Method for manufacturing a diffuser for a backlight module

Details Method for manufacturing a diffuser for a backlight module Method for manufacturing a diffuser for a backlight module

2007-08-21

2007-08-21

Duda, Kathleen (Department: 1756)

Radiation imagery chemistry: process, composition, or product th

Imaging affecting physical property of radiation sensitive...

Making named article

C430S395000

Reexamination Certificate

active

10754725

ABSTRACT:
A method for manufacturing a diffuser for a backlight module is disclosed. The method includes providing a transparent substrate; forming a first transparent photoresist layer on the transparent substrate; spreading a plurality of masking particles on the first transparent photoresist layer; exposing and developing the first transparent photoresist layer; removing the masking particles; etching the exposed region of the first transparent photoresist layer to form a first scattering array; and optionally forming a passivation layer on the first transparent photoresist layer.

REFERENCES:
patent: 4664748 (1987-05-01), Ueno et al.
patent: 6428943 (2002-08-01), Wells et al.
patent: 6962844 (2005-11-01), Stasiak
patent: 7005079 (2006-02-01), Chao et al.

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