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    • 2. 发明专利
    • DECORATIVE SHEET
    • JPH1058538A
    • 1998-03-03
    • JP21486996
    • 1996-08-14
    • MEIWA GRAVURE CO LTD
    • OSHIMA MASATAKAKITA YASUOKAMATA TAKESHI
    • G03H1/18A47G11/00B29C59/02B44C1/00
    • PROBLEM TO BE SOLVED: To form a shape which gives a special optical effect on the surface of a resin sheet material so as to obtain a sheet excellent in decorative property by providing a plurality of protrusions extending linearly with crested cross sections on the surface of the resin sheet material having draping property at each block. SOLUTION: On the surface of a resin sheet material 1 having draping property, a plurality of protrusions 2 which extend linearly and have crested cross sections are arranged at each of blocks which are arranged in different directions. The resin sheet material 1 is preferably transparent or semi-transparent. When the protrusions 2 are arranged in such a manner that the arranging direction of the protrusions 2, that is, a direction to which the ridges of the protrusions extending linearly having crested cross sections are directed are arranged at every different block, as incidence direction or incidence angle of light at each arrangement is different, various different patterns can be seen in the same decorative sheet, thereby improving design property and decorative property.