VEHICLE-WINDSHIELD-GLASS INTERMEDIATE FILM, ROLLED BODY, AND VEHICLE WINDSHIELD GLASS

WIPO Patent Application WO/2015/156365

A1

The purpose of the present invention is to provide: a vehicle-windshield-glass intermediate film which makes it possible to produce a vehicle windshield glass with high yield by using a vacuum degassing method, and which has concavities formed in a ruled-line pattern; a rolled body of said vehicle-windshield-glass intermediate film; and a vehicle windshield glass which uses said vehicle-windshield-glass intermediate film. The present invention pertains to a vehicle-windshield-glass intermediate film having a plurality of concavities and a plurality of convexities on one or more surfaces thereof, wherein: the floor sections of the concavities have a continuous groove shape; adjacent concavities are regularly arranged in parallel with one another; and furthermore, the slope of the groove-shaped concavities having continuous floor sections is 35° or more relative to the direction of flow of the film when producing the vehicle-windshield-glass intermediate film.

NAKAYAMA KAZUHIKO (JP)
INUI HIROAKI (JP)
KITANO HIROFUMI (JP)

PCT/JP2015/061143

October 15, 2015

April 09, 2015

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SEKISUI CHEMICAL CO LTD (JP)

C03C27/12; B32B7/022; B32B7/027; B60J1/00

WO2015016365A1

2015-02-05

JP2012092202A	2012-05-17
JP2001163641A	2001-06-19
JP2003128442A	2003-05-08
JP2001150540A	2001-06-05
JP2003212614A	2003-07-30
JPH06127983A	1994-05-10

See also references of EP 3130569A4

YASUTOMI & Associates (JP)
Patent business corporation Yasutomi international patent firm (JP)

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