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Patent Searching and Data


Title:
SPUN LACE NONWOVEN FABRIC
Document Type and Number:
WIPO Patent Application WO/2018/193775
Kind Code:
A1
Abstract:
In a spun lace nonwoven fabric having a pattern, the present invention makes it possible to assure the visibility of the pattern by making the boundaries of open hole parts and closed hole parts clear in a pattern that includes a plurality of open hole parts. The spun lace nonwoven fabric (9) has a patterned region (9g) in which a pattern (40) is present and a non-patterned region (9h) outside of the patterned region. The pattern includes a plurality of open hole parts (40a). In a part showing the patterned region within a grayscale image of the spun lace nonwoven fabric, each of a black gradation region and a white gradation region includes a gradation having a peak for a local maximum value for the number of pixels, and the ratio of the number of pixels in the region in the center gradation of an intermediate gradation region to the local maximum value for the number of pixels in the black gradation region is 2 or less.

Inventors:
KIMURA, Akihiro (1531-7 Wadahama, Toyohama-cho, Kanonji-sh, Kagawa 02, 〒7691602, JP)
DETANI, Ko (1531-7 Wadahama, Toyohama-cho, Kanonji-sh, Kagawa 02, 〒7691602, JP)
SEMBO, Shinichiro (1531-7 Wadahama, Toyohama-cho, Kanonji-sh, Kagawa 02, 〒7691602, JP)
Application Number:
JP2018/010584
Publication Date:
October 25, 2018
Filing Date:
March 16, 2018
Export Citation:
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Assignee:
UNICHARM CORPORATION (182 Shimobun, Kinsei-cho Shikokuchuo-sh, Ehime 11, 〒7990111, JP)
International Classes:
D04H1/495; D04H1/498
Domestic Patent References:
WO2012073544A12012-06-07
WO2017064896A12017-04-20
Foreign References:
JPH05321110A1993-12-07
JP2000045161A2000-02-15
Attorney, Agent or Firm:
AOKI, Atsushi et al. (SEIWA PATENT & LAW, Toranomon 37 Mori Bldg. 5-1, Toranomon 3-chome, Minato-k, Tokyo 23, 〒1058423, JP)
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