ATE205247T1 - Verfahren zur herstellung von körnigen alkalinitrilotriacetat - Google Patents

Verfahren zur herstellung von körnigen alkalinitrilotriacetat

Info

Publication number
ATE205247T1
ATE205247T1 AT95904154T AT95904154T ATE205247T1 AT E205247 T1 ATE205247 T1 AT E205247T1 AT 95904154 T AT95904154 T AT 95904154T AT 95904154 T AT95904154 T AT 95904154T AT E205247 T1 ATE205247 T1 AT E205247T1
Authority
AT
Austria
Prior art keywords
pct
alkali metal
absorptivity
range
granules
Prior art date
Application number
AT95904154T
Other languages
English (en)
Inventor
Sheldon Philip Verrett
Original Assignee
Solutia Inc
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 Solutia Inc filed Critical Solutia Inc
Application granted granted Critical
Publication of ATE205247T1 publication Critical patent/ATE205247T1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D17/00—Detergent materials or soaps characterised by their shape or physical properties
    • C11D17/06—Powder; Flakes; Free-flowing mixtures; Sheets
    • C11D17/065—High-density particulate detergent compositions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/02—Inorganic compounds ; Elemental compounds
    • C11D3/04—Water-soluble compounds
    • C11D3/08—Silicates
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/26—Organic compounds containing nitrogen
    • C11D3/33—Amino carboxylic acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Wood Science & Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Detergent Compositions (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
  • Fertilizers (AREA)
AT95904154T 1993-12-03 1994-12-01 Verfahren zur herstellung von körnigen alkalinitrilotriacetat ATE205247T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US16268593A 1993-12-03 1993-12-03
PCT/US1994/013651 WO1995015369A1 (en) 1993-12-03 1994-12-01 Process for producing granular alkali metal nitrilotriacetate

Publications (1)

Publication Number Publication Date
ATE205247T1 true ATE205247T1 (de) 2001-09-15

Family

ID=22586704

Family Applications (2)

Application Number Title Priority Date Filing Date
AT95904155T ATE207526T1 (de) 1993-12-03 1994-12-01 Körniges alkalinitriloacetat
AT95904154T ATE205247T1 (de) 1993-12-03 1994-12-01 Verfahren zur herstellung von körnigen alkalinitrilotriacetat

Family Applications Before (1)

Application Number Title Priority Date Filing Date
AT95904155T ATE207526T1 (de) 1993-12-03 1994-12-01 Körniges alkalinitriloacetat

Country Status (6)

Country Link
US (2) US5861531A (de)
EP (2) EP0731833B1 (de)
AT (2) ATE207526T1 (de)
CA (2) CA2177607A1 (de)
DE (2) DE69428803D1 (de)
WO (2) WO1995015370A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5861531A (en) * 1993-12-03 1999-01-19 Solutia, Inc. Process for producing granular alkali metal nitrilotriacetate
KR0151876B1 (ko) * 1994-11-30 1998-10-01 엄길용 액정표시장치용 박막 트랜지스터 및 그 제조방법
EP0880577A1 (de) * 1996-02-12 1998-12-02 Unilever N.V. Nta/edta enthaltende reinigungsmittelzusammensetzung
US6635612B1 (en) * 1999-10-01 2003-10-21 The Procter & Gamble Company Process for delivering chelant agglomerate into detergent composition for improving its storage stability, flowability and scoopability

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3591630A (en) * 1968-03-04 1971-07-06 Monsanto Co Caking-resistant granular sodium nitrilotriacetates and processes for producing the same
SE374762B (de) * 1968-03-04 1975-03-17 Monsanto Co
US3629329A (en) * 1968-03-04 1971-12-21 Monsanto Co Process for producing granular alkali metal nitrilotriacetate
US3717589A (en) * 1970-09-17 1973-02-20 Monsanto Co Sodium nitrilotriacetate and processes for producing same
JPS4910194A (de) * 1972-05-30 1974-01-29
US3901831A (en) * 1973-08-24 1975-08-26 Monsanto Co Method of making dense detergent granules
DE3111617A1 (de) * 1981-03-25 1982-10-07 Hoechst Ag, 6000 Frankfurt Verfahren zur herstellung von mischgranulaten aus kondensierten phosphaten und gerueststoffsalzen
DE3504628A1 (de) * 1985-02-11 1986-08-14 Henkel KGaA, 4000 Düsseldorf Verfahren zur herstellung eines rieselfaehigen granulats
US4810099A (en) * 1987-05-06 1989-03-07 Berwind Corporation Mixer
ATE134381T1 (de) * 1990-11-30 1996-03-15 Rhone Poulenc Chimie Gerüststoff auf basis von alkalimetallsilikaten für reinigungsmittelzusammensetzungen
US5861531A (en) * 1993-12-03 1999-01-19 Solutia, Inc. Process for producing granular alkali metal nitrilotriacetate

Also Published As

Publication number Publication date
EP0731832B1 (de) 2001-09-05
DE69428210D1 (de) 2001-10-11
ATE207526T1 (de) 2001-11-15
CA2177607A1 (en) 1995-06-08
US5744639A (en) 1998-04-28
WO1995015370A1 (en) 1995-06-08
EP0731833B1 (de) 2001-10-24
DE69428803D1 (de) 2001-11-29
EP0731832A1 (de) 1996-09-18
EP0731833A1 (de) 1996-09-18
WO1995015369A1 (en) 1995-06-08
US5861531A (en) 1999-01-19
CA2177608A1 (en) 1995-06-08

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties