Thermography

Full Title

Duplicating or marking methods; Sheet materials for use therein > Thermography

Classification Context

Section:

PERFORMING OPERATIONS; TRANSPORTING

Class:

PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS

Subclass:

PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING

Related Keywords

Child Classifications

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• B41M 5/28 using thermo-chromic compounds or layers containing liquid crystals, microcapsules, bleachable dyes or heat decomposable compounds, e.g. gas liberating
• B41M 5/3 using chemical colour formers
• B41M 5/34 Multicolour thermography
• B41M 5/36 using a polymeric layer, which may be particulate and which is deformed or structurally changed with modification of its properties, e.g. of its optical, hydrophobic-hydrophilic, solubility or permeability properties
• B41M 5/382 Contact transfer or sublimation processes
• B41M 5/398 Processes based on the production of stickiness patterns using powders
• B41M 5/4 characterised by the base, intermediate or covering layers; Heat, radiation filtering or absorbing means or layers; combined with layers or compositions suitable for other methods of image registration; Special originals for reproduction by thermography