BE428843A - - Google Patents
Info
- Publication number
- BE428843A BE428843A BE428843DA BE428843A BE 428843 A BE428843 A BE 428843A BE 428843D A BE428843D A BE 428843DA BE 428843 A BE428843 A BE 428843A
- Authority
- BE
- Belgium
Links
Classifications
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G8/00—Condensation polymers of aldehydes or ketones with phenols only
- C08G8/28—Chemically modified polycondensates
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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
- B01J39/19—Macromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds
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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
- B01J47/00—Ion-exchange processes in general; Apparatus therefor
- B01J47/016—Modification or after-treatment of ion-exchangers
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Phenolic Resins Or Amino Resins (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2195196X | 1937-07-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE428843A true BE428843A (en:Method) | 1900-01-01 |
Family
ID=7989541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE428843D BE428843A (en:Method) | 1937-07-21 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US2195196A (en:Method) |
| BE (1) | BE428843A (en:Method) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2508602A (en) * | 1943-09-09 | 1950-05-23 | Sunshine Mining Company | Porous filter powder |
| US2460516A (en) * | 1943-10-20 | 1949-02-01 | Ohio Commw Eng Co | Ion-exchange resin |
| US2466675A (en) * | 1945-04-02 | 1949-04-12 | Dow Chemical Co | Production of sulfonated resin ion exchange agents in stable granular form |
| BE496550A (en:Method) * | 1949-07-09 | |||
| US2621164A (en) * | 1950-12-12 | 1952-12-09 | American Cyanamid Co | Preparation of sulfonated phenolic resins |
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0
- BE BE428843D patent/BE428843A/xx unknown
-
1938
- 1938-07-07 US US218015A patent/US2195196A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2195196A (en) | 1940-03-26 |