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US 8,283,287 B2Granted
Thermosensitive recording material
AssigneeRicoh Company, Ltd.
InventorsHideo Aihara, Ichiro Sawamura, Hiroshi Tohmatsu, Shinji Okada, Hirokazu Watari
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Abstract
A thermosensitive recording material including a support, a thermosensitive recording layer composed mainly of a leuco dye and a developer, provided on one surface of the support, and a back layer provided on the other surface of the support, wherein the back layer contains an isobutylene-maleic anhydride copolymer ammonium salt, and at least one of an aziridine compound, and a cross-linked product of the isobutylene-maleic anhydride copolymer ammonium salt and the aziridine compound.
Claims10
A thermosensitive recording material comprising:
- a support,
- a thermosensitive recording layer composed mainly of a leuco dye and a developer, provided on one surface of the support, and
- a back layer provided on the other surface of the support,
- wherein the back layer contains an isobutylene-maleic anhydride copolymer ammonium salt, and at least one of an aziridine compound, and a cross-linked product of the isobutylene-maleic anhydride copolymer ammonium salt and the aziridine compound,
- wherein the thickness of the back layer is 1 μM to 50 μM, and
- wherein the aziridine compound is 2,2-bis(hydroxymethyl)butanoltris[3-(1-aziridinyl)propionatel].
3 more elements
Dependencies are inferred from the claim text.