Patent classifications
C
CHEMISTRY; METALLURGY
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C08
ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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C08J
WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
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9/00
Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
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C08J9/04
using blowing gases generated by a previously added blowing agent
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C08J9/06
by a chemical blowing agent
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C08J9/10
developing nitrogen; , the blowing agent being a compound containing a nitrogen-to-nitrogen bond
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