Self adhesive material with a water soluble protective layer

Details Self adhesive material with a water soluble protective layer Self adhesive material with a water soluble protective layer

2006-05-11

2010-11-09

Wyrozebski, Kat (Department: 1791)

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

C156S324000, C156S246000, C428S040100, C428S040800

Reexamination Certificate

active

07828923

ABSTRACT:
The invention relates to self adhesive material (SAM) using water soluble film incorporated with surfactants and/or fillers as a protective layer, eliminating the release liner (backing liner). The water soluble film incorporated with surfactants and/or fillers, used as a protective liner, provides easy breakage, faster dissolution as well as easy application to an object. The invention also relates to a process for the preparation of self adhesive material (SAM) without release liner and an apparatus and a method for applying the self adhesive material (SAM) on an object.

REFERENCES:
patent: 2156083 (1939-04-01), Dalton
patent: 4386183 (1983-05-01), Wempe
patent: 4699824 (1987-10-01), Pufahl
patent: 5316608 (1994-05-01), Ocampo et al.
patent: 5655446 (1997-08-01), Watanabe
patent: 5968624 (1999-10-01), Liebe, Jr.
patent: 6187389 (2001-02-01), Overcash et al.
patent: 6193831 (2001-02-01), Overcash et al.
patent: 6939588 (2005-09-01), Husemann et al.
patent: 6322355 (1994-11-01), None

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