WO2023143876 - SOLVENT-BASED POLYURETHANE ADHESIVE COMPOSITION FOR BONDING FLEXIBLE PACKAGING MATERIAL
National phase entry:
Publication Number
WO/2023/143876
Publication Date
03.08.2023
International Application No.
PCT/EP2023/050038
International Filing Date
03.01.2023
Title **
[English]
SOLVENT-BASED POLYURETHANE ADHESIVE COMPOSITION FOR BONDING FLEXIBLE PACKAGING MATERIAL
[French]
COMPOSITION ADHÉSIVE DE POLYURÉTHANE À BASE DE SOLVANT POUR LIER UN MATÉRIAU D'EMBALLAGE SOUPLE
Applicants **
HENKEL AG & CO. KGAA
Henkelstrasse 67
40589 Düsseldorf, DE
Inventors
FRANKEN, Marcel
Reiherweg 7
53819 Neunkirchen-Seelscheid, DE
KALMER, Henrik
Thorner Str. 40
27729 Vollersode, DE
WILKENS, Pascal
Pohl 2
48734 Reken, DE
Priority Data
22153603.0
27.01.2022
EP
Application details
| Total Number of Claims/PCT | * |
| Number of Independent Claims | * |
| Number of Priorities | * |
| Number of Multi-Dependent Claims | * |
| Number of Drawings | * |
| Pages for Publication | * |
| Number of Pages with Drawings | * |
| Pages of Specification | * |
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International Searching Authority |
EPO
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| Applicant's Legal Status |
Legal Entity
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| Entry into National Phase under |
Chapter I
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| Translation |
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Recalculate
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Quotation for National Phase entry
| Country | Stages | Total | |
|---|---|---|---|
| China | Filing | 972 | |
| EPO | Filing, Examination | 4601 | |
| Japan | Filing | 591 | |
| South Korea | Filing | 575 | |
| USA | Filing, Examination | 2710 |
Total: 9449 USD
The term for entry into the National Phase has expired. This quotation is for informational purposes only
Abstract[English]
The present invention relates to a solvent-based polyurethane adhesive composition for bonding flexible packaging materials, which is debondable after curing by treating with water or an aqueous solution. Further, the present invention relates to method of manufacturing the flexible packaging material by using the solvent-based polyurethane adhesive composition and a method of recycling the flexible packaging materials.[French]
La présente invention concerne une composition adhésive de polyuréthane à base de solvant pour lier des matériaux d'emballage souples, qui peut être décollée après durcissement par traitement avec de l'eau ou une solution aqueuse. En outre, la présente invention concerne un procédé de fabrication du matériau d'emballage souple à l'aide de la composition adhésive de polyuréthane à base de solvant et un procédé de recyclage des matériaux d'emballage souples.