EP0860496A3 - Composition nettoyante pour argent - Google Patents

Composition nettoyante pour argent Download PDF

Info

Publication number: EP0860496A3
Authority: EP; European Patent Office
Prior art keywords: silver; cleaning composition; bleaching agent; reductive bleaching; composition
Prior art date: 1997-02-20
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.): Granted

Application number

EP98102753A

Other languages

German (de)

English (en)

Other versions

EP0860496B1 (fr

EP0860496A2 (fr

Inventor

Uwe Dr. Gibbels

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.)

Brauns Heitmann GmbH and Co KG

Original Assignee

Brauns Heitmann GmbH and Co KG

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.)

1997-02-20

Filing date

1998-02-18

Publication date

1998-12-30

1997-02-20 Priority claimed from DE29703010U external-priority patent/DE29703010U1/de

1998-02-18 Application filed by Brauns Heitmann GmbH and Co KG filed Critical Brauns Heitmann GmbH and Co KG

1998-08-26 Publication of EP0860496A2 publication Critical patent/EP0860496A2/fr

1998-12-30 Publication of EP0860496A3 publication Critical patent/EP0860496A3/fr

2002-05-22 Application granted granted Critical

2002-05-22 Publication of EP0860496B1 publication Critical patent/EP0860496B1/fr

2018-02-18 Anticipated expiration legal-status Critical

Status Expired - Lifetime 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
- C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
- C11D7/02—Inorganic compounds
- C11D7/04—Water-soluble compounds
- C11D7/06—Hydroxides
- 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
- C11D3/0005—Other compounding ingredients characterised by their effect
- C11D3/0042—Reducing agents
- 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
- C11D7/04—Water-soluble compounds
- C11D7/10—Salts
- C11D7/12—Carbonates bicarbonates
- 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
- C11D7/22—Organic compounds
- C11D7/34—Organic compounds containing sulfur

Landscapes

Chemical & Material Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Engineering & Computer Science (AREA)
Chemical Kinetics & Catalysis (AREA)
Oil, Petroleum & Natural Gas (AREA)
Wood Science & Technology (AREA)
Organic Chemistry (AREA)
Inorganic Chemistry (AREA)
Detergent Compositions (AREA)

EP98102753A 1997-02-20 1998-02-18 Composition nettoyante pour argent Expired - Lifetime EP0860496B1 (fr)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
DE29703010U DE29703010U1 (de)	1997-02-20	1997-02-20	Silberbad
DE29703010U		1997-02-20
DE19752375		1997-11-26
DE19752375A DE19752375A1 (de)	1997-02-20	1997-11-26	Silberbad

Publications (3)

Publication Number	Publication Date
EP0860496A2 EP0860496A2 (fr)	1998-08-26
EP0860496A3 true EP0860496A3 (fr)	1998-12-30
EP0860496B1 EP0860496B1 (fr)	2002-05-22

Family

ID=26041923

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP98102753A Expired - Lifetime EP0860496B1 (fr)	1997-02-20	1998-02-18	Composition nettoyante pour argent

Country Status (2)

Country	Link
EP (1)	EP0860496B1 (fr)
AT (1)	ATE217901T1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE19946844A1 (de) *	1999-09-30	2001-04-05	Henkel Kgaa	Maschinelles Silberreinigungsmittel

Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB528683A (en) *	1939-04-04	1940-11-05	Percival Donald Liddiard	Improvements in or relating to the washing of tins
CH353596A (fr) *	1959-10-02	1961-04-15	Gay Balmaz Maurice	Procédé de nettoyage de pièces d'argenterie et machine pour la mise en oeuvre de ce procédé
US3707507A (en) *	1971-01-18	1972-12-26	Phillips Petroleum Co	Mercaptonitriles for the removal of tarnish on metals
JPH04214884A (ja) *	1990-06-11	1992-08-05	Denka Seiyaku Kk	貴金属及び宝飾品の洗浄剤
WO1993002226A1 (fr) *	1991-07-17	1993-02-04	Church & Dwight Company, Inc.	Compositions aqueuses de nettoyage de circuits electroniques et methode d'utilisation

1998
- 1998-02-18 EP EP98102753A patent/EP0860496B1/fr not_active Expired - Lifetime
- 1998-02-18 AT AT98102753T patent/ATE217901T1/de not_active IP Right Cessation

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB528683A (en) *	1939-04-04	1940-11-05	Percival Donald Liddiard	Improvements in or relating to the washing of tins
CH353596A (fr) *	1959-10-02	1961-04-15	Gay Balmaz Maurice	Procédé de nettoyage de pièces d'argenterie et machine pour la mise en oeuvre de ce procédé
US3707507A (en) *	1971-01-18	1972-12-26	Phillips Petroleum Co	Mercaptonitriles for the removal of tarnish on metals
JPH04214884A (ja) *	1990-06-11	1992-08-05	Denka Seiyaku Kk	貴金属及び宝飾品の洗浄剤
WO1993002226A1 (fr) *	1991-07-17	1993-02-04	Church & Dwight Company, Inc.	Compositions aqueuses de nettoyage de circuits electroniques et methode d'utilisation

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
DATABASE CHEMICAL ABSTRACTS American Chemical Society, Columbus, Ohio; 1979, MACLEOD, IAN D. ; NORTH, NEIL A.: "Conservation of corroded silver", XP002078900 *
DATABASE WPI Week 9238, Derwent World Patents Index; AN 92-311212, XP002079171 *
STUD. CONSERV., vol. 24, no. 4, 1979, pages 165 - 170 *

Also Published As

Publication number	Publication date
EP0860496B1 (fr)	2002-05-22
EP0860496A2 (fr)	1998-08-26
ATE217901T1 (de)	2002-06-15

Legal Events

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