ITUA20162646A1 - Metodo e impianto di riduzione di diossano da alcoli etossilati solfati - Google Patents

Metodo e impianto di riduzione di diossano da alcoli etossilati solfati

Info

Publication number
ITUA20162646A1
ITUA20162646A1 ITUA2016A002646A ITUA20162646A ITUA20162646A1 IT UA20162646 A1 ITUA20162646 A1 IT UA20162646A1 IT UA2016A002646 A ITUA2016A002646 A IT UA2016A002646A IT UA20162646 A ITUA20162646 A IT UA20162646A IT UA20162646 A1 ITUA20162646 A1 IT UA20162646A1
Authority
IT
Italy
Prior art keywords
dioxane
plant
reduction
ethoxylated alcohols
sulphate
Prior art date
Application number
ITUA2016A002646A
Other languages
English (en)
Inventor
Carpegna Giuseppe Di
Luigi Perani
Original Assignee
Iit S R L
Desmet Ballestra S P A In Breve Ballestra S P A
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 Iit S R L, Desmet Ballestra S P A In Breve Ballestra S P A filed Critical Iit S R L
Priority to ITUA2016A002646A priority Critical patent/ITUA20162646A1/it
Priority to PCT/IB2017/052174 priority patent/WO2017179026A1/en
Publication of ITUA20162646A1 publication Critical patent/ITUA20162646A1/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
    • C07C303/42—Separation; Purification; Stabilisation; Use of additives
    • C07C303/44—Separation; Purification
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D1/00—Evaporating
    • B01D1/14—Evaporating with heated gases or vapours or liquids in contact with the liquid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/06—Flash distillation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D5/00—Condensation of vapours; Recovering volatile solvents by condensation
    • B01D5/0057—Condensation of vapours; Recovering volatile solvents by condensation in combination with other processes
    • B01D5/006—Condensation of vapours; Recovering volatile solvents by condensation in combination with other processes with evaporation or distillation
    • 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
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/02—Anionic compounds
    • C11D1/12—Sulfonic acids or sulfuric acid esters; Salts thereof
    • C11D1/29—Sulfates of polyoxyalkylene ethers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Wood Science & Technology (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
ITUA2016A002646A 2016-04-15 2016-04-15 Metodo e impianto di riduzione di diossano da alcoli etossilati solfati ITUA20162646A1 (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
ITUA2016A002646A ITUA20162646A1 (it) 2016-04-15 2016-04-15 Metodo e impianto di riduzione di diossano da alcoli etossilati solfati
PCT/IB2017/052174 WO2017179026A1 (en) 2016-04-15 2017-04-14 Method and unit for reducing dioxane produced as a result of sulfonation of alcohol ether sulfates

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITUA2016A002646A ITUA20162646A1 (it) 2016-04-15 2016-04-15 Metodo e impianto di riduzione di diossano da alcoli etossilati solfati

Publications (1)

Publication Number Publication Date
ITUA20162646A1 true ITUA20162646A1 (it) 2017-10-15

Family

ID=56507743

Family Applications (1)

Application Number Title Priority Date Filing Date
ITUA2016A002646A ITUA20162646A1 (it) 2016-04-15 2016-04-15 Metodo e impianto di riduzione di diossano da alcoli etossilati solfati

Country Status (2)

Country Link
IT (1) ITUA20162646A1 (it)
WO (1) WO2017179026A1 (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023067074A1 (en) 2021-10-21 2023-04-27 Unilever Ip Holdings B.V. Detergent compositions
CN115430165B (zh) * 2022-09-14 2023-12-01 轻工业杭州机电设计研究院有限公司 磺化二噁烷脱除设备
CN116199606A (zh) * 2023-02-15 2023-06-02 南京为先科技有限责任公司 中和真空汽提脱二噁烷新工艺方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014058791A1 (en) * 2012-10-08 2014-04-17 The Chemithon Corporation Process for removing dioxane from a composition

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014058791A1 (en) * 2012-10-08 2014-04-17 The Chemithon Corporation Process for removing dioxane from a composition

Also Published As

Publication number Publication date
WO2017179026A1 (en) 2017-10-19

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