Photoresist develop and strip solvent compositions and method fo

Radiation imagery chemistry: process – composition – or product th – Imaging affecting physical property of radiation sensitive... – Making electrical device

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430313, 430325, 430329, 430331, G03F 732, G03F 742

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active

061270970

ABSTRACT:
Simple, environmentally friendly developers and strippers are disclosed for free radical-initiated, addition polymerizable resists, cationically cured resists and solder masks and photoresists. Both the developers and the strippers include benzyl alcohol, optionally also including a minor amount of methanol, ethanol, isopropyl alcohol, propylene glycol monomethylacetate, ethylene glycol monomethyl ether, formamide, nitromethane, propylene oxide, or methyl ethyl ketone, acetone and water.

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DuPont Material Safety Data Sheet for "Vacrel" 900 Series Photopolymer Film Solder Masks (Vapors), Printed Apr. 23, 1991 pp. 1-4.
IBM Data Sheets Dated Sep. 30, 1982 of Tradenames Vacrel .RTM.Series 900, 930, 930-A, pp. 1-4, with Attached Appendix, Notes 1 to 5.
Reader's Digest Complete Do-It-Yourself Manual, Reader's Digest Association, Inc. (Sep. 1981) p. 245.
Shaw, Jane, "Polymers for Electronic and Photonic Applications", p. 17 (1993).

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