EP0860496A2 - Composition nettoyante pour argent - Google Patents

Composition nettoyante pour argent Download PDF

Info

Publication number: EP0860496A2
Authority: EP; European Patent Office
Prior art keywords: silver; cleaning; alkali; sodium; reductive
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

EP0860496A3 (fr

EP0860496B1 (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

1998-08-26

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

229910052709 silver Inorganic materials 0.000 title claims abstract description 32
239000004332 silver Substances 0.000 title claims abstract description 32
239000000203 mixture Substances 0.000 title claims abstract description 11
238000004140 cleaning Methods 0.000 title description 25
BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims abstract description 34
239000003513 alkali Substances 0.000 claims abstract description 19
230000002829 reductive effect Effects 0.000 claims abstract description 13
239000007844 bleaching agent Substances 0.000 claims abstract description 12
239000012459 cleaning agent Substances 0.000 claims abstract description 10
239000000126 substance Substances 0.000 claims abstract description 5
238000009895 reductive bleaching Methods 0.000 claims abstract 2
CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 18
JVBXVOWTABLYPX-UHFFFAOYSA-L sodium dithionite Chemical compound [Na+].[Na+].[O-]S(=O)S([O-])=O JVBXVOWTABLYPX-UHFFFAOYSA-L 0.000 claims description 16
UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims description 11
229910000029 sodium carbonate Inorganic materials 0.000 claims description 9
239000003599 detergent Substances 0.000 claims description 7
229910000030 sodium bicarbonate Inorganic materials 0.000 claims description 6
235000017557 sodium bicarbonate Nutrition 0.000 claims description 6
239000003638 chemical reducing agent Substances 0.000 claims description 5
239000004606 Fillers/Extenders Substances 0.000 claims description 4
239000007864 aqueous solution Substances 0.000 claims description 4
239000012535 impurity Substances 0.000 claims 1
239000000356 contaminant Substances 0.000 abstract 1
239000000243 solution Substances 0.000 description 11
238000000034 method Methods 0.000 description 6
UMGDCJDMYOKAJW-UHFFFAOYSA-N thiourea Chemical compound NC(N)=S UMGDCJDMYOKAJW-UHFFFAOYSA-N 0.000 description 6
RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 4
238000009472 formulation Methods 0.000 description 4
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Natural products NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 3
KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
239000003086 colorant Substances 0.000 description 3
238000007654 immersion Methods 0.000 description 3
230000008569 process Effects 0.000 description 3
RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 2
-1 Sodium aluminum silicates Chemical class 0.000 description 2
FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
239000002253 acid Substances 0.000 description 2
150000007513 acids Chemical class 0.000 description 2
239000004480 active ingredient Substances 0.000 description 2
229910052782 aluminium Inorganic materials 0.000 description 2
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
239000010953 base metal Substances 0.000 description 2
239000008139 complexing agent Substances 0.000 description 2
238000011109 contamination Methods 0.000 description 2
230000009189 diving Effects 0.000 description 2
239000003792 electrolyte Substances 0.000 description 2
229910000037 hydrogen sulfide Inorganic materials 0.000 description 2
229910052760 oxygen Inorganic materials 0.000 description 2
239000001301 oxygen Substances 0.000 description 2
NDVLTYZPCACLMA-UHFFFAOYSA-N silver oxide Chemical compound [O-2].[Ag+].[Ag+] NDVLTYZPCACLMA-UHFFFAOYSA-N 0.000 description 2
238000005494 tarnishing Methods 0.000 description 2
239000001993 wax Substances 0.000 description 2
RYYXDZDBXNUPOG-UHFFFAOYSA-N 4,5,6,7-tetrahydro-1,3-benzothiazole-2,6-diamine;dihydrochloride Chemical compound Cl.Cl.C1C(N)CCC2=C1SC(N)=N2 RYYXDZDBXNUPOG-UHFFFAOYSA-N 0.000 description 1
BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 description 1
235000008733 Citrus aurantifolia Nutrition 0.000 description 1
FBPFZTCFMRRESA-FSIIMWSLSA-N D-Glucitol Natural products OC[C@H](O)[C@H](O)[C@@H](O)[C@H](O)CO FBPFZTCFMRRESA-FSIIMWSLSA-N 0.000 description 1
FBPFZTCFMRRESA-JGWLITMVSA-N D-glucitol Chemical compound OC[C@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-JGWLITMVSA-N 0.000 description 1
KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 1
229910019142 PO4 Inorganic materials 0.000 description 1
NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical class OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 1
PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
229930006000 Sucrose Natural products 0.000 description 1
CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 description 1
NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
235000011941 Tilia x europaea Nutrition 0.000 description 1
238000005299 abrasion Methods 0.000 description 1
239000003082 abrasive agent Substances 0.000 description 1
229910052946 acanthite Inorganic materials 0.000 description 1
230000009471 action Effects 0.000 description 1
239000012752 auxiliary agent Substances 0.000 description 1
230000009286 beneficial effect Effects 0.000 description 1
230000008901 benefit Effects 0.000 description 1
230000015572 biosynthetic process Effects 0.000 description 1
238000009835 boiling Methods 0.000 description 1
239000000872 buffer Substances 0.000 description 1
150000001720 carbohydrates Chemical class 0.000 description 1
235000014633 carbohydrates Nutrition 0.000 description 1
BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical class OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
150000004649 carbonic acid derivatives Chemical class 0.000 description 1
238000006243 chemical reaction Methods 0.000 description 1
150000003841 chloride salts Chemical class 0.000 description 1
238000005034 decoration Methods 0.000 description 1
230000003292 diminished effect Effects 0.000 description 1
238000002845 discoloration Methods 0.000 description 1
230000000694 effects Effects 0.000 description 1
238000005868 electrolysis reaction Methods 0.000 description 1
239000008151 electrolyte solution Substances 0.000 description 1
239000000839 emulsion Substances 0.000 description 1
239000011888 foil Substances 0.000 description 1
230000009931 harmful effect Effects 0.000 description 1
230000036541 health Effects 0.000 description 1
238000010438 heat treatment Methods 0.000 description 1
239000004571 lime Substances 0.000 description 1
159000000003 magnesium salts Chemical class 0.000 description 1
230000007246 mechanism Effects 0.000 description 1
150000007522 mineralic acids Chemical class 0.000 description 1
239000003921 oil Substances 0.000 description 1
150000007524 organic acids Chemical class 0.000 description 1
239000002304 perfume Substances 0.000 description 1
235000021317 phosphate Nutrition 0.000 description 1
150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
238000005498 polishing Methods 0.000 description 1
239000000843 powder Substances 0.000 description 1
239000002244 precipitate Substances 0.000 description 1
150000003378 silver Chemical class 0.000 description 1
229910001923 silver oxide Inorganic materials 0.000 description 1
XUARKZBEFFVFRG-UHFFFAOYSA-N silver sulfide Chemical compound [S-2].[Ag+].[Ag+] XUARKZBEFFVFRG-UHFFFAOYSA-N 0.000 description 1
229940056910 silver sulfide Drugs 0.000 description 1
239000011780 sodium chloride Substances 0.000 description 1
229910052938 sodium sulfate Inorganic materials 0.000 description 1
235000011152 sodium sulphate Nutrition 0.000 description 1
239000007787 solid Substances 0.000 description 1
239000000600 sorbitol Substances 0.000 description 1
239000005720 sucrose Substances 0.000 description 1
LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical class [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 1
125000004962 sulfoxyl group Chemical group 0.000 description 1
229910052717 sulfur Inorganic materials 0.000 description 1
239000011593 sulfur Substances 0.000 description 1
150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
230000009747 swallowing Effects 0.000 description 1
239000002562 thickening agent Substances 0.000 description 1
231100000331 toxic Toxicity 0.000 description 1
230000002588 toxic effect Effects 0.000 description 1
231100000186 toxicological potential Toxicity 0.000 description 1

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

Definitions

the invention relates to a cleaning agent for cleaning Silver surfaces in an aqueous solution in an open Container.

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 true EP0860496A2 (fr)	1998-08-26
EP0860496A3 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)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2001023507A1 (fr) *	1999-09-30	2001-04-05	Henkel Kommanditgesellschaft Auf Aktien	Produits pour le nettoyage d'articles en argent en lave-vaisselle

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2001023507A1 (fr) *	1999-09-30	2001-04-05	Henkel Kommanditgesellschaft Auf Aktien	Produits pour le nettoyage d'articles en argent en lave-vaisselle

Also Published As

Publication number	Publication date
EP0860496A3 (fr)	1998-12-30
ATE217901T1 (de)	2002-06-15
EP0860496B1 (fr)	2002-05-22

Legal Events

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DE2005507A1 (de)	1970-09-03	Mittel zur Entfernung von Metalloxiden und Kesselstein
DE10333905A1 (de)	2005-02-24	Festes Entkalkungsmittel
DE1272480B (de)	1968-07-11	Toilettenseifenstueck
DE4032123C2 (de)	1998-04-09	Reinigungsmittel für Sanitärkeramik

EP0860496A2 - Composition nettoyante pour argent - Google Patents

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