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Title:
TONING ASSISTANCE SYSTEM AND TONING ASSISTANCE METHOD
Document Type and Number:
WIPO Patent Application WO/2018/173538
Kind Code:
A1
Abstract:
The present invention provides a toning assistance system that performs substantial matching with a target color by mixing an additive colorant to a toning colorant solely on the basis of light intensities of the respective three primary colors RGB without having to prepare a huge database or color samples in advance. The toning assistance system is provided with: a colorimetric sensor which measures the light intensity of each of three primary colors of light for a colored workpiece having a target color and for a test piece coated with a toning colorant selected as a starting color; and a toning assistance device which determines an additive colorant to be added to the toning colorant and an additive proportion thereof, with respect to a component selected from the three primary colors of light on the basis of an intensity difference between the color light intensity of the colored workpiece and the color light intensity of the test piece.

Inventors:
MATSUO KAZUHIKO (JP)
Application Number:
PCT/JP2018/004527
Publication Date:
September 27, 2018
Filing Date:
February 09, 2018
Export Citation:
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Assignee:
STRAWB INC (JP)
SONDECX CO LTD (JP)
International Classes:
G01J3/50; C09D5/00; C09D7/80; C09D201/00; G01J3/46
Foreign References:
JP2017025139A2017-02-02
JP2008168444A2008-07-24
JP2004117125A2004-04-15
JP2017003297A2017-01-05
Attorney, Agent or Firm:
ONO, Shinjiro et al. (JP)
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