SU839307A1 - COMPOSITION FOR THE PASSIVATION OF THE METAL SURFACE - Google Patents

COMPOSITION FOR THE PASSIVATION OF THE METAL SURFACE

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Publication number
SU839307A1
SU839307A1 SU2819512/02A SU2819512A SU839307A1 SU 839307 A1 SU839307 A1 SU 839307A1 SU 2819512/02 A SU2819512/02 A SU 2819512/02A SU 2819512 A SU2819512 A SU 2819512A SU 839307 A1 SU839307 A1 SU 839307A1
Authority
SU
USSR - Soviet Union
Prior art keywords
passivation
hydrocarbon
composition
composition according
aromatic
Prior art date
Application number
SU2819512/02A
Other languages
Russian (ru)
Inventor
В.А. Беляев
Г.И. Каракулева
Т.В. Бережная
А.Н. Бушин
С.Ю. Павлов
В.А. Горшков
Б.А. Сараев
Б.К. Басов
В.А. Котов
В.В. Куликов
О.А. Климова
Original Assignee
В.А. Беляев
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.)
Filing date
Publication date
Application filed by В.А. Беляев filed Critical В.А. Беляев
Priority to SU2819512/02A priority Critical patent/SU839307A1/en
Application granted granted Critical
Publication of SU839307A1 publication Critical patent/SU839307A1/en

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Abstract

1. Состав для пассивации металлической поверхности, преимущественно оборудования в процессах разделения и очистки непредельных углеводородов, содержащий ароматическое аминосоединение и растворитель, отличающийся тем, что, с целью упрощения процесса пассивации, в качестве растворителя он содержит ациклический углеводород или его смесь с ароматическим углеводородом при следующем соотношении компонентов, мас.%:Ароматическое аминосоединение - 0,1 - 2,0Ациклический углеводород или его смесь с ароматическим углеводородом - 98,0 - 99,92. Состав по п.1, отличающийся тем, что в качестве ароматического аминосоединения он содержит вещество, выбранное из группы, включающей N-изопропил-N'-фенил-фенилендиамин, n-фенилендиамин и дифенилгуанидин.3. Состав по п.1, отличающийся тем, что в качестве ациклического углеводорода он содержит вещество, выбранное из группы, включающей н-бутан, изопентан, изооктан, бензин и циклогексан.4. Состав по п.1, отличающийся тем, что в качестве ароматического углеводорода он содержит этилбензол.1. Composition for the passivation of a metal surface, mainly equipment in the processes of separation and purification of unsaturated hydrocarbons, containing an aromatic amino compound and a solvent, characterized in that, in order to simplify the passivation process, it contains acyclic hydrocarbon or its mixture with an aromatic hydrocarbon in the following the ratio of components, wt.%: Aromatic amino compound - 0.1 - 2.0 Acyclic hydrocarbon or its mixture with an aromatic hydrocarbon - 98.0 - 99.92. A composition according to claim 1, characterized in that, as an aromatic amino compound, it contains a substance selected from the group comprising N-isopropyl-N'-phenyl-phenylenediamine, n-phenylenediamine and diphenylguanidine. The composition according to claim 1, characterized in that as an acyclic hydrocarbon it contains a substance selected from the group including n-butane, isopentane, isooctane, gasoline and cyclohexane. The composition according to claim 1, characterized in that it contains ethylbenzene as an aromatic hydrocarbon.

SU2819512/02A 1979-08-29 1979-08-29 COMPOSITION FOR THE PASSIVATION OF THE METAL SURFACE SU839307A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU2819512/02A SU839307A1 (en) 1979-08-29 1979-08-29 COMPOSITION FOR THE PASSIVATION OF THE METAL SURFACE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU2819512/02A SU839307A1 (en) 1979-08-29 1979-08-29 COMPOSITION FOR THE PASSIVATION OF THE METAL SURFACE

Publications (1)

Publication Number Publication Date
SU839307A1 true SU839307A1 (en) 2000-08-27

Family

ID=60518225

Family Applications (1)

Application Number Title Priority Date Filing Date
SU2819512/02A SU839307A1 (en) 1979-08-29 1979-08-29 COMPOSITION FOR THE PASSIVATION OF THE METAL SURFACE

Country Status (1)

Country Link
SU (1) SU839307A1 (en)

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