Title:
POLYPROPYLENE RESIN AND ORIENTED FILM
Document Type and Number:
Japanese Patent JP3290293
Kind Code:
B2
Abstract:
PURPOSE: To obtain a polypropylene resin which forms an oriented film of high rigidity and heat resistance, has good stretchability in forming an oriented film and is suitable for a biaxially oriented film.
CONSTITUTION: This resin has a melt flow rate of 0.1-10g/10min, and a peak temperature (Tp) of 105-125°C, preferably 110-120°C, and an elution peak width (σ) of at least 9.0°, preferably at least 10°, on the elution curve by the temperature rising elution fractionation method.
Inventors:
Isao Shoda
Tetsuo Hayashi
Junichi Fujii
Tetsuo Hayashi
Junichi Fujii
Application Number:
JP10570094A
Publication Date:
June 10, 2002
Filing Date:
May 19, 1994
Export Citation:
Assignee:
Idemitsu Petrochemical Co., Ltd.
International Classes:
C08J5/18; B29C55/02; C08F4/60; C08F4/645; C08F8/00; C08F10/06; B29K23/00; B29L7/00; (IPC1-7): C08F10/06; B29C55/02; C08F4/645; C08J5/18
Domestic Patent References:
| JP7206918A | ||||
| JP7206919A | ||||
| JP7286007A |
Attorney, Agent or Firm:
Tamotsu Ohtani
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