Butene-1 polymer composition having high melt flow rate

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United States of America

PATENT NO 11267912
APP PUB NO 20210130509A1
SERIAL NO

16633259

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Abstract

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A butene-1 polymer composition having MFR values of from 20 to less than 100 g/10 min., measured according to ISO 1133 at 190° C. with a load of 2.16 kg, made from or containing:

    A) a butene-1 homopolymer or a copolymer of butene-1 with one or more comonomers selected from the group consisting of ethylene and higher alpha-olefins, having a copolymerized comonomer content of up to 5% by mole; andB) a copolymer of butene-1 with one or more comonomers selected from the group consisting of ethylene and higher alpha-olefins, having a copolymerized comonomer content of from 6% to 20% by mole; wherein the composition having a total copolymerized comonomer content from 4% to 15% by mole, referred to the sum of A) and B), and a content of fraction soluble in xylene at 0° C. of 75% by weight or less, determined on the total weight of A) and B).

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Patent Owner(s)

Patent OwnerAddress
BASELL POLIOLEFINE ITALIA S R LVIA PONTACCIO N 10 MILANO 20121

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Marchini, Roberta Ferrara, IT 23 36
Pica, Roberta Ferrara, IT 20 12
Spataro, Stefano Ferrara, IT 29 55

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