FI824099L - Hydroxialkylcellulosor med foerbaettrad stabilitet gentemot nedbrytning, deras framstaellningsfoerfarande och anvaendning - Google Patents

Hydroxialkylcellulosor med foerbaettrad stabilitet gentemot nedbrytning, deras framstaellningsfoerfarande och anvaendning

Info

Publication number
FI824099L
FI824099L FI824099A FI824099A FI824099L FI 824099 L FI824099 L FI 824099L FI 824099 A FI824099 A FI 824099A FI 824099 A FI824099 A FI 824099A FI 824099 L FI824099 L FI 824099L
Authority
FI
Finland
Prior art keywords
stabilitet
nedbrytning
hydroxialkylcellulosor
gentemot
och anvaendning
Prior art date
Application number
FI824099A
Other languages
English (en)
Other versions
FI824099A7 (fi
FI824099A0 (fi
Inventor
Wilfried Raehse
Norbert Kyhne
Willi Wyst
Original Assignee
Henkel Kgaa
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 Henkel Kgaa filed Critical Henkel Kgaa
Publication of FI824099A0 publication Critical patent/FI824099A0/fi
Publication of FI824099L publication Critical patent/FI824099L/fi
Publication of FI824099A7 publication Critical patent/FI824099A7/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
    • C08B11/193—Mixed ethers, i.e. ethers with two or more different etherifying groups

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)
  • Compositions Of Macromolecular Compounds (AREA)
FI824099A 1981-12-28 1982-11-29 Hydroksialkyyliselluloosat, joilla on hyvä stabilisuus hajoamista vastaan, niiden valmistusmenetelmä ja käytkäyttö. FI824099A7 (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813151681 DE3151681A1 (de) 1981-12-28 1981-12-28 "hydroxyalkylcellulosen mit verbesserter stabilitaet gegen abbau, verfahren zu ihrer herstellung und ihre verwendung"

Publications (3)

Publication Number Publication Date
FI824099A0 FI824099A0 (fi) 1982-11-29
FI824099L true FI824099L (fi) 1983-06-29
FI824099A7 FI824099A7 (fi) 1983-06-29

Family

ID=6149906

Family Applications (1)

Application Number Title Priority Date Filing Date
FI824099A FI824099A7 (fi) 1981-12-28 1982-11-29 Hydroksialkyyliselluloosat, joilla on hyvä stabilisuus hajoamista vastaan, niiden valmistusmenetelmä ja käytkäyttö.

Country Status (5)

Country Link
US (1) US4424347A (fi)
EP (1) EP0083056A3 (fi)
JP (1) JPS58113201A (fi)
DE (1) DE3151681A1 (fi)
FI (1) FI824099A7 (fi)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4629575A (en) * 1982-09-03 1986-12-16 Sbp, Inc. Well drilling and production fluids employing parenchymal cell cellulose
DE3303153A1 (de) * 1983-01-31 1984-08-02 Henkel KGaA, 4000 Düsseldorf Verfahren zur herstellung von hochsubstituierten carboxyalkylcellulosen und deren mischethern
KR100738018B1 (ko) * 2005-12-29 2007-07-16 삼성정밀화학 주식회사 용해시간이 조절 가능한 히드록시알킬셀룰로오스에테르의제조방법
CN102924612A (zh) * 2012-12-04 2013-02-13 新疆光大山河化工科技有限公司 一种羟丙基羧甲基纤维素的制备方法
CN102924610A (zh) * 2012-12-04 2013-02-13 新疆光大山河化工科技有限公司 一种羟乙基羧甲基纤维素的制备方法
MX2019013469A (es) * 2017-08-16 2020-02-07 Dow Global Technologies Llc Metodo para la preparacion controlada de eter de celulosa de bajo peso molecular.

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE947158C (de) * 1951-08-25 1956-08-09 Kalle & Co Ag Verfahren zur Herstellung von Cellulosemischaethern
US3355449A (en) * 1963-06-19 1967-11-28 Toyo Spinning Co Ltd Water soluble cellulose ethers and their production
US3446795A (en) 1965-04-16 1969-05-27 Dow Chemical Co Mixed cellulose ethers
US3378070A (en) 1965-09-03 1968-04-16 Halliburton Co Hydroxyethyl cellulose complex and method of plugging underground formations therewith
US3388082A (en) 1965-11-01 1968-06-11 Dow Chemical Co Novel hydroxypropyl methyl cellulose ethers, a process for preparing the same, and compositions utilizing such ethers
US3448100A (en) 1968-04-18 1969-06-03 Dow Chemical Co Manufacture of carboxymethyl hydroalkyl mixed cellulose ethers
US3709876A (en) 1972-04-10 1973-01-09 Dow Chemical Co Water soluble hydroxyethyl methyl cellulose ether thickener for latex paint
US3839319A (en) 1973-01-26 1974-10-01 Dow Chemical Co Hydroxypropyl methylcellulose ethers and method of preparation
US4084060A (en) 1976-11-18 1978-04-11 Union Carbide Corporation Process for the synthesis of hydroxyethyl cellulose with improved resistance to enzyme catalyzed hydrolysis
US4239629A (en) 1978-06-05 1980-12-16 Phillips Petroleum Company Carboxymethylhydroxyethyl cellulose in drilling, workover and completion fluids

Also Published As

Publication number Publication date
EP0083056A3 (de) 1984-10-10
JPS58113201A (ja) 1983-07-06
DE3151681A1 (de) 1983-07-07
EP0083056A2 (de) 1983-07-06
US4424347A (en) 1984-01-03
FI824099A7 (fi) 1983-06-29
FI824099A0 (fi) 1982-11-29

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Legal Events

Date Code Title Description
FD Application lapsed

Owner name: HENKEL KOMMANDITGESELLSCHAFT AUF AKTIEN