BE646012A - - Google Patents

Info

Publication number
BE646012A
BE646012A BE646012DA BE646012A BE 646012 A BE646012 A BE 646012A BE 646012D A BE646012D A BE 646012DA BE 646012 A BE646012 A BE 646012A
Authority
BE
Belgium
Application number
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 to US271458A priority Critical patent/US3247171A/en
Application filed filed Critical
Publication of BE646012A publication Critical patent/BE646012A/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F20/00Homopolymers 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
    • C08F20/02Monocarboxylic acids having less than ten carbon atoms, Derivatives thereof
    • C08F20/52Amides or imides
    • C08F20/54Amides
    • C08F20/56Acrylamide; Methacrylamide
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/06Solidifying liquids
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00Chemical modification by after-treatment
BE646012D 1963-04-08 1964-04-01 BE646012A (xx)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US271458A US3247171A (en) 1963-04-08 1963-04-08 Process for hydrolyzing a cross-linked acrylamide polymer and the product thereby

Publications (1)

Publication Number Publication Date
BE646012A true BE646012A (xx) 1964-10-01

Family

ID=23035662

Family Applications (1)

Application Number Title Priority Date Filing Date
BE646012D BE646012A (xx) 1963-04-08 1964-04-01

Country Status (5)

Country Link
US (1) US3247171A (xx)
BE (1) BE646012A (xx)
DE (1) DE1495513C3 (xx)
GB (1) GB1020355A (xx)
NL (1) NL140540B (xx)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3428470A (en) * 1966-06-09 1969-02-18 Dow Chemical Co Biological specimen in a cross-linked water-swellable acrylamide type resin and the incorporation of the specimen therein
US3822089A (en) * 1968-09-25 1974-07-02 Akademie Ved Contact lens blank or replica made from anhydrous, sparingly cross-linked hydrophilic copolymers
US3662835A (en) * 1970-04-14 1972-05-16 Factory Mutual Res Corp Phase change method
US3647001A (en) * 1970-04-22 1972-03-07 Factory Mutual Res Corp Combating fire with ablative water
US4105648A (en) * 1972-10-27 1978-08-08 Ciba-Geigy Corporation Crosslinked polyacrylamides containing silyl groups
US4059552A (en) * 1974-06-21 1977-11-22 The Dow Chemical Company Cross-linked water-swellable polymer particles
US4172066A (en) * 1974-06-21 1979-10-23 The Dow Chemical Company Cross-linked, water-swellable polymer microgels
US4085045A (en) * 1975-06-13 1978-04-18 American Cyanamid Company Low molecular weight hydrolyzed polyacrylamide used as a scale inhibitor in water systems
US4001161A (en) * 1975-06-13 1977-01-04 American Cyanamid Company Low molecular weight hydrolyzed polyacrylamide and use thereof as scale inhibitor in water systems
US4053512A (en) * 1976-08-02 1977-10-11 American Cyanamid Company Process for preparing poly(allyltrialkylammonium) salt flocculants
DE2706135C2 (xx) * 1977-02-14 1982-10-28 Chemische Fabrik Stockhausen Gmbh, 4150 Krefeld, De
US4182417A (en) * 1977-07-08 1980-01-08 The Dow Chemical Company Method for controlling permeability of subterranean formations
US4282928A (en) * 1977-07-08 1981-08-11 The Dow Chemical Co. Method for controlling permeability of subterranean formations
DE2754058A1 (de) * 1977-12-05 1979-06-13 Cassella Ag Verfahren zur herstellung von wasserquellbaren polymerisaten
DE2806098C2 (xx) * 1978-02-14 1984-08-30 Hoechst Ag, 6230 Frankfurt, De
US4394930A (en) * 1981-03-27 1983-07-26 Johnson & Johnson Absorbent foam products
US4433727A (en) * 1981-06-19 1984-02-28 Marathon Oil Company Oil recovery process
USRE35068E (en) * 1983-01-28 1995-10-17 Massachusetts Institute Of Technology Collapsible gel compositions
US4524175A (en) * 1984-04-16 1985-06-18 The Dow Chemical Company Water-in-oil emulsions of hydrophobe association polymers
US5100933A (en) * 1986-03-31 1992-03-31 Massachusetts Institute Of Technology Collapsible gel compositions
FR2605637B1 (fr) * 1986-10-22 1989-03-31 Total Petroles Procede de traitement d'un solution aqueuse de resine acrylamide pour en permettre une gelification lente meme a temperature elevee
EP0336986B1 (en) * 1988-04-09 1992-10-07 Hewlett-Packard GmbH Polyacrylamide gels
US4916182A (en) * 1988-12-15 1990-04-10 Borden, Inc. Adhesive emulsion composition and accompanying coated substrates, such as prepasted wall coverings
US5266367A (en) * 1990-02-02 1993-11-30 Miura Dolphins Co., Ltd. Artificial snow granule
US5543446A (en) 1994-11-23 1996-08-06 Hercules Incorporated Water-soluble acrylamide/acrylic acid polymers and their use as dry strength additives for paper
US5744563A (en) * 1995-08-11 1998-04-28 American Envirocare Inc Mannich base copolymer and method for making it
AU718417B2 (en) 1995-11-14 2000-04-13 Stockhausen Gmbh & Co. Kg Water additive and method for fire prevention and fire extinguishing
DE19543368C2 (de) * 1995-11-21 1998-11-26 Stockhausen Chem Fab Gmbh Wasserabsorbierende Polymere mit verbesserten Eigenschaften, Verfahren zu deren Herstellung und deren Verwendung
US6464148B1 (en) 1999-05-03 2002-10-15 Aquatrols Holding Co., Inc. Snowmaking process
DE10125599A1 (de) * 2001-05-25 2002-11-28 Stockhausen Chem Fab Gmbh Superabsorber, Verfahren zu ihrer Herstellung und ihre Verwendung
US7866394B2 (en) * 2003-02-27 2011-01-11 Halliburton Energy Services Inc. Compositions and methods of cementing in subterranean formations using a swelling agent to inhibit the influx of water into a cement slurry
US7833796B2 (en) * 2003-12-15 2010-11-16 Preentec Ag Method for the concentration and purification of biological compounds
US7642223B2 (en) * 2004-10-18 2010-01-05 Halliburton Energy Services, Inc. Methods of generating a gas in a plugging composition to improve its sealing ability in a downhole permeable zone
US7690429B2 (en) * 2004-10-21 2010-04-06 Halliburton Energy Services, Inc. Methods of using a swelling agent in a wellbore
US7891424B2 (en) * 2005-03-25 2011-02-22 Halliburton Energy Services Inc. Methods of delivering material downhole
US7870903B2 (en) * 2005-07-13 2011-01-18 Halliburton Energy Services Inc. Inverse emulsion polymers as lost circulation material
WO2014159233A1 (en) * 2013-03-14 2014-10-02 Ecolab Usa Inc. Methods for increasing retention and drainage in papermaking processes
EP3420047A1 (en) 2016-02-23 2019-01-02 Ecolab USA Inc. Hydrazide crosslinked polymer emulsions for use in crude oil recovery

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3002960A (en) * 1958-08-18 1961-10-03 American Cyanamid Co Polyacrylamide preparation
NL251258A (xx) * 1959-05-06
US3061595A (en) * 1959-11-24 1962-10-30 American Cyanamid Co Polymerization promoter system for water-soluble polymers

Also Published As

Publication number Publication date
NL140540B (nl) 1973-12-17
GB1020355A (en) 1966-02-16
DE1495513C3 (xx) 1974-01-31
DE1495513B2 (de) 1973-06-28
NL6403666A (xx) 1964-10-09
DE1495513A1 (de) 1969-01-16
US3247171A (en) 1966-04-19

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