RU2007114003A - METHOD FOR CARBON ACID CORROSION INHIBITION - Google Patents

METHOD FOR CARBON ACID CORROSION INHIBITION Download PDF

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Publication number
RU2007114003A
RU2007114003A RU2007114003/02A RU2007114003A RU2007114003A RU 2007114003 A RU2007114003 A RU 2007114003A RU 2007114003/02 A RU2007114003/02 A RU 2007114003/02A RU 2007114003 A RU2007114003 A RU 2007114003A RU 2007114003 A RU2007114003 A RU 2007114003A
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RU
Russia
Prior art keywords
corrosion inhibition
acid corrosion
carbon acid
corrosion inhibitor
carbon dioxide
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RU2007114003/02A
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Russian (ru)
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RU2351690C2 (en
Inventor
Владимир Савич Резник (RU)
Владимир Савич Резник
Юрий Павлович Ходырев (RU)
Юрий Павлович Ходырев
Валентин Дмитриевич Акамсин (RU)
Валентин Дмитриевич Акамсин
Рашид Мухтарович Галиакберов (RU)
Рашид Мухтарович Галиакберов
туллин Рашит Хасбиуллович Гини (RU)
Рашит Хасбиуллович Гиниятуллин
В чеслав Энгельсович Семенов (RU)
Вячеслав Энгельсович Семенов
метдинова Ирина Владимировна Гал (RU)
Ирина Владимировна Галяметдинова
Original Assignee
Институт органической и физической химии им. А.Е.Арбузова Казанского научного центра РАН (ИОФХ им.А.Е. Арбузова КазНЦ РАН) (RU)
Институт органической и физической химии им. А.Е. Арбузова Казанского научного центра РАН (ИОФХ им. А.Е. Арбузова КазНЦ РАН)
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Priority to RU2007114003/02A priority Critical patent/RU2351690C2/en
Publication of RU2007114003A publication Critical patent/RU2007114003A/en
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Publication of RU2351690C2 publication Critical patent/RU2351690C2/en

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Claims (3)

1. Способ ингибирования углекислотной коррозии железа, включающий контактирование с металлической поверхностью ингибитора коррозии, отличающийся тем, что в качестве ингибитора коррозии используются соединения формулы I и II1. A method of inhibiting carbon dioxide corrosion of iron, comprising contacting with a metal surface a corrosion inhibitor, characterized in that compounds of formula I and II are used as a corrosion inhibitor
Figure 00000001
Figure 00000002
Figure 00000001
Figure 00000002
 гдеWhere R1=R2=R3=HR 1 = R 2 = R 3 = H (I-1)(I-1) R=(СН3)2С=R = (CH 3 ) 2 C = (II-1)(II-1) R1=NH2; R2=R3=НR 1 = NH 2 ; R 2 = R 3 = H (I-2)(I-2) R=н-С5H11CH=R = nC 5 H 11 CH = (II-2)(II-2) R1=CH2CH=CH2; R2=R3=НR 1 = CH 2 CH = CH 2 ; R 2 = R 3 = H (I-3)(I-3)
Figure 00000003
Figure 00000003
 (II-3)(II-3) R1=H-C4H9; R2=R3=HR 1 = HC 4 H 9 ; R 2 = R 3 = H (I-4)(I-4)     R1=CH2COOH; R2=R3=НR1 = CH 2 COOH; R 2 = R 3 = H (I-5)(I-5)     R1=H, R2=H, R3=C2H5 R 1 = H, R 2 = H, R 3 = C 2 H 5 (I-6)(I-6)    
2. Способ по п.1, отличающийся тем, что ингибитор коррозии используют в концентрации 0,1-25 мг/л.2. The method according to claim 1, characterized in that the corrosion inhibitor is used at a concentration of 0.1-25 mg / L. 3. Способ по п.1, отличающийся тем, что ингибитор углекислотной коррозии вводят в агрессивную среду, контактирующую с металлической поверхностью, в жидкой или твердой фазе.3. The method according to claim 1, characterized in that the carbon dioxide corrosion inhibitor is introduced into an aggressive medium in contact with a metal surface in a liquid or solid phase.
RU2007114003/02A 2007-04-13 2007-04-13 Method of sweet iron corrosion inhibition RU2351690C2 (en)

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RU2007114003/02A RU2351690C2 (en) 2007-04-13 2007-04-13 Method of sweet iron corrosion inhibition

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RU2007114003A true RU2007114003A (en) 2008-10-20
RU2351690C2 RU2351690C2 (en) 2009-04-10

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