FR2228076A1 - Water-soluble high-mol. linear poly-acryl-amide and prodn. - in aq. solns. using high energy ionising radiation - Google Patents
Water-soluble high-mol. linear poly-acryl-amide and prodn. - in aq. solns. using high energy ionising radiationInfo
- Publication number
- FR2228076A1 FR2228076A1 FR7415107A FR7415107A FR2228076A1 FR 2228076 A1 FR2228076 A1 FR 2228076A1 FR 7415107 A FR7415107 A FR 7415107A FR 7415107 A FR7415107 A FR 7415107A FR 2228076 A1 FR2228076 A1 FR 2228076A1
- Authority
- FR
- France
- Prior art keywords
- ionising radiation
- high energy
- solns
- prodn
- acryl
- 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
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
- 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
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F2/00—Demodulating light; Transferring the modulation of modulated light; Frequency-changing of light
- G02F2/002—Demodulating light; Transferring the modulation of modulated light; Frequency-changing of light using optical mixing
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Optics & Photonics (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Paper (AREA)
- Polymerisation Methods In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US35732973A | 1973-05-04 | 1973-05-04 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2228076A1 true FR2228076A1 (en) | 1974-11-29 |
FR2228076B1 FR2228076B1 (ja) | 1979-02-16 |
Family
ID=23405143
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7415107A Granted FR2228076A1 (en) | 1973-05-04 | 1974-04-30 | Water-soluble high-mol. linear poly-acryl-amide and prodn. - in aq. solns. using high energy ionising radiation |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS5014790A (ja) |
CA (1) | CA1025596A (ja) |
DE (1) | DE2421020C3 (ja) |
FR (1) | FR2228076A1 (ja) |
GB (1) | GB1437281A (ja) |
IT (1) | IT1004273B (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2348227A1 (fr) * | 1976-04-14 | 1977-11-10 | Rhone Poulenc Ind | Perfectionnement aux procedes de preparation de polymeres acryliques hydrosolubles par photopolymerisation |
US4599390A (en) * | 1983-03-11 | 1986-07-08 | Union Carbide Corporation | High molecular weight water-soluble polymers and flocculation method using same |
JPS59223710A (ja) * | 1983-06-01 | 1984-12-15 | Sanyo Chem Ind Ltd | 原油増産用添加剤 |
US4704198A (en) * | 1984-04-27 | 1987-11-03 | E. I. Du Pont De Nemours And Company | Porosity gradient electrophoresis gel |
US5185385A (en) * | 1987-01-13 | 1993-02-09 | Texaco Chemical Company | Polymerization process |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1645065B2 (de) * | 1966-02-22 | 1973-11-29 | Nautschno-Issledowatelskij Fisikochimitschesky Institut Imeni S.J. Karpowa, Moskau | Verfahren zur Herstellung von hoch molekularen, wasserlöslichen Polyacrylami den |
GB1279108A (en) * | 1968-12-06 | 1972-06-28 | Atlas Chem Ind | Water-soluble nitrogen-containing vinyl polymers of high molecular weight |
-
1974
- 1974-04-17 GB GB1676074A patent/GB1437281A/en not_active Expired
- 1974-04-18 CA CA197,899A patent/CA1025596A/en not_active Expired
- 1974-04-23 IT IT50569/74A patent/IT1004273B/it active
- 1974-04-30 FR FR7415107A patent/FR2228076A1/fr active Granted
- 1974-04-30 JP JP49048635A patent/JPS5014790A/ja active Pending
- 1974-04-30 DE DE2421020A patent/DE2421020C3/de not_active Expired
Non-Patent Citations (1)
Title |
---|
NEANT * |
Also Published As
Publication number | Publication date |
---|---|
CA1025596A (en) | 1978-01-31 |
IT1004273B (it) | 1976-07-10 |
FR2228076B1 (ja) | 1979-02-16 |
DE2421020B2 (de) | 1979-10-31 |
GB1437281A (en) | 1976-05-26 |
JPS5014790A (ja) | 1975-02-17 |
DE2421020A1 (de) | 1974-11-21 |
DE2421020C3 (de) | 1983-11-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |