| Patent Number |
Title Of Patent |
Date Issued |
| 6982118 |
Polyester type conjugate fiber package |
January 3, 2006 |
| A package of polyester type conjugate fiber of either a side-by-side type or an eccentric sheath/core type in which two kinds of polyester components are adhered to each other to form a single filament, wherein at least one of the components consisting of the single filament is polyt |
| 6949210 |
Composite fiber having favorable post-treatment processibility and method for producing the same |
September 27, 2005 |
| The present invention provides a polytrimethylene terephthalate composite fiber characterized in that the composite fiber is a plurality of single filament which comprises two kinds of polyester components laminated to each other in a side-by-side manner or an eccentric sheath-core manne |
| 6824869 |
Polyester type conjugate fiber package |
November 30, 2004 |
| A package of polyester type conjugate fiber of either a side-by-side type or an eccentric sheath/core type in which two kinds of polyester components are adhered to each other to form a single filament, wherein at least one of the components consisting of the single filament is polyt |
| 6709689 |
Drawn yarn package and production method therefor |
March 23, 2004 |
| The present invention provides a package of poly(trimethylene terephthalate) drawn yarn obtained by a direct spin-draw process of poly(trimethylene terephthalate), having an industrially practical winding amount and excellent in unwindability during high speed unwinding after storage |
| 6689461 |
False twisted yarn of polyester composite fiber and method for production thereof |
February 10, 2004 |
| The invention provides false twisted yarn of a polyester composite fiber characterized in that the fiber is composed of single-filaments which are laminated with two types of polyester components in a side-by-side or eccentrical core/sheath fashion, at least one of the two polyester |
| 6682815 |
Stretched yarn pirn |
January 27, 2004 |
| The invention provides a poly(trimethylene terephthalate) drawn yarn pirn. The drawn yarn pirn of the invention comprises poly(trimethylene terephthalate) drawn yarn having an intrinsic viscosity of 0.7-1.3 dl/g, a heat shrinkage stress-exhibiting initial temperature of 55.degree. C. or |
| 6673443 |
Polyester conjugate fiber pirn and method for producing same |
January 6, 2004 |
| The present invention provides a polyester-based conjugate fiber pirn that is formed by winding, in a pirn shape, a conjugate fiber wherein the fiber is formed from a single filament prepared by combining two types of polyester components in a side-by-side manner or in an eccentric s |
| 6620505 |
Poly(trimethylene terephthalate) modified cross-section yarn |
September 16, 2003 |
| The present invention is to provide a polytrimethylene terephthalate fiber having a trilobal type modified cross-section, composed of 95 mol % or more of trimethylene terephthalate repeating units and 5 mol % or less of other ester repeating units to have an intrinsic viscosity in a rang |
| 6572967 |
Poly(trimethylene terephthalate) multifilament yarn |
June 3, 2003 |
| The present invention provides a yarn suitable for stretch clothing, which yarn is a polytrimethylene terephthalte multifilamentary yarn having an intrinsic viscosity in a range from 0.7 to 1.1 dl/g, a single-filament size in a range from 3.3 to 8.9 dtex, an elongation at break in a rang |
| 6555220 |
Composite fiber having favorable post-treatment processibility and method for producing the same |
April 29, 2003 |
| The present invention provides a polytrimethylene terephthalate composite fiber characterized in that the composite fiber is a plurality of single filament which comprises two kinds of polyester components laminated to each other in a side-by-side manner or an eccentric sheath-core manne |
| 6495254 |
Poly(trimethylene terephthalate) fiber |
December 17, 2002 |
| According to the present invention, polytrimethylene terephthalate fiber is provided, which is high in toughness, uniform in fiber size and excellent in dyeing uniformity, whereby it is extremely suitable for a clothing use.Polytrimethylene terephthalate fiber according to the present invent |
| 6423407 |
Polytrimethylene terephthalate fiber |
July 23, 2002 |
| A polytrimethylene terephthalate fiber composed of a polytrimethylene terephthalate (PTT) comprising not less than 95 mole % of a polytrimethylene terephthalate repeating unit and having an intrinsic viscosity of from 0.7 to 1.3, wherein the fiber satisfies the following features: |
