CN104404762A - Kapok fiber processing technology - Google Patents
Kapok fiber processing technology Download PDFInfo
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- CN104404762A CN104404762A CN201410620872.8A CN201410620872A CN104404762A CN 104404762 A CN104404762 A CN 104404762A CN 201410620872 A CN201410620872 A CN 201410620872A CN 104404762 A CN104404762 A CN 104404762A
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Abstract
The invention relates to a kapok fiber processing technology. The technology comprises the following steps: at first, loosening the kapok fibers, removing impurities from the kapok fibers, then sealing the kapok fibers in a cotton warehouse to stew the kapok fibers in the presence of a first aid, then wetting the kapok fibers in the cotton warehouse, spraying a second aid onto the kapok fibers in the cotton warehouse after the humidity of the kapok fibers has met the certain requirements under a heating condition; and then keeping on stewing the kapok fibers. The provided processing technology uses a unique first aid and second aid. In the assistance of the first aid and the second aid, at the same time, the technology comprises a special procedure, and thus the processed kapok fibers has the characteristics of softness, comfort, smoothness, antistatic property, pilling resistance, dampness absorption, dampness guiding, healthcare function, and antibacterial property. The dry unevenness and break strength of yarns made of the kapok fibers are greatly improved. Moreover, the kapok fibers can be blended with cotton fibers, and the kapok fiber content can reach 80% on the basis that the textile quality is not affected.
Description
Technical field
The present invention relates to a kind of bombax cotton treatment process, belong to textile technology field.
Background technology
Kapok is the wild fruit that a kind of value is higher, and the flower of kapok, flower shell, seed, trunk, bark, tree root all have higher value of exploiting and utilizing; Wherein, kapok petal edible, can do pollution-free dish; Flower shell can be used as the filter membrane material, wallpaper etc. of raw material manufacture for desalinization and sewage disposal; Seed can extract oil, and can be used for production nutrition and functional food, also can conversion biodiesel; Kapok trunk quality is soft, can make sound insulation thermal insulation sheet material, food and food utensil, sauna tool, glued board, packaging boxboard, matchstick, wooden boat etc., and most importantly silk cotton tree growth rapidly, can be paper industry and provide quality raw materials; Tree root and bark can be used as medicine, and contribute to the generation reducing the disease such as cardiovascular disease and diabetes.In addition, bombax cotton is as the fruit fiber of silk cotton tree, and its use value is also very high.
Specifically, bombax cotton belongs to unicellular fibre, and it is wrapped in colored shell, and fibre section is circular or oval, and stage casing is shorter, and slightly hold comparatively thin, the blunt circle of heel end, closed at both ends, cell wall is thin.Bombax cotton degree of hollowness 80%, known comprise natural fabric and the highest fiber of chemical fibre degree of hollowness, and the line density of bombax cotton is only 1/2 of cotton fiber, bombax cotton is described as " the new model of 21st century health fiber " with the characteristic of " quality is the lightest, heat insulating ability is better than eider down, skinfeel surpasses cashmere ".
Should be used for from bombax cotton, before 2004, bombax cotton is used to stuffing mostly, for filling pillow, bed clothes etc., is not but almost utilized by weaving.Trace it to its cause, from the angle of spinning, first, bombax cotton is lower than the content of cellulose of cotton fiber, content of lignin is high, is unfavorable for spinning; Secondly, bombax cotton contains the wax of 0.8%, makes bombax cotton present smooth surface, and turn bent few, cohesive force is poor; In addition, bombax cotton contains assorted height, length is short, fineness is thin, length is low, and fiber relative torsion rigidity is large, and twisting efficiency is low, and end breakage rate is high; So cause the spinnability of bombax cotton very poor.In traditional spinning process, the use for bombax cotton all needs just can realize with other fiber blends.
When adopting bombax cotton and other fibers to carry out blending, for with cotton fiber blending, generally all require that the content strictly controlling kapok is lower than 50% of fiber total amount, so just can ensure bombax cotton with after cotton fiber blending compared with cotton fiber its resultant yarn strand irregularity, fracture strength and Quality Pure Cotton Yarn Production be more or less the same, and after kapok content is more than 50%, bombax cotton with after cotton fiber blending compared with cotton fiber, yarn unevenness significantly increases, yarn strength declines obviously, elongation at break reduces, and has had a strong impact on the quality of spinning.
The spinning pre-treatment how bombax cotton is suitable for, obtain the bombax cotton that yarn unevenness is low, elongation at break is high, to ensure its fiber superiority that can utilize bombax cotton in blending better, in blending, adopt the bombax cotton of many proportion more, also can ensure that spinning quality is kapok field of textiles letter problem to be solved simultaneously.
Summary of the invention
Technical problem to be solved by this invention is that in prior art, bombax cotton yarn unevenness is after treatment high, elongation at break is low, spinnability is poor, and then provides a kind of and can obtain that yarn unevenness is low, elongation at break is high, the bombax cotton treatment process of good spinnability.
For solving the problems of the technologies described above, the present invention is achieved by the following technical solutions:
A kind of bombax cotton treatment process, comprises the steps:
(1) get bombax cotton stand-by, shredding, removal of impurities process are carried out to bombax cotton;
(2) bombax cotton after shredding is put into airtight cotton storehouse, constantly the first auxiliary agent is sprayed to cotton storehouse when bombax cotton being put into airtight cotton storehouse, when bombax cotton is full of cotton storehouse, stop spray first auxiliary agent, cotton warehouse temperature is set and is 43-49 DEG C and carries out sealing and stewingly process at least 5h;
Described first auxiliary agent is containing the raw material of following weight portion:
Sodium bicarbonate 2-3 part, polyethylene glycol 16-20 part, starch 3-5 part, triethanolamine 23-30 part, neopelex 3-6 part, water 110-130 part;
(3) after sealing stewing process, carry out Temperature fall process to cotton storehouse, opening the steam valve spraying steam humidification in cotton storehouse in this process, is 13-16% to humidity, when cotton storehouse temperature reduces to room temperature, carries out secondary and seals stewing process 3.0-3.5h;
(4) again steam valve is opened, spraying steam humidification and make cotton storehouse temperature be 35-40 DEG C, at least 1.0h is incubated after being heated to said temperature, the second auxiliary agent is sprayed to the bombax cotton in cotton storehouse further while not closing steam valve, after treating the second auxiliary agent spray, continue to process at least 3h to bombax cotton under steam humidification keeping warm mode;
Described second auxiliary agent is containing the raw material of following weight portion:
Ludox 3-4 part, acrylate 5-8 part, water 110-120 part, polyethylene glycol 23-30 part, triethanolamine 15-19 part;
(5) steam off valve, arranges cotton warehouse temperature and is 46-50 DEG C and carries out sealing and stewingly process at least 24h, after being cooled to room temperature, open cotton storehouse.
In described step (2), cotton warehouse temperature is set and is 46 DEG C and carries out sealing stewing process 12h.
Described first auxiliary agent is containing the raw material of following weight portion:
Sodium bicarbonate 2-3 part, polyethylene glycol 17-20 part, starch 5 parts, triethanolamine 23-26 part, neopelex 4 parts, water 110-120 part.
In described step (4), cotton storehouse temperature is 38 DEG C.
Described second auxiliary agent also comprise in crosslinking agent, antistatic additive one or both.
Described crosslinking agent is crosslinking agent EH, and described antistatic additive is octadecyldimethyl ethoxy quaternary ammonium nitrate.
In mass, described first auxiliary agent and the second auxiliary agent addition are separately the 30-50% of pending bombax cotton quality in cotton storehouse.
Technique scheme of the present invention has the following advantages compared to existing technology:
The treatment process of bombax cotton of the present invention, first needs to carry out shredding, removal of impurities process to bombax cotton; Afterwards the bombax cotton after shredding is put into airtight cotton storehouse, constantly the first auxiliary agent is sprayed to cotton storehouse in the process put into, make the bombax cotton be placed into can be sprayed upper first auxiliary agent fully, when bombax cotton is full of cotton storehouse, stop spray first auxiliary agent, cotton warehouse temperature is set and is 43-49 DEG C and carries out sealing and stewingly process at least 5h; In this process, by adjustment storehouse humidity and temperature, the first auxiliary agent can be made to be immersed in fully in bombax cotton, to the fibre modification that bombax cotton carries out from outside to inside.Above-mentioned seal stewing process after, the treatment process of the bombax cotton described in the application needs to carry out Temperature fall process to cotton storehouse, open the steam valve spraying steam humidification in cotton storehouse in this process, be 13-16% to humidity, when cotton storehouse temperature reduces to room temperature, carry out secondary and seal stewing process 3.0-3.5h; This step is very important step, and this step plays important effect by the second aid fiber process afterwards.Then, again open steam valve, spraying steam humidification and make cotton storehouse temperature be 35-40 DEG C, at least 1.0h is incubated after being heated to said temperature, the second auxiliary agent is sprayed to the bombax cotton in cotton storehouse further while not closing steam valve, after treating the second auxiliary agent spray, continue to process at least 3h to bombax cotton under steam humidification keeping warm mode; Finally, steam off valve, improves further cotton warehouse temperature and carries out sealing to 46-50 DEG C and stewingly process at least 24h.Corresponding to above-mentioned special treatment process, the selection of the first auxiliary agent and the second auxiliary agent is also vital influence factor, by the acting in conjunction of above-mentioned factors, the yarn unevenness of bombax cotton is after treatment declined, cohesive force between fiber increases, and spinnability strengthens; Yam surface fibrous index declines, single thread force rises, spun yarn elongation at break improves.During with cotton fiber blending, ensureing the fiber superiority that can utilize bombax cotton better, the bombax cotton of many proportion can be adopted more in blending.
From the angle of auxiliary agent, the application is in the treatment process of bombax cotton, the first auxiliary agent adopted and the second auxiliary agent have all been abandoned in prior art for being all select to be added with oily substance (such as silicone oil in the process of bombax cotton, castor oil, crude oil etc.) auxiliary agent, think and make fiber have better compliance by the lubrication of adding appropriate oily substance, also control its compliance within the specific limits simultaneously, between fiber and fiber, also there is certain frictional force thus make, between fiber, there is cohesive force, facts have proved, the selection of bombax cotton process auxiliary agent conventional in prior art makes the spinnability of bombax cotton still cannot obtain good raising.
Detailed description of the invention
In order to better, bombax cotton treatment process described in the application is understood, below the angle from detailed description of the invention is described.
Embodiment 1
Bombax cotton treatment process described in the present embodiment, comprises the steps:
(1) get bombax cotton stand-by, shredding, removal of impurities process are carried out to bombax cotton; This step can adopt any shredding of the prior art, removal of impurities treatment process has come, and can adopt opener to process during shredding, can adopt fibre impurity-removing machine to process during removal of impurities;
(2) bombax cotton after 360kg shredding is input in airtight cotton storehouse continually by pipeline, constantly in cotton storehouse, the first auxiliary agent is sprayed when bombax cotton being inputted airtight cotton storehouse, when bombax cotton is full of cotton storehouse, stop spray first auxiliary agent, need the amount of the first auxiliary agent ensureing spray to be 180kg in the process, cotton warehouse temperature is set afterwards and is 43 DEG C and carries out sealing stewing process 5h;
Described first auxiliary agent is containing following raw material:
Sodium bicarbonate 2kg, polyethylene glycol 16kg, starch 3kg, triethanolamine 23kg, neopelex 6kg, water 130kg;
(3) after sealing stewing process, carry out Temperature fall process to cotton storehouse, opening the steam valve spraying steam humidification in cotton storehouse in this process, is 13% to humidity, when cotton storehouse temperature reduces to room temperature, carries out secondary and seals stewing process 3.0h;
(4) again steam valve is opened, spraying steam humidification and make cotton storehouse temperature be 35 DEG C, 1.0h is incubated after being heated to said temperature, the second auxiliary agent is sprayed to the bombax cotton in cotton storehouse further while not closing steam valve, after treating the second auxiliary agent spray, continue to carry out process 1.0h to bombax cotton under steam humidification keeping warm mode; Wherein, the straying quatity of the second auxiliary agent is 180kg;
Described second auxiliary agent is containing following raw material:
Ludox 4kg, acrylate 8kg, water 120kg, polyethylene glycol 30kg, triethanolamine 18kg;
(5) steam off valve, arranges cotton warehouse temperature and is 46 DEG C and carries out sealing stewing process 24h, after being cooled to room temperature, open cotton storehouse.
Embodiment 2
Bombax cotton treatment process described in the present embodiment, comprises the steps:
(1) get bombax cotton stand-by, shredding, removal of impurities process are carried out to bombax cotton; This step can adopt any shredding of the prior art, removal of impurities treatment process has come, and can adopt opener to process during shredding, can adopt fibre impurity-removing machine to process during removal of impurities;
(2) bombax cotton after 425kg shredding is input in airtight cotton storehouse continually by pipeline, constantly in cotton storehouse, the first auxiliary agent is sprayed when bombax cotton being inputted airtight cotton storehouse, when bombax cotton is full of cotton storehouse, stop spray first auxiliary agent, need the amount of the first auxiliary agent ensureing spray to be 170kg in the process, cotton warehouse temperature is set afterwards and is 45 DEG C and carries out sealing stewing process 6h;
Described first auxiliary agent is containing the raw material of following weight portion:
Sodium bicarbonate 3kg, polyethylene glycol 18kg, starch 3kg, triethanolamine 23kg, neopelex 3kg, water 120kg;
(3) after sealing stewing process, carry out Temperature fall process to cotton storehouse, opening the steam valve spraying steam humidification in cotton storehouse in this process, is 15% to humidity, when cotton storehouse temperature reduces to room temperature, carries out secondary and seals stewing process 3.0h;
(4) again steam valve is opened, spraying steam humidification and make cotton storehouse temperature be 37 DEG C, 3.0h is incubated after being heated to said temperature, the second auxiliary agent is sprayed to the bombax cotton in cotton storehouse further while not closing steam valve, after treating the second auxiliary agent spray, continue to carry out process 3.0h to bombax cotton under steam humidification keeping warm mode; Wherein, the straying quatity of the second auxiliary agent is 170kg;
Described second auxiliary agent is containing the raw material of following weight portion:
Ludox 3kg, acrylate 7kg, water 115kg, polyethylene glycol 26kg, triethanolamine 19kg;
(5) steam off valve, arranges cotton warehouse temperature and is 46 DEG C and carries out sealing stewing process 30h, after being cooled to room temperature, open cotton storehouse.
Embodiment 3
Bombax cotton treatment process described in the present embodiment, comprises the steps:
(1) get bombax cotton stand-by, shredding, removal of impurities process are carried out to bombax cotton; This step can adopt any shredding of the prior art, removal of impurities treatment process has come, and can adopt opener to process during shredding, can adopt fibre impurity-removing machine to process during removal of impurities;
(2) bombax cotton after 550kg shredding is input in airtight cotton storehouse continually by pipeline, constantly in cotton storehouse, the first auxiliary agent is sprayed when bombax cotton being inputted airtight cotton storehouse, when bombax cotton is full of cotton storehouse, stop spray first auxiliary agent, need the amount of the first auxiliary agent ensureing spray to be 165kg in the process, cotton warehouse temperature is set afterwards and is 46 DEG C and carries out sealing stewing process 12h;
Described first auxiliary agent is containing the raw material of following weight portion:
Sodium bicarbonate 3kg, polyethylene glycol 17kg, starch 5kg, triethanolamine 26kg, neopelex 4kg, water 110kg;
(3) after sealing stewing process, carry out Temperature fall process to cotton storehouse, opening the steam valve spraying steam humidification in cotton storehouse in this process, is 15% to humidity, when cotton storehouse temperature reduces to room temperature, carries out secondary and seals stewing process 3.0h;
(4) again steam valve is opened, spraying steam humidification and make cotton storehouse temperature be 38 DEG C, 6.0h is incubated after being heated to said temperature, the second auxiliary agent is sprayed to the bombax cotton in cotton storehouse further while not closing steam valve, after treating the second auxiliary agent spray, continue to carry out process 6.0h to bombax cotton under steam humidification keeping warm mode; Wherein, the straying quatity of the second auxiliary agent is 180kg;
Described second auxiliary agent is containing the raw material of following weight portion:
Ludox 4kg, acrylate 7kg, water 120kg, polyethylene glycol 30kg, triethanolamine 19kg;
(5) steam off valve, arranges cotton warehouse temperature and is 46 DEG C and carries out sealing stewing process 35h, after being cooled to room temperature, open cotton storehouse.
Embodiment 4
Bombax cotton treatment process described in the present embodiment, comprises the steps:
(1) get bombax cotton stand-by, shredding, removal of impurities process are carried out to bombax cotton; This step can adopt any shredding of the prior art, removal of impurities treatment process has come, and can adopt opener to process during shredding, can adopt fibre impurity-removing machine to process during removal of impurities;
(2) bombax cotton after 412kg shredding is input in airtight cotton storehouse continually by pipeline, constantly in cotton storehouse, the first auxiliary agent is sprayed when bombax cotton being inputted airtight cotton storehouse, when bombax cotton is full of cotton storehouse, stop spray first auxiliary agent, need the amount of the first auxiliary agent ensureing spray to be 165kg in the process, cotton warehouse temperature is set afterwards and is 49 DEG C and carries out sealing stewing process 10h;
Described first auxiliary agent is containing the raw material of following weight portion:
Sodium bicarbonate 2kg, polyethylene glycol 20kg, starch 3kg, triethanolamine 25kg, neopelex 5kg, water 110kg;
(3) after sealing stewing process, carry out Temperature fall process to cotton storehouse, opening the steam valve spraying steam humidification in cotton storehouse in this process, is 15% to humidity, when cotton storehouse temperature reduces to room temperature, carries out secondary and seals stewing process 3.5h;
(4) again steam valve is opened, spraying steam humidification and make cotton storehouse temperature be 40 DEG C, 10h is incubated after being heated to said temperature, the second auxiliary agent is sprayed to the bombax cotton in cotton storehouse further while not closing steam valve, after treating the second auxiliary agent spray, continue to carry out process 10h to bombax cotton under steam humidification keeping warm mode; Wherein, the straying quatity of the second auxiliary agent is 164kg;
Described second auxiliary agent is containing the raw material of following weight portion:
Ludox 4kg, acrylate 5kg, water 117kg, polyethylene glycol 23kg, triethanolamine 15kg;
(5) steam off valve, arranges cotton warehouse temperature and is 50 DEG C and carries out sealing stewing process 24h, after being cooled to room temperature, open cotton storehouse.
Embodiment 5
Bombax cotton treatment process described in the present embodiment, comprises the steps:
(1) get bombax cotton stand-by, shredding, removal of impurities process are carried out to bombax cotton; This step can adopt any shredding of the prior art, removal of impurities treatment process has come, and can adopt opener to process during shredding, can adopt fibre impurity-removing machine to process during removal of impurities;
(2) bombax cotton after 400kg shredding is input in airtight cotton storehouse continually by pipeline, constantly in cotton storehouse, the first auxiliary agent is sprayed when bombax cotton being inputted airtight cotton storehouse, when bombax cotton is full of cotton storehouse, stop spray first auxiliary agent, need the amount of the first auxiliary agent ensureing spray to be 160kg in the process, cotton warehouse temperature is set afterwards and is 49 DEG C and carries out sealing stewing process 15h;
Described first auxiliary agent is containing the raw material of following weight portion:
Sodium bicarbonate 2kg, polyethylene glycol 16kg, starch 4kg, triethanolamine 23kg, neopelex 5kg, water 110kg;
(3) after sealing stewing process, carry out Temperature fall process to cotton storehouse, opening the steam valve spraying steam humidification in cotton storehouse in this process, is 16% to humidity, when cotton storehouse temperature reduces to room temperature, carries out secondary and seals stewing process 3.5h;
(4) again steam valve is opened, spraying steam humidification and make cotton storehouse temperature be 35 DEG C, 24h is incubated after being heated to said temperature, the second auxiliary agent is sprayed to the bombax cotton in cotton storehouse further while not closing steam valve, after treating the second auxiliary agent spray, continue to carry out process 20h to bombax cotton under steam humidification keeping warm mode; Wherein, the straying quatity of the second auxiliary agent is 160kg;
Described second auxiliary agent is containing the raw material of following weight portion:
Ludox 3kg, acrylate 5kg, water 110-115kg, polyethylene glycol 27kg, triethanolamine 15kg;
(5) steam off valve, arranges cotton warehouse temperature and is 49 DEG C and carries out sealing stewing process 30h, after being cooled to room temperature, open cotton storehouse.
Embodiment 6
Bombax cotton treatment process described in the present embodiment, comprises the steps:
(1) get bombax cotton stand-by, shredding, removal of impurities process are carried out to bombax cotton; This step can adopt any shredding of the prior art, removal of impurities treatment process has come, and can adopt opener to process during shredding, can adopt fibre impurity-removing machine to process during removal of impurities;
(2) bombax cotton after 540kg shredding is input in airtight cotton storehouse continually by pipeline, constantly in cotton storehouse, the first auxiliary agent is sprayed when bombax cotton being inputted airtight cotton storehouse, when bombax cotton is full of cotton storehouse, stop spray first auxiliary agent, need the amount of the first auxiliary agent ensureing spray to be 142kg in the process, cotton warehouse temperature is set afterwards and is 49 DEG C and carries out sealing stewing process 24h;
Described first auxiliary agent is containing the raw material of following weight portion:
Sodium bicarbonate 3kg, polyethylene glycol 17kg, starch 4kg, triethanolamine 23kg, neopelex 5kg, water 110kg;
(3) after sealing stewing process, carry out Temperature fall process to cotton storehouse, opening the steam valve spraying steam humidification in cotton storehouse in this process, is 16% to humidity, when cotton storehouse temperature reduces to room temperature, carries out secondary and seals stewing process 3.0h;
(4) again steam valve is opened, spraying steam humidification and make cotton storehouse temperature be 35 DEG C, 24h is incubated after being heated to said temperature, the second auxiliary agent is sprayed to the bombax cotton in cotton storehouse further while not closing steam valve, after treating the second auxiliary agent spray, continue to carry out process 24h to bombax cotton under steam humidification keeping warm mode; Wherein, the straying quatity of the second auxiliary agent is 162kg;
Described second auxiliary agent is containing the raw material of following weight portion:
Ludox 4kg, acrylate 8kg, water 110kg, polyethylene glycol 21kg, triethanolamine 19kg;
(5) steam off valve, arranges cotton warehouse temperature and is 50 DEG C and carries out sealing stewing process 30h, after being cooled to room temperature, open cotton storehouse.
The opener adopted in above-described embodiment and fibre impurity-removing machine all can select commercially available any type, and what in this above-described embodiment, opener was selected is the opener that Kun Shanhai enters Mechanology Inc.'s production.
Embodiment 7
Bombax cotton treatment process described in the present embodiment, comprises the steps:
(1) get bombax cotton stand-by, shredding, removal of impurities process are carried out to bombax cotton; This step can adopt any shredding of the prior art, removal of impurities treatment process has come, and can adopt opener to process during shredding, can adopt fibre impurity-removing machine to process during removal of impurities;
(2) bombax cotton after 550kg shredding is input in airtight cotton storehouse continually by pipeline, constantly in cotton storehouse, the first auxiliary agent is sprayed when bombax cotton being inputted airtight cotton storehouse, when bombax cotton is full of cotton storehouse, stop spray first auxiliary agent, need the amount of the first auxiliary agent ensureing spray to be 165kg in the process, cotton warehouse temperature is set afterwards and is 46 DEG C and carries out sealing stewing process 12h;
Described first auxiliary agent is containing the raw material of following weight portion:
Sodium bicarbonate 3kg, polyethylene glycol 17kg, starch 5kg, triethanolamine 26kg, neopelex 4kg, water 110kg;
(3) after sealing stewing process, carry out Temperature fall process to cotton storehouse, opening the steam valve spraying steam humidification in cotton storehouse in this process, is 15% to humidity, when cotton storehouse temperature reduces to room temperature, carries out secondary and seals stewing process 3.0h;
(4) again steam valve is opened, spraying steam humidification and make cotton storehouse temperature be 38 DEG C, 6.0h is incubated after being heated to said temperature, the second auxiliary agent is sprayed to the bombax cotton in cotton storehouse further while not closing steam valve, after treating the second auxiliary agent spray, continue to carry out process 6.0h to bombax cotton under steam humidification keeping warm mode; Wherein, the straying quatity of the second auxiliary agent is 180kg;
Described second auxiliary agent is containing the raw material of following weight portion:
Ludox 4kg, acrylate 7kg, water 120kg, polyethylene glycol 30kg, triethanolamine 19kg; Crosslinking agent EH 5kg, antistatic additive octadecyldimethyl ethoxy quaternary ammonium nitrate 5kg;
(5) steam off valve, arranges cotton warehouse temperature and is 46 DEG C and carries out sealing stewing process 35h, after being cooled to room temperature, open cotton storehouse.
Comparative example 1
Bombax cotton treatment process described in the present embodiment, comprises the steps:
(1) get bombax cotton stand-by, shredding, removal of impurities process are carried out to bombax cotton; This step can adopt any shredding of the prior art, removal of impurities treatment process has come, and can adopt opener to process during shredding, can adopt fibre impurity-removing machine to process during removal of impurities;
(2) bombax cotton after 550kg shredding is input in airtight cotton storehouse continually by pipeline, constantly in cotton storehouse, the first auxiliary agent is sprayed when bombax cotton being inputted airtight cotton storehouse, when bombax cotton is full of cotton storehouse, stop spray first auxiliary agent, need the amount of the first auxiliary agent ensureing spray to be 165kg in the process, cotton warehouse temperature is set afterwards and is 46 DEG C and carries out sealing stewing process 12h;
Described first auxiliary agent is containing the raw material of following weight portion:
Sodium bicarbonate 3kg, polyethylene glycol 17kg, starch 5kg, triethanolamine 26kg, neopelex 4kg, water 110kg;
(3) again steam valve is opened, spraying steam humidification and make cotton storehouse temperature be 38 DEG C, 6.0h is incubated after being heated to said temperature, the second auxiliary agent is sprayed to the bombax cotton in cotton storehouse further while not closing steam valve, after treating the second auxiliary agent spray, continue to carry out process 6.0h to bombax cotton under steam humidification keeping warm mode; Wherein, the straying quatity of the second auxiliary agent is 180kg;
Described second auxiliary agent is containing the raw material of following weight portion:
Ludox 4kg, acrylate 7kg, water 120kg, polyethylene glycol 30kg, triethanolamine 19kg;
(4) steam off valve, arranges cotton warehouse temperature and is 46 DEG C and carries out sealing stewing process 35h, after being cooled to room temperature, open cotton storehouse.
Comparative example 2
Bombax cotton treatment process described in the present embodiment, comprises the steps:
(1) get bombax cotton stand-by, shredding, removal of impurities process are carried out to bombax cotton; This step can adopt any shredding of the prior art, removal of impurities treatment process has come, and can adopt opener to process during shredding, can adopt fibre impurity-removing machine to process during removal of impurities;
(2) bombax cotton after 550kg shredding is input in airtight cotton storehouse continually by pipeline, constantly in cotton storehouse, the first auxiliary agent is sprayed when bombax cotton being inputted airtight cotton storehouse, when bombax cotton is full of cotton storehouse, stop spray first auxiliary agent, need the amount of the first auxiliary agent ensureing spray to be 180kg in the process, cotton warehouse temperature is set afterwards and is 46 DEG C and carries out sealing stewing process 12h;
Described first auxiliary agent is containing the raw material of following weight portion:
Ludox 4kg, acrylate 7kg, water 120kg, polyethylene glycol 30kg, triethanolamine 19kg;
(3) after sealing stewing process, carry out Temperature fall process to cotton storehouse, opening the steam valve spraying steam humidification in cotton storehouse in this process, is 15% to humidity, when cotton storehouse temperature reduces to room temperature, carries out secondary and seals stewing process 3.0h;
(4) again steam valve is opened, spraying steam humidification and make cotton storehouse temperature be 38 DEG C, 6.0h is incubated after being heated to said temperature, the second auxiliary agent is sprayed to the bombax cotton in cotton storehouse further while not closing steam valve, after treating the second auxiliary agent spray, continue to carry out process 6.0h to bombax cotton under steam humidification keeping warm mode; Wherein, the straying quatity of the second auxiliary agent is 165kg;
Described second auxiliary agent is containing the raw material of following weight portion:
Sodium bicarbonate 3kg, polyethylene glycol 17kg, starch 5kg, triethanolamine 26kg, neopelex 4kg, water 110kg;
(5) steam off valve, arranges cotton warehouse temperature and is 46 DEG C and carries out sealing stewing process 35h, after being cooled to room temperature, open cotton storehouse.
test case
The bombax cotton obtained after above-described embodiment 1-6 and comparative example 1-2 process is carried out conventional spinning process, kapok yarn is carried out to the test of fracture strength yarn unevenness, yam surface fibrous index, single thread force, spun yarn elongation at break, roll banding situation, test result is as shown in table 1.
Fracture strength adopts GB/T14337-2008 test;
Wherein, the test for yarn unevenness adopts the thick yarn evenness tester test of Laizhou Electron Instrument Co., Ltd. Y311 type bar, and when bar evenness measures, sample length is 400m, and sliver speed is 400m/min; The test of yam surface fibrous index adopts the test of Changzhou weaving metrical instrument Co., Ltd YG171L type yarn filoplume tester, and during mensuration, length of a film length is 100m, and speed is 30m/min; Single thread force adopts Nanjing grand HD021E electronics single yarn tester test; Spun yarn elongation at break adopts Nanjing grand HD021E electronics single yarn tester test; Roll banding situation is by range estimation reflection.
Table 1
Can see from above-mentioned data, bombax cotton treatment process of the present invention, the bombax cotton after processing can be made to improve a lot in fibre property.
Further, the bombax cotton prepared by embodiment of the present invention 1-6 and cotton fiber carry out blending, wherein the quality of bombax cotton accounts for 65%, 70%, 80%, 86% of bombax cotton and cotton fiber gross mass, and result display all can reach the quality requirement of blend fibre cloth.
Although the present invention is elaborated it by above-mentioned specific embodiment; but; those skilled in the art should be understood that and made on this basis not exceed any form of claims and the change of details, all belong to invention which is intended to be protected.
Claims (7)
1. a bombax cotton treatment process, comprises the steps:
(1) get bombax cotton stand-by, shredding, removal of impurities process are carried out to bombax cotton;
(2) bombax cotton after shredding is put into airtight cotton storehouse, constantly the first auxiliary agent is sprayed to cotton storehouse when bombax cotton being put into airtight cotton storehouse, when bombax cotton is full of cotton storehouse, stop spray first auxiliary agent, cotton warehouse temperature is set and is 43-49 DEG C and carries out sealing and stewingly process at least 5h;
Described first auxiliary agent is containing the raw material of following weight portion:
Sodium bicarbonate 2-3 part, polyethylene glycol 16-20 part, starch 3-5 part, triethanolamine 23-30 part, neopelex 3-6 part, water 110-130 part;
(3) after sealing stewing process, carry out Temperature fall process to cotton storehouse, opening the steam valve spraying steam humidification in cotton storehouse in this process, is 13-16% to humidity, when cotton storehouse temperature reduces to room temperature, carries out secondary and seals stewing process 3.0-3.5h;
(4) again steam valve is opened, spraying steam humidification and make cotton storehouse temperature be 35-40 DEG C, at least 1.0h is incubated after being heated to said temperature, the second auxiliary agent is sprayed to the bombax cotton in cotton storehouse further while not closing steam valve, after treating the second auxiliary agent spray, continue to process at least 3h to bombax cotton under steam humidification keeping warm mode;
Described second auxiliary agent is containing the raw material of following weight portion:
Ludox 3-4 part, acrylate 5-8 part, water 110-120 part, polyethylene glycol 23-30 part, triethanolamine 15-19 part;
(5) steam off valve, arranges cotton warehouse temperature and is 46-50 DEG C and carries out sealing and stewingly process at least 24h, after being cooled to room temperature, open cotton storehouse.
2. treatment process according to claim 1, is characterized in that, in described step (2), arranges cotton warehouse temperature and is 46 DEG C and carries out sealing stewing process 12h.
3. treatment process according to claim 1 and 2, is characterized in that, described first auxiliary agent is containing the raw material of following weight portion:
Sodium bicarbonate 2-3 part, polyethylene glycol 17-20 part, starch 5 parts, triethanolamine 23-26 part, neopelex 4 parts, water 110-120 part.
4. treatment process according to claim 1 and 2, is characterized in that, in described step (4), cotton storehouse temperature is 38 DEG C.
5. treatment process according to claim 1, is characterized in that, described second auxiliary agent also comprise in crosslinking agent, antistatic additive one or both.
6. treatment process according to claim 5, is characterized in that, described crosslinking agent is crosslinking agent EH, and described antistatic additive is octadecyldimethyl ethoxy quaternary ammonium nitrate.
7. treatment process according to claim 1 and 2, is characterized in that, in mass, described first auxiliary agent and the second auxiliary agent addition are separately the 30-50% of pending bombax cotton quality in cotton storehouse.
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