Plastic separating layer

Stock material or miscellaneous articles – Structurally defined web or sheet – Physical dimension specified

Reexamination Certificate

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Details

C428S323000, C428S332000, C428S446000, C428S500000

Reexamination Certificate

active

06875502

ABSTRACT:
Plastic layer that has release properties towards adhesives, where the materials that produce the release properties are incorporated in the plastic layer and can be extruded with it.

REFERENCES:
patent: 3726710 (1973-04-01), Berger et al.
patent: 4978436 (1990-12-01), Kelly
patent: 5932352 (1999-08-01), Higgins
patent: 5942557 (1999-08-01), Ooms et al.
patent: 5948517 (1999-09-01), Adamko et al.
patent: 5981047 (1999-11-01), Wilkie
patent: 0 366 704 (1989-10-01), None
patent: 0 622 411 (1994-11-01), None
patent: WO 98 10724 (1998-03-01), None

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