ITRM920805A1 - Polimeri cationici, loro preparazione e loro impiego - Google Patents
Polimeri cationici, loro preparazione e loro impiegoInfo
- Publication number
- ITRM920805A1 ITRM920805A1 IT000805A ITRM920805A ITRM920805A1 IT RM920805 A1 ITRM920805 A1 IT RM920805A1 IT 000805 A IT000805 A IT 000805A IT RM920805 A ITRM920805 A IT RM920805A IT RM920805 A1 ITRM920805 A1 IT RM920805A1
- Authority
- IT
- Italy
- Prior art keywords
- preparation
- cationic polymers
- cationic
- polymers
- 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
- D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/54—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen
-
- 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
- C08F20/60—Amides, e.g. N,N-dimethylacrylamide or N-isopropylacrylamide containing nitrogen in addition to the carbonamido nitrogen
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Paper (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB919123683A GB9123683D0 (en) | 1991-11-07 | 1991-11-07 | Improvements in or relating to organic compounds |
Publications (3)
Publication Number | Publication Date |
---|---|
ITRM920805A0 ITRM920805A0 (it) | 1992-11-05 |
ITRM920805A1 true ITRM920805A1 (it) | 1994-05-05 |
IT1263021B IT1263021B (it) | 1996-07-23 |
Family
ID=10704253
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ITRM920805A IT1263021B (it) | 1991-11-07 | 1992-11-05 | Polimeri cationici, loro preparazione e loro impiego |
Country Status (11)
Country | Link |
---|---|
EP (1) | EP0541490A1 (it) |
JP (1) | JPH07149829A (it) |
AU (1) | AU2817192A (it) |
BR (1) | BR9204334A (it) |
CA (1) | CA2082209A1 (it) |
DE (1) | DE4236327A1 (it) |
FI (1) | FI925011A (it) |
FR (1) | FR2683534A1 (it) |
GB (2) | GB9123683D0 (it) |
IT (1) | IT1263021B (it) |
ZA (1) | ZA928583B (it) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19705963A1 (de) * | 1997-02-17 | 1998-08-20 | Hoechst Ag | Vernetzte Vinylpolymere mit Gallensäure-Adsorberwirkung |
CN1089727C (zh) * | 1997-04-11 | 2002-08-28 | 广州市环境保护科学研究所 | 阳离子/两性接枝型聚丙烯酰胺絮凝剂的制备方法 |
DE19832241A1 (de) * | 1998-07-17 | 2000-01-27 | Stockhausen Chem Fab Gmbh | Verwendung von modifizierten Stärkeprodukten als Retentionsmittel bei der Papierherstellung |
KR101901627B1 (ko) * | 2012-02-22 | 2018-09-27 | 더블유.알. 그레이스 앤드 캄파니-콘. | 점토 경감용 작용기가 부여된 폴리아민 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2721960A1 (de) * | 1976-05-26 | 1977-12-08 | Sandoz Ag | Polyamidaminverbindungen, deren herstellung und verwendung |
US4049606A (en) * | 1976-07-16 | 1977-09-20 | Nalco Chemical Company | Preparation of a manniched polyacrylamide quarternaries thereof |
CA1235140A (en) * | 1982-07-06 | 1988-04-12 | Laurence G. Dammann | High charge density, cationic methacrylamide based monomers and their polymers |
CA1235141A (en) * | 1984-03-28 | 1988-04-12 | Laurence G. Dammann | High charge density, cationic methacrylamide based monomers and their polymers |
JPS63234007A (ja) * | 1987-03-23 | 1988-09-29 | Kohjin Co Ltd | 水溶性が良好なカチオン性重合体 |
DE3800199A1 (de) * | 1988-01-07 | 1989-07-20 | Sandoz Ag | Seitenkettenhaltige vinylpolymere |
-
1991
- 1991-11-07 GB GB919123683A patent/GB9123683D0/en active Pending
-
1992
- 1992-10-28 DE DE4236327A patent/DE4236327A1/de not_active Withdrawn
- 1992-11-02 FR FR9213193A patent/FR2683534A1/fr not_active Withdrawn
- 1992-11-03 EP EP92810844A patent/EP0541490A1/en not_active Withdrawn
- 1992-11-04 GB GB9223118A patent/GB2261222A/en not_active Withdrawn
- 1992-11-05 IT ITRM920805A patent/IT1263021B/it active IP Right Grant
- 1992-11-05 FI FI925011A patent/FI925011A/fi not_active Application Discontinuation
- 1992-11-05 CA CA002082209A patent/CA2082209A1/en not_active Abandoned
- 1992-11-06 BR BR929204334A patent/BR9204334A/pt not_active Application Discontinuation
- 1992-11-06 JP JP4296980A patent/JPH07149829A/ja active Pending
- 1992-11-06 AU AU28171/92A patent/AU2817192A/en not_active Abandoned
- 1992-11-06 ZA ZA928583A patent/ZA928583B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
JPH07149829A (ja) | 1995-06-13 |
GB9223118D0 (en) | 1992-12-16 |
ZA928583B (en) | 1994-05-06 |
FR2683534A1 (fr) | 1993-05-14 |
CA2082209A1 (en) | 1993-05-08 |
IT1263021B (it) | 1996-07-23 |
FI925011A0 (fi) | 1992-11-05 |
FI925011A (fi) | 1993-05-08 |
AU2817192A (en) | 1993-05-13 |
GB2261222A (en) | 1993-05-12 |
BR9204334A (pt) | 1993-06-01 |
EP0541490A1 (en) | 1993-05-12 |
DE4236327A1 (it) | 1993-05-13 |
GB9123683D0 (en) | 1992-01-02 |
ITRM920805A0 (it) | 1992-11-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted | ||
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19960927 |