IT1090749B - Copolimero di innesto solfometilato - Google Patents

Copolimero di innesto solfometilato

Info

Publication number
IT1090749B
IT1090749B IT52187/77A IT5218777A IT1090749B IT 1090749 B IT1090749 B IT 1090749B IT 52187/77 A IT52187/77 A IT 52187/77A IT 5218777 A IT5218777 A IT 5218777A IT 1090749 B IT1090749 B IT 1090749B
Authority
IT
Italy
Prior art keywords
sulphomethylate
graft copolymer
graft
copolymer
sulphomethylate graft
Prior art date
Application number
IT52187/77A
Other languages
English (en)
Original Assignee
Merck & Co Inc
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 Merck & Co Inc filed Critical Merck & Co Inc
Application granted granted Critical
Publication of IT1090749B publication Critical patent/IT1090749B/it

Links

Classifications

    • 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
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/34—Introducing sulfur atoms or sulfur-containing groups
    • 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
    • C08F251/00—Macromolecular compounds obtained by polymerising monomers on to polysaccharides or derivatives thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Other Resins Obtained By Reactions Not Involving Carbon-To-Carbon Unsaturated Bonds (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Graft Or Block Polymers (AREA)
IT52187/77A 1976-12-21 1977-12-13 Copolimero di innesto solfometilato IT1090749B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/753,057 US4105605A (en) 1976-12-21 1976-12-21 Sulfomethylated graft copolymers of xanthan gum and polyacrylamide

Publications (1)

Publication Number Publication Date
IT1090749B true IT1090749B (it) 1985-06-26

Family

ID=25028978

Family Applications (1)

Application Number Title Priority Date Filing Date
IT52187/77A IT1090749B (it) 1976-12-21 1977-12-13 Copolimero di innesto solfometilato

Country Status (7)

Country Link
US (1) US4105605A (it)
JP (1) JPS5379987A (it)
CA (1) CA1100677A (it)
DE (1) DE2756870A1 (it)
FR (1) FR2375266A1 (it)
GB (1) GB1555929A (it)
IT (1) IT1090749B (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2443390C (en) * 2001-04-16 2009-12-15 Halliburton Energy Services, Inc. Methods of treating subterranean zones penetrated by well bores
AU2003248735A1 (en) * 2002-06-25 2004-01-06 Rhodia, Inc. Grafting polymerization of guar and other polysaccharides by electron beams
US6681856B1 (en) * 2003-05-16 2004-01-27 Halliburton Energy Services, Inc. Methods of cementing in subterranean zones penetrated by well bores using biodegradable dispersants
CN102051165B (zh) * 2009-10-27 2013-08-14 中国石油化工股份有限公司 一种黄原胶接枝共聚物驱油剂及其制法和应用

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2761834A (en) * 1952-06-20 1956-09-04 American Cyanamid Co Sulfonated methylol acrylamide polymers and their preparation
US2730505A (en) * 1954-05-28 1956-01-10 Gen Mills Inc Increasing the viscosity of guar sols by reaction with formaldehyde
BE634296A (it) * 1960-05-27
DE1907327A1 (de) * 1968-07-16 1970-07-30 Univ Halle Wittenberg Verfahren zur Herstellung von Polymerelektrolyten und ihre Anwendung zur Herstellung leicht filtrierbarer Hydroxidniederschlaege
US3708446A (en) * 1971-03-24 1973-01-02 Kelco Co Graft copolymers of xanthomonas hydrophilic colloid and acrylic monomer
US3770673A (en) * 1971-11-04 1973-11-06 R Slagel Chitosan graft copolymer for making paper products of improved dry strength

Also Published As

Publication number Publication date
JPS5379987A (en) 1978-07-14
DE2756870A1 (de) 1978-06-22
FR2375266A1 (fr) 1978-07-21
CA1100677A (en) 1981-05-05
GB1555929A (en) 1979-11-14
US4105605A (en) 1978-08-08

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