RU2008115190A - METHOD FOR PRODUCING ACID CORROSION INHIBITOR - Google Patents

METHOD FOR PRODUCING ACID CORROSION INHIBITOR Download PDF

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Publication number
RU2008115190A
RU2008115190A RU2008115190/04A RU2008115190A RU2008115190A RU 2008115190 A RU2008115190 A RU 2008115190A RU 2008115190/04 A RU2008115190/04 A RU 2008115190/04A RU 2008115190 A RU2008115190 A RU 2008115190A RU 2008115190 A RU2008115190 A RU 2008115190A
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RU
Russia
Prior art keywords
toluene
aqueous solutions
chlorine
monochlorosubstituted
formaldehyde
Prior art date
Application number
RU2008115190/04A
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Russian (ru)
Inventor
Елена Владимировна Варшавер (RU)
Елена Владимировна Варшавер
Валерий Дмитриевич Петрухин (RU)
Валерий Дмитриевич Петрухин
Наталья Ивановна Шрамко (RU)
Наталья Ивановна Шрамко
Original Assignee
Волгоградское открытое акционерное общество "Химпром" (RU)
Волгоградское открытое акционерное общество "Химпром"
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Application filed by Волгоградское открытое акционерное общество "Химпром" (RU), Волгоградское открытое акционерное общество "Химпром" filed Critical Волгоградское открытое акционерное общество "Химпром" (RU)
Priority to RU2008115190/04A priority Critical patent/RU2008115190A/en
Publication of RU2008115190A publication Critical patent/RU2008115190A/en

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Abstract

Способ получения ингибитора кислотной коррозии взаимодействием хлорпроизводных толуола с водными растворами азотсодержащих компонентов и акцепторов хлор-иона, отличающийся тем, что в качестве хлорпроизводных толуола используют хлорсмесь, полученную хлорированием промежуточной фракции - отхода производства хлористого бензила, содержащую хлористый бензил, о- и п-хлорбензил, о- и п-хлорбензальхлориды, которую обрабатывают при температуре 105-110°С водными растворами уротропина и едкого натра с концентрациями 30-35% и 20-25% и мольных соотношениях монохлорзамещенные толуола - уротропин - едкий натр 1:0,3÷0,35:3÷3,5 или водными растворами аммиака и формальдегида с концентрациями 25-30% и 35-37% при мольных соотношениях монохлорзамещенные толуола - аммиак - формальдегид 1:3,8÷4:1÷1,05.A method of producing an acid corrosion inhibitor by the interaction of chlorine derivatives of toluene with aqueous solutions of nitrogen-containing components and chlorine ion acceptors, characterized in that the chlorine mixture obtained by chlorination of an intermediate fraction, a waste product of benzyl chloride, containing benzyl chloride, o- and p-chlorobenzyl is used as chlorine derivatives of toluene , o- and p-chlorobenzene chloride, which is treated at a temperature of 105-110 ° C with aqueous solutions of urotropine and caustic soda with concentrations of 30-35% and 20-25% and the molar ratio monochlorosubstituted toluene - urotropin - caustic soda 1: 0.3 ÷ 0.35: 3 ÷ 3.5 or with aqueous solutions of ammonia and formaldehyde with concentrations of 25-30% and 35-37% at molar ratios of monochlorosubstituted toluene - ammonia - formaldehyde 1 : 3.8 ÷ 4: 1 ÷ 1.05.

Claims (1)

Способ получения ингибитора кислотной коррозии взаимодействием хлорпроизводных толуола с водными растворами азотсодержащих компонентов и акцепторов хлор-иона, отличающийся тем, что в качестве хлорпроизводных толуола используют хлорсмесь, полученную хлорированием промежуточной фракции - отхода производства хлористого бензила, содержащую хлористый бензил, о- и п-хлорбензил, о- и п-хлорбензальхлориды, которую обрабатывают при температуре 105-110°С водными растворами уротропина и едкого натра с концентрациями 30-35% и 20-25% и мольных соотношениях монохлорзамещенные толуола - уротропин - едкий натр 1:0,3÷0,35:3÷3,5 или водными растворами аммиака и формальдегида с концентрациями 25-30% и 35-37% при мольных соотношениях монохлорзамещенные толуола - аммиак - формальдегид 1:3,8÷4:1÷1,05. A method of producing an acid corrosion inhibitor by the interaction of chlorine derivatives of toluene with aqueous solutions of nitrogen-containing components and chlorine ion acceptors, characterized in that the chlorine mixture obtained by chlorination of an intermediate fraction, a waste product of benzyl chloride, containing benzyl chloride, o- and p-chlorobenzyl is used as chlorine derivatives of toluene , o- and p-chlorobenzene chloride, which is treated at a temperature of 105-110 ° C with aqueous solutions of urotropine and caustic soda with concentrations of 30-35% and 20-25% and the molar ratio monochlorosubstituted toluene - urotropin - caustic soda 1: 0.3 ÷ 0.35: 3 ÷ 3.5 or with aqueous solutions of ammonia and formaldehyde with concentrations of 25-30% and 35-37% at molar ratios of monochlorosubstituted toluene - ammonia - formaldehyde 1 : 3.8 ÷ 4: 1 ÷ 1.05.
RU2008115190/04A 2008-04-17 2008-04-17 METHOD FOR PRODUCING ACID CORROSION INHIBITOR RU2008115190A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2008115190/04A RU2008115190A (en) 2008-04-17 2008-04-17 METHOD FOR PRODUCING ACID CORROSION INHIBITOR

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2008115190/04A RU2008115190A (en) 2008-04-17 2008-04-17 METHOD FOR PRODUCING ACID CORROSION INHIBITOR

Publications (1)

Publication Number Publication Date
RU2008115190A true RU2008115190A (en) 2009-10-27

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Application Number Title Priority Date Filing Date
RU2008115190/04A RU2008115190A (en) 2008-04-17 2008-04-17 METHOD FOR PRODUCING ACID CORROSION INHIBITOR

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Effective date: 20100922