Plastic and nonmetallic article shaping or treating: processes – Forming continuous or indefinite length work – Shaping by extrusion
Patent
1989-01-25
1992-07-28
Seccuro, Carman J.
Plastic and nonmetallic article shaping or treating: processes
Forming continuous or indefinite length work
Shaping by extrusion
264171, 26433117, 264 26, 525240, 428401, 428373, D01F 604, D01F 606, D01F 630, C08L 2312
Patent
active
051339170
ABSTRACT:
Extrudable blends of polypropylene and polyethylene, especially LLDPE, are prepared in a dynamic mixer and extruded as novel biconstituent fibers comprising polypropylene as one phase and polyethylene as another phase. Improved tenacity and hand are obtained, as compared to polypropylene alone.
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patent: 4632861 (1986-12-01), Vassilatos
Skoroszewaki-"Parameters affecting processing of polymers and polymer blends"-Plastics & Polymers vol. 40 No. 147 pp. 142-152-Jul. 1972.
Jezic Zdravko
Young Gene P.
Seccuro Carman J.
The Dow Chemical Company
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