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Patent Searching and Data


Title:
HEAT-SENSITIVE RECORDING MATERIAL
Document Type and Number:
WIPO Patent Application WO/2017/047572
Kind Code:
A1
Abstract:
A heat-sensitive recording material obtained by forming a heat-sensitive recording layer, which contains a basic dye and a developer, on a supporting body. The developer is composed of at least one N-substituted amino acid derivative represented by general formula (1) (R-X)m-Y-(Z)m. (In formula (1), R represents an optionally substituted alkyl group or aryl group; X represents a group bonded to the N-terminus of Y, which is -OCO-, -SO2NHCO-, -NHCO-, -NHCS- or -SO2-; Y represents an amino acid residue or a peptide residue; Z represents a group bonded to the C-terminus of Y, which is an OH group or an OR" group; in cases where Y is an amino acid residue other than a cystine residue or a peptide residue having no cystine residue, m = 1; in cases where Y is a peptide residue having n cystine residues, m = n + 1; and n is 1 or 2.)

Inventors:
ISHIBASHI YOSHIMI (JP)
KINISHI RYOICHI (JP)
NAKAGAWA YOSHITO (JP)
Application Number:
JP2016/076929
Publication Date:
March 23, 2017
Filing Date:
September 13, 2016
Export Citation:
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Assignee:
SANKO CO LTD (JP)
International Classes:
B41M5/333; C07C275/28; C07C311/42; C07C311/58; C07C335/16; C07C323/59; C07K5/062; C07K5/083
Foreign References:
JPH09290566A1997-11-11
JPH0632060A1994-02-08
JP2015003403A2015-01-08
JP2010052137A2010-03-11
JP2005145935A2005-06-09
Other References:
See also references of EP 3342599A4
Attorney, Agent or Firm:
TANAI Sumio et al. (JP)
Sumio Tanai (JP)
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