D02G3/24

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20230183894 · 2023-06-15 · ·

The invention relates to the light industry area, namely to material for production of the woven and knitted textiles, and can be used for the manual production of the carpets, runners, coverlets, blankets and other similar decorative objects. The object of this utility model consists in improvement of material for production of the woven and knitted textiles by way of the optimum combination of the material composition and texture (form) resulting in upgrading of its application characteristics, namely—getting softness, lightness, strength and elasticity in combination with the aesthetic and decorative properties. In addition, the diversification of products made of the applied material is present. Material for production of the woven and knitted textiles is composed of the tubular seamless knitted shell filled with a reinforcing filler, made of synthetic microfiber or of a mixture of synthetic and natural microfibers with a density of 0.010-0.030 g/cm.sup.3, and the shell is made of the cotton or wool added with a synthetic thread, at that the material diameter is not more than 8 cm, and the shell and the filler composition ratio are defined by the material functionality.

BLANKET
20230183894 · 2023-06-15 · ·

The invention relates to the light industry area, namely to material for production of the woven and knitted textiles, and can be used for the manual production of the carpets, runners, coverlets, blankets and other similar decorative objects. The object of this utility model consists in improvement of material for production of the woven and knitted textiles by way of the optimum combination of the material composition and texture (form) resulting in upgrading of its application characteristics, namely—getting softness, lightness, strength and elasticity in combination with the aesthetic and decorative properties. In addition, the diversification of products made of the applied material is present. Material for production of the woven and knitted textiles is composed of the tubular seamless knitted shell filled with a reinforcing filler, made of synthetic microfiber or of a mixture of synthetic and natural microfibers with a density of 0.010-0.030 g/cm.sup.3, and the shell is made of the cotton or wool added with a synthetic thread, at that the material diameter is not more than 8 cm, and the shell and the filler composition ratio are defined by the material functionality.

METHODS FOR MANUFACTURING BULKED CONTINUOUS FILAMENT
20220356321 · 2022-11-10 ·

A method of recycling a PET-containing material comprises: (1) providing an MRS extruder having an MRS section comprising a plurality of satellite screws and an outlet; (2) providing a vacuum pump in communication with the MRS section; (3) providing a spinning machine comprising an inlet, wherein the inlet is directly coupled to the outlet of the MRS extruder; (4) heating a plurality of PET-containing flakes in the MRS extruder to form a PET-containing melt; (5) increasing a surface area of the PET-containing melt by distributing the PET-containing melt across the plurality of satellite screws in the MRS extruder; (6) drawing off vapors from the PET-containing melt by reducing the pressure in the MRS section with the vacuum pump; (7) collating the PET-containing melt in the MRS extruder; and (8) extruding the PET-containing melt through the outlet of the MRS extruder into the inlet of the spinning machine.

METHODS FOR MANUFACTURING BULKED CONTINUOUS FILAMENT
20220356321 · 2022-11-10 ·

A method of recycling a PET-containing material comprises: (1) providing an MRS extruder having an MRS section comprising a plurality of satellite screws and an outlet; (2) providing a vacuum pump in communication with the MRS section; (3) providing a spinning machine comprising an inlet, wherein the inlet is directly coupled to the outlet of the MRS extruder; (4) heating a plurality of PET-containing flakes in the MRS extruder to form a PET-containing melt; (5) increasing a surface area of the PET-containing melt by distributing the PET-containing melt across the plurality of satellite screws in the MRS extruder; (6) drawing off vapors from the PET-containing melt by reducing the pressure in the MRS section with the vacuum pump; (7) collating the PET-containing melt in the MRS extruder; and (8) extruding the PET-containing melt through the outlet of the MRS extruder into the inlet of the spinning machine.

METHODS FOR MANUFACTURING BULKED CONTINUOUS FILAMENT
20220355526 · 2022-11-10 ·

A method of recycling a PET-containing material comprises: (1) providing a polymer crystallizer comprising at least one heating element, and at least one blower; (2) providing an MRS extruder having an MRS section comprising a plurality of satellite screws; (3) providing a vacuum pump in fluid communication with the MRS section; (4) grinding and washing the PET-containing material; (5) heating the PET-containing material in the crystallizer to at least partially dry the PET-containing material; (6) shearing the PET-containing material in the MRS extruder to produce a PET-containing melt; (7) increasing a surface area of the PET-containing melt by distributing the PET-containing melt across a plurality of satellite screws in the MRS extruder; (8) drawing off vapors from the PET-containing melt by reducing the pressure in the MRS section with the vacuum pump; (9) collating the PET-containing melt in the MRS extruder; and (10) extruding a recycled PET-containing material.

METHODS FOR MANUFACTURING BULKED CONTINUOUS FILAMENT
20220355526 · 2022-11-10 ·

A method of recycling a PET-containing material comprises: (1) providing a polymer crystallizer comprising at least one heating element, and at least one blower; (2) providing an MRS extruder having an MRS section comprising a plurality of satellite screws; (3) providing a vacuum pump in fluid communication with the MRS section; (4) grinding and washing the PET-containing material; (5) heating the PET-containing material in the crystallizer to at least partially dry the PET-containing material; (6) shearing the PET-containing material in the MRS extruder to produce a PET-containing melt; (7) increasing a surface area of the PET-containing melt by distributing the PET-containing melt across a plurality of satellite screws in the MRS extruder; (8) drawing off vapors from the PET-containing melt by reducing the pressure in the MRS section with the vacuum pump; (9) collating the PET-containing melt in the MRS extruder; and (10) extruding a recycled PET-containing material.

Bulked continuous carpet filament manufacturing from polytrimethylene terephthalate
11242622 · 2022-02-08 · ·

A method of manufacturing bulked continuous carpet filament from polytrimethylene terephthalate (PTT) with polyethylene terephthalate (PET) comprises: (1) splitting the PTT stream extruded from the primary extruder into a number of polymer streams, each of the plurality of polymer streams having an associated spinning machine; (2) adding a colorant to each split polymer stream; (3) adding PET to the extruded polymer stream downstream of the primary extruder; (4) using one or more static mixing assemblies for each split polymer stream to substantially uniformly mix each split polymer stream and its respective colorant and PET; and (5) spinning each polymer stream with its substantially uniformly mixed colorant and any additives into BCF using the respective spinning machine.

Methods for manufacturing bulked continuous filament
11427694 · 2022-08-30 · ·

A method of manufacturing bulked continuous carpet filament, in various embodiments, comprises: (A) providing an expanded surface area extruder; (B) providing a spinning machine having an inlet that is operatively coupled to an expanded surface area extruder outlet; (C) using a pressure regulation system to reduce the pressure within the expanded surface area extruder; (D) passing a plurality of flakes comprising recycled PET through the expanded surface area extruder to at least partially melt the plurality of flakes to form a polymer melt; and (E) substantially immediately after passing the plurality of flakes through the expanded surface area extruder, using the spinning machine to form the polymer melt into bulked continuous carpet filament. In some embodiments, the method may include passing the plurality of flakes comprising recycled PET through a PET crystallizer prior to extrusion.

Methods for manufacturing bulked continuous filament
11427694 · 2022-08-30 · ·

A method of manufacturing bulked continuous carpet filament, in various embodiments, comprises: (A) providing an expanded surface area extruder; (B) providing a spinning machine having an inlet that is operatively coupled to an expanded surface area extruder outlet; (C) using a pressure regulation system to reduce the pressure within the expanded surface area extruder; (D) passing a plurality of flakes comprising recycled PET through the expanded surface area extruder to at least partially melt the plurality of flakes to form a polymer melt; and (E) substantially immediately after passing the plurality of flakes through the expanded surface area extruder, using the spinning machine to form the polymer melt into bulked continuous carpet filament. In some embodiments, the method may include passing the plurality of flakes comprising recycled PET through a PET crystallizer prior to extrusion.

Methods for manufacturing bulked continuous filament
11426913 · 2022-08-30 · ·

A method of manufacturing bulked continuous carpet filament which, in various embodiments, comprises: (A) washing a plurality of flakes of recycled PET; (B) providing a PET crystallizer; (C) after the step of washing the plurality of flakes, passing the plurality of flakes of recycled PET through the PET crystallizer; (D) at least partially melting the plurality of flakes into a polymer melt; (E) providing a multi-rotating screw (MRS) extruder having an MRS section; and a vacuum pump in communication with the MRS section; (F) using the vacuum pump to reduce a pressure within the MRS Section; (G) after the step of passing the plurality of flakes through the PET crystallizer, passing the polymer melt through the MRS Section; and (H) after the step of passing the polymer melt through the MRS extruder, forming the polymer melt into bulked continuous carpet filament.