KR840008391A - Improved partially oriented nylon yarn and process - Google Patents

Abstract

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Description

Improved partially oriented nylon yarn and process

Since this is an open matter, no full text was included.

The accompanying drawings briefly illustrate the spinning position of the PON yarn according to the present invention.

Claims (60)

Denier 15 to 250, average SAXS peak strength: at least 1.3, average lamella dimenjonal product, nylon 66-eferral yarn suitable for false-twist texturing of at least 1.3. The method of claim 1, wherein the fray per kg is 10 or less when testing fairness with an extension of 0.45 g per denier. The method of claim 1, wherein the fryer per kg is 10 or less when testing fairness with a stretch flaring tension of 0.47 g per denier. The method of claim 1, wherein the fryer per kg is 10 or less when testing fairness with a stretch flammability of 0.48 g per denier. The thing of Claim 1 WHEREIN: It wound up by bobbin with the winding tension below 0.4g per denier. Nylon 66 apparel yarns suitable for stretching, providing a relative viscosity of at least 46, denier 15 to 250, and less than 10 per kg of twisted yarn when testing fairness with a 0.45 g extension twist per denier. The method according to claim 6, when the fairness is tested at a stretch flaring tension of 0.47g per denier is less than 10 frames per kg. 7. The method according to claim 6, wherein the fryer per kg is 10 or less when testing fairness with a draw false tension of 0.48 g of denier net. 7. The method of claim 6, wherein the average SAXS peak strength is at least 1.3 and the average label radimenjon product is at least 1.3. The denier is in the range of 35 to 140. 7. The relative viscosity of claim 6 being 53 or more. The relative viscosity is 60 or more. A yarn pack cage wound with a pulling tension of 0.4g or less per denier by spinning nylon 66 feed yarns having a relative viscosity of 46 filaments, elongation 55 to 150% and denier 15 to 250 at a spinning speed of 2200 MPM or more while being stretched. The method of claim 13, wherein the winding tension is from 0.03 to 0.25 per denier. 15. The yarn of claim 13 wherein the yarn has an average SAXS peak strength of at least 1.3 and an average lamellar mensional product of at least 1.3. 14. The yarn of claim 13 wherein the yarn has a denier of 35 to 140. Yarn pecks wound with winding tension of less than 0.4g per denier by spinning nylon 66 feed yarns of 53 filaments, elongation 55-150%, denier 15-250, denier 15-250 Cage. 18. The winding tension of claim 17 wherein the winding tension is between 0.03 and 0.25 per denier. 18. The yarn of claim 17 wherein the yarn has an average SAXS peak strength of at least 1.3 and an average lamella dimensional product of at least 1.3. 18. The yarn of claim 17 wherein the yarn has an average SAXS peak strength of at least 1.75 and an average lamella dimenjonal product of at least 1.75. Yarn peck wound by winding tension of less than 0.4g per denier by spinning nylon 66 feed yarns with stretched flammability of 60 or more filaments, elongation 55 to I50%, denier 15 to 250 at a spinning speed of 2200 MPM or more Cage. 22. The winding tension of claim 21 wherein the winding tension is between 0.03 and 0.25. 23. The yarn of claim 21 wherein the yarn has an average SAXS peak strength of at least 1.3 and an average lamella dimenjonal product of at least 1.3. 23. The yarn of claim 21 wherein the yarn has an average SAXS peak strength of at least 1.75 and an average label radimenjon product of at least 1.75. Janpecage is wound with denier 15 to 250 made of a number of filaments that are not combustible but not flammable, and the average SAXS peak strength is 1.3 or more. 27. The method of claim 25, wherein the average SAXS peak strength and average lamellar diamond menor product are at least 1.75. Extruding the streams of a plurality of nylon 66 melt polymers at constant speed through the capillary cap; After cooling the streams into filaments; Recovering the filaments of the streams at a given spinning speed of at least 2200 MPM; Joining the filaments to yarn; Winding the yarn into the package with a winding tension of 0.4 g or less per denier; The rate of injection, polymer, capillary and spinning is determined by the fact that the yarn wound in the package is selected to have a relative viscosity of denier 15 to 250, elongation 55 to 150% and a viscosity of 46 or more. Manufacturing method. The yarn of claim 27 wherein the yarns of the page cage have a fungal SAXS peak strength of at least 1.3 and an average lamella dimenjonal product of at least 1.3. 29. The yarn of claim 27 wherein the yarns of the package have an average SAXS peak strength of at least 1.75 and an average lamellar mensional product of at least 1.75. 28. The winding tension of claim 27 is between 0.03 and 0.25 g per denier. Extruding the streams of a plurality of nylon 66 melt polymers at constant speed through the capillary of the detention; After cooling the streams into filaments; Recovering the filaments of the streams at a given spinning speed of at least 2200 MPM; After pinning the yarns to yarn; Winding the yarn into the page cage with a winding tension of 0.4 g or less per denier; Injection rate, polymer capillary, and spinning rate are selected from a filament-based nylon 66 feed yarn characterized in that the yarn wound in the peg cage is selected to have a relative viscosity of denier 15, 250, elongation 55-150% and 53 or more. Way. 32. The yarn of claim 31, wherein the yarn has a fungal SAXS peak strength of at least 1.3 and a plain lamellar mensional product of at least 1.3. 32. The yarn of claim 31 wherein the yarn has an average SAXS pig strength of at least 1.75 and an average lamella dimentional product of at least 1.75. 32. The winding tension of claim 31 wherein the winding tension is between 0.03 and 0.25 g per denier. The streams of a plurality of Na 66 66 molten polymers are extruded at a constant rate through capillary caps; After cooling the streams into filaments; Recovering the filaments of the streams at a given spinning speed of at least 2200 MPM; Joining the filaments to yarn; Winding the yarn into the page cage with a winding tension of 0.4 g or less per denier; The injection rate, polymer, capillary and spinning speeds of the filament nylon 66 feed yarns are characterized in that the yarns wound on the peg cage are selected to have a relative viscosity of denier 15 to 250, elongation 55 to 150% and 60 or more. Manufacturing method. 36. The yarn of claim 35 wherein the yarn has an average SAXS peak strength of at least 1.3 and an average lamella dimensional product of at least 1.3. 36. The yarn of claim 35, wherein the yarn has an average SAXS peak strength of at least 1.75 and an average lamellae dimensionenal product of at least 1.75. 36. The winding tension of claim 35 wherein the winding tension is between 0.03 and 0.25 g per denier. Extruding a plurality of streams of nylon 66 polymer at a constant rate through the capillary cap; After cooling the streams into filaments; Recovering the filaments of the streams at a given spinning speed of at least 2200 MPM; Joining the filaments to yarn; Yarn is wound on the peg cage with a winding tension of less than 0.4 g per denier, and the injection speed, polymer, capillary and spinning speed are 15 to 250 yarns wound on the peg cage, with average SAXS peak strength of 1.3 or more and average lameladimenjonal A method of making nylon 66 feed yarns of multiple filaments, characterized in that they are selected to have a product of at least 1.3. 40. The method of claim 39, wherein the average SAXS pigtail strength and average lamela dimensionenal product are at least 1.75. 40. The winding tension of claim 39 is from 0.03 to 0.25 g per denier. Extruding the streams of a plurality of nylon 66 melt polymers at constant speed through the capillary tube; After cooling the streaks with filaments; Recovering the filaments of the streams at a given spinning speed of at least 2200 MPM; Joining the filaments to yarn; Winding the yarn into the page cage without thermal processing with a winding tension of 0.4 g or less per denier; The injection rate, polymer, capillary and spinning speeds were chosen to form yarns of denier 15 to 250, relative viscosity of 46 or more and elongation of 150% or less to form a suitable page. Manufacturing method. 43. The method of claim 42, wherein the spinning speed is less than 5000 MPM. Nylon 66 feed yarns with denier 15 to 250, relative viscosity of 46 or more, and elongation 55 to 150% are recovered from the support opt cage and wound up in the supply pack cage and stretched while passing through the heater and the false-twisting device. Combustion (texturing) method characterized in that the winding at the same time at the winding speed of 450MPM or more at the same time and burning. 45. The winding tension of claim 44 wherein the winding tension is between 0.03 and 0.25 g per denier. 45. The method of claim 44, wherein the average SAXS peak strength and average lamellar mensional product of the feed yarn is at least 1.3. Nylon 66 feed yarns with denier 15 to 250, relative viscosity of 53 or more and elongation 55 to 150% are recovered from the support peg cage, wound on the supply peg cage, and drawn and burned simultaneously while passing through the heater and the combustor. A method of texturing, wherein the wound is wound into a peg cage at a winding speed. 48. The winding tension of claim 47 wherein the winding tension is between 0.03 and 0.25 g denier. 48. The method of claim 47 wherein the average SAXS peak strength and average lamella dimenjonal product of the feed yarn is at least 1.3. Nylon 66 feed yarns having denier 15 to 250, relative viscosity of 60 or more, and elongation 55 to 150% are recovered from the support peg cage, wound on the supply peg cage, passed through the heater and the combustor, and simultaneously stretched and burned, and wound over 450 MPM. A method of texturine characterized by winding up a package at speed. 51. The method of claim 50, wherein the winding tension is 0.03 to 0.25g per denier. 51. The method of claim 50, wherein the average SAXS peak strength and average lamellar mensional product of the feed yarn is at least 1.3. Nylon 66 feed yarns with denier 15 to 250, Pung Kyun SAXS peak strength of 1.3 or more and average lamella dimenjonal product of 1.3 or more are stretched and burned at the same time while passing through the heater and the combustor. Texturing method. 54. The method of claim 53, wherein the average SAXS peak strength and average lamellar dimenjonal product are at least 1.75. False-twist heatset textured Naanlon 66 yarn with a relative viscosity of 46 or more and a fray of 10 or less per kg of yarn. The yarn of claim 55 wherein the yarn's initial crimp development is at least 19%. Heat treated flammable nylon 66 yarn with a relative viscosity of at least 53 and a fray of 10 or less per kg of yarn. 68. The yarn of claim 67 wherein the initial voluntary development of the yarn is at least 21%. Heat treated flammable nylon 66 with a relative kennel of 60 or more and a fray of 10 or less per kg of yarn. 60. The yarn of claim 59 wherein the initial crimp development of the yarn is at least 24%. ※ Note: The disclosure is based on the initial application.