FR2325627A1 - Procede de decoloration d'un courant de recyclage de la liqueur-mere de la fabrication du bisphenol-a - Google Patents

Procede de decoloration d'un courant de recyclage de la liqueur-mere de la fabrication du bisphenol-a

Info

Publication number
FR2325627A1
FR2325627A1 FR7628514A FR7628514A FR2325627A1 FR 2325627 A1 FR2325627 A1 FR 2325627A1 FR 7628514 A FR7628514 A FR 7628514A FR 7628514 A FR7628514 A FR 7628514A FR 2325627 A1 FR2325627 A1 FR 2325627A1
Authority
FR
France
Prior art keywords
decoloration
bisphenol
recycling
manufacture
current
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
FR7628514A
Other languages
English (en)
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Union Carbide Corp
Original Assignee
Union Carbide Corp
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 Union Carbide Corp filed Critical Union Carbide Corp
Publication of FR2325627A1 publication Critical patent/FR2325627A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • C07C37/68—Purification; separation; Use of additives, e.g. for stabilisation
    • C07C37/70—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
    • C07C37/82—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by solid-liquid treatment; by chemisorption

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR7628514A 1975-09-23 1976-09-22 Procede de decoloration d'un courant de recyclage de la liqueur-mere de la fabrication du bisphenol-a Withdrawn FR2325627A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US61602675A 1975-09-23 1975-09-23
US69672676A 1976-06-16 1976-06-16

Publications (1)

Publication Number Publication Date
FR2325627A1 true FR2325627A1 (fr) 1977-04-22

Family

ID=27087657

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7628514A Withdrawn FR2325627A1 (fr) 1975-09-23 1976-09-22 Procede de decoloration d'un courant de recyclage de la liqueur-mere de la fabrication du bisphenol-a

Country Status (6)

Country Link
JP (1) JPS5242861A (enrdf_load_stackoverflow)
DE (1) DE2642596A1 (enrdf_load_stackoverflow)
FR (1) FR2325627A1 (enrdf_load_stackoverflow)
GB (1) GB1565667A (enrdf_load_stackoverflow)
IT (1) IT1071481B (enrdf_load_stackoverflow)
NL (1) NL7610522A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2355558A1 (fr) * 1976-06-22 1978-01-20 Union Carbide Corp Procede de regeneration d'une resine acide d'echange de cations
EP0001863A1 (en) * 1977-11-09 1979-05-16 Shell Internationale Researchmaatschappij B.V. Preparation of bisphenols

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4636393A (en) * 1984-11-28 1987-01-13 Campbell Soup Company Method of processing meat for inclusion in high acid type foods and product thereof
JPH01211544A (ja) * 1988-02-19 1989-08-24 Mitsui Toatsu Chem Inc ビスフェノールａの製造方法
US4954661A (en) * 1988-03-11 1990-09-04 Mitsui Toatsu Chemicals, Inc. Process for preparing high-purity bisphenol A
JPH0365408U (enrdf_load_stackoverflow) * 1989-10-30 1991-06-26
WO2001040156A1 (fr) * 1999-12-03 2001-06-07 Mitsui Chemicals, Inc. Bisphenol a haute qualite et procede de production correspondant
US6680270B2 (en) 2001-04-24 2004-01-20 General Electric Company Regeneration of catalysts used in the manufacture of bisphenols
US7696388B2 (en) 2008-07-09 2010-04-13 Sabic Innovative Plastics Ip B.V. Process for producing bisphenol-A
RU2627266C2 (ru) * 2012-06-28 2017-08-04 Идемицу Козан Ко., Лтд. Способ получения бисфенола
US11312822B2 (en) 2017-01-17 2022-04-26 Sabic Global Technologies B.V. Reduced color polycarbonate compositions, methods of manufacture, and articles thereof
CN112752786B (zh) 2018-12-05 2023-06-09 Sabic环球技术有限责任公司 氧化稳定性改进的聚碳酸酯组合物和其制备方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2222607A1 (de) * 1972-05-09 1973-11-22 Rheinstahl Ag Ringwalzwerk

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2355558A1 (fr) * 1976-06-22 1978-01-20 Union Carbide Corp Procede de regeneration d'une resine acide d'echange de cations
EP0001863A1 (en) * 1977-11-09 1979-05-16 Shell Internationale Researchmaatschappij B.V. Preparation of bisphenols

Also Published As

Publication number Publication date
JPS5534779B2 (enrdf_load_stackoverflow) 1980-09-09
DE2642596A1 (de) 1977-04-07
GB1565667A (en) 1980-04-23
NL7610522A (nl) 1977-03-25
IT1071481B (it) 1985-04-10
JPS5242861A (en) 1977-04-04

Similar Documents

Publication Publication Date Title
RO79844A (ro) Procedeu de fabricare a fosgenului
FR2311576A1 (fr) Procede pour la separation des isotopes
BE838332R (fr) Procede de fabrication d'un succedane d'amuse-geule
FR2325627A1 (fr) Procede de decoloration d'un courant de recyclage de la liqueur-mere de la fabrication du bisphenol-a
GB1555067A (en) Process for removal of undissolved impurities from exchange resin
FR2523567B1 (fr) Procede de fabrication de sulfate de potassium
FR2302499A1 (fr) Procede pour la fabrication de revete
FR2294740A1 (fr) Procede d'enlevement de l'anhydride sulfureux d'un courant gazeux
BE844568A (fr) Procede de productions d'agglomeres
FR2336405A1 (fr) Procede de production d'un complexe d'organomagnesium
FR2336971A1 (fr) Procede de formation de monocristaux d'halogenures alcalins
RO66216A (ro) Procedeu pentru producerea energiei
NO771384L (no) Fremgangsm}te for rensning av metanol fraskilt fra kondensater fra sulfatcellulose-prosess
BE869901A (fr) Procede de production de composes aromatiques de purete elevee
BE864135A (fr) Procede pour la fabrication de peradices
BE856615A (fr) Procede de production de colorants oxazeniques
BE837945A (fr) Procede de production d'un acide phtalique non noirci a partir du totualdehyde correspondant
BE844031A (fr) Procede de production d'elastomeres clairs de polychloroprene
BE846299A (fr) Procede pour la fabrication de coke metallurgique
FR2317267A1 (fr) Procede de production d'une anthraquinone substituee par un 2-alcoyle tertiaire
FR2331360A1 (fr) Procede de production d'un compose extincteur
BE838499A (fr) Procede de fabrication de composes antitranspirants
FR2334657A1 (fr) Procede de production de composes anthraquinoniques
FR2324350A1 (fr) Procede pour la separation d'isotopes
BE854015A (fr) Procede de production de l'hexachlorocyclobutene

Legal Events

Date Code Title Description
ST Notification of lapse