Title:
A biaxial drawing polyester film and a manufacturing method for the same
Document Type and Number:
Japanese Patent JP5994864
Kind Code:
B2
Abstract:
It is provided that a biaxially stretched polyester film suitable for uses for which nylon films and other flexible films have conventionally been used and a method for producing the film. A biaxially stretched polyester film made of a polyester resin composition (A) containing not less than 60 mass % of polybutylene terephthalate and having yield stress in a MD of not more than 70 MPa, yield stress in a TD of not more than 70 MPa, rupture strength in the MD of not less than 160 MPa, rupture strength in the TD of not less than 160 MPa, and rupture elongation in the MD and TD of not less than 100%.
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Inventors:
Goto Kodo
Toshiyuki Shimizu
Ishi Nakatani
Yoshitomo Ikehata
Toshiyuki Shimizu
Ishi Nakatani
Yoshitomo Ikehata
Application Number:
JP2014546962A
Publication Date:
September 21, 2016
Filing Date:
November 08, 2013
Export Citation:
Assignee:
Toyobo Co., Ltd.
International Classes:
B29C55/14; B29C47/06; C08J5/18
Domestic Patent References:
| JPH05200860A | 1993-08-10 | |||
| JP2010106265A | 2010-05-13 | |||
| JP2012121241A | 2012-06-28 | |||
| JP2003266519A | 2003-09-24 | |||
| JP2003268131A | 2003-09-25 | |||
| JPH0216029A | 1990-01-19 | |||
| JPH05200860A | 1993-08-10 | |||
| JP2010106265A | 2010-05-13 | |||
| JP2012121241A | 2012-06-28 |