Release agent composition and release liner

Stock material or miscellaneous articles – Layer or component removable to expose adhesive – Polymer derived only from ethylenically unsaturated monomer

Reexamination Certificate

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Details

C428S041500, C428S041800, C428S352000, C428S343000, C428S500000, C428S501000, C428S507000, C428S515000, C428S521000, C525S330300, C525S330500, C525S331900, C525S332500, C525S332700, C525S333100, C525S333200, C525S333300, C525S333600, C525S374000, C525S379000, C525S385000

Reexamination Certificate

active

07976921

ABSTRACT:
A release agent composition includes a poly(meth)acrylate (A) containing a structural unit (1) represented by the following formula (1);in which R1represents hydrogen or a methyl group and R2represents a long-chain alkyl group having 12 to 28 carbon atoms, a liquid polymer (B) and a crosslinking agent (C), wherein at least one of the poly(meth)acrylate (A) and the liquid polymer (B) has a reactive functional group, and the crosslinking agent (C) is a compound having a functional group capable of reacting with the reactive functional group.

REFERENCES:
patent: 6686425 (2004-02-01), Wigdorski et al.
patent: 2006/0154097 (2006-07-01), Amano et al.
patent: 2000-290610 (2000-10-01), None
patent: 2003-147327 (2003-05-01), None
patent: 2003-183619 (2003-07-01), None

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