CN1232099A - High temp. resistance blended yarn and use thereof - Google Patents
High temp. resistance blended yarn and use thereof Download PDFInfo
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- CN1232099A CN1232099A CN 99105906 CN99105906A CN1232099A CN 1232099 A CN1232099 A CN 1232099A CN 99105906 CN99105906 CN 99105906 CN 99105906 A CN99105906 A CN 99105906A CN 1232099 A CN1232099 A CN 1232099A
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Abstract
A high-temp. resistances blended yarn is made up of artificially synthetic calcium silicate glass fibres and one of middle-basicity, non-basicity and high-temp glass staples through mixing, carding, ring spinning to obtain single yarn and plying. It features high incombustible nature and no generation of flame and smoke at high temp (up to 1000 deg.C). Said high-temp. resistance blended yarn can replace refractory aluminium silicate ceramic fibre yarn under 1000 deg.C.
Description
The present invention relates to fiber and fibre thereof, more specifically saying so a kind of is blended yarn and the goods thereof that main raw material makes by not containing artificial synthetic glass fiber of organic calcium silicates and glass fibre.
The artificial synthetic glass fiber of calcium silicates is that a kind of serviceability temperature can reach 1000 ℃ of high-temperature fibres, but existing this fibre has only cotton, plate, needle punched blanket, its use only limits to fire resistant heat preserving, and the existing external artificial synthetic glass fiber textile of calcium silicates is owing to be added with organic fiber in the spinning process, therefore when serviceability temperature surpasses 200 ℃, organic carbon produces flue gas, also generates with flame sometimes.Behind the organic carbon, though aluminum silicate ceramic refractory fibre yarn and goods thereof can also continue to use, but its intensity reduces greatly, and structural instability, very easily peels off cracking, therefore contain the noninflammability standard that the artificial synthetic glass fiber textile of organic calcium silicates can not reach the security against fire regulation, the flame prestige association person that produces and the safety of installations and facilities, the smoke pollution environment of generation, the properties of product after the carbonization reduce, influence the service life of product, thereby limit its scope of application.
The objective of the invention is to overcome the deficiency of prior art, providing a kind of is main raw material with the artificial synthetic glass fiber of calcium silicates, adds a certain amount of auxiliary material, obtains having high-tensile and resistant to elevated temperatures blended yarn.
Another object of the present invention provides the application of resistant to elevated temperatures blended yarn, makes various products by blended yarn, and the serviceability temperature of goods is up to 1000 ℃.
Realize the main technical schemes of the object of the invention: the artificial synthetic glass fiber of calcium silicates is mixed in proportion with the short glass fiber auxiliary material and spray into close crude oil after, through mixing hair, enter carding process, and add the reinforcement silk simultaneously, make the wool top cake, the wool top cake spins at the ring ingot then, and adds reinforcing material simultaneously, makes single thread.
The preparation method of resistant to elevated temperatures blended yarn of the present invention comprises mixed hair, carding, ring ingot technical process, and concrete steps are as follows:
1. mix hair: in the Mao Hemao device of shop, spread hair earlier, promptly earlier and glass fibre alternate with the short glass fiber layering is clipped in the middle of the artificial synthetic glass fiber of two-layer calcium silicates with the calcium silicates man-made vitreous fibres, put on the hair curtain shop, every shop hair one deck all will spray the crude oil that closes of the 0.5-1.5% that overlays the hair gross weight equably, start the hair curtain then, will spread hair and send mixing arrangement, obtain mixing hair.The content of artificial synthetic glass fiber of described calcium silicates and short glass fiber auxiliary material (is 100 in both sum weight) is respectively 65-95%, 5-35%.
2. carding: the mixed hair that (1) step makes is sent into combing machine for fur, become net, fluffing cuts down fleece, add the reinforcement silk, the quantity of reinforcement silk and corresponding with leather strap at interval will be sneaked into the fleece of reinforcement silk then and be sent into sett frame, and fleece is divided into the fleece bar by leather strap, each fleece bar contains a reinforcement silk, the fleece bar with enter washboard after leather strap separates, twisting becomes wool top, makes the wool top cake at last;
3. ring ingot: the wool top that the wool top cake unwinding that (2) step is made goes out, directly enter pressure mechanism or when wool top directly enters pressure mechanism, add a reinforcing material, really twist with the fingers then, making specification is that 400-2500TEX is the single thread of/1000 meters of 420-2500 grams.
The main chemical content of the artificial synthetic glass fiber of the described calcium silicates of step (1): SiO
260-70%, CaO25-35%, MgO2-6%.The short glass fiber auxiliary material comprises short-cut middle-basicity glass fibre, the short alkali-free glass fibre of cutting, and shortly cuts high-temperature glass fibre, shortly cuts in the high silica fiber any.The described trade mark that closes the production of crude oil employing China Textile Science Inst. is FA-cashmere-901 product.
The described reinforcement silk of step (2) comprises continuous medium-alkali glass fibre, alkali-free glass fibre, high-temperature glass fibre, high silica fiber.The adding of this reinforcement silk can improve the intensity of the artificial synthetic glass fiber of calcium silicates, makes fleece be easy to into line, reduces disconnected knot and operate miss.
The described reinforcing material of step (3) selects the wire of diameter 0.08-0.18 millimeter to comprise stainless steel wire, copper wire, nichrome wire or continuous middle alkali, alkali-free, high-temperature glass fibre or high silica fiber.This reinforcing material can further improve the normal temperature or the elevated temperature strength of the artificial synthetic glass fiber of calcium silicates.
The adding mechanism of shop Mao Hemao device, combing machine for fur and sett frame, ring doubling machine and supporting material that the present invention is used is that the employing application number is 94115505.6 disclosed technology.
The application of blended yarn of the present invention, can or adopt common buncher that 2-4 thigh single thread is synthesized one with single thread, or itself and other organic yarn or inorganic yarn (or silk) pooled capital, batch, obtain the yarn finished product, then by prior art directly comprise high temperature resistant cloth, band, curtain, fill up, turn round rope in order to weave or to weave high temperature resistant goods, three stranded rope and low-density slack rope, sennit, packing and sleeve pipe product.
Further specify process of the present invention below in conjunction with accompanying drawing.
Fig. 1 is a process flow diagram of the present invention;
Fig. 2 is for mixing hair process flow schematic diagram;
Fig. 3 is the carding process schematic flow sheet;
Fig. 4 is the ring spinning process schematic flow sheet.
By shown in Figure 1, the artificial synthetic glass fiber of calcium silicates (1-1) mixes in proportion with short glass fiber (1-2) and sprays into and closes crude oil (1-3) by mixed hair (1-4) and a surface treatment (1-5), enter again carding (1-7) operation, add simultaneously reinforcement silk (1-6), to make the wool top cake, enter at last ring spinning operation (1-9), add again as required reinforcing material (1-8), make single thread, remove again plying (1-10) with single thread, batch (1-11), obtain at last the yarn finished product, be directly used in Woven fabric or other goods.
By shown in Figure 2, take out a mao blower fan (2-4) as the boundary take first, before for spreading the Mao Hemao device, (comprise that first takes out a mao blower fan (2-4)) afterwards and be a mixed hair device. First that short glass fiber is alternate with the layering of the artificial synthetic glass fiber of calcium silicates laid on hair curtain (2-1), every spray one deck all will spray and add hair and close oil, then start hair curtain (2-1), drive and spread hair and send into wool press roller (2-2), it is passed through from the up-down rollers interval, enter barbing roller (2-3), and by the centrifugal collection bucket of the first air exhauster (2-4) suction (2-5), transport into mixed hair roller (2-7) through hair curtain (2-6) again, after stripper roller (2-8), take out a mao blower fan (2-9) with mixed fiber suction feed bin by second again.
By shown in Figure 3, mixed hair is through feeding hair bucket (3-1) upper pass a bridge (3-2), deliver to wool-opening roller (3-3), to mix hair gets on the breast cylinder (3-4), form fleece, through the upper large cylinder (3-6) of transferring roller (3-5), after wind wheel (3-7) fluffing, floating fleece is taken out by cylinder doffer (3-8), cut down fleece and upper fleece gap bridge (3-10) by die (3-9) again, fleece gap bridge (3-10) traction fleece advances, enter net axle (3-12), namely begin to enter sett frame, reinforcement silk (3-11) adds at the same time, and quantity and spacing are corresponding with leather strap, fleece bar (3-17) is partitioned into by leather strap in sett frame, separate rear upper washboard (3-13) with leather strap, again through roller (3-14) and strip guide wheel (3-15), make at last the wool top cake (3-16) that contains reinforcement silk (3-11).
By shown in Figure 4, left and right wool top cake (4-2,4-4) each is relative, vertically is arranged in respectively in the fossula that forms between left roller (4-1), right roller (4-5) and the middle roller (4-3), and does in the same way initiatively unwinding under roller drives, do not carry out false twisting, directly carrying out pressure mechanism is between roller (4-7) and the roller (4-8), has this to add simultaneously reinforcing material (4-6), (4-9), then begin straight sth. made by twisting, make single thread.
Advantage of the present invention and effect:
The present invention adds a certain amount of auxiliary material take the artificial synthetic glass fiber of calcium silicates as primary raw material, makes to have high-tensile mixed yarn, can directly make various fabrics and goods by it. Technical process is simple, and production efficiency is high, yarn wide in variety, intensity is high. And the content of adjusting process auxiliary material and kind, can produce various products, to adapt to different needs, select short-cut middle-basicity glass fibre, chopped alkali-free glass fibre, chopped high-temperature glass fibre is as auxiliary material, can produce and have the artificial synthetic glass fiber blend yarn of non-flame properties calcium silicates, be applicable to fire-resistant, the insulation of hot environment, heat insulation, fire prevention and high temperature protection and elevated-temperature seal, expand greatly its application. Special equipment used in the present invention and technology, simple and easy to do, safe and reliable, the steady quality of the mixed yarn that makes, alternative aluminum silicate ceramic refractory fibre yarn and goods thereof when using below 1000 ℃.
Further set forth characteristics of the present invention below by specific embodiment.
Example 1
The raw material that this example is all: short alkali-free glass fibre (6 microns of fibre diameters, length 4O millimeter) and the artificial synthetic glass fiber (main chemical compositions: SiO of calcium silicates that does not contain organic composition of cutting
263-67%, CaO29-33%, MgO2.5-4%, AL
2O
3Less than 1%, Fe
2O is less than 0.6%) weight ratio is 18: 82, the addition that hair closes oil is 1.2% of an auxilliary hair gross weight.
1. mix hair: two-layer and three layers of the artificial synthetic glass fibers of calcium silicates alternate (glass fibre is placed on second and the 4th layer) by alkali-free glass fibre, mao curtain is gone in the shop, oil is closed in every shop one deck spray once hair, each mao curtain top all is provided with the frame of 4000 * a 600 * 400mm, two hair curtains one are opened one and are stopped, and press Fig. 2 technological process, the shop Mao Hemao device that adopts application number 94115506.6 to propose, mix hair and produce continuously, obtain mixing hair;
2. carding: by technological process shown in Figure 3, the combing machine for fur and the sett frame equipment that adopt application number 94115505.6 to propose.
Wool-opening roller speed is V in the combing machine for fur
0, breast cylinder speed is V
1, transferring roller speed is V
2, big cylinder speed is V
3, wind wheel speed is V
4, its velocity ratio: V
0/ V
1=1/2.98, V
1/ V
2=1/2.39, V
2/ V
3=1/2.03, V
3/ V
4=1: 1.05; The reinforcement silk adopts continuous alkali-free glass fibre yarn (67.5 gram/km); Sett frame is 120, can produce 120 hair cakes simultaneously; Each one up and down of location-plate is beaten 60 in the hole that diameter is 2mm for every, wears to add glass fibre usefulness; Creel respectively is equipped with 60 fiber tube axles up and down, and divides three rows that 20 of every rows are installed in differing heights; Totally 4 on sliver wheel shaft is gone up each 30 of cover strip guide wheels for every, and strip guide wheel not only traverses but also rotate with the sliver wheel shaft, every corresponding washboard of strip guide wheel, a cylinder; The corresponding fleece bar of each strip guide wheel, the glass fiber yarn that reinforcement is used produces a wool top cake;
3. ring ingot:, adopt the ring doubling machine of the transformation of the way that application number 91115505.6 proposes by process chart shown in Figure 4.
In the ring doubling machine, about each 80 ingot, the cancellation false twisting, three cylinders are and turn clockwise, initiatively transmission, totally 81 of anti-balloon plates, each cover about the fiber tube frame, each 80 and word order about the fiber tube axle, it is 0.1mm stainless steel wire (SUS310S) that reinforcing material is selected diameter for use.1000 ℃ of the single thread product serviceability temperatures that makes, and have good high-temperature intensity, tensile strength sees Table 1
Example 2
This example raw material: artificial synthetic glass fiber of calcium silicates and the short high silica fiber (SiO that cuts
296%, diameter 8 μ m, length 50mm) ratio be 82: 18, the reinforcement silk is continuous alkali-free glass fibre (67.5TEX), reinforcing material: stainless steel wire (SUS310S), diameter 0.1mm.Other condition is with example 1.Single thread tensile strength sees Table 1.
Example 3
This example raw material: the ratio of artificial synthetic glass fiber of calcium silicates and viscose (diameter 1.5 μ m, length 30mm) is 82: 18, the reinforcement silk: continuous alkali-free glass fibre 67.5TEX, and reinforcing material is a stainless steel wire, diameter 0.1mm, other condition is with example 1.Single thread tensile strength sees Table 1.
By the example 1 of table 1 to example 3 data as can be known, 200 ℃ of tensile strength that contain organic fiber yarn (example 3) descend very fast later on, and 600 ℃ of single thread of the present invention, even 800 ℃ just obviously descend later on.
Example 4
This example is that ring spinning process does not add reinforcing material.
Used raw material does not add the reinforcing material except that carding process reinforcement silk adopts the continuous high temperature glass fibre and the ring spinning process of 135 gram/kms, and other operating process and condition are all with example 1.The product serviceability temperature is 1000 ℃, and has good electric insulating quality.
Example 5
Is the common buncher of mixing single thread that example 1 is obtained with it? thigh synthesizes one, is woven into industrial high temperature resistant adiabatic cloth by known technology, the smooth cleaning of product, and serviceability temperature is up to 1200 ℃.
Example 6
The suspension type braiding machine that adopts application number 96201368.4 to propose, the blended yarn that makes with example 1 is woven into resistant to elevated temperatures circular sennit, and 1000 ℃ of maximum operation (service) temperatures can be used for the kiln oven door sealing.
Table 1 single thread tensile strength *
| Example | Intensity, N | ||||
| Normal temperature | ??400℃ | ????600℃ | ????800℃ | ????1000℃ | |
| Example 1 example 2 examples 3 | ???22.0 ???16.8 ???17.7 | ??20.3 ??16.2 ??12.4 | ????11.3 ????15 ????8.1 | ????5.6 ????12.0 ????5.6 | ????3.1 ????6.8 ????3.1 |
* single thread specification 2000TEX
Claims (7)
1. the blended yarn of an incombustibility comprises the product that is made by following technical process:
(1) mixes hair: in the Mao Hemao device of shop, spread hair earlier, promptly earlier and glass layer alternate with the layering of glass fibre auxiliary material is clipped in the middle of the artificial synthetic glass fibrage of two-layer calcium silicates with the artificial synthetic glass fiber of calcium silicates, put on the hair curtain shop, every shop hair one deck all will spray the crude oil that closes of the 0.5-1.5% that overlays the hair gross weight equably, start the hair curtain then, to spread hair and send into a mixed hair device, obtain mixing hair;
(2) carding: the mixed hair that (1) step makes is sent into combing machine for fur, become net, fluffing cuts down fleece, add the reinforcement silk simultaneously, the quantity of reinforcement silk and corresponding with leather strap at interval will be sneaked into the fleece of reinforcement silk then and be sent into sett frame, and fleece is divided into the fleece bar by leather strap, each fleece bar all contains a reinforcement silk, the fleece bar with enter washboard after leather strap separates, twisting becomes wool top, makes the wool top cake at last;
(3) ring ingot: the wool top that the wool top cake unwinding that (2) step makes goes out directly enters pressure mechanism or add a reinforcing material when wool top enters pressure mechanism, really twists with the fingers then, and making specification is the single thread of/1000 meters of 400-2500 grams.
2. according to the described blended yarn of claim 1, it is characterized in that the artificial synthetic glass fiber content of described short glass fiber and calcium silicates (is 100 by both weight sums) is respectively 5-35%, 65-95%.
3. according to the described blended yarn of claim 1, it is characterized in that the described main chemical content that does not contain the artificial synthetic glass fiber of calcium silicates of organic composition: SiO
260-70%, Cao25-35%, MgO2.2-6%.
4. according to the described blended yarn of claim 1, it is characterized in that the described glass fibre of step (1) comprises short-cut middle-basicity glass fibre, the short alkali-free glass fibre of cutting, short high-temperature glass fibre, the short high silica fiber of cutting cut.
5. according to the described blended yarn of claim 1, it is characterized in that the described reinforcement silk of step (1) carding process is a continuous glass fibre, comprise continuous medium-alkali glass fibre, alkali-free glass fibre, high-temperature glass fibre, high silica fiber.
6. according to the described blended yarn of claim 1, it is characterized in that the described reinforcing material of step (2) ring spinning process comprises wire and continuous middle alkali, alkali-free, high-temperature glass fibre or high silica fiber.
7. the application of the described blended yarn of claim 1, it is characterized in that the single thread that will make or with 2-4 thigh single thread synthetic one, or itself and other organic yarn or inorganic yarn (or silk) plying obtained the yarn finished product, with they comprise resistant to elevated temperatures cloth, band, curtain in order to weave or to work out, fill up, turn round rope, three stranded rope and low-density slack rope, sennit packing and sleeve pipe product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99105906 CN1232099A (en) | 1999-04-23 | 1999-04-23 | High temp. resistance blended yarn and use thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99105906 CN1232099A (en) | 1999-04-23 | 1999-04-23 | High temp. resistance blended yarn and use thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1232099A true CN1232099A (en) | 1999-10-20 |
Family
ID=5272177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99105906 Pending CN1232099A (en) | 1999-04-23 | 1999-04-23 | High temp. resistance blended yarn and use thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1232099A (en) |
-
1999
- 1999-04-23 CN CN 99105906 patent/CN1232099A/en active Pending
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