A ply-twisted yarn, and fabric and article comprising the yarn, the yarn comprising: (a) at least one first yarn comprising at least 50 weight percent heat-resistant polymeric fiber, wherein at least 30 weight percent of the polymeric fiber present in said yarn is cut-resistant heat-resistant polymeric fiber having a cut resistance of 500 grams force or higher per ASTM F2992-15; and (b) at least one second yarn having a sheath/core construction with a sheath of halogenated self-extinguishing staple fibers and a core comprising at least one continuous elastomeric filament, wherein 60 to 95 weight percent of (b) is halogenated self-extinguishing fiber, and the halogenated self-extinguishing fiber being in contact with the elastomeric filament and being free or substantially free of inorganic fibers.

A flame-resistant cut-resistant fabric, and a glove or other article comprising the fabric, the fabric comprising: (a) at least one first yarn comprising at least 50 weight percent heat-resistant polymeric fiber, wherein at least 30 weight percent of the polymeric fiber present in the at least one first yarn is cut-resistant heat-resistant polymeric fiber having a cut resistance of 500 grams force or higher per ASTM F2992-15; and (b) at least one second yarn having a sheath/core construction with a sheath of halogenated self-extinguishing staple fibers and a core comprising at least one continuous elastomeric filament, wherein 60 to 95 weight percent of the at least one second yarn is halogenated self-extinguishing fiber, and the halogenated self-extinguishing fiber is in contact with the at least one continuous elastomeric filament, the second yarn being free or substantially free of inorganic fibers; the fabric having a maximum after-flame time of two seconds or less and weight loss of 5 weight percent of less when tested per NFPA-2112-2018.

Disclosed are a variable-temperature yarn with a continuous sense of cold and a manufacturing method thereof. A fiber of the variable-temperature yarn with a continuous sense of cold comprises a skin part and a core part, wherein the core part is wrapped in the skin part and is made of a PCM or phase-change energy-storage wax, and a cross-sectional area of the PCM or phase-change energy-storage wax accounts for 5%-70% of a cross-sectional area of the fiber. More PCMs can be directly injected into a fiber core, so that a textile product has a stronger sense of cold, the sense of continuous cold of the product is greatly improved, the requirement of users for cold experience is better met, and the market blank is filled.

Disclosed are an industrial polyamide yarn, a preparation method therefor, and the use thereof. The raw materials for producing the industrial polyamide yarn include at least 1,5-pentanediamine and a linear aliphatic dibasic acid; or polyamide 5X obtained by the polymerization of 1,5-pentanediamine and a linear aliphatic dibasic acid as monomers. The industrial polyamide yarn according to an embodiment has the characteristics of a low water absorption, a good dimensional stability, a high fracture strength, and a good heat resistance.

A temperature-sensing and humidity-controlling fiber includes a hydrophilic material and a temperature-sensing material. The temperature-sensing material has a lower critical solution temperature (LCST) between 31.2° C. and 32.5° C. when a light transmittance thereof is in a range from 3% to 80%, in which a wavelength of the light is between 450 nm and 550 nm.

The present invention relates to a belt comprising a warp yarn and a weft yarn, wherein the belt comprises a fused region along each longitudinal edge of the belt, said fused region being formed from the warp yarn, the weft yarn and a yarn provided for fusing the warp yarn and the weft yarn together.

A thermoelectric module includes two insulating substrates supporting a plurality of thermoelectric fingers. Each thermoelectric finger has alternating strips of n-type doped material and p-type doped material, wherein adjacent n-type doped strips and p-type doped strips are separated by and electrically coupled to conductive regions. The thermoelectric fingers run in a first direction and are spaced apart from each other. A plurality of holes in the insulating substrates are disposed between adjacent thermoelectric fingers, and area aligned with each other. A length of fabric yarn woven is in and out of substantially aligned holes in each substantially aligned set of holes.

In an infusibilized polyphenylene ether fiber of the present disclosure, an absorbance height ratio (A/B) between an absorbance height A at a wave number of 1694 cm.sup.−1 derived from C═O stretching vibration and an absorbance height B at a wave number of 1600 cm.sup.−1 derived from skeleton vibration due to carbon-carbon stretching of a benzene ring is 0.25 or more, and an absorbance height ratio (C/B) between an absorbance height C at a wave number of 1661 cm.sup.−1 derived from C═O stretching vibration and an absorbance height B at a wave number of 1600 cm.sup.−1 derived from skeleton vibration due to carbon-carbon stretching of a benzene ring is 0.75 or less, as measured by infrared spectroscopy.

The present invention relates to a method for manufacturing carbon composite fibers and carbon nanofibers, and more particularly, to a method for manufacturing carbon composite fiber with greatly improved specific tensile strength, specific modulus, electrical conductivity, and thermal conductivity.

A bed covering system adapted to be used by a user to stay comfortable during sleep. The bed covering system includes a blanket and a pillowcase. The blanket has different heat retention zones of at least one section of heavy material and at least one section of lighter material. The heavy material is of material that retains body heat of the user. The lighter material is of a material that allows the escape of body heat of the user and allows circulation of body heat of the user. The heavy material has a higher weave count to trap and retain heat, and the lighter material is of thinner materials that permits more evaporation from a body of a user than the heavy material.