Stock material or miscellaneous articles – Sheet including cover or casing – Complete cover or casing
Patent
1995-01-31
1996-04-23
Ryan, Patrick J.
Stock material or miscellaneous articles
Sheet including cover or casing
Complete cover or casing
53474, 206204, 428913, 428 343, 428 352, B32B 900
Patent
active
055101666
ABSTRACT:
Disclosed are an inhibitor parcel comprising (a) a composition comprising an unsaturated fatty acid compound as its main ingredient and (b) a permeable diffusing-parcelling material prepared by laminating and bonding an oxygen-permeable resin layer onto one side of a base sheet made of a fibrous material and an adhesive or onto one adhesive-coating side of a base sheet made of a fibrous material, then laminating and bonding thereonto an oxygen-permeable resin layer and laminating and bonding a porous film of low softening point resin or a low softening point unwoven fabric onto the other side of the base sheet, said permeable diffusing-parcelling material (b) having an oxygen permeability of 10.sup.4 to 10.sup.6 ml/m.sup.2.Atm.Day and a (water vapor permeability/oxygen permeability) ratio of 0.02 H.sub.2 O mg.Atm/O.sub.2 ml! or above at 25.degree. C. at a relative humidity of 50% and said composition (a) being parcelled by said permeable diffusing-parcelling material (b) and an inhibitor parcel for use in electronic devices and electronic parts which comprises said inhibitor parcel and a method for preserving electronic devices and electronic parts using said inhibitor parcel.
Harima Yoshihiko
Inoue Yoshiaki
Murabayashi Shigeru
Nagasaka Takeshi
Yoshikawa Yoshio
Jewik Patrick R.
Mitsubishi Gas Chemical Company Inc.
Ryan Patrick J.
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