DE3877385D1 - Wasser-quellbare vernetzte polymere und verfahren zu deren herstellung. - Google Patents

Wasser-quellbare vernetzte polymere und verfahren zu deren herstellung.

Info

Publication number
DE3877385D1
DE3877385D1 DE8888200461T DE3877385T DE3877385D1 DE 3877385 D1 DE3877385 D1 DE 3877385D1 DE 8888200461 T DE8888200461 T DE 8888200461T DE 3877385 T DE3877385 T DE 3877385T DE 3877385 D1 DE3877385 D1 DE 3877385D1
Authority
DE
Germany
Prior art keywords
production
water
linked polymers
swellable cross
swellable
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.)
Expired - Fee Related
Application number
DE8888200461T
Other languages
English (en)
Other versions
DE3877385T2 (de
Inventor
Teunis Graafland
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.)
Shell Internationale Research Maatschappij BV
Original Assignee
Shell Internationale Research Maatschappij BV
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 Shell Internationale Research Maatschappij BV filed Critical Shell Internationale Research Maatschappij BV
Application granted granted Critical
Publication of DE3877385D1 publication Critical patent/DE3877385D1/de
Publication of DE3877385T2 publication Critical patent/DE3877385T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/42—Use of materials characterised by their function or physical properties
    • A61L15/60—Liquid-swellable gel-forming materials, e.g. super-absorbents
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/04—Acids; Metal salts or ammonium salts thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/10—Esters
    • C08F220/26—Esters containing oxygen in addition to the carboxy oxygen
    • C08F220/28—Esters containing oxygen in addition to the carboxy oxygen containing no aromatic rings in the alcohol moiety
    • C08F220/282—Esters containing oxygen in addition to the carboxy oxygen containing no aromatic rings in the alcohol moiety and containing two or more oxygen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Hematology (AREA)
  • Dispersion Chemistry (AREA)
  • Materials Engineering (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
DE8888200461T 1987-03-11 1988-03-10 Wasser-quellbare vernetzte polymere und verfahren zu deren herstellung. Expired - Fee Related DE3877385T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB878705698A GB8705698D0 (en) 1987-03-11 1987-03-11 Water-swellable crosslinked polymers

Publications (2)

Publication Number Publication Date
DE3877385D1 true DE3877385D1 (de) 1993-02-25
DE3877385T2 DE3877385T2 (de) 1993-05-06

Family

ID=10613725

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888200461T Expired - Fee Related DE3877385T2 (de) 1987-03-11 1988-03-10 Wasser-quellbare vernetzte polymere und verfahren zu deren herstellung.

Country Status (7)

Country Link
EP (1) EP0283090B1 (de)
JP (1) JPS63235315A (de)
BR (1) BR8801033A (de)
CA (1) CA1315466C (de)
DE (1) DE3877385T2 (de)
FI (1) FI89502C (de)
GB (1) GB8705698D0 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4139613A1 (de) * 1991-11-30 1993-06-03 Cassella Ag Hydrophile quellfaehige pfropfpolymerisate
KR20000036986A (ko) * 2000-04-03 2000-07-05 박한욱 내수성이 증가된 하이드로젤 조성물
CA2435382C (en) 2001-01-26 2007-06-19 E2Tech Limited Device and method to seal boreholes
US20110120733A1 (en) 2009-11-20 2011-05-26 Schlumberger Technology Corporation Functionally graded swellable packers

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2542749B1 (fr) * 1983-03-18 1985-07-12 Beghin Say Sa Copolymere allyloligosaccharide-acrylique salifie, procede de preparation du copolymere et application comme super-absorbant

Also Published As

Publication number Publication date
DE3877385T2 (de) 1993-05-06
EP0283090A2 (de) 1988-09-21
FI89502B (fi) 1993-06-30
FI881085A0 (fi) 1988-03-09
JPS63235315A (ja) 1988-09-30
FI881085A (fi) 1988-09-12
EP0283090A3 (en) 1990-03-21
EP0283090B1 (de) 1993-01-13
GB8705698D0 (en) 1987-04-15
BR8801033A (pt) 1988-10-18
CA1315466C (en) 1993-03-30
FI89502C (fi) 1993-10-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee