BR7504735A - Processo para preparar emulsoes bombeaveis de poliacrilamidas anionicas de alto peso molecular - Google Patents
Processo para preparar emulsoes bombeaveis de poliacrilamidas anionicas de alto peso molecularInfo
- Publication number
- BR7504735A BR7504735A BR7504735*A BR7504735A BR7504735A BR 7504735 A BR7504735 A BR 7504735A BR 7504735 A BR7504735 A BR 7504735A BR 7504735 A BR7504735 A BR 7504735A
- Authority
- BR
- Brazil
- Prior art keywords
- polyacrylamid
- molecular weight
- high molecular
- prepare high
- weight anionic
- Prior art date
Links
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/33—Synthetic macromolecular compounds
- D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/41—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups
- D21H17/42—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups anionic
- D21H17/43—Carboxyl groups or derivatives 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
- C08F120/00—Homopolymers 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
- C08F120/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F120/52—Amides or imides
- C08F120/54—Amides, e.g. N,N-dimethylacrylamide or N-isopropylacrylamide
- C08F120/56—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
- C08F8/00—Chemical modification by after-treatment
- C08F8/44—Preparation of metal salts or ammonium salts
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/33—Synthetic macromolecular compounds
- D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/37—Polymers of unsaturated acids or derivatives thereof, e.g. polyacrylates
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (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)
- Compositions Of Macromolecular Compounds (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Polymerisation Methods In General (AREA)
- Colloid Chemistry (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US49536374A | 1974-08-07 | 1974-08-07 | |
| US58012275A | 1975-05-22 | 1975-05-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR7504735A true BR7504735A (pt) | 1976-08-03 |
Family
ID=27051737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR7504735*A BR7504735A (pt) | 1974-08-07 | 1975-07-24 | Processo para preparar emulsoes bombeaveis de poliacrilamidas anionicas de alto peso molecular |
Country Status (10)
| Country | Link |
|---|---|
| JP (1) | JPS5141090A (fi) |
| AU (1) | AU8257875A (fi) |
| BR (1) | BR7504735A (fi) |
| DE (1) | DE2535350A1 (fi) |
| FI (1) | FI751965A (fi) |
| FR (1) | FR2281387A1 (fi) |
| IT (1) | IT1040948B (fi) |
| NL (1) | NL7509424A (fi) |
| SE (1) | SE7508881L (fi) |
| ZM (1) | ZM9175A1 (fi) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4151140A (en) * | 1977-11-02 | 1979-04-24 | The Dow Chemical Company | Process for hydrolyzing water-soluble carboxamide polymers |
| JPS6025045B2 (ja) * | 1980-03-19 | 1985-06-15 | 製鉄化学工業株式会社 | 塩水吸収能のすぐれたアクリル酸重合体の製造方法 |
| JPS56147630A (en) * | 1980-04-15 | 1981-11-16 | Seitetsu Kagaku Co Ltd | Water absorptivity imparting method |
| JPS59501590A (ja) * | 1982-08-27 | 1984-09-06 | マラソン・オイル・カンパニ− | ポリマ−水溶液の連続的な製造のための装置及び方法 |
| JPS61120802A (ja) * | 1984-11-16 | 1986-06-07 | Agency Of Ind Science & Technol | 異相分散反応方法 |
| US5286806C1 (en) * | 1993-05-14 | 2001-01-30 | Cytec Tech Corp | Methods of making and using high molecular weight acrylamide polymers |
| US5571862A (en) | 1994-11-28 | 1996-11-05 | Cytec Technology Corp. | Stabilized polyacrylamide emulsions and methods of making same |
| US5891254A (en) * | 1997-06-13 | 1999-04-06 | Cytec Technology Corporation | Method for purifying sugar solutions using polyacrylamides |
| CN105777961B (zh) * | 2016-03-02 | 2017-12-15 | 中国海洋石油总公司 | 一种反相微乳液聚合同步水解制备部分水解聚丙烯酰胺的方法 |
| JP6969629B2 (ja) | 2020-04-09 | 2021-11-24 | 栗田工業株式会社 | 鉱物原料の改質方法 |
-
1975
- 1975-06-30 AU AU82578/75A patent/AU8257875A/en not_active Expired
- 1975-07-04 FI FI751965A patent/FI751965A/fi not_active Application Discontinuation
- 1975-07-14 ZM ZM91/95*TA patent/ZM9175A1/xx unknown
- 1975-07-15 IT IT50530/75A patent/IT1040948B/it active
- 1975-07-24 BR BR7504735*A patent/BR7504735A/pt unknown
- 1975-08-06 FR FR7524552A patent/FR2281387A1/fr active Granted
- 1975-08-06 JP JP50095097A patent/JPS5141090A/ja active Pending
- 1975-08-06 SE SE7508881A patent/SE7508881L/xx unknown
- 1975-08-07 DE DE19752535350 patent/DE2535350A1/de active Pending
- 1975-08-07 NL NL7509424A patent/NL7509424A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ZM9175A1 (en) | 1976-03-22 |
| FI751965A (fi) | 1976-02-08 |
| AU8257875A (en) | 1977-01-06 |
| SE7508881L (sv) | 1976-02-09 |
| IT1040948B (it) | 1979-12-20 |
| DE2535350A1 (de) | 1976-02-19 |
| FR2281387B3 (fi) | 1978-03-24 |
| FR2281387A1 (fr) | 1976-03-05 |
| NL7509424A (nl) | 1976-02-10 |
| JPS5141090A (fi) | 1976-04-06 |
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