BE612785A - Perfectionnements à la cristallisation continue de l'acide adipique de ses solutions - Google Patents

Perfectionnements à la cristallisation continue de l'acide adipique de ses solutions

Info

Publication number: BE612785A
Authority: BE; Belgium
Prior art keywords: solutions; adipic acid; continuous crystallization; crystallization; continuous
Prior art date: 1961-01-18

Application number

BE612785A

Other languages

English (en)

Inventor

Mitchell Raynes

Original Assignee

Chemstrand 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.)

1961-01-18

Filing date

1962-01-18

Publication date

1962-07-18

1962-01-18 Application filed by Chemstrand Corp filed Critical Chemstrand Corp

1962-07-18 Publication of BE612785A publication Critical patent/BE612785A/fr

Links

WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 title 2
235000011037 adipic acid Nutrition 0.000 title 1
239000001361 adipic acid Substances 0.000 title 1
238000002425 crystallisation Methods 0.000 title 1
230000008025 crystallization Effects 0.000 title 1

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)

BE612785A 1961-01-18 1962-01-18 Perfectionnements à la cristallisation continue de l'acide adipique de ses solutions BE612785A (fr)

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
BE612785A true BE612785A (fr)	1962-07-18

Family

ID=22178348

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE612785A BE612785A (fr)	1961-01-18	1962-01-18	Perfectionnements à la cristallisation continue de l'acide adipique de ses solutions

Country Status (7)

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

Families Citing this family (11)

* 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
US3365493A (en) *	1964-09-29	1968-01-23	Dow Chemical Co	Manufacture of monochloroacetic acid
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 (fr) *	1999-07-23	2002-04-24	Chemintel (India) Private Limited	Procede de cristallisation d'acides dicarboxyliques
WO2003084631A1 (fr) *	2002-04-02	2003-10-16	E.I. Du Pont De Nemours And Company	Appareil et procede utilises dans la croissance de cristaux

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

0
- NL NL273696D patent/NL273696A/xx unknown
1957
- 1957-11-08 CH CH52462A patent/CH423747A/fr unknown
1961
- 1961-01-18 US US83440A patent/US3102908A/en not_active Expired - Lifetime
1962
- 1962-01-10 GB GB973/62A patent/GB934014A/en not_active Expired
- 1962-01-16 DE DE19621443554 patent/DE1443554A1/de active Pending
- 1962-01-17 DK DK21462AA patent/DK109712C/da active
- 1962-01-18 BE BE612785A patent/BE612785A/fr unknown

Also Published As

Publication number	Publication date
CH423747A (fr)	1966-11-15
GB934014A (en)	1963-08-14
NL273696A (fr)
US3102908A (en)	1963-09-03
DK109712C (da)	1968-06-17
DE1443554A1 (de)	1968-10-17

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