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Title:
THREE-DIMENSIONAL STRUCTURE, ARTIFICIAL SEAWEED BED USING THE SAME AND ARTIFICIAL FISH-BREEDING REEF
Document Type and Number:
Japanese Patent JP2007169835
Kind Code:
A
Abstract:

To obtain a three-dimensional structure serving as an artificial seaweed bed or an artificial fish-breeding reef which has a simple structure, an improved handleability and excellent organism growth function as a seaweed bed function when especially applied to a small-scale river, pond, lake and marsh and ocean.

(1) The three-dimensional structure comprises a synthetic fiber containing at least partially a modified thermoplastic polyvinyl alcohol and has 0.4-0.98 void index K and 2-50 mm thickness in a woven or knitted fabric obtained by connecting both sides of a ground weave with a connecting yarn. (2) The three-dimensional structure comprises a thermoplastic filamentous material containing at least part of a modified thermoplastic polyvinyl alcohol and has 0.4-0.98 void index K and 2-50 mm thickness in a three-dimensional structure obtained by irregularly entangling a fibrous material. The artificial seaweed bed and the artificial fish-breeding reef are composed of the three-dimensional structure described in (1) or (2).


Inventors:
YAMAGUCHI SO
SAKOBE TADAYUKI
HAZAMA REIICHI
UENOYAMA TAKUYA
Application Number:
JP2005369960A
Publication Date:
July 05, 2007
Filing Date:
December 22, 2005
Export Citation:
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Assignee:
UNITIKA FIBERS LTD
International Classes:
D03D11/00; A01G33/00; A01K61/00; D01F6/90; D03D15/00; D03D25/00; D04B21/14; D04H3/07
Domestic Patent References:
JP2004036909A2004-02-05
JP2005117972A2005-05-12
JP2005087138A2005-04-07
JPH0921054A1997-01-21
JPH05148736A1993-06-15
JP2005120528A2005-05-12