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FI840911L - Foerfarande foer kontinuerlig granulering av karboximetylcellulosa. - Google Patents

Foerfarande foer kontinuerlig granulering av karboximetylcellulosa. Download PDF

Info

Publication number
FI840911L
FI840911L FI840911A FI840911A FI840911L FI 840911 L FI840911 L FI 840911L FI 840911 A FI840911 A FI 840911A FI 840911 A FI840911 A FI 840911A FI 840911 L FI840911 L FI 840911L
Authority
FI
Finland
Prior art keywords
granulering
carboximethylcellulose
foerfarande foer
foer kontinuerlig
kontinuerlig
Prior art date
Application number
FI840911A
Other languages
English (en)
Other versions
FI840911A0 (fi
FI76358C (fi
FI76358B (fi
Inventor
Claus-Ruediger Bernert
Hans-Gert Kirchner
Reinhard Naeder
Original Assignee
Wolff Walsrode Ag
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6192999&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=FI840911(L) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Wolff Walsrode Ag filed Critical Wolff Walsrode Ag
Publication of FI840911A0 publication Critical patent/FI840911A0/fi
Publication of FI840911L publication Critical patent/FI840911L/fi
Application granted granted Critical
Publication of FI76358B publication Critical patent/FI76358B/fi
Publication of FI76358C publication Critical patent/FI76358C/fi

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
    • C08B11/20—Post-etherification treatments of chemical or physical type, e.g. mixed etherification in two steps, including purification
    • 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]

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)
  • Processes Of Treating Macromolecular Substances (AREA)
FI840911A 1983-03-09 1984-03-07 Foerfarande foer kontinuerlig granulering av karboximetylcellulosa. FI76358C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3308420 1983-03-09
DE19833308420 DE3308420A1 (de) 1983-03-09 1983-03-09 Verfahren zur kontinuierlichen granulierung von carboxymethylcellulose

Publications (4)

Publication Number Publication Date
FI840911A0 FI840911A0 (fi) 1984-03-07
FI840911L true FI840911L (fi) 1984-09-10
FI76358B FI76358B (fi) 1988-06-30
FI76358C FI76358C (fi) 1988-10-10

Family

ID=6192999

Family Applications (1)

Application Number Title Priority Date Filing Date
FI840911A FI76358C (fi) 1983-03-09 1984-03-07 Foerfarande foer kontinuerlig granulering av karboximetylcellulosa.

Country Status (5)

Country Link
US (1) US4507473A (fi)
EP (1) EP0123056B1 (fi)
JP (1) JPS59187028A (fi)
DE (2) DE3308420A1 (fi)
FI (1) FI76358C (fi)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI75836C (fi) * 1987-01-27 1988-08-08 Metsae Serla Oy Nytt foerfarande foer framstaellning av natriumkarboximetylcellulosa.
US5118390A (en) * 1990-08-28 1992-06-02 Kimberly-Clark Corporation Densified tactile imaging paper
JP3186737B2 (ja) * 1998-06-11 2001-07-11 不二製油株式会社 水溶性多糖類の製造方法
ITVA20030017A1 (it) * 2003-06-03 2004-12-04 Lamberti Spa Carbossimetilcellulosa ad alta velocita' di dissoluzione in acqua.
EP2787009B1 (en) * 2003-11-13 2022-12-28 Cerestar Holding B.V. Method for modifying starch or starch derivaties
DE102005004893B4 (de) * 2005-02-03 2011-02-10 Dow Global Technologies Inc., Midland Verfahren zur Formgebung von Celluloseethern
SA08290556B1 (ar) * 2007-09-07 2012-05-16 نيبون شوكوباي كو. ، ليمتد طريقة لربط راتنجات ممتصة للماء
WO2010100936A1 (ja) 2009-03-04 2010-09-10 株式会社日本触媒 吸水性樹脂の製造方法
KR101464569B1 (ko) 2012-09-05 2014-11-25 주식회사 지엘켐 Ｃｍｃ 제조설비 시스템

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB349007A (en) * 1929-12-19 1931-05-19 William Kenneth Hall Improvements in the granulation of fertilisers
US2607772A (en) * 1949-12-21 1952-08-19 Ici Ltd Production of powdery products comprising carboxymethyl cellulose
GB777405A (en) * 1955-03-03 1957-06-19 Hercules Powder Co Ltd Improvements in or relating to preparation of finely-divided cellulose derivatives
US3088943A (en) * 1960-10-21 1963-05-07 Du Pont Process for making alkali metal salt of carboxymethylcellulose
GB1285776A (en) * 1968-11-28 1972-08-16 Shikoku Kasei Kogyo Company Lt Granules of a cellulose ether
DE2038310C3 (de) * 1970-08-01 1982-04-01 Henkel KGaA, 4000 Düsseldorf Verfahren und Vorrichtung zur kontinuierlichen Herstellung reiner und trockener Carboxymethylcellulose
SE359332B (fi) * 1971-12-20 1973-08-27 Reinhall Rolf
DE3032778A1 (de) * 1980-08-30 1982-04-22 Metallgesellschaft Ag, 6000 Frankfurt Verfahren zur kontinuierlichen homogenisierung und pelletisierung von celluloserohaethern

Also Published As

Publication number Publication date
US4507473A (en) 1985-03-26
FI840911A0 (fi) 1984-03-07
DE3308420A1 (de) 1984-09-13
DE3467582D1 (en) 1987-12-23
JPH0333183B2 (fi) 1991-05-16
FI76358C (fi) 1988-10-10
JPS59187028A (ja) 1984-10-24
EP0123056A3 (en) 1985-10-09
EP0123056B1 (de) 1987-11-19
EP0123056A2 (de) 1984-10-31
FI76358B (fi) 1988-06-30

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Legal Events

Date Code Title Description
MM Patent lapsed
MM Patent lapsed

Owner name: WOLFF WALSRODE AKTIENGESELLSCHAFT