NL168486C - 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
NL168486C
NL168486C NLAANVRAGE6807512,A NL6807512A NL168486C NL 168486 C NL168486 C NL 168486C NL 6807512 A NL6807512 A NL 6807512A NL 168486 C NL168486 C NL 168486C
Authority
NL
Netherlands
Prior art keywords
preparing
condensing
catalys
bisphenols
bisphenol
Prior art date
Application number
NLAANVRAGE6807512,A
Other languages
Dutch (nl)
Other versions
NL168486B (en
NL6807512A (en
Original Assignee
Dow Chemical Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dow Chemical Co filed Critical Dow Chemical Co
Priority to NLAANVRAGE6807512,A priority Critical patent/NL168486C/en
Priority to FR153465A priority patent/FR1575847A/fr
Publication of NL6807512A publication Critical patent/NL6807512A/xx
Publication of NL168486B publication Critical patent/NL168486B/en
Application granted granted Critical
Publication of NL168486C publication Critical patent/NL168486C/en

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)
NLAANVRAGE6807512,A 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. NL168486C (en)

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 NL168486B (en) 1981-11-16
NL168486C true 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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
NL168486B (en) 1981-11-16
FR1575847A (en) 1969-07-25
NL6807512A (en) 1969-12-02

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