FUNCTIONALISED OLIGOMERS Russian patent published in 2016 - IPC C08G65/332 C08J9/14 

FIELD: chemistry.

SUBSTANCE: invention relates to open-cellular foam and composition forming same. Composition forming open-cellular foam contains: functionalised oligomer of formula (I)

wherein R¹ is a structure of formula (II)

and R² has formula -C_XH_YO-, where n is an integer with a value from 2 to 6, m is an integer with a value from 2 to 10, X independently represents an integer between 1 to 12, R³ is an aliphatic compound, aromatic compound or amine compound and Y is an integer with a value from 2 to 24, multifunctional Michael acceptor. Technical result is obtaining foam with percentage of open cells of more than 90, foam is flexible or viscoelastic with density of foam below 38.44 kg/m³.

EFFECT: obtaining a flexible and viscoelastic foam.

10 cl, 2 tbl, 6 ex

Формула - Formula