denier (Total 902 Patents Found)

Denier (902 Patents Found)
An improved process for the production of ultralow denier, high-strength polybenzimidazole filaments is provided. A solution of the polymer is extruded vertically downward through a plurality of extrusion orifices into a gaseous atmosphere before being passed through a liquid coagulation bath. During their passage from...
The present invention provides a nonwoven fabric made of fine denier filaments of superior bulkiness, heat insulation property and tensile strength, and a production method thereof. This nonwoven fabric is made of fine denier filaments produced by first preparing. First a thermoplastic polymer component "A", th...
L'invention porte sur un procédé et sur un appareil de trempe pour un filage par fusion de filaments polymères continus ayant une uniformité améliorée de denier et de ténacité. Des filaments polymères sont extrudés à partir d'un matériau polymère fondu (non représenté) à travers les capillaires ...
The present invention discloses a preparation method of polyester cord fabric with low denier and high modulus, including steps of: spinning, reducing melt discharge volume for extruding yarn with denier of 500-1000 D; using high-speed motor and heat roller, spinning speed of 6000-6500 m/min to produce raw yarn; perfor...
A method for forming a filter rod may include providing a bale of crimped tow band having about 10 denier per filament or greater and about 20,000 total denier or less, the crimped tow band comprising a plurality of cellulose acetate filaments; and placing the crimped tow band in an apparatus so as to form a filter rod...
The present invention discloses a method of draw warping a plurality of partially oriented synthetic continuous filaments traveling in parallel side by side relation to produce denier variations randomly along the length of each filament and randomly from filament to filament. This is accomplished by transporting the f...
The invention mainly discloses a preparation process for fine denier and superfine denier polypropylene fibers, which comprises the following steps of: adopting a spinning special material of which the melting point is between 165 and 175 DEG C; in a spinning device, extruding and melting the spinning special material ...
A woven textile fabric is disclosed which is formed of synthetic yarns of at least two different deniers to which a solid polymeric film is laminated. An adhesive polymeric coating is provided for adhering the solid polymeric film to the woven textile fabric. The combination of yarns of different deniers provides a sup...
A method and apparatus for space-dyeing yarns, particularly fine denier yarns, including the steps of wrapping a plurality of feed yarns with a sacrificial wrapper yarn to form a composite yarn bundle, space-dyeing the composite yarn bundle, removing the wrapper yarn from around the feed yarns, and separating the feed ...
The invention provides a production method of polyamide 6-fine-denier fully-drawn black original silk. The method includes the following steps that polyamide slices and black master batch are evenly mixed by weight, and the addition proportion of the black master batch is 3-7%; the mixture enters an extruder through a ...
The invention discloses a production method for producing interwoven fabrics by using a plurality of fine-denier warp silks and short fibers. The fine-denier warp silks comprise complete-extinction polyester silks and cationic polyester silks which are same in deniers; during production, the cationic polyester silks ar...
A zoned moisture management garment is presented, which provides one-way moisture transport from a wearer's body and zones of different moisture management performance. By incorporating dissolvable yarns, removable by a printable paste, with non-dissolvable yarns of different denier per filament, zoned garments wit...
【課題】 ポリ(トリメチレンテレフタラート)の微細デニール糸の提供 【解決手段】 本発明は微細デニールポリ(トリメチレンテレフタラート)フィード糸および延伸糸さらにそれらの製造に関する。この糸は、実際の延伸倍率が、...
The utility model relates to a melt spinning assembly capable of improving the quality of ultrafine denier yarns, which can be used for ultrafine denier yarn melt spinning. The assembly comprises an assembly shell, a distribution cup mechanism is arranged in the assembly shell, and a spinning plate and a tightening cla...
本发明涉及一种超细旦、多孔锦纶面料的织造方法。它需要解决超细旦锦纶长丝织造难、多毛丝、易断经、效率较低的问题。本发明方法对整经-并轴-上浆-分绞-穿综-织造各步骤优选出了特定参数,从而织造出布面光滑、轻薄柔软、手感滑糯的...
A polyester containing aromatic moieties is contacted with microorganisms having the activity of decomposing the polyester to decompose or reduce it. Preferably, either or both of Trichosporon FERM BP-6445 or Arthrobacter FERM BP-6444 was contacted with the polyester to decompose or reduce it. A fiber made of the p...
The invention discloses a production method of circular-blow multi-end bright profiled polyester filament yarns more than 3dpf (denier per filament), which is characterized in that a melt conveying pipe is used for conveying melt within a temperature range of from 277 DEG C to 283 DEG C; a spinning box is used for spin...
This invention relates to a new nonwoven material which has very high Frazier permeability while having substantial hydrostatic head liquid barrier properties. The material is comprised of fibers which are approximately one denier and finer fibers which have sufficient strength properties so as not to need a support sc...
A composition for making polyamide fiber, comprising (a) about 85 to about 99.9% by weight, preferably about 90 to about 99.5% by weight, more preferably about 95 to about 99.5%, such as about 95 to about 99% by weight of a polyamide, based on the total weight of the composition; (b) about 0.1% to about 15% by weight, ...
【課題】本発明は、ポリエステル繊維織物が本来有する、優れた耐候性、および寸法安定性に加えて、耐破れ性および軽量性に優れ、パラグライダーの様に特に軽量性を重視する風圧を利用するスポーツ用具に好適な布帛とすることので...
The present invention discloses and claims a novel process for the heat treatment of high denier filaments of a thermotropic liquid crystalline polymer. Preferred embodiments include process for the formation of heat treated filaments of a few wholly aromatic polyesters and polyesteramides. The process involves: (a) he...
The invention provides a method for preparing anti-bacterial fine-denier hollow staple fibers through waste regenerated polyester bottle chips. The anti-bacterial fine-denier hollow staple fibers with the fineness of 0.65dt-1.5dt are obtained with the waste regenerated polyester bottle chips and anti-bacterial master b...
Polyesters containing aromatic groups are biodecomposed e.g. for the purposes of denier reduction of fibres, by contact with selected microorganisms possessing the necessary activity. Process for decomposing a polyester containing aromatic groups comprises contacting the polyester with a microorganism which has the ac...
A series of nonwoven webs and the processes for their production are disclosed. The resultant webs have equal or superior strength characteristics to conventional nonwoven fabrics made using spunbond processes but their constituent fibers are of a finer diameter. This is accomplished through a process of melt blowing a...
Disclosed is to provide a manufacturing method for polyester fine denier multifilament. The length of a protective delay shroud of the radial outer-flow quenching system used in melt spinning process for manufacturing fine hollow polyester filaments is expressed as (2˜8060×throughput÷filaments square), and the lengt...