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FR2337738A1 - Procede pour reduire l'adhesivite d'un hydrogel d'un polymere ou copolymere d'acrylamide hydrosoluble - Google Patents

Procede pour reduire l'adhesivite d'un hydrogel d'un polymere ou copolymere d'acrylamide hydrosoluble

Info

Publication number
FR2337738A1
FR2337738A1 FR7700389A FR7700389A FR2337738A1 FR 2337738 A1 FR2337738 A1 FR 2337738A1 FR 7700389 A FR7700389 A FR 7700389A FR 7700389 A FR7700389 A FR 7700389A FR 2337738 A1 FR2337738 A1 FR 2337738A1
Authority
FR
France
Prior art keywords
hydrosoluble
adhesivity
hydrogel
copolymer
reducing
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.)
Granted
Application number
FR7700389A
Other languages
English (en)
Other versions
FR2337738B1 (fr
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.)
Nitto Chemical Industry Co Ltd
Original Assignee
Nitto Chemical Industry Co Ltd
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
Priority claimed from JP159976A external-priority patent/JPS5938242B2/ja
Priority claimed from JP15084776A external-priority patent/JPS5910694B2/ja
Application filed by Nitto Chemical Industry Co Ltd filed Critical Nitto Chemical Industry Co Ltd
Publication of FR2337738A1 publication Critical patent/FR2337738A1/fr
Application granted granted Critical
Publication of FR2337738B1 publication Critical patent/FR2337738B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/12—Powdering or granulating
    • C08J3/124—Treatment for improving the free-flowing characteristics
    • 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
    • C08F20/00—Homopolymers and 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
    • C08F20/02—Monocarboxylic acids having less than ten carbon atoms, Derivatives thereof
    • C08F20/52—Amides or imides
    • C08F20/54—Amides, e.g. N,N-dimethylacrylamide or N-isopropylacrylamide
    • C08F20/56—Acrylamide; Methacrylamide
    • 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
    • C08F220/52—Amides or imides
    • C08F220/54—Amides, e.g. N,N-dimethylacrylamide or N-isopropylacrylamide
    • C08F220/56—Acrylamide; Methacrylamide
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L33/00—Compositions of homopolymers or 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 of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
    • C08L33/24—Homopolymers or copolymers of amides or imides
    • C08L33/26—Homopolymers or copolymers of acrylamide or methacrylamide
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2333/00—Characterised by the use of homopolymers or 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 of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers
    • C08J2333/24—Homopolymers or copolymers of amides or imides
    • C08J2333/26—Homopolymers or copolymers of acrylamide or methacrylamide
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L71/00—Compositions of polyethers obtained by reactions forming an ether link in the main chain; Compositions of derivatives of such polymers
    • C08L71/02—Polyalkylene oxides
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S524/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S524/916—Hydrogel compositions

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
FR7700389A 1976-01-09 1977-01-07 Procede pour reduire l'adhesivite d'un hydrogel d'un polymere ou copolymere d'acrylamide hydrosoluble Granted FR2337738A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP159976A JPS5938242B2 (ja) 1976-01-09 1976-01-09 アクリルアミド系重合体の製造法
JP15084776A JPS5910694B2 (ja) 1976-12-17 1976-12-17 アクリルアミド系重合体含水ゲルの粘着防止法

Publications (2)

Publication Number Publication Date
FR2337738A1 true FR2337738A1 (fr) 1977-08-05
FR2337738B1 FR2337738B1 (fr) 1979-09-28

Family

ID=26334851

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7700389A Granted FR2337738A1 (fr) 1976-01-09 1977-01-07 Procede pour reduire l'adhesivite d'un hydrogel d'un polymere ou copolymere d'acrylamide hydrosoluble

Country Status (4)

Country Link
US (1) US4134871A (fr)
DE (1) DE2700575C3 (fr)
FR (1) FR2337738A1 (fr)
GB (1) GB1572219A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2547305A1 (en) * 1981-12-11 1984-12-14 Szerves Vegyipari Fejleszto Ko Gel for use as sealant in aq. environment
EP0341577A2 (fr) * 1988-05-09 1989-11-15 SERVA FEINBIOCHEMICA GmbH & Co. Gels d'électrophorèse à teneur élevée en polyols
FR2729089A1 (fr) * 1995-01-10 1996-07-12 Snf Sa Procede pour preparer des emulsions stables de polyelectrolytes de haut poids moleculaire en emulsion-inverse

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS555948A (en) * 1978-06-29 1980-01-17 Nitto Chem Ind Co Ltd Cooling of hydrous polymer gel mass
FR2453185A1 (fr) * 1979-04-05 1980-10-31 Rhone Poulenc Ind Procede de preparation de polymeres ou copolymeres acryliques hydrosolubles a poids moleculaire eleve et a faible teneur en monomere(s) residuels(s)
JPS5679146A (en) * 1979-11-30 1981-06-29 Nitto Chem Ind Co Ltd Modifying method of polyacrylamide polymer
US4525509A (en) * 1983-12-16 1985-06-25 Calgon Corporation Method for producing free-flowing, water-soluble polymer gels
US4904715A (en) * 1983-12-16 1990-02-27 Calgon Corporation Method for producing free-flowing, water-soluble polymer gels
US5110851A (en) * 1983-12-16 1992-05-05 Calgon Corporation Method for producing free-flowing, water-soluble polymer gels
CA1253833A (fr) * 1984-11-06 1989-05-09 Akira Yada Preparation de particules de gel polymere solubles a l'eau
FR2624761B1 (fr) * 1987-12-17 1993-10-08 Roussel Uclaf Granules a base de polymeres hydrophiles sur lesquels sont absorbes une formulation aqueuse renfermant un ou plusieurs principes actifs
JPH04164958A (ja) * 1990-10-27 1992-06-10 Masao Suetsugu 作業性良好な水溶性熱可塑性樹脂組成物
JP3071926B2 (ja) * 1992-01-28 2000-07-31 第一化学薬品株式会社 ポリアクリルアミド系電気泳動用ゲルプレートの製造方法
JPH08269890A (ja) * 1995-03-30 1996-10-15 Nippon P M C Kk 製紙用添加剤及び製紙方法
US5855615A (en) * 1996-06-07 1999-01-05 Menlo Care, Inc. Controller expansion sphincter augmentation media
US7049346B1 (en) 1996-08-20 2006-05-23 Menlo Care Div Of Ethicon, Inc. Swollen hydrogel for sphincter augmentation
US5813411A (en) * 1996-08-20 1998-09-29 Menlo Care, Inc. Method of deforming tissue with a swollen hydrogel
US5902832A (en) * 1996-08-20 1999-05-11 Menlo Care, Inc. Method of synthesizing swollen hydrogel for sphincter augmentation
US6423332B1 (en) 2000-05-26 2002-07-23 Ethicon, Inc. Method and composition for deforming soft tissues
EP2498764B1 (fr) 2009-11-09 2017-09-06 Spotlight Technology Partners LLC Hydrogels fragmentés
CA2780294C (fr) 2009-11-09 2018-01-16 Spotlight Technology Partners Llc Hydrogels a base de polysaccharide
BR112013011340A2 (pt) 2010-11-08 2018-05-02 Moasis Inc géis e hidro géis
US12227643B2 (en) * 2021-10-22 2025-02-18 Psmg, Llc Liquid chloride salt-based polymer suspension fluids with polyethylene glycol dispersants and application to drag reduction

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3278506A (en) * 1961-08-21 1966-10-11 Nalco Chemical Co Water-soluble polymers and copolymers
US3352806A (en) * 1964-12-29 1967-11-14 Celanese Cotatings Company Process for preparing aqueous carboxy containing copolymer solutions
US3402137A (en) * 1966-02-01 1968-09-17 Union Oil Co Method of preparing aqueous polymer solutions
US3515575A (en) * 1968-03-06 1970-06-02 Grace W R & Co Process of deactivating and collecting paints with a water curtain
GB1383367A (en) * 1972-03-14 1974-02-12 American Cyanamid Co Polymers
JPS5432176B2 (fr) * 1973-05-02 1979-10-12

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2547305A1 (en) * 1981-12-11 1984-12-14 Szerves Vegyipari Fejleszto Ko Gel for use as sealant in aq. environment
EP0341577A2 (fr) * 1988-05-09 1989-11-15 SERVA FEINBIOCHEMICA GmbH & Co. Gels d'électrophorèse à teneur élevée en polyols
EP0341577A3 (fr) * 1988-05-09 1990-09-12 SERVA FEINBIOCHEMICA GmbH & Co. Gels d'électrophorèse à teneur élevée en polyols
FR2729089A1 (fr) * 1995-01-10 1996-07-12 Snf Sa Procede pour preparer des emulsions stables de polyelectrolytes de haut poids moleculaire en emulsion-inverse
EP0721960A1 (fr) * 1995-01-10 1996-07-17 S. N. F. Procédé pour préparer des émulsions stables de polyélectrolytes de haut poids moléculaire en émulsion-inverse
US5750614A (en) * 1995-01-10 1998-05-12 S.N.F. Process for preparing stable emulsions of polyelectrolytes of high molecular weight as reverse emulsion

Also Published As

Publication number Publication date
GB1572219A (en) 1980-07-30
DE2700575A1 (de) 1977-07-21
US4134871A (en) 1979-01-16
DE2700575C3 (de) 1987-07-30
DE2700575B2 (de) 1981-01-29
FR2337738B1 (fr) 1979-09-28

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Legal Events

Date Code Title Description
ST Notification of lapse