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Title:
SHEET-SHAPED ADHESIVE, GAS-BARRIER LAMINATE, AND SEALANT
Document Type and Number:
WIPO Patent Application WO/2018/221510
Kind Code:
A1
Abstract:
The sheet-shaped adhesive according to the present invention is formed from an adhesive composition containing (A) a modified polyolefin resin and (B) a thermosetting component, and satisfies the following conditions (I) and (II). Condition (I): when the sheet-shaped adhesive is allowed to stand for 20 minutes in a 120°C environment, the amount of outgas generation per 1 cm3 is not more than 20 mg/cm3. Condition (II): when a laminate of the sheet-shaped adhesive applied on a 50 μm-thick polyethylene terephthalate film is pressed onto a glass plate using a roller and conditions of a temperature of 60°C, a pressure of 0.2 MPa, and a speed of 0.2 m/min, in order to bond the sheet-shaped adhesive side face of the laminate to the glass plate, and the sheet-shaped adhesive is then cured for 2 hours at 100°C followed by holding for 24 hours in a 23°C/50% relative humidity environment, the adhesive strength of the laminate for the glass plate, as measured in accordance with JIS Z 0237 : 2000 using conditions of a peel rate of 300 mm/min and a peel angle of 180°, is at least 10 N/25 mm.

Inventors:
HASEGAWA TATSUKI (JP)
NISHIJIMA KENTA (JP)
Application Number:
PCT/JP2018/020532
Publication Date:
December 06, 2018
Filing Date:
May 29, 2018
Export Citation:
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Assignee:
LINTEC CORP (JP)
International Classes:
C09J7/35; B32B27/00; B32B27/32; C09J7/10; C09J11/06; C09J123/26; C09J163/00
Domestic Patent References:
WO2017038615A12017-03-09
Foreign References:
JP2016040369A2016-03-24
JP2016183223A2016-10-20
JP2017036352A2017-02-16
JP2016149393A2016-08-18
JP2008248103A2008-10-16
Attorney, Agent or Firm:
OHTANI, Tamotsu et al. (JP)
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