Biaxially oriented polypropylene film

Details Biaxially oriented polypropylene film Biaxially oriented polypropylene film

1994-02-07

1996-06-18

Sluby, P. C.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Composite having voids in a component

428516, 428910, 428323, 26417719, B32B 326, B32B 2708

Patent

active

055276016

ABSTRACT:
Biaxially oriented polypropylene films having a core layer of voided polypropylene homopolymer with a layer of non-voided polypropylene homopolymer on one surface thereof and an outer, printable layer on the non-voided layer, the core layer and/or the said non-voided layer including titanium dioxide. Such films can be used to produce labels, for example with densities in the range 0.55 to 0.80 despite the presence of the titanium dioxide.

REFERENCES:
patent: 4560614 (1985-12-01), Park
patent: 5091236 (1992-02-01), Keller et al.
patent: 5178942 (1993-01-01), Frognet et al.

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