61results about How to "Excellent heat setting" patented technology

The invention relates to textiles, in particular to cotton polyester interwoven spandex core-spun elastic fabric. The cotton polyester interwoven spandex core-spun elastic fabric comprises cotton, polyester and spandex. Sixteen threads of cotton are woven in the warp direction, and 150D low-elasticity interlaced yarn and 70D spandex coated yarn are woven in the weft direction. The dyeing process includes the steps of fabric turnover, desizing, single-face singeing, oxygen bleaching, shaping, mercerizing, double dyeing of pad dyeing and dyeing in the same color and finishing, wherein a scouring and bleaching combined production line is adopted in the steps of scouring retreating and oxygen bleaching. The fabric is subjected to six-latticed countercurrent flattening washing prior to rolling pressure so as to control moisture content to be 45-55% and subjected to padding in oxygen-bleaching liquid for fabric bleaching; a scouring retreating and bleaching combined machine arranged in the scouring and bleaching combined production line comprises a desizing machine and an oxygen-bleaching machine, the desizing machine comprises a first desizing-machine washing section, a desizing-machine steaming box and a second desizing-machine washing section, the oxygen-bleaching machine comprises an oxygen-blenching-machine washing section, an oxygen-blenching-machine steaming box, a drying cylinder, a heat exchanger, a desizing-machine filter box, a desizing-machine return water pump, an oxygen-bleaching-machine filter box and an oxygen-bleaching-machine return water pump. The fabric is stable in size after being washed, needless of ironing and energy saving in production.

The invention provides a spinning winding apparatus capable of preventing abnormal vibration of rollers, interference of silk yarns and generation of yarn thick and thin nodes, and improving quality of manufactured silk yarns even under a condition of increasing filaments spun by a spinning machine and manufactured silk yarns. The spinning winding apparatus (100) provided with a spinning machine (10) spinning filaments and a winding machine (30) winding a plurality of silk yarns (Y) formed by binding the filaments to each bobbin (31) is provided with: a filament feeding roller group (20) provided with a plurality of rollers (21) transmitting the plurality of silk yarns (Y) via hanging and rotating the silk yarns (Y), the filament feeding roller group (20) comprises a parallel roller group(20P) with rotary shafts of the rollers (21) parallel to each other, the respective roller (21) forming the parallel roller group (20P) respectively contacts with the plurality of silk yarns (Y) in acontact length less than the circumference of the roller (21).

The invention discloses an improved heat-setting machine comprising a heat insulation shell, a blowing and sucking air duct arranged in the heat insulation shell and a conveyor belt for clamping a cotton layer; the conveyor belt is a teflon mesh belt and driven by a driving roller; the blowing and sucking air duct is arranged on a guide roller in the shell and can move left and right along with the guide roller; a cooling air duct tightly jointed with the conveyor belt is arranged at an outlet of the heat insulation shell; an infrared drying device is arranged in the heat insulation shell; a temperature gauge is arranged at the outer side of the heat insulation shell; and the infrared drying device is connected with a temperature adjusting switch through a lead, wherein the temperature adjusting switch is arranged at the outer part of the heat insulation shell. The improved heat-setting machine has the advantages of reasonable structure, good heat-setting effect, high efficiency and energy saving.

It is a problem of the present invention to provide a normal pressure cationic dyeable polyester being cationic dyeable under normal pressure, and having high strength. The problem can be solved by a normal pressure cationic dyeable polyester, characterized by being a copolymerized polyester having a main repeating unit including ethylene terephthalate, and including, in an acid component forming the copolymerized polyester, a metal salt of sulfoisophthalic acid (A) and a compound (B) which is a phosphonium salt of sulfoisophthalic acid or the like in such a state as to simultaneously satisfy the two mathematical expressions. Preferably, the glass transition temperature of the copolymerized polyester is within the range of 70 to 85° C., and the intrinsic viscosity of the copolymerized polyester is within the range of 0.55 to 1.00 dL / g. Further, by melt spinning the copolymerized polyester, it is possible to provide a polyester fiber.

The invention discloses a production method for super-strength chinlon 66 fiber. The production method comprises the main steps of nylon 66 saline solution, concentration polymerization, spinning, cooling, oiling, drafting forming and winding. The production method is simple in technology and easy to implement, batched and continuous production of the super-strength chinlon 66 fiber can be achieved, the production efficiency is high, the yield is large, the performance of product batch pieces is uniform and stable, the breaking strength of the obtained super-strength chinlon 66 fiber reaches 10.0-10.4 g / d, the elongation at break reaches 16-22%, the elongation rate under the constant load reaches 10.5-13.5%, the dry hot shrinkage rate is 4.7-7.7%, the strength retention is larger than 90%,and the method has the advantages of being high in strength, low in unit weight, good in fatigue resistance, impact resistance, friction resistance and heat resistance and the like.

The invention discloses a heat shaping machine and belongs to the technical field of textile machinery. The technical points lie in that the heat shaping machine comprises an insulation housing, a heating box and an annular cover, wherein the heating box is arranged in the insulation housing and provided with an insulation surface layer, an air suction pipe and an air blowing pipe; the lower end of the air blowing pipe is connected with the annular cover; the annular cover is provided with an inner annular cover; the annular cover and the inner annular cover form a space; the space is communicated with the air blowing pipe; a plurality of air nozzles are formed in the inner annular cover. The heat shaping machine has the characteristics of uniformity for heating, thermal insulation and safety.

The invention discloses low-oil-content healthy instant noodles and a making method thereof. The low-oil-content healthy instant noodles are made from the following raw materials in parts by weight: 60-80 parts of wheat flour, 20-40 parts of starch, 4-6 parts of mushroom powder, 2-4 parts of apricot kernel and haw powder, 1-3 parts of vital gluten, 38-42 parts of purified water, 1.2-2.0 parts of edible salt, 0.1-0.5 part of composite phosphate, 0.02-0.04 part of a thickener and 0.01-0.03 part of soybean oil. According to the low-oil-content healthy instant noodles and the making method thereof, the mushroom powder, the apricot kernel and haw powder and the vital gluten are added, so that the nutrition of the instant noodles is diversified, the requirement of supplementing nutrition to human bodies is met, the nutritional value is increased, and the noodles are improved by adding the composite phosphate. Compared with a traditional making method, the making method of the instant noodlesis lower in content, more sanitary, shorter in rehydration time, better in taste, simpler in processing technology and wider in application prospect through cooking processing and high-temperature hot air drying.

The invention relates to a preparation method of a polyurethane elastomeric fiber possessing excellent heat setting performance, the polyurethane elastomeric fiber takes mixed alcohol and mixed amine as chain extenders, two steps are provided for chain extension to obtain a polyurethane solution. The polymer solution uses a dry method for spinning to prepare the polyurethane fiber. The softening temperature of the polyurethane elastomeric fiber is 130-180 DEG C. The finished product enables heat fixing at low temperature, and possesses excellent heat fixing performance.

The invention provides a heat setting device for a monofilament production line. The heat setting device belongs to the technical field of equipment for the monofilament production line. The heat setting device for the monofilament production line comprises a baking oven cover, a pressure roller, a square oil trough for containing high-temperature oil, and a setting motor which is fixed with the outer surface of the oil trough. The inner bottom of the oil trough is provided with an electric heater. The upper port of the oil trough is provided with a setting roller. The baking oven cover covers the oil trough and the setting roller. Two ends of the baking oven cover are provided with baking box holes for incoming and outgoing of a monofilament. The rotating shaft of the setting roller is rotatably connected with the upper end surface of the sidewall of the oil trough through a bearing. The setting motor drives the setting roller to rotate through a belt pulley assembly. The front end of the oil trough is provided with a height-adjustable supporting beam. The central axis of the supporting beam is parallel with that of the setting roller. Two ends of the supporting beam are connected with the front end of the oil trough through bolts. The bolts are vertically connected with the front end of the oil trough through threaded connection. A positioning nut which abuts against the lower end surface of the supporting beam sleeves each bolt. The heat setting device can apply an adjustable tensioning force on the monofilament, thereby greatly improving a heat setting effect.

The invention provides a monofilament automatic production line, which belongs to the technical field of monofilament production equipment. This fully automatic monofilament production line includes a mixing machine, an extruder, a cooling device, a drafting device, a heat setting device, a winding machine, a cooling device, including a cooling water tank, a cooling roller and a guide sieve plate. The cooling water tank is in the shape of a cuboid Shaped and filled with cooling water, the cooling roller is set in the cooling water tank, and a guide sieve plate is connected to each end of the cooling water tank; the drafting device includes a chassis, seven drafting roller shafts and seven drafting rollers, seven The drafting rollers are sleeved on the outside of the drafting rollers one by one, and one end of the drafting rollers is rotatably connected to the cabinet, and the drafting rollers are linked with each other through gear meshing; the heat setting device includes an oven cover, a pressure roller 1. A square oil tank containing high-temperature oil and a shaping motor fixed on the outer side of the oil tank. An electric heater is installed at the inner bottom of the oil tank, and a setting roller is installed at the upper port of the oil tank. The product quality and production efficiency of monofilament are improved.