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Fumio Hirota Patents |
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Inventor: Hirota; Fumio
Address: Ibaraki, JP
No. of patents: 3
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 6279356 |
Warp-knitting fabric exhibiting interference color tone |
August 28, 2001 |
| A warp-knitted fabric comprising a dark-colored base weave and an insertion weave of a lighter color than the base weave, wherein the base weave has formed therein mesh-like gaps with a maximum length of 0.5-15 mm which are present at 5-200 per square inch. The knitted fabric exhibits co |
| 5106905 |
Colorants, polyester fibers mass-colored therewith and process for spinning mass-colored polyest |
April 21, 1992 |
| A heat resistant colorant for mass-coloring polyester such as polyethylene terephthalate, containing 100 parts of pigments and/or dyes and 42.about.2,000 parts of a liquid aliphatic polyester dispersing medium having a viscosity at 25.degree. C. not exceeding 150 poises and a hydroxy |
| 4879335 |
Black liquid colorant and polyester fibers dope-dyed therewith |
November 7, 1989 |
| A black liquid colorant for dope dyeing of polyester fibers, comprising 5-50 wt % carbon black obtained by wet-oxidation with peroxide and subsequent neutralization of a gas phase oxidized carbon black, and 95-50 wt % liquid dispersion medium such as liquid polyester. Black polyester |
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