The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 04, 1989
Filed:
Sep. 24, 1987
Mutsuo Akao, Kanagawa, JP;
Takeshi Kato, Saitama, JP;
Fuji Photo Film Co., Ltd., Kanagawa, JP;
Abstract
A packaging bag for a sheet for electrophoresis comprising a polyethylene resin layer containing more than 50 wt. % of polyethylene resin having a density of 0.935 to 0.970 g/cm.sup.3 and a melt index of 0.1 to 1.5 g/10 minutes, the thickness of said polyethylene resin layer is 70 to 200 .mu.m, and haze of said bag is 15 to 95%. This packaging bag is excellent is moistureproofness capable of preserving the sheets for electrophoresis without deterioration of quality, and the sheets for electrophoresis can be inspected from the outside. This packaging bag has not the problem as the packaging material for the sheet for electrophoresis such as curling, insertion nor blocking, and it is inexpensive.