COMPOSITIONS OF ADDITIVES FOR REMOVAL OF HYDROGEN SULPHIDE AND MEDIUM CONTAINING THEREOF Russian patent published in 2019 - IPC C10L1/188 C10L1/222 C10L1/26 C08L95/00 B01D53/14 C10C3/02 C10G29/06 C10G29/20

Abstract RU 2709784 C2

FIELD: chemistry.

SUBSTANCE: invention relates to an additive composition for removing hydrogen sulphide, said composition comprising: a. additive 1 containing a zinc salt of an organic acid; and b. at least one activator containing one or more hydroxyalkylated amines; wherein zinc salt of organic acid includes zinc octoate (Zn octoate); wherein the activator contains: (i) tris(2-hydroxypropyl)amine (TIPA); (ii) a propoxylated derivative of tris(2-hydroxypropyl)amine (propoxylated TIPA) with average molecular weight from 1300 to 1400 daltons; (iii) an ethoxylated derivative of tris(2-hydroxypropyl)amine (ethoxylated TIPA) or (iv) a mixture thereof. Invention also relates to use of the composition, a method of removing hydrogen sulphide and a medium.

EFFECT: disclosed invention makes it possible to efficiently remove hydrogen sulphide.

12 cl, 30 ex, 2 tbl

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RU 2 709 784 C2

Authors

Subramaniyam, Mahesh

Dates

2019-12-20—Published

2016-06-17—Filed