The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 6936350 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 30, 2005

Filed:

Feb. 12, 2001
Applicants:

Ursula Murschall, Nierstein, DE;

Herbert Peiffer, Mainz, DE;

Gottfried Hilkert, Saulheim, DE;

Hans Mahl, Walluf, DE;

Inventors:

Ursula Murschall, Nierstein, DE;

Herbert Peiffer, Mainz, DE;

Gottfried Hilkert, Saulheim, DE;

Hans Mahl, Walluf, DE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B027/06 ; B32B027/18 ; B32B027/20 ; B32B027/36 ;
U.S. Cl.
CPC ...
Abstract

The present application relates to a white, biaxially oriented, flame-retardant, UV-resistant polyester film with at least one base layer which comprises, based on the weight of the base layer, from 2 to 60% by weight of a cycloolefin copolymer (COC), where the glass transition temperature of the COC is within the range from 70 to 270° C. The film also comprises from 0.01 to 5.0% by weight of a UV stabilizer as light stabilizer and also comprises from 0.5 to 30% by weight of flame retardant, based in each case on the weight of the layer comprising the UV stabilizer and/or comprising the flame retardant. The film of the invention is suitable for packing foods or other consumable items which are sensitive to light and/or to air, or for use in industry, e.g. in the production of hot-stamping foils or as a label film, or for image-recording papers, printed sheets or magnetic recording cards.


Find Patent Forward Citations

Murschall, Ursula. (2005). White, biaxially oriented, flame-retardant and uv-resistant polyester film with cycloolefin copolymer, its use and process for its production (U.S. Patent No. 6936350). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6936350

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