NL275074A - - Google Patents
Info
- Publication number
- NL275074A NL275074A NL275074DA NL275074A NL 275074 A NL275074 A NL 275074A NL 275074D A NL275074D A NL 275074DA NL 275074 A NL275074 A NL 275074A
- Authority
- NL
- Netherlands
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
- C08F8/00—Chemical modification by after-treatment
- C08F8/34—Introducing sulfur atoms or sulfur-containing groups
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J39/00—Cation exchange; Use of material as cation exchangers; Treatment of material for improving the cation exchange properties
- B01J39/08—Use of material as cation exchangers; Treatment of material for improving the cation exchange properties
- B01J39/16—Organic material
- B01J39/18—Macromolecular compounds
- B01J39/20—Macromolecular compounds obtained by reactions only involving unsaturated carbon-to-carbon bonds
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- 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
- C08F220/42—Nitriles
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- General Chemical & Material Sciences (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP725461 | 1961-03-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL275074A true NL275074A (en) |
Family
ID=11660876
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL275074D NL275074A (en) | 1961-03-01 | ||
| NL125475D NL125475C (en) | 1961-03-01 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL125475D NL125475C (en) | 1961-03-01 |
Country Status (4)
| Country | Link |
|---|---|
| CH (1) | CH410424A (en) |
| DE (2) | DE1227431B (en) |
| GB (1) | GB997290A (en) |
| NL (2) | NL125475C (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CS182467B1 (en) * | 1975-06-05 | 1978-04-28 | Jiri Hradil | Method of preparing cationic ion exchanger |
| US6228896B1 (en) | 1995-12-21 | 2001-05-08 | Iab Ionennaustauscher Gmbh Bitterfeld | Process for the preparation of very acidic cation exchangers |
| DE19644227A1 (en) | 1996-10-24 | 1998-04-30 | Bayer Ag | Process for the production of low-exhaustion cation exchangers |
| DE10050680A1 (en) * | 2000-10-13 | 2002-04-18 | Bayer Ag | Production of cation exchange resin beads for use e.g. in water purification, involves suspension polymerisation of styrene and divinylbenzene in presence of acrylonitrile followed by sulfonation in absence of swelling agent |
| US6750259B2 (en) | 2002-07-08 | 2004-06-15 | Bayer Aktiengesellschaft | Process for preparing gel-type cation exchangers |
| KR102039575B1 (en) * | 2011-12-28 | 2019-11-01 | 다우 글로벌 테크놀로지스 엘엘씨 | Strong acid catalyst composition |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1070382B (en) * | 1959-12-03 | VEB Farbenfabrik Wolfen, Wolfen (Kr. Bitterfeld) | Process for the production of exchanger polymers | |
| US2809959A (en) * | 1957-10-15 | Preparation of high-viscosity sulfona- | ||
| NL73836C (en) * | 1942-08-11 | |||
| US2759910A (en) * | 1951-11-06 | 1956-08-21 | Distillers Co Yeast Ltd | Polymerised compositions |
| US2829128A (en) * | 1953-12-07 | 1958-04-01 | Monsanto Chemicals | Clear terpolymers |
| GB784028A (en) * | 1954-11-24 | 1957-10-02 | Dow Chemical Co | Preparation of high-viscosity sulphonation products having a viscosity stability |
| US2821522A (en) * | 1954-11-24 | 1958-01-28 | Dow Chemical Co | Preparation of water-soluble sulfonation products of polymeric ar-vinyltoluenes |
| US2813087A (en) * | 1955-04-14 | 1957-11-12 | Dow Chemical Co | Preparation of water-soluble sulfonation products from polymers of arvinyltoluene and acrylonitrile |
-
0
- NL NL275074D patent/NL275074A/xx unknown
- NL NL125475D patent/NL125475C/xx active
-
1962
- 1962-02-28 DE DEN24838A patent/DE1227431B/en active Pending
- 1962-02-28 DE DE1962N0021275 patent/DE1233143B/en active Pending
- 1962-03-01 CH CH251862A patent/CH410424A/en unknown
- 1962-03-13 GB GB968062A patent/GB997290A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB997290A (en) | 1965-07-07 |
| NL125475C (en) | |
| DE1233143B (en) | 1967-01-26 |
| DE1227431B (en) | 1966-10-27 |
| CH410424A (en) | 1966-03-31 |