B - Operations – Transporting – 29 – C
Patent
B - Operations, Transporting
29
C
18/1180
B29C 55/04 (2006.01) B29C 47/00 (2006.01) C08J 5/18 (2006.01) C08L 23/12 (2006.01) D01F 6/06 (2006.01)
Patent
CA 2036001
ABSTRACT OF THE DISCLOSURE The present invention provides a stretched article having a pearly gloss and a total light transmission of 40% or less which is obtained by molding a composition comprising 100 parts by weight of a crystalline poly- propylene, 0.5 to 30 parts by weight of a high-density polyethylene having a density of 0.94 or more and 5 to 50 parts by weight of a cyclopentadiene petroleum resin having a softening point (according to the ring and ball method) of 160°C or more, and then stretching the resulting molded article; and a process for producing a stretched article having a pearly gloss which comprises the steps of melt-extruding the above-mentioned composi- tion at a temperature of the softening point or more of the petroleum resin, cooling the extruded composition to form an unstretched raw fabric, and then stretching the raw fabric 200% or more in at least one direction at a temperature which is less than the crystalline melting point of the polypropylene and is the softening point or less of the petroleum resin.
Chisso Corporation
Macrae & Co.
LandOfFree
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