CN102719933B - Feather casein fiber preparation method - Google Patents
Feather casein fiber preparation method Download PDFInfo
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- CN102719933B CN102719933B CN201210239151.3A CN201210239151A CN102719933B CN 102719933 B CN102719933 B CN 102719933B CN 201210239151 A CN201210239151 A CN 201210239151A CN 102719933 B CN102719933 B CN 102719933B
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Abstract
the invention discloses a feather casein fiber preparation method which comprises the following steps of: A, preparing a feather casein spinning solution. namely, solving feather in an alkaline water solution the mass concentration of which is 0.1%-20%, stirring a period, thus obtaining a casein solution through filtering, wherein the alkaline water solution comprises sodium silicate, silicic acid potassium and calcium hydroxide, and the mass ratio of the sodium silicate, the silicic acid potassium and the calcium hydroxide is 1:(0.5-1):(0.3-0.5); B, blending a feather casein spinning solution and a cellulose sulfonic acid ester solution and spinning; and C, carrying out coagulating bath treatment, acid cleaning, water washing and drying on feather casein viscose rayon so as to obtain feather casein fiber. The feather casein fiber preparation method provided by the invention can effectively enable the feather casein spinning solution to achieve homogeneous phase degree, thereby achieving the spinning purpose.
Description
Technical field
The present invention relates to a kind of azelon preparation method, be specifically related to a kind of feather casein fiber preparation method.
Background technology
Feather, eider down are the keratinization products that bird epidermal cell derives, wherein, eider down is a kind of green fiber material with light weight, softness, the good characteristic such as moisture absorption is strong, warmth retention property is good, and in feather except having a small amount of soft eider down composition, all the other are the accessory pinna constituent structure of hard.Existingly be extracted accessory pinna remaining after eider down etc. then often by as offal treatment, or for Fodder making; Although the feed utilizing accessory pinna to make existing solves the problem of its twice laid to a certain extent, and due to long containing the bacterium etc. entrained by a certain amount of poultry in accessory pinna, the feed causing it to manufacture is difficult to ensure in quality.
Why accessory pinnas etc. are not widely used as eider down, its main cause is just that the protein forming accessory pinna belongs to keratic one, it is a class formation fiber scleroprotein, it not only has a large amount of cysteine residues and a large amount of disulfide bond, and be connected with the Fiber Laminated shape structure be closely connected between its protein, so just make its quality and soft protein as hard compared with duck's down, goose down, pupa albumen etc., its processing procedure is just comparatively complicated, causes it obviously not enough on later use.
In addition, existing be pupa albumen is dissolved in dilute alkaline soln to prepare pupa albumen spinning solution by animal body protein as the method that pupa albumen etc. is prepared into azelon, and then pupa albumen spinning solution and chemical fibre spinning liquid are carried out co-blended spinning and post-treating and other steps.Although diluted alkaline can play good dissolution to pupa albumen in said method, the hard structure albumen such as accessory pinna are just difficult to dissolve, are so just difficult to the object reaching co-blended spinning.
Summary of the invention
In view of this, the invention provides a kind of feather casein fiber preparation method, it can make feather protein spinning solution reach the degree of homogeneous phase effectively, thus reaches the object of spinning.
For solving above technical problem, technical scheme of the present invention adopts a kind of feather casein fiber preparation method, and described feather protein fiber adopts following method to be prepared from:
The preparation of A, feather protein spinning solution: feather being dissolved in mass concentration is, after stirring certain hour in the alkaline aqueous solution of 0.1%-20%, obtain feather protein spinning solution after filtration; Described alkaline aqueous solution includes sodium metasilicate, potassium silicate and calcium hydroxide, and the mass ratio of described sodium metasilicate, potassium silicate and calcium hydroxide is 1:0.5-1:0.3-0.5;
B, feather protein spinning solution and cellulose sulfonate solution blending spinning: feather protein spinning solution and cellulose sulfonate solution are undertaken being mixed to get feather protein viscose glue by the mass ratio of 10%-60%:40%-90%, gained feather protein viscose glue is carried out spinning and obtains feather protein viscose;
C, feather protein viscose is successively carried out coagulating bath process, pickling, washing, dry to obtain feather protein fiber.
Preferably, described step A mesoptile first carries out Mechanical Crushing and the obtained feather meal of grinding, and then is dissolved in described alkaline aqueous solution by feather meal.
Preferably, described step A mesoptile is 200kPa-250kPa at pressure, and temperature is carry out Mechanical Crushing and grinding at 150 DEG C-200 DEG C.
Preferably, in described step A mesoptile and alkaline aqueous solution, the mass ratio of contained sodium metasilicate, potassium silicate and calcium hydroxide is 1:0.1-1.
Preferably, the temperature of the described step A neutral and alkali aqueous solution is 40 DEG C-80 DEG C.
Preferably, in described step A, mixing time is 30min-6hr.
Preferably, described step A mesoptile albumen spinning solution also adds auxiliary agent by a certain percentage, and described auxiliary agent is silane coupler.
Preferably, the mass ratio of described step A mesoptile albumen spinning solution and auxiliary agent is 1:0.0001-0.5.
Compared with prior art, its principle is as follows in the present invention:
The aqueous solution alkalescence that mesosilicic acid sodium of the present invention, potassium silicate and calcium hydroxide are configured to is comparatively strong, and sodium and potassium all belong to alkali metal, and potassium is compared to sodium, and it has stronger alkalescence.The present inventor is through studying discovery fully, if only adopt existing diluted alkaline such as sodium hydrate aqueous solution to process feather, the feather protein that can be dissolved in solution is less, does not reach the object of spinning; If adopt stronger alkaline matter as potassium hydroxide aqueous solution, the connecting key in feather protein structure can be made to be totally disrupted, prepared by feather protein fiber product be out unable to undergo washing, feather protein composition on it just comes off completely, and the feather protein fiber product colour that said method prepares turns to be yellow, obfuscation.In view of the foregoing, the present inventor is through studying discovery fully, and after adopting the aqueous solution of sodium metasilicate, potassium silicate and calcium hydroxide proportioning to process feather, feather protein can be dissolved in this solution preferably, and gained feather protein fiber quality is better.
Further, in the present invention, the membership that adds of calcium hydroxide improves the alkalescence of alkaline aqueous solution, and calcium hydroxide is slightly soluble in water, and the calcium ion be dissolved in the water will combine with the silicate ion in sodium metasilicate or potassium silicate and forms calcium silicates composition; Aqueous solution neutral and alkali will be made like this to strengthen, and therefore the concentration of alkaline aqueous solution described in the present invention is 0.1%-20%.
Further, in the present invention, in calcium hydroxide, some impurity component in feather can precipitate by calcium component, so just can be removed by the step of subsequent filter; After adding calcium hydroxide in alkaline solution, prepared feather protein fiber finished product impurity is less, soft better performances.
Further, the mass ratio of feather protein spinning solution and cellulose sulfonate solution is adopted to be 10%-60%:40%-90% in the present invention.When the mass ratio of feather protein spinning solution and cellulose sulfonate solution is in the present invention in above-mentioned interval, gained feather protein fiber can have good quality.
Further, feather protein spinning solution and cellulose sulfonate solution is adopted to carry out blended and spinning in preparation method of the present invention; Do not adopt natural fabric in the present invention, but adopt cellulose sulfonate solution, this is mainly because cellulose sulfonate has better viscosity than natural fabric, makes feather protein more easily be attached to its surface; Meanwhile, utilize such scheme prepare the finished product feather protein fiber of gained after washing repeatedly, the expulsion rate of its feather protein significantly reduces.
Further, do not adopt formaldehyde in preparation method of the present invention, while eliminating the ambient influnence that formaldehyde brings, the product prepared by it is environmental protection more also.
Further, preferably adopt described step A mesoptile first to carry out Mechanical Crushing and the obtained feather meal of grinding in the present invention, and then feather meal is dissolved in alkaline aqueous solution.Preferably adopt above-mentioned embodiment that the contact area of the fibrous proteins in feather and alkaline aqueous solution can be made to increase in the present invention, further raising its from the solubility in alkaline aqueous solution.
Further, preferably adopt described step A mesoptile to be 200kPa-250kPa at pressure in the present invention, temperature is carry out Mechanical Crushing and grinding at 150 DEG C-200 DEG C; The present invention preferably adopts during above-mentioned embodiment can carry out physical damage in advance by the disulfide bond in the fibre layered protein of feather, makes it rupture, thus makes fibrous proteins be transformed into small peptide, makes its solubility in alkaline aqueous solution higher.
Further, the present invention preferably adopts auxiliary agent in described step A to be silane coupler; The present invention preferably adopts above-mentioned embodiment that gained feather protein fiber of the present invention can be made to have better quality.Silane coupler is the organic compound of a class silicon atoms, and it can increase the viscosity of feather protein spinning solution, it is more easily attached on fiber, difficult drop-off.
Further, the present invention preferably adopts the mass ratio of contained sodium metasilicate, potassium silicate and calcium hydroxide in described step A mesoptile and alkaline aqueous solution to be 1:0.1-1; When in feather and alkaline aqueous solution, the mass ratio of contained alkaline matter is under 1: 1, adopt the amount of alkaline aqueous solution more, then the solubility increase up increasing feather protein is less.And when the mass ratio of alkaline matter contained in feather and alkaline aqueous solution is on 1:0.1, the amount of the alkaline aqueous solution adopted is less, the solubility of feather in alkaline aqueous solution is just lower, does not have the effect of fully dissolving protein in feather.
Further, the present invention preferably adopts the temperature of the described step A neutral and alkali aqueous solution to be 40 DEG C-80 DEG C; When the temperature of alkaline aqueous solution is higher than 80 DEG C, feather protein is dissolved in alkaline aqueous solution has certain danger; And when the temperature of alkaline aqueous solution is lower than 40 DEG C, the speed that feather protein is dissolved in alkaline aqueous solution is just comparatively slow, affect manufacturing schedule.
Further, the present invention preferably adopts mixing time in described step A to be 30min-6hr; When the mixing time of feather in alkaline aqueous solution is lower than 30min, in feather, the amount of proteolytic in alkaline aqueous solution is less; When the mixing time of feather in alkaline aqueous solution is higher than 6hr, overlong time will have influence on normally carrying out of production.
Further, the present invention preferably adopts the mass ratio of described step A mesoptile protein solution and auxiliary agent to be 1:0.0001-0.5; When promoter addition higher than feather protein solution quality 50% time, the amount increase of auxiliary agent effectively can not increase its improvement to the various performance of product, thus produces the phenomenon of auxiliary agent waste; In addition, when promoter addition lower than feather protein solution quality 0.01% time, the amount of institute's adding assistant can not improve the performance of prepared product preferably.Therefore, the addition of auxiliary agent is preferably between the 0.01%-50% of feather protein solution quality.
Detailed description of the invention
In order to make those skilled in the art understand technical scheme of the present invention better, below in conjunction with specific embodiment, the present invention is described in further detail.
Same for a same place of production batch poultry feather is equally divided into some groups according to quality, the quality often organizing mesoptile is 1kg, first the feather in each group is prepared into out feather protein viscose respectively according to following preparation method, the gross mass of each group gained feather protein fiber is listed in table one:
Embodiment 1:
The preparation of A, feather protein spinning solution: 1kg feather is placed in the alkaline solution that 100kg mass concentration is 0.1%, described alkaline aqueous solution temperature is 80 DEG C, it contains 0.05kg sodium metasilicate, 0.025kg potassium silicate and 0.025kg calcium hydroxide, and in feather and alkaline aqueous solution, the mass ratio of contained aforementioned substances is 1:0.1; Above-mentioned alkaline aqueous solution is stirred 6hr, removes insoluble impurity after filtration and obtain feather protein spinning solution.
B, feather protein spinning solution and cellulose sulfonate solution blending spinning: by after feather protein spinning solution and cellulose sulfonate solution respectively deaeration in mass ratio for the ratio of 10%:90% carries out being mixed to get feather protein viscose glue, feather protein rayon spinning is obtained feather protein viscose.
C, feather protein viscose is successively carried out coagulating bath process, pickling, washing, dry to obtain feather protein fiber.
Embodiment 2:
The preparation of A, feather protein spinning solution: 1kg feather is through Mechanical Crushing and to be placed on 100kg mass concentration again after grinding to form feather meal be in the alkaline aqueous solution of 0.1%, described alkaline aqueous solution temperature is 80 DEG C, it contains 0.05kg sodium metasilicate, 0.025kg potassium silicate and 0.025kg calcium hydroxide, and in feather and alkaline aqueous solution, the mass ratio of contained aforementioned substances is 1:0.1; Above-mentioned alkaline aqueous solution is stirred 6hr, removes insoluble impurity after filtration and obtain feather protein spinning solution.
B, feather protein spinning solution and cellulose sulfonate solution blending spinning: by after feather protein spinning solution and cellulose sulfonate solution respectively deaeration in mass ratio for the ratio of 10%:90% carries out being mixed to get feather protein viscose glue, feather protein rayon spinning is obtained feather protein viscose.
C, feather protein viscose is successively carried out coagulating bath process, pickling, washing, dry to obtain feather protein fiber.
Embodiment 2 and the difference of embodiment 1 are that feather is first stated row and dissolved being placed in alkaline aqueous solution by embodiment 2 after Mechanical Crushing.
Embodiment 3:
The preparation of A, feather protein spinning solution: 1kg feather is 250kPa at pressure, temperature is through Mechanical Crushing with to be placed on 100kg mass concentration again after grinding to form feather meal be in the alkaline solution of 0.1% at 200 DEG C, described alkaline aqueous solution temperature is 80 DEG C, it contains 0.05kg sodium metasilicate, 0.025kg potassium silicate and 0.025kg calcium hydride, and in feather and alkaline solution, the mass ratio of contained aforementioned substances is 1:0.1; Above-mentioned alkaline solution is stirred 6hr, removes insoluble impurity after filtration and obtain feather protein spinning solution.
B, feather protein spinning solution and cellulose sulfonate solution blending spinning: by after feather protein spinning solution and cellulose sulfonate solution respectively deaeration in mass ratio for the ratio of 10%:90% carries out being mixed to get feather protein viscose glue, feather protein rayon spinning is obtained feather protein viscose.
C, feather protein viscose is successively carried out coagulating bath process, pickling, washing, dry to obtain feather protein fiber.
It is 250kPa at pressure that embodiment 3 and the difference of embodiment 2 are that embodiment 3 is, temperature is carry out Mechanical Crushing to feather at 200 DEG C.
Feather protein fiber obtained by above-described embodiment 1-3 weighed, acquired results is listed in table one:
From above-described embodiment products obtained therefrom quality results, utilize the dissolving that the method for embodiment 1 can be carried out to a certain degree to the fibrous proteins in feather; Embodiment 2 and 3 increases the preferred embodiment of the present invention on the basis of embodiment 1; Embodiment 2 first feather is carried out Mechanical Crushing and grinding on the basis of embodiment 1, and be placed in alkaline aqueous solution after being made into feather meal again and dissolve, products obtained therefrom quality has certain increase; Embodiment 3 is 250kPa by feather at pressure on the basis of embodiment 1, and temperature is carry out Mechanical Crushing and grinding at 200 DEG C, and be placed in alkaline aqueous solution after being made into feather meal again and dissolve, products obtained therefrom quality obviously increases.The test data of above-described embodiment 1-3 illustrates and adopts the preferred embodiment of the present invention can increase the solubility of fibrous protein in alkaline aqueous solution in feather.
By with the optimum embodiment of embodiment 3, by way of example explanation is entered to material proportion parameter each in the present invention below.
Embodiment 4:
The preparation of A, feather protein spinning solution: 1kg feather is 250kPa at pressure, temperature is through Mechanical Crushing with to be placed on 10kg mass concentration again after grinding to form feather meal be in the alkaline solution of 10% at 200 DEG C, described alkaline aqueous solution temperature is 80 DEG C, it contains 0.5kg sodium metasilicate, 0.25kg potassium silicate and 0.25kg calcium hydroxide, and in feather and alkaline solution, the mass ratio of contained aforementioned substances is 1:1; Above-mentioned alkaline solution is stirred 3hr, removes insoluble impurity after filtration, add silane coupler by the mass ratio of gained feather protein solution and auxiliary agent 1:0.5, thus obtained feather protein spinning solution.
B, feather protein spinning solution and cellulose sulfonate solution blending spinning: by after feather protein spinning solution and cellulose sulfonate solution respectively deaeration in mass ratio for the ratio of 10%:90% carries out being mixed to get feather protein viscose glue, feather protein rayon spinning is obtained feather protein viscose.
C, feather protein viscose is successively carried out coagulating bath process, pickling, washing, dry to obtain 8.2kg feather protein fiber.
Embodiment 5:
The preparation of A, feather protein spinning solution: 1kg feather is 250kPa at pressure, temperature is through Mechanical Crushing with to be placed on 5kg mass concentration again after grinding to form feather meal be in the alkaline solution of 20% at 200 DEG C, described alkaline aqueous solution temperature is 80 DEG C, it contains 0.5kg sodium metasilicate, 0.25kg potassium silicate and 0.25kg calcium hydroxide, and in feather and alkaline solution, the mass ratio of contained aforementioned substances is 1:1; Above-mentioned alkaline solution is stirred 30min, removes insoluble impurity after filtration, add silane coupler by the mass ratio of gained feather protein solution and auxiliary agent 1:0.5, thus obtained feather protein spinning solution.
B, feather protein spinning solution and cellulose sulfonate solution blending spinning: by after feather protein spinning solution and cellulose sulfonate solution respectively deaeration in mass ratio for the ratio of 10%:90% carries out being mixed to get feather protein viscose glue, feather protein rayon spinning is obtained feather protein viscose.
C, feather protein viscose is successively carried out coagulating bath process, pickling, washing, dry to obtain 8.8kg feather protein fiber.
Embodiment 6:
The preparation of A, feather protein spinning solution: 1kg feather is 250kPa at pressure, temperature is through Mechanical Crushing with to be placed on 5kg mass concentration again after grinding to form feather meal be in the alkaline solution of 20% at 200 DEG C, described alkaline aqueous solution temperature is 80 DEG C, it contains 0.5kg sodium metasilicate, 0.25kg potassium silicate and 0.25kg calcium hydroxide, and in feather and alkaline solution, the mass ratio of contained aforementioned substances is 1:1; Above-mentioned alkaline solution is stirred 3hr, removes insoluble impurity after filtration, add silane coupler by the mass ratio of gained feather protein solution and auxiliary agent 1:0.5, thus obtained feather protein spinning solution.
B, feather protein spinning solution and cellulose sulfonate solution blending spinning: by after feather protein spinning solution and cellulose sulfonate solution respectively deaeration in mass ratio for the ratio of 10%:90% carries out being mixed to get feather protein viscose glue, feather protein rayon spinning is obtained feather protein viscose.
C, feather protein viscose is successively carried out coagulating bath process, pickling, washing, dry to obtain 9.5kg feather protein fiber.
Embodiment 7:
The preparation of A, feather protein spinning solution: 1kg feather is 200kPa at pressure, temperature is through Mechanical Crushing with to be placed on 5kg mass concentration again after grinding to form feather meal be in the alkaline solution of 20% at 150 DEG C, described alkaline aqueous solution temperature is 80 DEG C, it contains 0.4kg sodium metasilicate, 0.4kg potassium silicate and 0.2kg calcium hydroxide, and in feather and alkaline solution, the mass ratio of contained aforementioned substances is 1:1; Above-mentioned alkaline solution is stirred 3hr, removes insoluble impurity after filtration, add silane coupler by the mass ratio of gained feather protein solution and auxiliary agent 1:0.5, thus obtained feather protein spinning solution.
B, feather protein spinning solution and cellulose sulfonate solution blending spinning: by after feather protein spinning solution and cellulose sulfonate solution respectively deaeration in mass ratio for the ratio of 10%:90% carries out being mixed to get feather protein viscose glue, feather protein rayon spinning is obtained feather protein viscose.
C, feather protein viscose is successively carried out coagulating bath process, pickling, washing, dry to obtain 8.2kg feather protein fiber.
Embodiment 8:
The preparation of A, feather protein spinning solution: 1kg feather is 250kPa at pressure, temperature is through Mechanical Crushing with to be placed on 5kg mass concentration again after grinding to form feather meal be in the alkaline solution of 20% at 200 DEG C, described alkaline aqueous solution temperature is 40 DEG C, it contains 0.43kg sodium metasilicate, 0.43kg potassium silicate and 0.14kg calcium hydroxide, and in feather and alkaline solution, the mass ratio of contained aforementioned substances is 1:1; Above-mentioned alkaline solution is stirred 3hr, removes insoluble impurity after filtration, add silane coupler by the mass ratio of gained feather protein solution and auxiliary agent 1:0.5, thus obtained feather protein spinning solution.
B, feather protein spinning solution and cellulose sulfonate solution blending spinning: by after feather protein spinning solution and cellulose sulfonate solution respectively deaeration in mass ratio for the ratio of 10%:90% carries out being mixed to get feather protein viscose glue, feather protein rayon spinning is obtained feather protein viscose.
C, feather protein viscose is successively carried out coagulating bath process, pickling, washing, dry to obtain 7.9kg feather protein fiber.
Embodiment 9:
The preparation of A, feather protein spinning solution: 1kg feather is 250kPa at pressure, temperature is through Mechanical Crushing with to be placed on 5kg mass concentration again after grinding to form feather meal be in the alkaline solution of 20% at 200 DEG C, described alkaline aqueous solution temperature is 60 DEG C, it contains 0.5kg sodium metasilicate, 0.25kg potassium silicate and 0.25kg calcium hydroxide, and in feather and alkaline solution, the mass ratio of contained aforementioned substances is 1:1; Above-mentioned alkaline solution is stirred 3hr, removes insoluble impurity after filtration, add silane coupler by the mass ratio of gained feather protein solution and auxiliary agent 1:0.5, thus obtained feather protein spinning solution.
B, feather protein spinning solution and cellulose sulfonate solution blending spinning: by after feather protein spinning solution and cellulose sulfonate solution respectively deaeration in mass ratio for the ratio of 10%:90% carries out being mixed to get feather protein viscose glue, feather protein rayon spinning is obtained feather protein viscose.
C, feather protein viscose is successively carried out coagulating bath process, pickling, washing, dry to obtain 8.5kg feather protein fiber.
Embodiment 10:
The preparation of A, feather protein spinning solution: 1kg feather is 250kPa at pressure, temperature is through Mechanical Crushing with to be placed on 5kg mass concentration again after grinding to form feather meal be in the alkaline solution of 20% at 200 DEG C, described alkaline aqueous solution temperature is 60 DEG C, it contains 0.5kg sodium metasilicate, 0.25kg potassium silicate and 0.25kg calcium hydroxide, and in feather and alkaline solution, the mass ratio of contained aforementioned substances is 1:1; Above-mentioned alkaline solution is stirred 3hr, removes insoluble impurity after filtration, add silane coupler by the mass ratio of gained feather protein solution and auxiliary agent 1:0.5, thus obtained feather protein spinning solution.
B, feather protein spinning solution and cellulose sulfonate solution blending spinning: by after feather protein spinning solution and cellulose sulfonate solution respectively deaeration in mass ratio for the ratio of 20%:80% carries out being mixed to get feather protein viscose glue, feather protein rayon spinning is obtained feather protein viscose.
C, feather protein viscose is successively carried out coagulating bath process, pickling, washing, dry to obtain 8.6kg feather protein fiber.
Embodiment 11:
The preparation of A, feather protein spinning solution: 1kg feather is 250kPa at pressure, temperature is through Mechanical Crushing with to be placed on 5kg mass concentration again after grinding to form feather meal be in the alkaline solution of 20% at 200 DEG C, described alkaline aqueous solution temperature is 60 DEG C, it contains 0.5kg sodium metasilicate, 0.25kg potassium silicate and 0.25kg calcium hydroxide, and in feather and alkaline solution, the mass ratio of contained aforementioned substances is 1:1; Above-mentioned alkaline solution is stirred 3hr, removes insoluble impurity after filtration, add silane coupler by the mass ratio of gained feather protein solution and auxiliary agent 1:0.5, thus obtained feather protein spinning solution.
B, feather protein spinning solution and cellulose sulfonate solution blending spinning: by after feather protein spinning solution and cellulose sulfonate solution respectively deaeration in mass ratio for the ratio of 40%:60% carries out being mixed to get feather protein viscose glue, feather protein rayon spinning is obtained feather protein viscose.
C, feather protein viscose is successively carried out coagulating bath process, pickling, washing, dry to obtain 8.4kg feather protein fiber.
Embodiment 12:
The preparation of A, feather protein spinning solution: 1kg feather is 250kPa at pressure, temperature is through Mechanical Crushing with to be placed on 2.5kg mass concentration again after grinding to form feather meal be in the alkaline solution of 20% at 200 DEG C, described alkaline aqueous solution temperature is 60 DEG C, it contains 0.25kg sodium metasilicate, 0.125kg potassium silicate and 0.125kg calcium hydroxide, and in feather and alkaline solution, the mass ratio of contained aforementioned substances is 1:0.5; Above-mentioned alkaline solution is stirred 3hr, removes insoluble impurity after filtration, add silane coupler by the mass ratio of gained feather protein solution and auxiliary agent 1:0.5, thus obtained feather protein spinning solution.
B, feather protein spinning solution and cellulose sulfonate solution blending spinning: by after feather protein spinning solution and cellulose sulfonate solution respectively deaeration in mass ratio for the ratio of 50%:50% carries out being mixed to get feather protein viscose glue, feather protein rayon spinning is obtained feather protein viscose.
C, feather protein viscose is successively carried out coagulating bath process, pickling, washing, dry to obtain 8.3kg feather protein fiber.
Embodiment 13:
The preparation of A, feather protein spinning solution: 1kg feather is 250kPa at pressure, temperature is through Mechanical Crushing with to be placed on 4kg mass concentration again after grinding to form feather meal be in the alkaline solution of 20% at 200 DEG C, described alkaline aqueous solution temperature is 60 DEG C, it contains 0.4kg sodium metasilicate, 0.2kg potassium silicate and 0.2kg calcium hydroxide, and in feather and alkaline solution, the mass ratio of contained aforementioned substances is 1:0.8; Above-mentioned alkaline solution solution is stirred 3hr, removes insoluble impurity after filtration, add silane coupler by the mass ratio of gained feather protein solution and auxiliary agent 1:0.5, thus obtained feather protein spinning solution.
B, feather protein spinning solution and cellulose sulfonate solution blending spinning: by after feather protein spinning solution and cellulose sulfonate solution respectively deaeration in mass ratio for the ratio of 60%:40% carries out being mixed to get feather protein viscose glue, feather protein rayon spinning is obtained feather protein viscose.
C, feather protein viscose is successively carried out coagulating bath process, pickling, washing, dry to obtain 8.0kg feather protein fiber.
Above-described embodiment 9-13 gained feather protein fiber finished product is carried out respectively 50 washings, measure the celloglobulin expulsion rate of each embodiment, acquired results is listed in table two:
Table two
| Embodiment | Celloglobulin expulsion rate |
| 9 | 0.5% |
| 10 | 1.5% |
| 11 | 3% |
| 12 | 3.5% |
| 13 | 4% |
Below be only the preferred embodiment of the present invention, it should be pointed out that above-mentioned preferred embodiment should not be considered as limitation of the present invention, protection scope of the present invention should be as the criterion with claim limited range.For those skilled in the art, without departing from the spirit and scope of the present invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (8)
1. a feather casein fiber preparation method, is characterized in that: described feather protein fiber adopts following method to be prepared from:
The preparation of A, feather protein spinning solution: feather being dissolved in mass concentration is, after stirring a period of time in the alkaline aqueous solution of 0.1%-20%, obtain feather protein spinning solution after filtration; Described alkaline aqueous solution includes sodium metasilicate, potassium silicate and calcium hydroxide, and the mass ratio of described sodium metasilicate, potassium silicate and calcium hydroxide is 1:0.5-1:0.3-0.5;
B, feather protein spinning solution and cellulose sulfonate solution blending spinning: feather protein spinning solution and cellulose sulfonate solution are undertaken being mixed to get feather protein viscose glue by the mass ratio of 10%-60%:40%-90%, gained feather protein viscose glue is carried out spinning and obtains feather protein viscose;
C, feather protein viscose is successively carried out coagulating bath process, pickling, washing, dry to obtain feather protein fiber.
2. feather casein fiber preparation method according to claim 1, is characterized in that: described step A mesoptile first carries out Mechanical Crushing and the obtained feather meal of grinding, and then is dissolved in alkaline aqueous solution by feather meal.
3. feather casein fiber preparation method according to claim 2, is characterized in that: described step A mesoptile is 200kPa-250kPa at pressure, and temperature is carry out Mechanical Crushing and grinding at 150 DEG C-200 DEG C.
4. feather casein fiber preparation method according to claim 3, is characterized in that: in described step A mesoptile and alkaline aqueous solution, the mass ratio of contained sodium metasilicate, potassium silicate and calcium hydroxide is 1:0.1-1.
5. feather casein fiber preparation method according to claim 4, is characterized in that: the temperature of the described step A neutral and alkali aqueous solution is 40 DEG C-80 DEG C.
6. feather casein fiber preparation method according to claim 5, is characterized in that: in described step A, mixing time is 30min-6hr.
7. feather casein fiber preparation method according to claim 6, is characterized in that: described step A mesoptile albumen spinning solution also adds auxiliary agent by a certain percentage, and described auxiliary agent is silane coupler.
8. feather casein fiber preparation method according to claim 7, is characterized in that: the mass ratio of described step A mesoptile albumen spinning solution and auxiliary agent is 1:0.0001-0.5.
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| JP2002167401A (en) * | 2000-12-01 | 2002-06-11 | Ueda Seni Kagaku Shinkokai | Method for producing keratin-cellulose complex regenerated product and method for recycling keratin- containing fiber product |
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| CN1407883A (en) * | 2000-03-01 | 2003-04-02 | 欧莱雅股份有限公司 | Hair relaxer compositions with complexing agent activators |
| CN1543332A (en) * | 2001-04-20 | 2004-11-03 | �ź㴫 | Composition and methods for lanthionizing keratin fibers using at least one organic nucleophile and at least one hydroxide ion generator |
| CN102230237A (en) * | 2011-05-16 | 2011-11-02 | 张很文 | Poultry feather protein viscose silk and manufacturing method thereof |
| CN102304781A (en) * | 2011-07-22 | 2012-01-04 | 福建众和股份有限公司 | Regenerated chicken-feather protein viscose fiber as well as preparation method and application thereof |
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| PP/超细羽绒粉体共混改性及可纺性研究;彭旭锵;《武汉科技学院硕士学位论文》;20100527;正文第36页倒数第1段和第37页第1-2段 * |
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