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2 027 748

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C1

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IPC

(21) (22)

Application

4714068/04, 1989-07-03

(22)

Actual filing date

1989-07-03

(45)

Published

1995-01-27

(72)

Inventor

Bordunov V.V.Fedjunin V.A.Karmadonov L.N.

(73)

Holder

Institut Khimii Nefti So Ran

PROCESS FOR REGENERATION OF SPENT POLYFLUORINATED ALCOHOL BASED DETERGENT Russian patent published in 1995 - IPC

Abstract RU 2027748 C1

FIELD: production of detergants. SUBSTANCE: the spent polyfluorinated alcohol based detergent is treated with an air current in the presence of copper or iron at a temperature of 90 C to the boiling point of the solution followed by distillation containing 3% spindle oil has a small rasidual amount of said oil (0.771 as against 1.36%). EFFECT: lower content of impurities in the detergent.

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RU 2 027 748 C1

Authors

Bordunov V.V.

Fedjunin V.A.

Karmadonov L.N.

Dates

1995-01-27—Published

1989-07-03—Filed

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