MODIFIED IMPACT-RESISTANT VINYLAROMATIC COPOLYMERS

Modified impact-resistant vinylaromatic copolymers containing from 2 to 10% by weight of an ethylenically unsaturated nitrile and from 0 to 30% by weight of alphamethyl-styrene and having a gel content higher than 23%, a cracking resistance, in an olive oil/oleic acid mixture under a load of 10 MPa,...

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Hauptverfasser: BIGLIONE, GIANFRANCO, MATARRESE, SAVINO
Format: Patent
Sprache:eng
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Zusammenfassung:Modified impact-resistant vinylaromatic copolymers containing from 2 to 10% by weight of an ethylenically unsaturated nitrile and from 0 to 30% by weight of alphamethyl-styrene and having a gel content higher than 23%, a cracking resistance, in an olive oil/oleic acid mixture under a load of 10 MPa, higher than 100 min., and a melt index below 1.5 g/10 minutes.