Title:
EASY-TO-TEAR LAMINATED FILM AND EASY-TO-TEAR PACKAGING BAG
Document Type and Number:
WIPO Patent Application WO/2013/099698
Kind Code:
A1
Abstract:
An easy-to-tear laminated film comprising: a biaxially stretched film which is produced using a raw material comprising a virgin raw material and a heat history product, wherein the virgin raw material comprises 40 to 85 parts by mass inclusive of Ny6 and 15 to 60 parts by mass inclusive of MXD6, the heat history product is produced by melt-kneading Ny6 with MXD6 at the same ratio as that employed in the virgin raw material until the melting point of MXD6 becomes 233 to 238˚C inclusive, and the content ratio of the heat history product is 5 to 40 mass% inclusive in terms of raw material content; an adhesive layer of which the dynamic elastic modulus (E') at 25˚C fulfills formula [A] shown below; and a seal layer.
LogE' ≥ 7.7 [A]
Inventors:
TAKASHIGE MASAO (JP)
Application Number:
PCT/JP2012/082785
Publication Date:
July 04, 2013
Filing Date:
December 18, 2012
Export Citation:
Assignee:
IDEMITSU UNITECH CO LTD (JP)
TAKASHIGE MASAO (JP)
TAKASHIGE MASAO (JP)
International Classes:
B32B27/34; B65D30/02; B65D33/00; B65D65/40; C08L77/02; C08L77/06
Foreign References:
| JP2007039664A | 2007-02-15 | |||
| JPH0948101A | 1997-02-18 | |||
| JP2008024744A | 2008-02-07 |
Attorney, Agent or Firm:
KINOSHITA & ASSOCIATES (JP)
Bottom intellectual property office of patent business corporation Tatsuyuki (JP)
Bottom intellectual property office of patent business corporation Tatsuyuki (JP)
Download PDF:
Claims: