Dual-sided daylight redirecting film

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United States of America Patent

PATENT NO 9250368
APP PUB NO 20140198390A1
SERIAL NO

14232695

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Abstract

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Dual-sided daylight redirecting films include an optical substrate with two solar light redirecting layers disposed on the major surfaces of the optical substrate. The light redirecting layers are microstructured surfaces forming a plurality of prism structures. At least one of the microstructured surfaces is an ordered arrangement of a plurality of asymmetric refractive prisms, and the two solar light redirecting layers are not identical or mirror images. Articles may be prepared that include the dual-sided daylight redirecting film and one or more glazing substrates.

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Patent Owner(s)

  • 3M INNOVATIVE PROPERTIES COMPANY

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hao, Bing Woodbury, US 52 233
Marttila, Charles A Shoreview, US 33 566
Padiyath, Raghunath Woodbury, US 70 1437

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