0502745-A2 is referenced by 40 patents and cites 3 patents.

A biaxially oriented laminated film having at least three layers has excellent abrasion resistance and electromagnetic conversion property when the film is used as the base film of a magnetic recording media. The biaxially oriented laminated film comprises at least one outermost layer containing particles A, the particle density ratio at a surface layer of the particles A is not less than 0.01, and the mean primary particle size D of the particles A and the thickness T of the outermost layer containing the particles A satisfies the equation; D</= T</= 200D.

Title
Biaxially oriented laminated film.
Application Number
EP19920301933 19920306
Publication Number
0502745 (A2)
Application Date
March 6, 1992
Publication Date
September 9, 1992
Inventor
Fukuyama Takeo
JP
Minamizawa Hidehito
JP
Abe Koichi
JP
Okazaki Iwao Lionsmansion Jyur
JP
Assignee
Toray
JP
IPC
G11B 05/704
G11B 05/64
B32B 27/18
G11B 05/62
B32B 27/18
G11B 05/733
B32B 27/18
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