Polymer blends of rigid thermoplastic polymers and tapered styrene-butadiene triblock thermoplastic elastomers and a process for preparation

• Main Authors: RANDAZZO, JOSEPH J, TUNG, LU HO
• Format: Patent
• Language: English; French; German
• Published: 09.01.1991
• Subjects: CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP

A thermoplastic blend useful for the preparation of molded articles comprising a rigid thermoplastic polymer and a tapered triblock elastomer of a monovinylidene aromatic monomer and butadiene having a ratio of monovinylidene aromatic monomer:butadiene of 10:90 to 60:40; average molecular weight fro...