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Title:
TABLET FOR LASER PRINTING AND PROCESS FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2015/186693
Kind Code:
A1
Abstract:
Provided is a tablet for laser printing on which easily recognizable characters can be printed and in which a drug unstable to light can be protected from exposure to laser light. This tablet for laser printing is characterized by comprising a tablet containing a drug that is unstable to light, a first coating layer with which the tablet is coated and which contains a discoloration-inducing oxide, and a second coating layer with which the first coating layer is coated and which contains a discoloration-inducing oxide, the concentration of the discoloration-inducing oxide in the second coating layer differing from the concentration of the discoloration-inducing oxide in the first coating layer. It is preferable that the first coating layer contains 10-50 mass% discoloration-inducing oxide and that the concentration of the discoloration-inducing oxide in the second coating layer is lower than the concentration of the discoloration-inducing oxide in the first coating layer.

Inventors:
HOASHI YOHEI (JP)
IKUTA SHOTARO (JP)
Application Number:
PCT/JP2015/065870
Publication Date:
December 10, 2015
Filing Date:
June 02, 2015
Export Citation:
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Assignee:
NIPRO CORP (JP)
International Classes:
A61K47/02; A61J3/06; A61K9/44; A61K31/47; A61K31/505; A61K31/5513; A61K45/00; A61K47/38
Domestic Patent References:
WO2006126561A12006-11-30
Foreign References:
JP2014047161A2014-03-17
JP2015120678A2015-07-02
Attorney, Agent or Firm:
Shinjyu Global IP (JP)
fresh green -- a global IP patent business corporation (JP)
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