TABLETTING PUNCH OR DIE FOR TABLET

PROBLEM TO BE SOLVED: To realize excellent durability and peeling properties in a tabletting punch or die, and, even if the surface thereof is provided with a coating layer, to surely prevent the peeling of the coating layer. SOLUTION: In the tabletting punch or die for a tablet, a tabletting surfac...

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Bibliographische Detailangaben
1. Verfasser:	SAWAGUCHI KAZUO
Format:	Patent
Sprache:	eng
Schlagworte:	BABY COMFORTERS CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICALPURPOSES DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY DEVICES FOR RECEIVING SPITTLE DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGINGPHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL ORADMINISTERING FORMS HUMAN NECESSITIES HYGIENE MEDICAL OR VETERINARY SCIENCE PERFORMING OPERATIONS PRESSES PRESSES IN GENERAL TRANSPORTING
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To realize excellent durability and peeling properties in a tabletting punch or die, and, even if the surface thereof is provided with a coating layer, to surely prevent the peeling of the coating layer. SOLUTION: In the tabletting punch or die for a tablet, a tabletting surface layer 5 comprises a base metal, and additionally comprises a hardening metal(s) different from the base metal, and further, the content of the hardening metal(s) is made high from the base metal toward the tabletting surface layer 5. The hardening metal(s) includes at least one selected from W, C, B, Ti, N and Cr. Further, regarding the tabletting punch or die for a tablet, the Ra (arithmetic average roughness of the surface) in the tabletting surface layer 5 is controlled to 0.1 to 5 μm. COPYRIGHT: (C)2007,JPO&INPIT