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Removal of metal contaminants in polymerization processes
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Union Carbide Corporation |
Stable phenolic resoles
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1975-09-26 |
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Union Carbide Corporation |
Methyl formate as an adjuvant in phenolic foam formation
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Maruzen Oil Co Ltd |
Process for purifying halogenated alkenyl-phenol polymers
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Phenolic chelate resin and method of adsorption treatment
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Chelate resins prepared from the cured reaction product of a polyalkylenepolyamine and epoxide
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Minnesota Mining And Manufacturing Company |
Barrier resin for photothermographic color separation
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E. I. Du Pont De Nemours And Company |
Process for etching nonphotosensitive layer under washoff photopolymer layer
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E. I. Du Pont De Nemours And Company |
Process for etching single photopolymer layer utilizing chemically soluble pigments
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Atlantic Richfield Company |
Purification of polymer solutions
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Tokyo Ohka Kogyo Co Ltd |
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Tokyo Ohka Kogyo Co., Ltd. |
Developing solution for positive-working photoresist comprising a metal ion free organic base and an anionic surfactant
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Removal of metals from solutions
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Method for neutralizing acidic novolak resin in a lithographic coating composition
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Developing solution for positive type photoresist
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1988-02-03 |
Ucb Sa |
Photosensitive compositions containing phenolic resins & diazoquinone compounds
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Hitachi Chem Co Ltd |
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Photoresist composition including polyphenol and sensitizer
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Mitsubishi Gas Chemical Company, Inc. |
Positive type photoresist developer
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Hoechst Ag |
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Hoechst Celanese Corporation |
Developer composition for positive working color proofing films
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Hoechst Celanese Corp. |
Acrylic copolymers exhibiting nonlinear optical response
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Method for removing metal impurities from resist components
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Method for removing impurities from resist components and novolak resins
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Clariant Finance (Bvi) Ltd., Road Town, Tortola |
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Hoechst Celanese Corporation |
Metal ion reduction in bottom anti-reflective coatings for photoresists
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Metal ion reduction in polyhydroxystyrene and photoresists
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Process for producing a developer having a low metal ion level
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Metal ion reduction in the raw materials and using a Lewis base to control molecular weight of novolak resin to be used in positive photoresists
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Purification process
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Process for producing surfactant having a low metal ion level and developer produced therefrom
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