GB934014A - Crystallization of adipic acid in the presence of polyorgano siloxane - Google Patents

Crystallization of adipic acid in the presence of polyorgano siloxane

Info

Publication number
GB934014A
GB934014A GB973/62A GB97362A GB934014A GB 934014 A GB934014 A GB 934014A GB 973/62 A GB973/62 A GB 973/62A GB 97362 A GB97362 A GB 97362A GB 934014 A GB934014 A GB 934014A
Authority
GB
United Kingdom
Prior art keywords
adipic acid
polyorgano siloxane
crystallization
crystallizer
crystals
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.)
Expired
Application number
GB973/62A
Other languages
English (en)
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.)
Monsanto Chemicals Ltd
Monsanto Chemical Co
Original Assignee
Monsanto Chemicals Ltd
Monsanto 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 Monsanto Chemicals Ltd, Monsanto Chemical Co filed Critical Monsanto Chemicals Ltd
Publication of GB934014A publication Critical patent/GB934014A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0018—Evaporation of components of the mixture to be separated
    • B01D9/0022—Evaporation of components of the mixture to be separated by reducing pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0036—Crystallisation on to a bed of product crystals; Seeding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/005—Selection of auxiliary, e.g. for control of crystallisation nuclei, of crystal growth, of adherence to walls; Arrangements for introduction thereof
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB973/62A 1961-01-18 1962-01-10 Crystallization of adipic acid in the presence of polyorgano siloxane Expired GB934014A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US83440A US3102908A (en) 1961-01-18 1961-01-18 Crystallization of adipic acid in the presence of polyorgano siloxane

Publications (1)

Publication Number Publication Date
GB934014A true GB934014A (en) 1963-08-14

Family

ID=22178348

Family Applications (1)

Application Number Title Priority Date Filing Date
GB973/62A Expired GB934014A (en) 1961-01-18 1962-01-10 Crystallization of adipic acid in the presence of polyorgano siloxane

Country Status (7)

Country Link
US (1) US3102908A (https=)
BE (1) BE612785A (https=)
CH (1) CH423747A (https=)
DE (1) DE1443554A1 (https=)
DK (1) DK109712C (https=)
GB (1) GB934014A (https=)
NL (1) NL273696A (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3365493A (en) * 1964-09-29 1968-01-23 Dow Chemical Co Manufacture of monochloroacetic acid

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3344616A (en) * 1963-08-23 1967-10-03 Owen Margaret Louise Desalinization
US3476804A (en) * 1966-06-14 1969-11-04 Vickers Zimmer Ag Method for the production of adipic acid and recovery of nitric acid components
US3476805A (en) * 1966-06-14 1969-11-04 Vickers Zimmer Ag Adipic acid recovery from nitric acid oxidation
US3486848A (en) * 1966-08-05 1969-12-30 Cosmodyne Inc Refrigerated crystallizer system
US3487652A (en) * 1966-08-22 1970-01-06 Phillips Petroleum Co Crystal separation and purification
DE1915298A1 (de) * 1969-03-26 1970-11-26 Metallgesellschaft Ag Verfahren zur Trennung von Fettsaeure-,Fettalkohol-und/oder Fettsaeureestergemischen
US4341746A (en) * 1981-06-01 1982-07-27 Exxon Research & Engineering Co. Removal of degradation product from gas treating solution
DE19705329A1 (de) * 1997-02-12 1998-08-13 Basf Ag Dicarbonsäurekristallisate
EP1198444A1 (en) * 1999-07-23 2002-04-24 Chemintel (India) Private Limited Process for crystallization of dicarboxylic acids
US7122083B2 (en) * 2002-04-02 2006-10-17 E. I. Du Pont De Nemours And Company Apparatus and process used in growing crystals

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2990419A (en) * 1961-06-27 Certificate of correction
US2813122A (en) * 1953-08-27 1957-11-12 Du Pont Adipic acid crystallization

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3365493A (en) * 1964-09-29 1968-01-23 Dow Chemical Co Manufacture of monochloroacetic acid

Also Published As

Publication number Publication date
CH423747A (fr) 1966-11-15
DE1443554A1 (de) 1968-10-17
NL273696A (https=)
BE612785A (fr) 1962-07-18
DK109712C (da) 1968-06-17
US3102908A (en) 1963-09-03

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