Citric Acid → Citric Acid

HRID 991370

Reaktionsgleichung

Reaktionsgleichung von HRID 991370
[C:1]([OH:13])(=[O:12])[CH2:2][C:3]([CH2:8][C:9]([OH:11])=[O:10])([C:5]([OH:7])=[O:6])[OH:4].O.[C:15]([O-:27])(=[O:26])[CH2:16][C:17]([CH2:22][C:23]([O-:25])=[O:24])([C:19]([O-:21])=[O:20])[OH:18].[K+:28].[K+].[K+]>O>[C:1]([O-:13])(=[O:12])[CH2:2][C:3]([CH2:8][C:9]([O-:11])=[O:10])([C:5]([O-:7])=[O:6])[OH:4].[K+:28].[K+:28].[K+:28].[C:15]([OH:27])(=[O:26])[CH2:16][C:17]([CH2:22][C:23]([OH:25])=[O:24])([C:19]([OH:21])=[O:20])[OH:18]

Komponenten

5

Edukt 2

HCID 311Citric AcidHCID 2735208Potassium Citrate

Produkt 2

HCID 311Citric AcidHCID 13344Tripotassium citrate

Reagenzien, Katalysatoren, Lösungsmittel 1

HCID 962WaterLösungsmittel

Versuchsvorschrift

In one embodiment, the pre-polish cleaner is formed from citric acid and potassium citrate, and has a pH in the lower end of the above-described range; more particularly it has a pH in the range of 2.5 to 4. In one illustrative embodiment, the pre-polish cleaner is formed by combining, with water, 40 g/l of anhydrous citric acid and 40 g/l of potassium citrate monohydrate. In other embodiments of the present invention, the cleaning solution is formed from a combination of citric acid and potassium citrate wherein the amount of citric acid is in the range of 0 to 40 g/l and the amount of potassium citrate is in the range of 0 to 40 g/l, and wherein the total number of g/l is greater than 0.

Aufarbeitung

  1. customIn one illustrative embodiment, the pre-polish cleaner is formed

Quellen und Nachweise

ORD-Eintrag
ord-0bd75b8cebd648c3a11a949824d235bf
Quelldatensatz
uspto-grants-2002_10
Patentnummer
US06464568B2

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