DK0425131T3 - Genvinding af IDA og glaubersalt fra krystallisationsaffaldslud - Google Patents

Genvinding af IDA og glaubersalt fra krystallisationsaffaldslud

Info

Publication number
DK0425131T3
DK0425131T3 DK90311134.2T DK90311134T DK0425131T3 DK 0425131 T3 DK0425131 T3 DK 0425131T3 DK 90311134 T DK90311134 T DK 90311134T DK 0425131 T3 DK0425131 T3 DK 0425131T3
Authority
DK
Denmark
Prior art keywords
ida
recovery
waste liquor
glauber salt
crystallization waste
Prior art date
Application number
DK90311134.2T
Other languages
English (en)
Inventor
Jon C Thunberg
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 DK0425131T3 publication Critical patent/DK0425131T3/da

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)
DK90311134.2T 1989-10-11 1990-10-11 Genvinding af IDA og glaubersalt fra krystallisationsaffaldslud DK0425131T3 (da)

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 (1)

Publication Number Publication Date
DK0425131T3 true DK0425131T3 (da) 1995-03-20

Family

ID=25634951

Family Applications (1)

Application Number Title Priority Date Filing Date
DK90311134.2T DK0425131T3 (da) 1989-10-11 1990-10-11 Genvinding af IDA og glaubersalt fra krystallisationsaffaldslud

Country Status (8)

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

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
CN101208348A (zh) * 2005-04-25 2008-06-25 孟山都技术公司 改变n-(膦酰甲基)亚氨基二乙酸的晶体尺寸分布以改进过滤和产物质量
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
US3808269A (en) * 1972-12-29 1974-04-30 Grace W R & Co Process for recovering iminodiacetic acid from sodium sulfate solutions
US3852344A (en) * 1972-12-29 1974-12-03 Grace W R & Co Process for recovering iminodiacetic acid from sodium chloride 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
EP0425131B1 (en) 1995-01-18
AU6594390A (en) 1992-06-18
CA2026374C (en) 2002-07-09
ES2066988T3 (es) 1995-03-16
EP0425131A1 (en) 1991-05-02
US5011988A (en) 1991-04-30
DE69016157T2 (de) 1995-05-18
BR9005068A (pt) 1991-09-17
CA2026374A1 (en) 1991-04-12
DE69016157D1 (de) 1995-03-02
AU635351B2 (en) 1993-03-18

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