Coating composition, antireflection film, photoresist and...

Details Coating composition, antireflection film, photoresist and... Coating composition, antireflection film, photoresist and...

2007-08-28

2007-08-28

Smith, Duane (Department: 1724)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

C427S164000, C427S402000, C427S169000, C428S480000

Reexamination Certificate

active

11190855

ABSTRACT:
To provide a coating composition useful to form an antireflection film having a refractive index lower than 1.4, excellent in water solubility and long-term stability in the form of a water solution. A coating composition containing a fluoropolymer having ionic functional groups (such as a fluoropolymer having polymer units of —CF2CF[O(CF2)3COOH]—), an acid and an aqueous medium.

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Machine translation of JP-08-044066.

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