IMPROVED ADDITIVE COMPOSITION FOR CONTROL AND INHIBITION OF POLYMERISATION OF AROMATIC VINYL MONOMERS AND METHOD FOR USE THEREOF Russian patent published in 2017 - IPC C07C7/20 C07B63/04 C08F2/42 C09K15/18 C07C205/06 C07C215/04

Abstract RU 2612511 C2

FIELD: chemistry.

SUBSTANCE: present invention relates to an effective composition of an additive for controlling and inhibiting polymerisation of vinyl aromatic monomers, including styrene, consisting of: (A) one or more aromatic nitro compounds, (B) one or more aliphatic tertiary amines, or mixture thereof, one or more aliphatic tertiary amines contain one or more hydroxyl groups in alkyl chain of tertiary amine, and wherein aliphatic tertiary amine does not contain triethanolamine (TEA).

EFFECT: invention also relates to a method of controlling and inhibiting polymerisation of vinyl aromatic monomers, including styrene, using proposed composition, a method of using proposed composition and method of its production.

22 cl, 6 tbl, 5 ex

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RU 2 612 511 C2

Authors

Dates

2017-03-09—Published

2012-12-03—Filed