Title:
ANCHOR COATING AGENT FOR MELT-EXTRUDED LAMINATE, AND LAYERED ARTICLE
Document Type and Number:
WIPO Patent Application WO/2022/254993
Kind Code:
A1
Abstract:
The anchor coating agent for a melt-extruded laminate according to one embodiment of the present invention contains a polyol composition (A) and a polyisocyanate (B). The polyol composition (A) contains a polyol (a1) represented by formula (1), and a compound (a2) represented by formula (2). The proportion of the compound (a2) to the entirety of a biomass polyol composition produced through GPC is 3-30 area%. The polyisocyanate (B) includes an aliphatic polyisocyanate (b1). The proportion of the aliphatic polyisocyanate (b1) to the total mass of the polyisocyanate (B) is 20 mass% or greater. The mass ratio represented by [polyol composition (A)]/[polyisocyanate (B)] ranges from 1/99 to 90/10.
Inventors:
OUCHI MASAFUMI (JP)
Application Number:
PCT/JP2022/018450
Publication Date:
December 08, 2022
Filing Date:
April 21, 2022
Export Citation:
Assignee:
DAINICHISEIKA COLOR CHEM (JP)
International Classes:
B32B27/40; C08G18/28; C08G18/54; C08G18/73; C09D5/00; C09D175/04; C09J175/04
Foreign References:
| JP2019218439A | 2019-12-26 | |||
| JP2019218438A | 2019-12-26 | |||
| JP2019116557A | 2019-07-18 | |||
| JPH04189139A | 1992-07-07 | |||
| JP2016540071A | 2016-12-22 | |||
| JP2005511465A | 2005-04-28 | |||
| CN112805314A | 2021-05-14 | |||
| JP6948485B1 | 2021-10-13 |
Attorney, Agent or Firm:
OIKAWA Shu et al. (JP)
Download PDF: