DE69629216D1 - Neues reinigungsverfahren unter verwendung von kohlendioxid als lösungsmittel und anwendung von molekular vorbearbeiteten tensiden - Google Patents

Neues reinigungsverfahren unter verwendung von kohlendioxid als lösungsmittel und anwendung von molekular vorbearbeiteten tensiden

Info

Publication number
DE69629216D1
DE69629216D1 DE69629216T DE69629216T DE69629216D1 DE 69629216 D1 DE69629216 D1 DE 69629216D1 DE 69629216 T DE69629216 T DE 69629216T DE 69629216 T DE69629216 T DE 69629216T DE 69629216 D1 DE69629216 D1 DE 69629216D1
Authority
DE
Germany
Prior art keywords
carbon dioxide
surfactors
solvent
cleaning process
new cleaning
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
DE69629216T
Other languages
English (en)
Other versions
DE69629216T2 (de
Inventor
M Desimone
Timothy Romack
E Betts
B Mclain
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.)
University of North Carolina at Chapel Hill
University of North Carolina System
Original Assignee
University of North Carolina at Chapel Hill
University of North Carolina System
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 University of North Carolina at Chapel Hill, University of North Carolina System filed Critical University of North Carolina at Chapel Hill
Publication of DE69629216D1 publication Critical patent/DE69629216D1/de
Application granted granted Critical
Publication of DE69629216T2 publication Critical patent/DE69629216T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/37—Polymers
    • C11D3/3746—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C11D3/3757—(Co)polymerised carboxylic acids, -anhydrides, -esters in solid and liquid compositions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/04—Cleaning involving contact with liquid
    • B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
    • B08B3/12—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration by sonic or ultrasonic vibrations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B7/00—Cleaning by methods not provided for in a single other subclass or a single group in this subclass
    • B08B7/0021—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by liquid gases or supercritical fluids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B7/00—Cleaning by methods not provided for in a single other subclass or a single group in this subclass
    • B08B7/0064—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by temperature changes
    • B08B7/0092—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by temperature changes by cooling
    • 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
    • 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
    • C11D3/37—Polymers
    • 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
    • C11D3/43—Solvents
    • 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
    • C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
    • C11D7/02—Inorganic compounds
    • 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
    • C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
    • C11D7/50—Solvents
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
    • D06L1/00—Dry-cleaning or washing fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods
    • C11D2111/14—
    • C11D2111/20—
DE69629216T 1995-11-03 1996-11-01 Neues reinigungsverfahren unter verwendung von kohlendioxid als lösungsmittel und anwendung von molekular vorbearbeiteten tensiden Expired - Fee Related DE69629216T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US553082 1995-11-03
US08/553,082 US5783082A (en) 1995-11-03 1995-11-03 Cleaning process using carbon dioxide as a solvent and employing molecularly engineered surfactants
PCT/US1996/017338 WO1997016264A1 (en) 1995-11-03 1996-11-01 Novel cleaning process using carbon dioxide as a solvent and employing molecularly engineered surfactants

Publications (2)

Publication Number Publication Date
DE69629216D1 true DE69629216D1 (de) 2003-08-28
DE69629216T2 DE69629216T2 (de) 2004-04-15

Family

ID=24208057

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69629216T Expired - Fee Related DE69629216T2 (de) 1995-11-03 1996-11-01 Neues reinigungsverfahren unter verwendung von kohlendioxid als lösungsmittel und anwendung von molekular vorbearbeiteten tensiden

Country Status (7)

Country Link
US (4) US5783082A (de)
EP (1) EP0958068B1 (de)
JP (1) JPH11514570A (de)
AT (1) ATE245495T1 (de)
AU (1) AU7525896A (de)
DE (1) DE69629216T2 (de)
WO (1) WO1997016264A1 (de)

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ATE245495T1 (de) 2003-08-15
US6224774B1 (en) 2001-05-01
DE69629216T2 (de) 2004-04-15
EP0958068B1 (de) 2003-07-23
EP0958068A1 (de) 1999-11-24
US5783082A (en) 1998-07-21
US5866005A (en) 1999-02-02
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WO1997016264A1 (en) 1997-05-09
US5944996A (en) 1999-08-31

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