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(19)

(11)

2 564 329

(13)

(51)

IPC

C02F5/14(2006-01-01)

C09D5/08(2006-01-01)

C09K8/54(2006-01-01)

C23F11/10(2006-01-01)

(21) (22)

Application

2014129341/05, 2014-07-16

(24)

Start date

2014-07-16

(22)

Actual filing date

2014-07-16

(45)

Published

2015-09-27

(72)

Inventor

Koltysheva Tat'Jana NikolaevnaAleshkina Irina Vasil'EvnaMonakhova Natal'Ja Vasil'EvnaKharitonova Ljubov' Ivanovna

(73)

Holder

Otkrytoe Aktsionernoe Obshchestvo Institut Po Neftepromyslovoj Khimii"

COMPOSITION FOR PREVENTING INORGANIC DEPOSITS Russian patent published in 2015 - IPC C02F5/14 C09D5/08 C09K8/54 C23F11/10

Abstract RU 2564329 C1

FIELD: chemistry.

SUBSTANCE: composition contains the following components, in wt %: oxyethylidenediphosphonic acid - 5.0-25.0, 2-phosphonobutane-1,2,4-tricarboxylic acid- 5.0-25.0, monoethanolamine or mixture of monoethanolamine and ammonium hydroxide - 5.0-20.0, methyl alcohol - 10-45, low-boiling hydrocarbon fraction from production of polycarbonates - mixture of lower alcohols - 20.0-45.0, water - the balance.

EFFECT: composition is effective for inhibiting complex composition scales and is corrosion-protective.

1 tbl, 21 ex

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RU 2 564 329 C1

Authors

Koltysheva Tat'Jana Nikolaevna

Aleshkina Irina Vasil'Evna

Monakhova Natal'Ja Vasil'Evna

Kharitonova Ljubov' Ivanovna

Dates

2015-09-27—Published

2014-07-16—Filed