AT425217T

Thermoformed, extruded sheeting with reduced gloss

Abstract

The invention is directed to compositions comprising an elastomer component and a propylene component, and in which theelastomer component comprises at least one ethylene/α-olefinpolymer, optionally containing a diene, and the polypropylene component comprises at least one branched polypropylene. Preferably, the elastomer component has a melt tan delta between about 0.7 and about8 and as measured by parallel plate rheometer at 0.1 rad/sec and 190" C., and 15 percent strain; and the ratio of the melt tan delta of the elastomer component to the melt tan delta of the propylene component is from 0.5 to 4. The invention also provides for method of making such compositions, and to low gloss articles prepared from the same. The inventive compositions are particularly suitable for fabricating thermoformed sheeting with reduced gloss.

Term

No projected expiry on record.

  1. Priority
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16 members in 10 offices

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Priority claims
DocumentOfficeKindDate
68033905United States of AmericaP

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CA2606584A1CanadaA1
WO2006124369A1World Intellectual Property Organization (WIPO)A1
US2007167575A1United States of AmericaA1
EP1882014A1European Patent Office (EPO)A1
KR20080022098ARepublic of KoreaA
CN101175811AChinaA
JP2008540769AJapanA
EP1882014B1European Patent Office (EPO)B1
AT425217TThis recordAustriaT
ATE425217T1AustriaT1
DE602006005645D1GermanyD1
ES2320591T3SpainT3
CN101175811BChinaB
US8304496B2United States of AmericaB2
JP5318567B2JapanB2
KR101338569B1Republic of KoreaB1