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:
May. 28, 1996
Filed:
Mar. 06, 1995
Showa Denko K.K., Tokyo, JP;
Abstract
A medical bag comprised of a laminate film, sheet or tube composed of three layers or more comprising an outer layer and an inner layer, at least said inner layer of said inner and outer layers in contact with a liquid contained in the bag comprises a high-density polyethylene resin having a density of 0.945 g/cm.sup.3 or more and an Mw/Mn value of 4.0 or less or a composition comprising said high-density polyethylene resin and, added thereto, less than 60% by weight of a low-density polyethylene resin having a density of 0.930 g/cm.sup.3 or less produced by a radical polymerization; and an intermediate layer comprising a composition composed of a linear, low-density polyethylene resin having a short-chain branching and a density of 0.920 g/cm.sup.3 or less and, added thereto, less than 15% by weight of a high-density polyethylene resin having a density of 0.945 g/m.sup.3 or more and an Mw/Mn value of 4.0 or less, said inner layer, intermediate layer and outer layer being in the following relationship of a thickess ratio: