AR192687A1 - Un procedimiento para producir sulfato de eter celulosico alcalino - Google Patents

Un procedimiento para producir sulfato de eter celulosico alcalino

Info

Publication number
AR192687A1
AR192687A1 AR245408A AR24540872A AR192687A1 AR 192687 A1 AR192687 A1 AR 192687A1 AR 245408 A AR245408 A AR 245408A AR 24540872 A AR24540872 A AR 24540872A AR 192687 A1 AR192687 A1 AR 192687A1
Authority
AR
Argentina
Prior art keywords
procedure
ether sulphate
cellulosic ether
produce alkaline
alkaline cellulosic
Prior art date
Application number
AR245408A
Other languages
English (en)
Original Assignee
Johnson & Johnson
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 Johnson & Johnson filed Critical Johnson & Johnson
Application granted granted Critical
Publication of AR192687A1 publication Critical patent/AR192687A1/es

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
    • C08B11/22—Isolation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B13/00—Preparation of cellulose ether-esters

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)
AR245408A 1972-03-07 1972-11-30 Un procedimiento para producir sulfato de eter celulosico alcalino AR192687A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US23237172A 1972-03-07 1972-03-07

Publications (1)

Publication Number Publication Date
AR192687A1 true AR192687A1 (es) 1973-02-28

Family

ID=22872831

Family Applications (1)

Application Number Title Priority Date Filing Date
AR245408A AR192687A1 (es) 1972-03-07 1972-11-30 Un procedimiento para producir sulfato de eter celulosico alcalino

Country Status (8)

Country Link
US (1) US3709877A (es)
AR (1) AR192687A1 (es)
AU (1) AU4990672A (es)
BR (1) BR7300610D0 (es)
CA (1) CA965783A (es)
GB (1) GB1407064A (es)
IE (1) IE36935B1 (es)
ZA (1) ZA728413B (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4035569A (en) * 1970-05-25 1977-07-12 Schweiger Richard Georg Preparation of cellulose nitrite
US4143226A (en) * 1970-05-25 1979-03-06 Schweiger Richard Georg Process for preparing a sulfate ester of a polyhydroxy polymer
US3804092A (en) * 1973-01-15 1974-04-16 Johnson & Johnson Water dispersible nonwoven fabric
US3872060A (en) * 1973-10-04 1975-03-18 Tee Pak Inc Method of sulfoalkylating polyhydric alcohols and the corresponding product
US4177345A (en) * 1974-07-10 1979-12-04 Schweiger Richard Georg Process for preparing a sulfate ester of a polyhydroxy polymer
US4480091A (en) * 1983-10-31 1984-10-30 Eastman Kodak Company Process for preparing cellulose sulfate esters
GB2317182B (en) * 1996-09-11 2000-11-01 Johnson & Johnson Medical Sulfated polysaccharides and uses thereof in medical treatment
DE102013204817B4 (de) * 2013-03-19 2017-08-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren zur Herstellung von sulfatierten Celluloseethern sowie deren Verwendung zur Herstellung von Mikrokapseln

Also Published As

Publication number Publication date
AU4990672A (en) 1974-06-13
ZA728413B (en) 1974-06-26
IE36935B1 (en) 1977-03-30
GB1407064A (en) 1975-09-24
US3709877A (en) 1973-01-09
CA965783A (en) 1975-04-08
BR7300610D0 (pt) 1974-05-16
IE36935L (en) 1973-09-07

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