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IG Farbenindustrie AG
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IG Farbenindustrie AG
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Publication of FR668142ApublicationCriticalpatent/FR668142A/fr
C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
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FR668142D1927-09-011928-08-28Procédé pour la fabrication de matières artificielles
ExpiredFR668142A
(fr)