| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a container made of a foamed polypropylene resin which has a plurality of accommodating portions capable of being used separately easily and which is used safely at heating in a microwave oven. <P>SOLUTION: The container made of the foamed polypropylene resin is prepared by thermoforming a foamed polypropylene resin sheet with a density of 90 to 180 kg/m<SP>3</SP>and a basis weight of 0.15 to 0.4 kg/m<SP>2</SP>and has a plurality of accommodating parts and the accommodating parts are connected with a jointing part, wherein the thickness of the jointing part is 0.7 to 2.5 mm and the jointing part has a perforation, which keeps cut parts and uncut parts arranged alternately, to separate the accommodating portions and also ratio of the length of the uncut and the cut in the perforation is 1:1 to 1:4 and also the length of the uncut is 0.3 to 2 mm and also both ends of accommodating part separating position of the perforation become a cut part. <P>COPYRIGHT: (C)2008,JPO&INPIT |
