METHOD OF OBTAINING STABLE POLYMERIC SUSPENSIONS WITH NARROW DISTRIBUTION OF PARTICLES BY SIZES Russian patent published in 2015 - IPC C08F2/18 C08F112/08 C08F120/12 

Abstract RU 2540335 C1

FIELD: chemistry.

SUBSTANCE: invention relates to method of obtaining stable polymeric suspensions with narrow distribution of particles by sizes and diameters in the range from 0.3 to 1.2 mcm by method of heterophase polymerisation of vinyl monomers with volume ratio monomer:water 1:(2-25) and heating of mixture to 60-90°C with preliminary addition of 0.2-2% (counted per monomer) of radical initiator of polymerisation into reaction mixture, and as stabiliser of reaction system applied is Laprol 6003 in quantity 1-4 wt % counted per monomer. Styrene or methacrylates are applied as vinyl monomer.

EFFECT: extension of arsenal of obtained polymer suspensions with narrow distribution of particles by sizes.

3 cl, 3 dwg, 13 ex

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RU 2 540 335 C1

Authors

Gritskova Inessa Aleksandrovna

Levachev Sergej Mikhajlovich

Belenko Evgenij Vladimirovich

Milushkova Elena Vladimirovna

Dates

2015-02-10Published

2013-10-11Filed