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Title:
OPTICAL FILM REPLICATION ON LOW THERMAL DIFFUSIVITY TOOLING WITH CONFORMAL COATING
Document Type and Number:
WIPO Patent Application WO/2010/117569
Kind Code:
A3
Abstract:
A system and method for extrusion replication of microstructures to make microreplicated optical films. The system includes press roll and a replicating member. The replicating member includes a low thermal diffusivity material having a microreplicated outer surface or an organic material having a microreplicated outer surface. An inorganic conformal coating is disposed over the patterned outer surface of the organic or low thermal diffusivity material.

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Inventors:
BAY RANDY S (US)
CLARKE GRAHAM M (US)
CORRIGAN THOMAS R J (US)
JOHNSTON RAYMOND P (US)
LUECK BRIAN W (US)
SECOR ROBERT B (US)
Application Number:
PCT/US2010/027557
Publication Date:
February 03, 2011
Filing Date:
March 17, 2010
Export Citation:
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Assignee:
3M INNOVATIVE PROPERTIES CO (US)
International Classes:
B29C59/04; B29D11/00; B41M5/03
Foreign References:
US20030045412A12003-03-06
US5252360A1993-10-12
US20060251803A12006-11-09
JPH0688331B21994-11-09
Attorney, Agent or Firm:
VIETZKE, Lance L., et al. (Saint Paul, Minnesota, US)
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