CN103422275A - Method for crystal change modification and weaving blended fabrics of cotton/linen yarn - Google Patents

Method for crystal change modification and weaving blended fabrics of cotton/linen yarn Download PDF

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CN103422275A
CN103422275A CN2013103180637A CN201310318063A CN103422275A CN 103422275 A CN103422275 A CN 103422275A CN 2013103180637 A CN2013103180637 A CN 2013103180637A CN 201310318063 A CN201310318063 A CN 201310318063A CN 103422275 A CN103422275 A CN 103422275A
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yarn
modification
cotton
linen thread
pressure
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CN103422275B (en
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孙以泽
孟婥
黄双
孙志军
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SHANGHAI MENGJIN PHOTOELECTRIC TECHNOLOGY Co Ltd
Donghua University
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SHANGHAI MENGJIN PHOTOELECTRIC TECHNOLOGY Co Ltd
Donghua University
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Abstract

The invention relates to a method for crystal change modification and weaving blended fabrics of cotton/linen yarn. According to the method, modified cotton yarn and modified linen yarn are placed into different closed containers respectively, modification media are added into the containers, pressure is raised to modification pressure, then, the pressure is released instantly, the modification media are removed, therefore, crystal change and modified cotton yarn and crystal change and modified linen yarn can be obtained respectively, and the crystal change and modified cotton yarn and the crystal change and modified linen yarn are woven to form the blended fabrics. According to the technical scheme, the method has the advantages that the purpose of modification is achieved through changing crystal structures, the modified yarn overcomes prior defects, and size stability, flexibility, dyeing performance and the like of products are improved; the method of pressure instant release is adopted, the modified yarn can expand to the maximum, and the fluffiness and flexibility of the yarn are improved greatly; according to the blended fabrics woven by the crystal change and modified cotton yarn and the crystal change and modified linen yarn, pores are increased, degree of crystallinity is reduced, the fabrics are soft, and therefore spinning, knitting and dyeing properties of the fabrics are greatly improved.

Description

The brilliant method that becomes modification and weave MIXED FABRIC of a kind of cotton/linen thread and yarn
Technical field
The present invention relates to the brilliant method that becomes modification and weave MIXED FABRIC of a kind of cotton/linen thread and yarn, specifically a kind ofly by the crystalline substance that the modification medium is pressurized to modifier pressure and after pressurize a period of time, abrupt release pressure obtains, become modification cotton and the brilliant modification linen thread and yarn that becomes, and crystalline substance is become to the modification cotton and the brilliant modification linen thread and yarn that becomes interweaves and forms the method for MIXED FABRIC.
Background technology
Cotton/linen thread and yarn MIXED FABRIC is to be interwoven in a certain way by cotton and linen thread and yarn, interweave and make cotton, linen thread and yarn form mutual supplement with each other's advantages, the fabric woven has the advantages such as good hygroscopicity, gas permeability, antibiotic property, but still exist difficulty to spin, the shortcoming such as difficulty is knitted, difficulty is dyed.
In order to change above-mentioned present situation, existing a variety of method of modifying, as physical modification method, chemical modification method and biological modified method.It is processing modified etc. that physical modification method mainly comprises that discharge technology modification, high steam dodge quick-fried modification, ultrasonic cavitation and microwave irradiation modification, liquefied ammonia.Chemical modification method mainly comprises esters modification, ethers modification, graft modification and cross-linking modified etc.
The method of modifying that has formed now industrialization production both at home and abroad mainly contains the processing modified and alkali mercerized modification of liquefied ammonia.Liquid ammonia modified and alkali mercerized processing has similar effect, as characteristics such as natural crimp disappear, cross section becomes circle, inner chamber diminishes, but the residual alkali lye of alkali mercerized modification is difficult for removing and also can cause yarn to melt erosion and inhomogeneities, and topmost difference is that liquid ammonia modified effect is better than alkali mercerized modification.The domestic liquefied ammonia that utilizes is as the modification medium, in the collect yarn of boost-pressurize of routine in closed container-again, the method for modification medium has certain effect to cotton, but poor to the linen thread and yarn effect, and the method is modification for once, swelling not thoroughly, degree of crystallinity reduce not obvious, dyeability do not have be improved significantly.Like this, also there is above shortcoming in the MIXED FABRIC woven.
Summary of the invention
The present invention relates to the brilliant method that becomes modification and weave MIXED FABRIC of a kind of cotton/linen thread and yarn, specifically a kind ofly by the crystalline substance that the modification medium is pressurized to modifier pressure and after pressurize a period of time, abrupt release pressure obtains, become modification cotton and the brilliant modification linen thread and yarn that becomes, and crystalline substance is become to the modification cotton and the brilliant modification linen thread and yarn that becomes interweaves and forms the method for MIXED FABRIC.
The brilliant method that becomes modification and weave MIXED FABRIC of a kind of cotton of the present invention/linen thread and yarn, that cotton and the linen thread and yarn will be modified is placed in respectively different closed containers, be filled with the modification medium, boost to modifier pressure, then abrupt release pressure, remove the modification medium, obtain respectively brilliant modification cotton and the brilliant modification linen thread and yarn that becomes of becoming.Crystalline substance is become to the modification cotton and with crystalline substance, become the modification linen thread and yarn by interweaving, be made into MIXED FABRIC.Its principle is: the cotton, the linen thread and yarn that are modified are placed in respectively to different closed containers, movable sealing under the under high pressure movable sealing of this closed container and negative pressure, and zero leakage.By pressure balance topping up and non-equilibrium constant speed topping up, can regulate the flow, time and the temperature that are filled with modification medium in closed container, thereby the rate of change of pressure, two-phase interface and the above-mentioned parameter of regulation and control modification, and then the running parameters such as permeability, infiltration rate and evaporation rate of regulation and control liquid medium; Regulate the dwell time of modifier pressure simultaneously; Above-mentioned technique can make the diffusion coefficient of modification medium improve, the modification medium is penetrated in the yarn tissue preferably, the intermolecular hydrogen bond network of reconstruct yarn, changed the microstructure of yarn, the motion of aggravation macromolecular chain segment, make the intermolecular generation swelling action of yarn, and hole increases, degree of crystallinity reduces, and has realized the once regulation and control of yarn lattice structure.Again by the high speed overflow, a large amount of liquid modified media in the abrupt release closed container, produce huge pressure reduction in yarn organization internal and outside moment, form high speed quick-fried swollen, the diffusion coefficient of modification medium significantly improved, Perfect Reconstruction the intermolecular hydrogen bond network of yarn, the intermolecular swelling action of yarn is more thorough, hole increases obviously, and degree of crystallinity significantly reduces, and has realized the secondary regulation and control of yarn lattice structure.Then adopt heating and vacuumize parallel method of evaporating and remove the modification medium in material, obtain brilliant modification cotton and the brilliant modification linen thread and yarn that becomes of becoming.Finally crystalline substance is become to modification cotton and the brilliant modification linen thread and yarn that becomes by interweaving, be made into MIXED FABRIC.The brilliant cotton and linen thread and yarn of becoming after modification has good, wrinkle resistant nonshrink, the durable premium properties such as fluffy of softness, the MIXED FABRIC be made into significantly improved spin, knit, the metachromia energy.
As preferred technical scheme:
The brilliant method that becomes modification and weave MIXED FABRIC of a kind of cotton as above/linen thread and yarn, in cotton/flax MIXED FABRIC, the cotton fineness is 5~100, the fineness of linen thread and yarn is 5~120; The thread count of described cotton/flax MIXED FABRIC is 50~800/10cm.
The brilliant method that becomes modification and weave MIXED FABRIC of a kind of cotton as above/linen thread and yarn, by twice intermolecular hydrogen bond network of reconstruct yarn, the secondary regulation and control of yarn lattice structure have been realized, make the intermolecular swelling action of yarn more thorough, hole obviously increases, and degree of crystallinity obviously reduces, and dye-uptake improves, COLOR FASTNESS improves, and then adopts heating and vacuumize parallel method of evaporating to remove the modification medium in material.Finally crystalline substance is become to modification cotton and the brilliant modification linen thread and yarn that becomes by interweaving, be made into MIXED FABRIC.Adopt the described brilliant method of modifying that becomes, the crystalline substance that can make to obtain becomes the modification cotton and brilliant modification linen thread and yarn the interweave MIXED FABRIC microcosmic lattice of formation of the MIXED FABRIC microcosmic lattice that forms and unmodified cotton and linen thread and yarn that interweaves that becomes is compared, hole increases 13%~18%, and degree of crystallinity reduces 15%~25%; Describedly brilliant become the modification cotton and the brilliant modification linen thread and yarn MIXED FABRIC that forms and unmodified cotton and the linen thread and yarn MIXED FABRIC formed that interweaves that interweaves that becomes is compared, dye-uptake improves 25%~40%, COLOR FASTNESS raising 17%~25%.
The brilliant method that becomes modification and weave MIXED FABRIC of a kind of cotton as above/linen thread and yarn, the modification medium is liquefied ammonia; The modification medium need possess following 3 features: 1) have good diffusivity; 2) form a large amount of hydrogen bonds between energy and yarn, the intermolecular hydrogen bond network of reconstruct yarn, the swelling behavior of raising yarn; 3) be easy to the phase transformation regulation and control, be convenient to the evaporation of modification medium and reclaim.And liquefied ammonia has, molecular weight is little, viscosity is little, surface tension is little, be easy to the special physical propertys such as phase transformation, and these special natures make liquefied ammonia meet above-mentioned three features.
The brilliant method that becomes modification and weave MIXED FABRIC of a kind of cotton as above/linen thread and yarn, the modifier pressure abrupt release, moment produces larger pressure differential, can significantly improve the diffusion coefficient of modification medium, the yarn that makes to be modified produces abundant swelling, is the brilliant critical process process that becomes modification.To the different materials that is modified, the modifier pressure difference of requirement, the speed difference of earth pressure release, the pressure differential difference that moment produces, under the prerequisite that does not improve modifier pressure, obtain high as far as possible release pressure poor, should make modifier pressure drop to negative pressure.To cotton, modifier pressure need to be more than or equal to 0.5MPa, can reach 1.2MPa.Therefore described modifier pressure should be 0.5~1.2MPa.To linen thread and yarn, modifier pressure need to be more than or equal to 1.2MPa, can reach 2MPa.Therefore described modifier pressure should be 1.2~2MPa.Poor for obtaining high as far as possible release pressure, should make modifier pressure drop to negative pressure, so the abrupt release of modifier pressure, require modifier pressure moment drop to modifier pressure 1% and below.
The brilliant method that becomes modification and weave MIXED FABRIC of a kind of cotton as above/linen thread and yarn, for the standard technological standards, described pressure refers to absolute pressure.
The brilliant method that becomes modification and weave MIXED FABRIC of a kind of cotton as above/linen thread and yarn, obtain good swelling effect, 1% the time that requires pressure to drop to modifier pressure from modifier pressure is less than or equal to 5.0 seconds and gets final product, at 3 seconds~5 seconds, be advisable, therefore the moment of described release pressure is 3 seconds~5 seconds, the rate of pressure reduction of described cotton release pressure is 0.3MPa/s~1MPa/s, and the rate of pressure reduction of described linen thread and yarn release pressure is 0.5MPa/s~2MPa/s.
The brilliant method that becomes modification and weave MIXED FABRIC of a kind of cotton as above/linen thread and yarn, for obtaining good diffusivity and the best modified effect of modification medium, and the modifying process energy consumes minimum, the flow, time and the temperature that need ammoniacal liquor in regulation and control topping up process, reach the purpose of regulation and control pressure, and then regulation and control medium permeability, infiltration rate, evaporation rate, evaporation rate and phase transition process.And the process of boosting is one of most important influence factor, need adopt the different processes of boosting to different yarns, a large number of experiments show that: cotton content of cellulose accounting is more than 90%, and the yarn institutional framework is even, be applicable to using constant speed boosting mode, the constant speed rate of pressure rise k of cotton 1At 0.1~0.5MPa/min, be advisable; And linen thread and yarn is applicable to using linear boosting mode, rate of pressure rise k 2Meet relational expression
Figure BDA00003571947000031
Wherein t is pressure rising time, k 0For initial rate of pressure rise; For linen thread and yarn, initial rate of pressure rise k 0Be not less than 0.5MPa/min, can reach 1MPa/min, therefore described initial rate of pressure rise k 0In 0.5MPa/min~1MPa/min scope.
The brilliant method that becomes modification and weave MIXED FABRIC of a kind of cotton as above/linen thread and yarn, in modifying process, rear pressurize a period of time of boosting is for the modification medium can be penetrated in the yarn institutional framework more fully, better completes the intermolecular hydrogen bond network reconstruct of yarn.This process is all necessary to the crystalline substance change modification of all yarns.To cotton, the rear pressurize 1min that boosts is above to be got final product, and to linen thread and yarn, needs at least pressurize 5min after boosting, and therefore the described rear dwell time of boosting is 1~10min.
The brilliant method that becomes modification and weave MIXED FABRIC of a kind of cotton as above/linen thread and yarn, after twice reconstruct of the intermolecular hydrogen bond network of yarn, remove the modification medium technical process that is absolutely necessary, this process does not affect the lattice structure of yarn, but how high efficiency, low energy consumption, this process that completes pollution-free, zero-emission are to realize the key factor of large-scale industrial production, this will directly affect the brilliant vitality that becomes method of modifying, about how high efficiency, low energy consumption, pollution-free, zero-emission complete this process again separate case write the series of patents statement.Remove the modification medium described in this case and remove the modification medium in material for adopting heating and vacuumizing parallel method of evaporating.
Beneficial effect:
The present invention adopts the advantage of above technical scheme as follows:
1, the present invention reaches the modification purpose by changing lattice structure, and the yarn after modification overcomes its native defect, has improved DIMENSIONAL STABILITY, flexibility and the dyeability etc. of product.
2, the present invention adopts the method for abrupt release pressure, makes the yarn after modification farthest expand, and has significantly improved bulkiness and the flexibility of yarn.
3, the present invention becomes the modification cotton and brilliant becomes the MIXED FABRIC that the modification linen thread and yarn is made into by crystalline substance, and hole increases, degree of crystallinity reduces, fabric sofetening, has significantly improved the spinning of fabric, knits, the metachromia energy.
The specific embodiment
Below in conjunction with the specific embodiment, further set forth the present invention.Should be understood that these embodiment only are not used in and limit the scope of the invention for the present invention is described.Should be understood that in addition those skilled in the art can make various changes or modifications the present invention after the content of having read the present invention's instruction, these equivalent form of values fall within the application's appended claims limited range equally.
Embodiment 1
The brilliant method that becomes modification and weave MIXED FABRIC of a kind of cotton/linen thread and yarn, 5 cottons that at first will be modified are placed in closed container, are filled with liquefied ammonia, press rate of pressure rise k 1For the constant speed of 0.1MPa/min boosts to modifier pressure 0.5Mpa, pressurize 1min, then in 5 seconds with the rate of pressure reduction abrupt release of 0.3MPa/s to 0.005Mpa, then adopt heating to remove the modification medium with vacuumizing parallel method of evaporating, obtain the brilliant modification cotton that becomes.The 5 count linen yarn lines that then will be modified are placed in closed container, are filled with liquefied ammonia, by linear boosting mode, boost, and rate of pressure rise k 2Meet relational expression
Figure BDA00003571947000041
Initial rate of pressure rise k 0For 0.5MPa/min, to modifier pressure 1.2Mpa, pressurize 1min, then in 5 seconds with the rate of pressure reduction abrupt release of 0.5MPa/s to 0.0012Mpa, then adopt heating to remove the modification medium in linen thread and yarn with vacuumizing parallel method of evaporating, obtain the brilliant modification linen thread and yarn that becomes.Finally warp-wise brilliant change modification cotton and broadwise crystalline substance are become to the modification linen thread and yarn by interweaving, form 5 * 5,150/10cm * 50/10cm cotton/flax MIXED FABRIC.Describedly brilliant become the modification cotton and the brilliant modification linen thread and yarn MIXED FABRIC microcosmic lattice that forms and unmodified cotton and the linen thread and yarn MIXED FABRIC microcosmic lattice formed that interweaves that interweaves that becomes is compared, hole increase 13%, degree of crystallinity reduces 15%; Describedly brilliant become the modification cotton and the brilliant modification linen thread and yarn MIXED FABRIC that forms and unmodified cotton and the linen thread and yarn MIXED FABRIC formed that interweaves that interweaves that becomes is compared, dye-uptake improves 25%, COLOR FASTNESS raising 17%.
Embodiment 2
The brilliant method that becomes modification and weave MIXED FABRIC of a kind of cotton/linen thread and yarn, 32 cottons that at first will be modified are placed in closed container, are filled with liquefied ammonia, press rate of pressure rise k 1For the constant speed of 0.2MPa/min boosts to modifier pressure 1Mpa, pressurize 1min, then in 5 seconds with the rate of pressure reduction abrupt release of 0.3MPa/s to 0.001Mpa, then adopt heating to remove the modification medium with vacuumizing parallel method of evaporating, obtain the brilliant modification cotton that becomes.The 21 count linen yarn lines that then will be modified are placed in closed container, are filled with liquefied ammonia, by boosting by linear boosting mode, and rate of pressure rise k 2Meet relational expression
Figure BDA00003571947000051
Initial rate of pressure rise k 0For 0.5MPa/min, to modifier pressure 1.5Mpa, pressurize 5min, then in 5 seconds with the rate of pressure reduction abrupt release of 1MPa/s to 0.0015Mpa, then adopt heating to remove the modification medium in linen thread and yarn with vacuumizing parallel method of evaporating, obtain the brilliant modification linen thread and yarn that becomes.Finally warp-wise brilliant change modification linen thread and yarn and broadwise crystalline substance are become to the modification cotton by interweaving, form 21 * 32,218/10cm * 196/10cm cotton/flax MIXED FABRIC.Describedly brilliant become the modification cotton and the brilliant modification linen thread and yarn MIXED FABRIC microcosmic lattice that forms and unmodified cotton and the linen thread and yarn MIXED FABRIC microcosmic lattice formed that interweaves that interweaves that becomes is compared, hole increase 14%, degree of crystallinity reduces 17%; Describedly brilliant become the modification cotton and the brilliant modification linen thread and yarn MIXED FABRIC that forms and unmodified cotton and the linen thread and yarn MIXED FABRIC formed that interweaves that interweaves that becomes is compared, dye-uptake improves 29%, COLOR FASTNESS raising 17%.
Embodiment 3
The brilliant method that becomes modification and weave MIXED FABRIC of a kind of cotton/linen thread and yarn, 32 cottons that at first will be modified are placed in closed container, are filled with liquefied ammonia, press rate of pressure rise k 1For the constant speed of 0.5MPa/min boosts to modifier pressure 1Mpa, pressurize 10min, then in 4 seconds with the rate of pressure reduction abrupt release of 0.5MPa/s to 0.001Mpa, then adopt heating to remove the modification medium with vacuumizing parallel method of evaporating, obtain the brilliant modification cotton that becomes.The 36 count linen yarn lines that then will be modified are placed in closed container, are filled with liquefied ammonia, by boosting by linear boosting mode, and rate of pressure rise k 2Meet relational expression
Figure BDA00003571947000052
Initial rate of pressure rise k 0For 0.8MPa/min, to modifier pressure 2Mpa, pressurize 10min, then in 3 seconds with the rate of pressure reduction abrupt release of 1MPa/s to 0.002Mpa, then adopt heating to remove the modification medium in linen thread and yarn with vacuumizing parallel method of evaporating, obtain the brilliant modification linen thread and yarn that becomes.Finally warp-wise brilliant change modification cotton and broadwise crystalline substance are become to the modification linen thread and yarn by interweaving, form 32 * 36,236/10cm * 190/10cm cotton/flax MIXED FABRIC.Describedly brilliant become the modification cotton and the brilliant modification linen thread and yarn MIXED FABRIC microcosmic lattice that forms and unmodified cotton and the linen thread and yarn MIXED FABRIC microcosmic lattice formed that interweaves that interweaves that becomes is compared, hole increase 17%, degree of crystallinity reduces 23%; Describedly brilliant become the modification cotton and the brilliant modification linen thread and yarn MIXED FABRIC that forms and unmodified cotton and the linen thread and yarn MIXED FABRIC formed that interweaves that interweaves that becomes is compared, dye-uptake improves 35%, COLOR FASTNESS raising 20%.
Embodiment 4
The brilliant method that becomes modification and weave MIXED FABRIC of a kind of cotton/linen thread and yarn, 100 cottons that at first will be modified are placed in closed container, are filled with liquefied ammonia, press rate of pressure rise k 1For the constant speed of 0.5MPa/min boosts to modifier pressure 1.2Mpa, pressurize 10min, then in 3 seconds with the rate of pressure reduction abrupt release of 1MPa/s to 0.0012Mpa, then adopt heating to remove the modification medium with vacuumizing parallel method of evaporating, obtain the brilliant modification cotton that becomes.The 120 count linen yarn lines that then will be modified are placed in closed container, are filled with liquefied ammonia, by linear boosting mode, boost, and rate of pressure rise k 2Meet relational expression
Figure BDA00003571947000061
Initial rate of pressure rise k 0For 1MPa/min, to modifier pressure 2Mpa, pressurize 10min, then in 3 seconds with the rate of pressure reduction abrupt release of 2MPa/s to 0.002Mpa, then adopt heating to remove the modification medium in linen thread and yarn with vacuumizing parallel method of evaporating, obtain the brilliant modification linen thread and yarn that becomes.Finally warp-wise brilliant change modification cotton and broadwise crystalline substance are become to the modification linen thread and yarn by interweaving, form 100 * 120,800/10cm * 700/10cm cotton/flax MIXED FABRIC.Describedly brilliant become the modification cotton and the brilliant modification linen thread and yarn MIXED FABRIC microcosmic lattice that forms and unmodified cotton and the linen thread and yarn MIXED FABRIC microcosmic lattice formed that interweaves that interweaves that becomes is compared, hole increase 18%, degree of crystallinity reduces 25%; Describedly brilliant become the modification cotton and the brilliant modification linen thread and yarn MIXED FABRIC that forms and unmodified cotton and the linen thread and yarn MIXED FABRIC formed that interweaves that interweaves that becomes is compared, dye-uptake improves 40%, COLOR FASTNESS raising 25%.

Claims (10)

1. cotton/linen thread and yarn crystalline substance becomes modification and weaves the method for MIXED FABRIC, it is characterized in that: the cotton and the linen thread and yarn that are modified are placed in respectively to different closed containers, be filled with the modification medium, boost to modifier pressure, then abrupt release pressure, remove the modification medium, obtain respectively brilliant modification cotton and the brilliant modification linen thread and yarn that becomes of becoming.Then crystalline substance is become to modification cotton and the brilliant modification linen thread and yarn that becomes by interweaving, form MIXED FABRIC.
2. the crystalline substance of a kind of cotton according to claim 1/flax MIXED FABRIC becomes method of modifying, it is characterized in that, in described cotton/flax MIXED FABRIC, the cotton fineness is 5~100, and the fineness of linen thread and yarn is 5~120; The thread count of described cotton/flax MIXED FABRIC is 50~800/10cm.
3. a kind of cotton according to claim 1/linen thread and yarn crystalline substance becomes modification and weaves the method for MIXED FABRIC, it is characterized in that, describedly brilliant become the modification cotton and brilliant modification linen thread and yarn the interweave MIXED FABRIC microcosmic lattice of formation of the MIXED FABRIC microcosmic lattice that forms and unmodified cotton and linen thread and yarn that interweaves that becomes is compared, hole increases 13%~18%, and degree of crystallinity reduces 15%~25%; Describedly brilliant become the modification cotton and the brilliant modification linen thread and yarn MIXED FABRIC that forms and unmodified cotton and the linen thread and yarn MIXED FABRIC formed that interweaves that interweaves that becomes is compared, dye-uptake improves 25%~40%, COLOR FASTNESS raising 17%~25%.
4. the brilliant method that becomes modification and weave MIXED FABRIC of a kind of cotton according to claim 1/linen thread and yarn, is characterized in that, described modification medium is liquefied ammonia.
5. a kind of cotton according to claim 1/linen thread and yarn crystalline substance becomes modification and weaves the method for MIXED FABRIC, it is characterized in that, the modifier pressure of described cotton is 0.5~1.2MPa, the modifier pressure P of linen thread and yarn is 1.2~2MPa, described abrupt release pressure refer to pressure moment drop to described modifier pressure 1% and below.
6. the brilliant method that becomes modification and weave MIXED FABRIC of a kind of cotton according to claim 5/linen thread and yarn, is characterized in that, described pressure is absolute pressure.
7. a kind of cotton/linen thread and yarn crystalline substance becomes modification and weaves the method for MIXED FABRIC according to claim 1 or 5, it is characterized in that, described moment refers to 3 seconds~5 seconds, the rate of pressure reduction of described cotton release pressure is 0.3MPa/s~1MPa/s, and the rate of pressure reduction of linen thread and yarn release pressure is 0.5MPa/s~2MPa/s.
8. the brilliant method that becomes modification and weave MIXED FABRIC of a kind of cotton according to claim 1/linen thread and yarn, is characterized in that, boosting of described cotton boosted for constant speed, rate of pressure rise k 1For a certain steady state value of 0.1MPa/min~0.5MPa/min; Boosting of linen thread and yarn boosted for linearity, rate of pressure rise k 2Meet relational expression Wherein t is pressure rising time, k 0For initial rate of pressure rise, k 0For 0.5MPa/min~1MPa/min.
9. the brilliant method that becomes modification and weave MIXED FABRIC of a kind of cotton according to claim 1/linen thread and yarn, is characterized in that, rear maintenance 1min~10min boosts.
10. the brilliant method that becomes modification and weave MIXED FABRIC of a kind of cotton according to claim 1/linen thread and yarn, is characterized in that, described removal modification medium is removed the modification medium in material for adopting heating and vacuumizing parallel method of evaporating.
CN201310318063.7A 2013-07-26 2013-07-26 A kind of cotton/linen thread and yarn crystalline substance becomes modification and weaves the method for MIXED FABRIC Expired - Fee Related CN103422275B (en)

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