Thermosetting anti-reflective coatings compositions

Details Thermosetting anti-reflective coatings compositions Thermosetting anti-reflective coatings compositions

Filed on

1995-08-21

Date issued

1997-12-02

Examiner

Wilson, D. R.

Patent Class

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

SubClass

Synthetic resins

SubSubClass

Processes of preparing a desired or intentional composition...

Other Related Categories

522904, 525510, 525514, 525523, 525533, 524284, 524360, 524366, 524379, 4302701, 4302711, C08L 6300, C08L 6120, C08F28310, C08K 504

Type

Patent

Status

active

Patent number

056936915

Description

ABSTRACT:
A thermosetting anti-reflective coating and method for making and using the same is disclosed for a broad range of exposure wavelengths, said coating containing an active curing catalyst, ether or ester linkages derived from epoxy functionality greater than 3.0, a dye-grafted hydroxyl-functional oligomer, and an alkylated aminoplast crosslinking agent, all present in a low-to-medium alcohol-containing solvent.

REFERENCES:
patent: 3624013 (1971-11-01), Sekmakas et al.
patent: 3956043 (1976-05-01), Zahir et al.
patent: 4316940 (1982-02-01), Thornley
patent: 4508724 (1985-04-01), Taylor, Jr. et al.
patent: 4544691 (1985-10-01), Dexter et al.
patent: 4657842 (1987-04-01), Finter et al.
patent: 5482817 (1996-01-01), Dichiara et al.
Lee et al., "Handbook of Epoxy Resins", McGraw-Hill Book Co., pp. 10/14-15 (1982 Reissue).

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