B - Operations – Transporting – 32 – B
Patent
B - Operations, Transporting
32
B
154/108, 117/183
B32B 7/02 (2006.01) C09K 3/18 (2006.01) D06M 23/08 (2006.01) D06N 3/10 (2006.01)
Patent
CA 1137364
ABSTRACT OF THE DISCLOSURE A water-impermeable sheet material capable of preventing formation of water drops thereon, has one or two water-impermeable layers, at least one of which layers holds, on the surface thereof, a water drop-preventing agent consisting of at least one hydrophilic but water- -insoluble substance, at least a portion of the water drop- -preventing agent being exposed to the ambient atmosphere.
346982
Hiraoka Yoshiji
Obayashi Tsutomu
Goudreau Gage & Associates
Hiraoka & Co. Ltd.
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