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Title:
FILM LAMINATE
Document Type and Number:
Japanese Patent JP2012091430
Kind Code:
A
Abstract:

To provide a photosensitive resin film that can form a film having a superior heat resistance by forming a pattern of forward tapered shape or rectangular shape in high resolution even if a thick film.

A film laminate has a base material film and a photosensitive resin film. In the film laminate, the photosensitive resin film contains (a) alkaline soluble polyimide, (b) unsaturated bond machine content polymerizable compound, (c) photopolymerization initiator, and (d) thermal crosslinking agent; the photosensitive resin film is formed in thickness direction, of two or more layers from which composition of resin differs; and the innermost layer of the photosensitive resin film formed in the base material film side is small in absorbance in wavelength 405 nm compared with the outermost layer of the photosensitive resin film formed in the opposite base material film side.


Inventors:
KASUMI KENICHI
SHINOHARA HIDEKI
SAWAMURA TAIJI
Application Number:
JP2010241728A
Publication Date:
May 17, 2012
Filing Date:
October 28, 2010
Export Citation:
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Assignee:
TORAY INDUSTRIES
International Classes:
B32B27/34; G03F7/004; G03F7/037; G03F7/095
Domestic Patent References:
JP2008281597A2008-11-20
JP2005208523A2005-08-04
JP2005331695A2005-12-02
JP2005227398A2005-08-25
JP2009020246A2009-01-29
JP2007133377A2007-05-31
JP2009009107A2009-01-15
JP2005202066A2005-07-28
JP2007310201A2007-11-29
JP2009258471A2009-11-05
JP2008281597A2008-11-20
JP2005208523A2005-08-04
JP2005331695A2005-12-02
JP2005227398A2005-08-25
JP2009020246A2009-01-29
JP2007133377A2007-05-31
JP2009009107A2009-01-15



 
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