Title:
MEDICAL MOLDED ARTICLE
Document Type and Number:
Japanese Patent JPH11255835
Kind Code:
A
Abstract:
To provide medical molded articles composed of propylene based resin materials excellent in radiation-resistant properties with a small change in mechanical properties without surface tackiness and change in hue.
Propylene based resin materials which comprise, as the major component, a propylene based polymer comprising 100-80 mol.% constituting units derived from propylene and 0-20 mol.% constituting units derived from a comonomer selected from ethylene and 4-20C α-olefins and have a melt flow rate(MFR) of 0.5-100 g/10 min, a memory effect of 0.9-1.3, an average elution temperature of 75-120°C, and a degree of dispersion of elution of 9 or less are molded into medical molded articles.
Inventors:
OGASAWARA TAKESHI
OSEGAKI KIMIHO
KOBAYASHI TATSUO
KAWAI SHIGENOBU
TAYANO TAKAO
OSEGAKI KIMIHO
KOBAYASHI TATSUO
KAWAI SHIGENOBU
TAYANO TAKAO
Application Number:
JP7646698A
Publication Date:
September 21, 1999
Filing Date:
March 11, 1998
Export Citation:
Assignee:
JAPAN POLYCHEM CORP
International Classes:
A61J1/10; A61L31/00; C08F4/64; C08F4/6592; C08F210/06; C08L23/14; (IPC1-7): C08F210/06; A61J1/10; A61L31/00; C08F4/64; C08L23/14
Attorney, Agent or Firm:
Takano Mifune