A diskette jacket is made from biaxially-oriented polyester film containing particles of a different polymer which provide a matte finish that aesthetically masks scratches and smudges. The polyester film provides better resistance to pillowing and to scratching as compared to the polyvinylchloride diskette jackets of the prior art.
申请公布号
US4413298(A)
申请公布日期
1983.11.01
申请号
US19810260709
申请日期
1981.05.05
申请人
MINNESOTA MINING AND MANUFACTURING COMPANY
发明人
PECSOK, ROGER L.;MCCREA, JR., RAY G.;LAMPHERE, CRAIG F.