Title:
接着剤及びこれを用いた包装用積層体
Document Type and Number:
Japanese Patent JP4143682
Kind Code:
B2
Abstract:
Provided is an adhesive giving a laminate for packaging that favorably withstands retort processing even when the period for curing reaction (aging period) is shortened. The adhesive conysind: a partially acid-modified polyester alcohol composition (A), prepared by esterifying a part of the hydroxyl groups in a polyester alcohol composition produced by condensation of a polyvalent alcohol and a polyvalent alcohol containing at least one of a monocarboxylic acid and a monovalent alcohol, with anhydrotrimellitic acid and a anhydrotrimellitate ester at an anhydrotrimellitic acid/anhydrotrimellitate ester ratio of 10/90 to 70/30 (by mass); and a polyisocyanate (B). Also provided is a laminate for packaging of a plurality of sheet-shaped base materials bonded to each other with the adhesive.
Inventors:
Minoru Uno
Yoshihiro Sato
Wataru Koshimizu
Yoshihiro Sato
Wataru Koshimizu
Application Number:
JP2007514453A
Publication Date:
September 03, 2008
Filing Date:
October 06, 2005
Export Citation:
Assignee:
Toyo Ink Mfg. Co., Ltd.
Toyo Morton Co., Ltd.
Toyo Morton Co., Ltd.
International Classes:
C09J167/00; B32B7/12; B65D1/00; C09J175/06
Domestic Patent References:
| JP2003113359A | ||||
| JP2004035596A | ||||
| JP2004115681A | ||||
| JP6206964A |
Attorney, Agent or Firm:
Hidekazu Miyoshi