BR9500727A - Copolímero de (alc)acrilamida e pelo menos um comonômero processo para a preparação do mesmo microemulsão processo para a preparação da mesma e processo de floculação de sólidos suspensos em uma dispersão aquosa - Google Patents
Copolímero de (alc)acrilamida e pelo menos um comonômero processo para a preparação do mesmo microemulsão processo para a preparação da mesma e processo de floculação de sólidos suspensos em uma dispersão aquosaInfo
- Publication number
- BR9500727A BR9500727A BR9500727A BR9500727A BR9500727A BR 9500727 A BR9500727 A BR 9500727A BR 9500727 A BR9500727 A BR 9500727A BR 9500727 A BR9500727 A BR 9500727A BR 9500727 A BR9500727 A BR 9500727A
- Authority
- BR
- Brazil
- Prior art keywords
- preparation
- alk
- acrylamide
- comonomer
- copolymer
- Prior art date
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
- 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
- C08F220/60—Amides, e.g. N,N-dimethylacrylamide or N-isopropylacrylamide containing nitrogen in addition to the carbonamido nitrogen
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
-
- 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
- C08F220/04—Acids; Metal salts or ammonium salts thereof
- C08F220/06—Acrylic acid; Methacrylic acid; Metal salts or ammonium salts 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
- 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
- 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
- C08F220/58—Amides, e.g. N,N-dimethylacrylamide or N-isopropylacrylamide containing oxygen in addition to the carbonamido oxygen, e.g. N-methylolacrylamide, N-(meth)acryloylmorpholine
- C08F220/585—Amides, e.g. N,N-dimethylacrylamide or N-isopropylacrylamide containing oxygen in addition to the carbonamido oxygen, e.g. N-methylolacrylamide, N-(meth)acryloylmorpholine and containing other heteroatoms, e.g. 2-acrylamido-2-methylpropane sulfonic acid [AMPS]
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Hydrology & Water Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Polymerisation Methods In General (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/200,796 US5650465A (en) | 1994-02-23 | 1994-02-23 | Ampholytic polymers and polymeric microemulsions |
US08/200,795 US5380444A (en) | 1994-02-23 | 1994-02-23 | Ampholytic polymers and polymeric microemulsions |
Publications (1)
Publication Number | Publication Date |
---|---|
BR9500727A true BR9500727A (pt) | 1995-10-31 |
Family
ID=26896095
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR9500727A BR9500727A (pt) | 1994-02-23 | 1995-02-22 | Copolímero de (alc)acrilamida e pelo menos um comonômero processo para a preparação do mesmo microemulsão processo para a preparação da mesma e processo de floculação de sólidos suspensos em uma dispersão aquosa |
Country Status (8)
Country | Link |
---|---|
EP (1) | EP0669349B1 (pt) |
JP (1) | JPH07258352A (pt) |
KR (1) | KR950032295A (pt) |
AT (1) | ATE152142T1 (pt) |
BR (1) | BR9500727A (pt) |
CA (1) | CA2143016A1 (pt) |
CO (1) | CO4810333A1 (pt) |
DE (1) | DE69500248T2 (pt) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7888412B2 (en) * | 2004-03-26 | 2011-02-15 | Board Of Trustees Of The University Of Alabama | Polymer dissolution and blend formation in ionic liquids |
PL2477707T3 (pl) | 2009-09-15 | 2017-10-31 | Suncor Energy Inc | Sposób osuszania drobnoziarnistych odpadów przeróbczych |
US9909070B2 (en) | 2009-09-15 | 2018-03-06 | Suncor Energy Inc. | Process for flocculating and dewatering oil sand mature fine tailings |
AU2009354586A1 (en) | 2009-10-30 | 2012-05-24 | Suncor Energy Inc. | Depositing and farming methods for drying oil sand mature fine tailings |
CN112774869B (zh) * | 2020-12-25 | 2022-09-16 | 厦门紫金矿冶技术有限公司 | 黄铁矿抑制剂及其制备和在铜铅锌多金属硫化矿中的应用 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3624813A1 (de) * | 1986-07-23 | 1988-03-10 | Stockhausen Chem Fab Gmbh | Amphotere wasserloesliche polymere, verfahren zu ihrer herstellung und ihre verwendung als dispergierhilfsmittel |
US5037881A (en) * | 1989-10-30 | 1991-08-06 | American Cyanamid Company | Emulsified mannich acrylamide polymers |
US4956399A (en) * | 1988-12-19 | 1990-09-11 | American Cyanamid Company | Emulsified mannich acrylamide polymers |
FR2693202B1 (fr) * | 1992-07-06 | 1994-12-30 | Hoechst France | Polymères amphiphiles hydrosolubles, leur procédé de préparation et leur application comme épaississant. |
-
1995
- 1995-02-20 JP JP7053705A patent/JPH07258352A/ja active Pending
- 1995-02-21 CA CA002143016A patent/CA2143016A1/en not_active Abandoned
- 1995-02-22 BR BR9500727A patent/BR9500727A/pt not_active Application Discontinuation
- 1995-02-22 KR KR1019950003448A patent/KR950032295A/ko not_active Application Discontinuation
- 1995-02-22 CO CO95006848A patent/CO4810333A1/es unknown
- 1995-02-23 EP EP95102597A patent/EP0669349B1/en not_active Expired - Lifetime
- 1995-02-23 DE DE69500248T patent/DE69500248T2/de not_active Expired - Fee Related
- 1995-02-23 AT AT95102597T patent/ATE152142T1/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE69500248T2 (de) | 1997-11-13 |
KR950032295A (ko) | 1995-12-20 |
JPH07258352A (ja) | 1995-10-09 |
CO4810333A1 (es) | 1999-06-30 |
CA2143016A1 (en) | 1995-08-24 |
ATE152142T1 (de) | 1997-05-15 |
EP0669349B1 (en) | 1997-04-23 |
EP0669349A1 (en) | 1995-08-30 |
DE69500248D1 (de) | 1997-05-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ZA865902B (en) | Inverse emulsions | |
MY111950A (en) | Aqueous dispersion polymers | |
BR9714456A (pt) | uso no mesmo | |
CA2388973A1 (en) | Manufacture of paper and paperboard | |
RU1833445C (en) | Aqueous composition for dye removal from waste paper | |
AU638325B2 (en) | Cross-linked anionic and amphoteric polymeric microparticles | |
BR9500727A (pt) | Copolímero de (alc)acrilamida e pelo menos um comonômero processo para a preparação do mesmo microemulsão processo para a preparação da mesma e processo de floculação de sólidos suspensos em uma dispersão aquosa | |
MX9803728A (es) | Agentes floculantes de polimero de alto rendimiento. | |
NO963017L (no) | Fremgangsmåter for avsverting, samt nye polymerer for anvendelse ved fremgangsmåtene | |
ES2034720T3 (es) | Procedimiento para la depuracion de las aguas por medio de un floculante polimero. | |
ATE192757T1 (de) | Herstellung von polyvinylester-dispersionen | |
AU3830999A (en) | Flocculation method for making a paper sheet | |
BR9608939A (pt) | Processo de fabricaç o de dispers es de polímeros de vinila solúveis em água e estabilizador para realizaç o do processo | |
WO1990005806A3 (de) | Deinken von altpapieren | |
DE3784558D1 (de) | Verfahren zur herstellung wasserloeslicher copolymerisate und deren verwendung als schlichtemittel. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
FB36 | Technical and formal requirements: requirement - article 36 of industrial property law | ||
FA8 | Dismissal: dismissal - article 36, par. 1 of industrial property law |