (no) 1999-08-13 2000-08-11 Fremgangsmate for fremstilling av karboksymetylcellulose

Country Status (9)

Country Link
EP (1) EP1083182B1 (no)
JP (1) JP2001048901A (no)
KR (1) KR100650097B1 (no)
AT (1) ATE238350T1 (no)
BR (1) BR0003502B1 (no)
CA (1) CA2315505A1 (no)
DE (2) DE19938501A1 (no)
MX (1) MXPA00007822A (no)
NO (1) NO20004037L (no)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101899518B1 (ko) * 2016-11-18 2018-09-19 한국원자력연구원 방사선 전처리를 이용한 카르복시메틸셀룰로오스의 제조방법
CN111135780B (zh) * 2020-01-02 2021-09-07 中国科学院广州能源研究所 利用微波连续反应装置解聚木质素的方法
KR102697279B1 (ko) 2021-11-29 2024-08-22 주식회사 지엘켐 고치환도 카르복시메틸 셀룰로오스의 제조 방법

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3900463A (en) * 1968-12-14 1975-08-19 Dai Ichi Kogyo Seiyaku Co Ltd Process for preparing alkali carboxymethyl cellulose
DE2823710A1 (de) * 1978-05-31 1979-12-06 Hoechst Ag Verfahren zur herstellung von quellfaehiger, vernetzter carboxyalkylcellulose in faserform aus natuerlich vorkommender cellulose und deren verwendung
JPS62185701A (ja) * 1986-02-10 1987-08-14 Daicel Chem Ind Ltd カルボキシメチルセルロ−スアルカリ金属塩の製造方法
JPH09176201A (ja) * 1995-12-26 1997-07-08 Daicel Chem Ind Ltd カルボキシメチルセルロースの製造方法
DE19624990A1 (de) * 1996-06-22 1998-01-08 Gluesenkamp Karl Heinz Dr Verfahren zur chemischen kontrollierten Modifizierung von Oberflächen sowie von Acyl- und/oder Hydroxyl-Gruppen tragenden Polymeren
EP0910602A1 (en) * 1996-07-10 1999-04-28 Sound Pipe Ltd Acetylation of lignocellulosic materials and applications thereof
DE19842637A1 (de) * 1997-10-06 1999-04-08 Henkel Kgaa Retardierte Polysaccharidderivate, deren Herstellung und Verwendung

Also Published As

Publication number Publication date
NO20004037L (no) 2001-02-14
KR100650097B1 (ko) 2006-11-27
ATE238350T1 (de) 2003-05-15
JP2001048901A (ja) 2001-02-20
EP1083182B1 (de) 2003-04-23
BR0003502A (pt) 2001-08-07
CA2315505A1 (en) 2001-02-13
DE19938501A1 (de) 2001-02-15
MXPA00007822A (es) 2004-12-09
BR0003502B1 (pt) 2009-05-05
DE50001841D1 (de) 2003-05-28
EP1083182A1 (de) 2001-03-14
KR20010050064A (ko) 2001-06-15

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Legal Events

Date Code Title Description
FC2A Withdrawal, rejection or dismissal of laid open patent application