Opaque film compositions

Details Opaque film compositions Opaque film compositions

1998-07-29

1999-08-31

Copenheaver, Blaine

Stock material or miscellaneous articles

Structurally defined web or sheet

Including components having same physical characteristic in...

156229, 2642107, 4283157, 4283159, 4283179, 4283186, 428324, 428910, B29C 5512, B32B 326, B32B 2732

Patent

active

059452056

ABSTRACT:
An opaque, biaxially-oriented polymeric film contains a matrix of (i) a thermoplastic polymeric material in which there are dispersed (ii) void-initiating solid particles, about which there are located opacifying voids, and a minor amount of (iii) a light-absorbing pigment particles having lamellar morphology.

REFERENCES:
patent: 4168986 (1979-09-01), Venis, Jr.
patent: 4758462 (1988-07-01), Park et al.
Hawley's Condensed Chemical Dictionary, Eleventh Edition, Van Nostrand Reinhold Co., New York, 1987, pp. 219, 576, (no month).
Whittington's Dictionary of Plastics, 1.sup.st Ed., Technomic Publishing Co., Inc., Stamford, CT, 1968, pp. 37, 119, 140, (no month).
Ullmann's Encyclopedia of Industrial Chemistry, Fifth, Completely Revised Edition, vol. A20, 1992, pp. 346-365, 367-369, (no month).
Kirk-Othmer, Encyclopedia of Chemical Technology, vol. 17, Third Edition, p. 813, Dec. 1982.

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