DE69016157D1 - Rückgewinnung von IDA und Glaubersalz aus Kristallisationsablaugen. - Google Patents

Rückgewinnung von IDA und Glaubersalz aus Kristallisationsablaugen.

Info

Publication number
DE69016157D1
DE69016157D1 DE69016157T DE69016157T DE69016157D1 DE 69016157 D1 DE69016157 D1 DE 69016157D1 DE 69016157 T DE69016157 T DE 69016157T DE 69016157 T DE69016157 T DE 69016157T DE 69016157 D1 DE69016157 D1 DE 69016157D1
Authority
DE
Germany
Prior art keywords
glauber
ida
recovery
salt
crystallization waste
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 - Fee Related
Application number
DE69016157T
Other languages
English (en)
Other versions
DE69016157T2 (de
Inventor
Jon C Thunberg
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.)
Hampshire Chemical Corp
Original Assignee
Hampshire Chemical 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 Hampshire Chemical Corp filed Critical Hampshire Chemical Corp
Application granted granted Critical
Publication of DE69016157D1 publication Critical patent/DE69016157D1/de
Publication of DE69016157T2 publication Critical patent/DE69016157T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D5/00—Sulfates or sulfites of sodium, potassium or alkali metals in general
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C227/00—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton
    • C07C227/38—Separation; Purification; Stabilisation; Use of additives
    • C07C227/40—Separation; Purification
    • C07C227/42—Crystallisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Paper (AREA)
DE69016157T 1989-10-11 1990-10-11 Rückgewinnung von IDA und Glaubersalz aus Kristallisationsablaugen. Expired - Fee Related DE69016157T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/419,920 US5011988A (en) 1989-10-11 1989-10-11 Recovery of IDA and Glauber's salt from waste crystal liquors
AU65943/90A AU635351B2 (en) 1989-10-11 1990-11-07 Recovery of ida and glauber's salt from waste crystal liquors

Publications (2)

Publication Number Publication Date
DE69016157D1 true DE69016157D1 (de) 1995-03-02
DE69016157T2 DE69016157T2 (de) 1995-05-18

Family

ID=25634951

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69016157T Expired - Fee Related DE69016157T2 (de) 1989-10-11 1990-10-11 Rückgewinnung von IDA und Glaubersalz aus Kristallisationsablaugen.

Country Status (8)

Country Link
US (1) US5011988A (de)
EP (1) EP0425131B1 (de)
AU (1) AU635351B2 (de)
BR (1) BR9005068A (de)
CA (1) CA2026374C (de)
DE (1) DE69016157T2 (de)
DK (1) DK0425131T3 (de)
ES (1) ES2066988T3 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4986976A (en) * 1989-04-11 1991-01-22 W. R. Grace & Co.-Conn. Recovery of glycine and glauber's salt from waste crystal liquors
US5159110A (en) * 1991-05-16 1992-10-27 W. R. Grace & Co.-Conn. Process for recovering n-methyliminodiacetic acid from sodium sulfate
US5986128A (en) * 1996-11-01 1999-11-16 Monsanto Company Use of monosodium iminodiacetic acid solutions in the preparation of N-phosphonomethyliminodiacetic acid
AU2006241162A1 (en) * 2005-04-25 2006-11-02 Monsanto Technology Llc Altering the crystal size distribution of N-(phosphonomethyl) iminodiacetic acid for improved filtration and product quality
JP5401933B2 (ja) * 2008-11-10 2014-01-29 株式会社リコー 電子写真感光体、および該電子写真感光体を用いた画像形成方法、画像形成装置、画像形成装置用プロセスカートリッジ
CN101445465B (zh) * 2008-12-25 2012-07-25 广西壮族自治区化工研究院 亚氨基二乙酸钠盐循环制备亚氨基二乙酸的方法
US20210179551A1 (en) 2014-04-18 2021-06-17 Vitaworks Ip, Llc Process for producing alkali taurinate

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3510515A (en) * 1970-03-09 1970-05-05 Chatten Drug & Chem Co Method of making glycine
US3974496A (en) * 1972-12-19 1976-08-10 Aptroot Soloway Bernard Data entry systems
US3852344A (en) * 1972-12-29 1974-12-03 Grace W R & Co Process for recovering iminodiacetic acid from sodium chloride solutions
US3808269A (en) * 1972-12-29 1974-04-30 Grace W R & Co Process for recovering iminodiacetic acid from sodium sulfate solutions
US3904585A (en) * 1974-02-14 1975-09-09 Grace W R & Co Process for recovering glycine and beta-alanine from sodium sulfate solutions
GB1472840A (en) * 1974-09-18 1977-05-11 Showa Denko Kk Method of separating and purifying glycine
IT1075138B (it) * 1976-03-29 1985-04-22 Grace W R & Co Processo per il recupero di glicina e acido iminodiacetico
US4299978A (en) * 1979-04-04 1981-11-10 Showa Denko Kabushiki Kaisha Process for separating iminodiacetic acid from aqueous glycine solution
DE3514348A1 (de) * 1985-04-20 1986-10-23 Basf Ag, 6700 Ludwigshafen Verfahren zur gewinnung von waessrigen loesungen organischer saeuren oder basen aus waessrigen loesungen ihrer salze
JPS6261592A (ja) * 1985-09-13 1987-03-18 Ajinomoto Co Inc 塩基性アミノ酸の分離方法
US4986976A (en) * 1989-04-11 1991-01-22 W. R. Grace & Co.-Conn. Recovery of glycine and glauber's salt from waste crystal liquors

Also Published As

Publication number Publication date
US5011988A (en) 1991-04-30
AU6594390A (en) 1992-06-18
BR9005068A (pt) 1991-09-17
CA2026374C (en) 2002-07-09
EP0425131A1 (de) 1991-05-02
ES2066988T3 (es) 1995-03-16
AU635351B2 (en) 1993-03-18
EP0425131B1 (de) 1995-01-18
CA2026374A1 (en) 1991-04-12
DE69016157T2 (de) 1995-05-18
DK0425131T3 (da) 1995-03-20

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee