FIELD: chemistry.
SUBSTANCE: composition contains a copolymer of propylene with 3-11 wt % ethylene and melt flow index of 25-50 g/10 min, and a sterically hindered amine - poly-(N-beta-hydroxyethyl-2,2,6,6-tetramethyl-4-hydroxy-piperidyl succinate). The stabiliser used in the composition is glycidylpoly[isopropylidene-2,2-diphenylene-O-(2-ethylhexyl)]phosphite, diaryl(3,5-di-tert-butyl-4′-hydroxybenzyl)phosphonate and pentaerythryl-tetrakis-3-(3′,5′-di-tert-butyl-4′-hydroxyphenyl)propionate. The composition also contains a Remafin dye concentrate.
EFFECT: disclosed composition is resistant to ionising radiation and enables to obtain nonwoven material with high elasticity and lower power consumption during processing thereof.
2 tbl, 8 ex
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Authors
Dates
2014-05-10—Published
2012-11-26—Filed