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
Inventors
FRANKEN, Marcel
KALMER, Henrik
WILKENS, Pascal
Priority Data
22153603.0
27.01.2022
EP
Application details
| Total Number of Claims/PCT | * |
| Number of Independent Claims | * |
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| Number of Multi-Dependent Claims | * |
| Number of Drawings | * |
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| Pages of Specification | * |
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International Searching Authority |
EPO
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| Recordal of a Change of the Applicant's Name/Address |
Change of Applicant's Name and Address
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| Type of Assignment |
The Standard Agent's Assignment
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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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| Patent Delivery |
Send the Letters Patent by Courier
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| 译文 |
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* The data is based on automatic recognition. Please verify and amend if necessary.
** IP-Coster compiles data from publicly available sources. If this data includes your personal information, you can contact us to request its removal.
Quotation for National Phase entry
| Country | Stages | Total | |
|---|---|---|---|
| China | Filing, Examination, Granting | 1901 | |
| EPO | Filing, Examination, Granting | 8584 | |
| Japan | Filing, Examination, Granting | 2079 | |
| South Korea | Filing, Examination, Granting | 1854 | |
| USA | Filing, Examination, Granting | 4740 |
Total:
19,158
The term for entry into the National Phase has expired. This quotation is for informational purposes only
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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.