Invention Grant
- Patent Title: Wash-off label
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Application No.: US15734300Application Date: 2019-06-07
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Publication No.: US11639451B2Publication Date: 2023-05-02
- Inventor: Tom Saxberg
- Applicant: UPM Raflatac Oy
- Applicant Address: FI Tampere
- Assignee: UPM Raflatac Oy
- Current Assignee: UPM Raflatac Oy
- Current Assignee Address: FI Tampere
- Agency: Cantor Colburn LLP
- Priority: FI20185530 20180608
- International Application: PCT/FI2019/050442 WO 20190607
- International Announcement: WO2019/234305 WO 20191212
- Main IPC: C09J7/38
- IPC: C09J7/38 ; G09F3/00 ; G09F3/10 ; C09J7/22 ; G09F3/02 ; C09J7/29 ; C09J7/25

Abstract:
The invention relates to a wash-off label. According to an embodiment, the face film of the wash-off label comprises biaxially oriented plastic film and configured to shrink asymmetrically so that a difference between the shrinkage of the film in machine direction and in transverse direction is at least 55%, when exposed to washing liquid comprising caustic soda and having temperature in the range of 65-85° C. for equal or less than 5 minutes. The invention further relates to a use of the wash-off label and to a labelled article.
Public/Granted literature
- US20210222032A1 A WASH-OFF LABEL Public/Granted day:2021-07-22
Information query
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