NL168486B - A METHOD FOR PREPARING AN ACID CATALYST FOR CONDENSING PHENOLS AND KETONES TO BISPHENOLS, AND A METHOD FOR PREPARING A BISPHENOL BY CONDENSING A PHENOL WITH A KETONE IN THE PRESENCE OF SUCH CATALYS. - Google Patents
A METHOD FOR PREPARING AN ACID CATALYST FOR CONDENSING PHENOLS AND KETONES TO BISPHENOLS, AND A METHOD FOR PREPARING A BISPHENOL BY CONDENSING A PHENOL WITH A KETONE IN THE PRESENCE OF SUCH CATALYS.Info
- Publication number
- NL168486B NL168486B NL6807512.A NL6807512A NL168486B NL 168486 B NL168486 B NL 168486B NL 6807512 A NL6807512 A NL 6807512A NL 168486 B NL168486 B NL 168486B
- Authority
- NL
- Netherlands
- Prior art keywords
- preparing
- condensing
- catalys
- bisphenols
- bisphenol
- Prior art date
Links
Classifications
-
- 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
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
- B01J31/06—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing polymers
- B01J31/08—Ion-exchange resins
- B01J31/10—Ion-exchange resins sulfonated
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/11—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms
- C07C37/20—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms using aldehydes or ketones
-
- 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
- B01J2231/00—Catalytic reactions performed with catalysts classified in B01J31/00
- B01J2231/30—Addition reactions at carbon centres, i.e. to either C-C or C-X multiple bonds
- B01J2231/34—Other additions, e.g. Monsanto-type carbonylations, addition to 1,2-C=X or 1,2-C-X triplebonds, additions to 1,4-C=C-C=X or 1,4-C=-C-X triple bonds with X, e.g. O, S, NH/N
- B01J2231/341—1,2-additions, e.g. aldol or Knoevenagel condensations
- B01J2231/347—1,2-additions, e.g. aldol or Knoevenagel condensations via cationic intermediates, e.g. bisphenol A type processes
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NLAANVRAGE6807512,A NL168486C (en) | 1968-05-28 | 1968-05-28 | A METHOD FOR PREPARING AN ACID CATALYST FOR CONDENSING PHENOLS AND KETONES TO BISPHENOLS, AND A METHOD FOR PREPARING A BISPHENOL BY CONDENSING A PHENOL WITH A KETONE IN THE PRESENCE OF SUCH CATALYS. |
FR153465A FR1575847A (en) | 1968-05-28 | 1968-05-30 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NLAANVRAGE6807512,A NL168486C (en) | 1968-05-28 | 1968-05-28 | A METHOD FOR PREPARING AN ACID CATALYST FOR CONDENSING PHENOLS AND KETONES TO BISPHENOLS, AND A METHOD FOR PREPARING A BISPHENOL BY CONDENSING A PHENOL WITH A KETONE IN THE PRESENCE OF SUCH CATALYS. |
FR153465 | 1968-05-30 |
Publications (3)
Publication Number | Publication Date |
---|---|
NL6807512A NL6807512A (en) | 1969-12-02 |
NL168486B true NL168486B (en) | 1981-11-16 |
NL168486C NL168486C (en) | 1982-04-16 |
Family
ID=26182040
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NLAANVRAGE6807512,A NL168486C (en) | 1968-05-28 | 1968-05-28 | A METHOD FOR PREPARING AN ACID CATALYST FOR CONDENSING PHENOLS AND KETONES TO BISPHENOLS, AND A METHOD FOR PREPARING A BISPHENOL BY CONDENSING A PHENOL WITH A KETONE IN THE PRESENCE OF SUCH CATALYS. |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR1575847A (en) |
NL (1) | NL168486C (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3634341A (en) * | 1970-03-06 | 1972-01-11 | Dow Chemical Co | Ion exchange catalysts for the preparation of bisphenols |
US4239919A (en) * | 1979-06-12 | 1980-12-16 | The Dow Chemical Company | Process for obtaining bisphenols |
DE2931036A1 (en) * | 1979-07-31 | 1981-02-26 | Bayer Ag | CATALYST FOR THE PRODUCTION OF BISPHENOLS |
-
1968
- 1968-05-28 NL NLAANVRAGE6807512,A patent/NL168486C/en active
- 1968-05-30 FR FR153465A patent/FR1575847A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR1575847A (en) | 1969-07-25 |
NL6807512A (en) | 1969-12-02 |
NL168486C (en) | 1982-04-16 |
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