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IPC Main Group
C09K 9/00

Tenebrescent materials, i.e. materials for which the range of wavelengths for energy absorption is changed as a result of excitation by some form of energy

Introduced: July 1974

Last revised: January 2006

Classification Context

Section:
CHEMISTRY; METALLURGY
Class:
DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
Subclass:
MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR

Related Keywords

DARK trace or tenebrescent materialsmaterials exhibiting FLUORESCENCETENEBRESCENT [materials]

1 direct subcode

Child Classifications

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