Laser-markable film

Details Laser-markable film Laser-markable film

2007-09-24

2009-06-02

Chen, Vivian (Department: 1794)

Stock material or miscellaneous articles

Structurally defined web or sheet

Including components having same physical characteristic in...

C428S212000, C428S213000, C428S215000, C428S323000, C428S327000, C428S328000, C428S334000, C428S335000, C428S336000, C428S337000, C428S339000, C428S402000, C428S403000, C428S407000, C428S480000, C428S910000, C430S269000, C430S346000, C523S125000, C524S495000, C524S500000

Reexamination Certificate

active

07541088

ABSTRACT:
The present invention is directed to a biaxially oriented, heat-set, at least two-layer coextruded film formed from polyethylene terephthalate (PET) or polyethylene 2,6-naphthalate (PEN) that optionally includes additional comonomer-derived units. The film includes a base layer and at least one outer layer. The base layer includes a white pigment and a laser absorber which has been coated with a carbonizing polymer.

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“Distrupol Appointed Sole Distributor for DSM's SARLINK” press release (Jul. 19, 2002).

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