CN101962822B - Method for manufacturing wood pupa protein viscose filament yarns - Google Patents
Method for manufacturing wood pupa protein viscose filament yarns Download PDFInfo
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- CN101962822B CN101962822B CN201010533319A CN201010533319A CN101962822B CN 101962822 B CN101962822 B CN 101962822B CN 201010533319 A CN201010533319 A CN 201010533319A CN 201010533319 A CN201010533319 A CN 201010533319A CN 101962822 B CN101962822 B CN 101962822B
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Abstract
The invention relates to a method for manufacturing wood pupa protein viscose filament yarns. The invention aims to solve the problem that the conventional process technique is not suitable for producing wood pupa protein fibers, and provides a method for producing the wood pupa protein viscose filament yarns by using silkworm pupa protein and wood cellulose. The process comprises the following steps of: preparing silkworm pupa protein spinning liquid; blending silkworm pupa protein liquid and wood cellulose viscose spinning liquid, and then performing spinning, solidification, curing and post-treatment; and adding an auxiliary agent, and using hydrogen peroxide for initiation so as to reduce the viscosity of wood to ensure that the protein liquid and the viscose liquid are uniformly mixed, and a viscosity requirement on spinning is met.
Description
Technical field
The present invention relates to a kind of manufacture method of viscose filament yarn, more particularly, the present invention relates to a kind of method of utilizing pupa albumen and xylon to make viscose filament yarn.
Background technology
Pupa albumen present stage is mainly used in food additives, cosmetic additive agent and carries out copolyreaction with regenerated celulose fibre, synthetic fiber and obtains a kind of new weaving new material through spinning then.
At present, utilize pupa albumen and gossypin to produce viscose filament yarn, and the technology of pupa albumen and bamboo cellulose production viscose filament yarn and short rayon fiber is ripe, but do not see pupa albumen and lignose production viscose filament yarn technology, and produce the technology that viscose filament yarn and pupa albumen and bamboo cellulose are produced viscose filament yarn and short rayon fiber according to existing pupa albumen and gossypin, iff being that raw material is simply changed is to produce qualified wooden pupa protein fiber, must on technology, improve.
A publication number is CN 101117737A, and the patent of invention that name is called " a kind of bamboo pupa protein fiber long, short silk and preparation method thereof " discloses the method that a kind of bamboo pupa protein fiber is made long filament, short silk;
A publication number is CN 111882A, and the patent of invention that name is called " silkworm chrysalis albumen composite long fibre and manufacture method thereof " discloses the method for a kind of pupa albumen and cotton fiber manufacturing long filament.
These two patents all concentrate in the blend spinning of pupa albumen and cotton fiber and pupa albumen and bamboo fibre.Mainly there is following defective:
Change and can not carry out the production of wooden pupa protein fiber if one, carry out simple raw material, must on technology, improve, and that the technology in the document can not be carried out the main cause that wooden pupa protein fiber produces is as follows according to above-mentioned patent:
1, ratio of viscosities cotton pulp of wood pulp own or bamboo pulp want high, are unfavorable for the even mixing of protein liquid and viscose;
2, because viscose riscosity is big, prior art makes the viscosity of viscose reach spinning requirement when protein liquid is mixed with viscose glue.
3, because the viscose riscosity that the cotton pulp dregs of rice make is lower than wood pulps viscose glue, the fine content of its first is also low than wood pulps viscose glue, if directly adopt prior art for preparing wood pupa albumen spinning solution, in postorder pupa albumen spinning solution and the blend of rayon spinning liquid, can not effectively carry out, not reach the purpose of spinning.
Two, prior art all will adopt formaldehyde to carry out hydroformylation, and formaldehyde itself is a kind of colourless, the gas that the intense stimulus smell is arranged, belong to the magma poisonous substance, energy and combined with protein, after sucking high-concentration formaldehyde, the serious stimulation of respiratory tract and oedema, eye shouting pain, headache can occur, also bronchial astehma can take place.Skin directly contacts formaldehyde, can cause dermatitis, color spot, necrosis.Often suck a small amount of formaldehyde, can cause slow poisoning, a series of problems such as mucous hyperemia, skin irritatin disease, allergic dermatitis, nail angling and fragility, nail matrix finger tip pain occur.Simultaneously, now external from View of International Market, particularly American-European developed country is to containing or production process adopts the product of formaldehyde not enter.
Summary of the invention
The present invention is intended to solve existing pupa albumen and gossypin and produces viscose filament yarn and pupa albumen and bamboo cellulose and produce the problem that the technology of viscose filament yarn and short rayon fiber is unsuitable for bringing the wooden pupa protein fiber of production, and a kind of method of utilizing pupa albumen and lignose to produce wooden pupa protein viscose filament rayon is provided.
In order to realize the foregoing invention purpose, concrete technical scheme is as follows:
A kind of manufacture method of wooden pupa protein viscose filament rayon is characterized in that: concrete processing step is as follows:
The preparation of A, silkworm chrysalis albumen spinning solution: get pupa albumen and NaOH, pupa albumen is dissolved in the sodium hydrate aqueous solution, obtain pupa albumen solution after filtration, after the adding hydrogen peroxide causes in pupa albumen solution then, add auxiliary agent PEG200 more by a certain percentage, obtain silkworm chrysalis albumen spinning solution;
B, pupa albumen liquid and the blend of rayon spinning liquid: silkworm chrysalis albumen spinning solution and lignose rayon spinning liquid are carried out static mixing and carry out deaeration once more obtaining viscose glue after the deaeration respectively by a certain percentage;
C, spinning: adopt the two-bath process wet spinning, viscose glue is quantitatively sent into by measuring pump by sending spinning machine to for the sebific duct road, by candle filter elimination particle impurities once more, and send into spinneret assembly by curved tube, viscose glue by numerous spinneret orifices, forms numerous viscose glue threads under pressure;
D, solidify and solidify: after the viscose glue thread comes out, enter coagulating bath, behind the coagulating bath coagulation forming, becoming nascent strand; Nascent strand is sent to boundling by draw-off godet and is stretched, in fixation bath, when nascent strand stands to stretch, finally finish the disintegrating and regeneration process, the structure and the performance of fiber finalize the design almost, and simultaneously pupa albumen are anchored at the fibre bundle surface, form stable skin-core structure;
E, post processing: fibre bundle is obtained wooden pupa protein viscose filament rayon through overpickling, desulfurization, washing, pickling, after washing, oil, dewater, drying.
The solid weight of pupa albumen and NaOH is than being 1:0.05-0.2 among the above-mentioned steps A, sodium hydrate aqueous solution quality concentration of volume percent is 0.8-20%, temperature is 40-60 ℃, is dissolved in fully with pupa albumen liquid and does not separate out in the sodium hydroxide solution and the pH value maintains 9-14 and is as the criterion;
The addition of the hydrogen peroxide described in the above-mentioned steps A is that the mass volume ratio of hydrogen peroxide and pupa albumen solution is 0.5-1 ‰.
The weight ratio of pupa albumen solution described in the above-mentioned steps A and auxiliary agent is 1: 0.002-0.15.
Silkworm chrysalis albumen spinning solution and lignose rayon spinning liquid proportioning are that the white weight of silkworm chrysalis egg spinning solution accounts for 5%-40% among the above-mentioned steps B, and lignose rayon spinning liquid weight accounts for 60%-95%.
Coagulating bath contains sodium sulphate 250-360g/L, sulfuric acid 80-130g/L, zinc sulfate 10-50g/L among the above-mentioned steps D, and proportion is 1.25-1.32, and temperature is 40-60 ℃.
The useful technique effect that the present invention brings:
One, the present invention does not adopt formaldehyde, has eliminated the ambient influnence that formaldehyde brings.
Two, because the viscose riscosity that the cotton pulp dregs of rice make is lower than wood pulps viscose glue, the fine content of its first is also low than wood pulps viscose glue, if directly adopt prior art for preparing wood pupa albumen spinning solution, in postorder pupa albumen spinning solution and the blend of rayon spinning liquid, can not effectively carry out, do not reach the purpose of spinning, thus the auxiliary agent that the present invention adds with cause with hydrogen peroxide, reduce the viscosity of wood, be beneficial to the even mixing of protein liquid and viscose, and reach the viscosity requirement of spinning.
The specific embodiment
Embodiment 1
The preparation of A, silkworm chrysalis albumen spinning solution: get solid weight than being the pupa albumen of 1:0.05 and NaOH, it is 0.8% that pupa albumen is dissolved in the quality concentration of volume percent, temperature is in 40 ℃ the sodium hydrate aqueous solution, is dissolved in fully with pupa albumen liquid and does not separate out in the sodium hydroxide solution and the pH value maintains 9 and is as the criterion; Obtain pupa albumen solution after filtration, in pupa albumen solution, add mass volume ratio with pupa albumen solution then and be after 0.5 ‰ hydrogen peroxide causes, be that 1: 0.002 ratio adds auxiliary agent PEG200 in the weight ratio of pupa albumen solution and auxiliary agent again, obtain silkworm chrysalis albumen spinning solution;
B, pupa albumen liquid and the blend of rayon spinning liquid: silkworm chrysalis albumen spinning solution and lignose rayon spinning liquid are carried out static mixing and carry out deaeration once more obtaining viscose glue after the deaeration respectively by a certain percentage; Silkworm chrysalis albumen spinning solution and lignose rayon spinning liquid proportioning are that the white weight of silkworm chrysalis egg spinning solution accounts for 5%, and lignose rayon spinning liquid weight accounts for 95%;
C, spinning: adopt the two-bath process wet spinning, viscose glue is quantitatively sent into by measuring pump by sending spinning machine to for the sebific duct road, by candle filter elimination particle impurities once more, and send into spinneret assembly by curved tube, viscose glue by numerous spinneret orifices, forms numerous viscose glue threads under pressure;
D, solidify and solidify: after the viscose glue thread comes out, enter coagulating bath, behind the coagulating bath coagulation forming, becoming nascent strand; Nascent strand is sent to boundling by draw-off godet and is stretched, in fixation bath, when nascent strand stands to stretch, finally finish the disintegrating and regeneration process, the structure and the performance of fiber finalize the design almost, and simultaneously pupa albumen are anchored at cellulose surface, form stable skin-core structure; Coagulating bath contains sodium sulphate 250g/L, sulfuric acid 80g/L, zinc sulfate 10g/L, and proportion is 1.25, and temperature is 40 ℃;
E, post processing: will be through overpickling, desulfurization, washing, pickling, obtain wooden pupa protein viscose filament rayon after washing, oil, dewater, drying.
Embodiment 2
The preparation of A, silkworm chrysalis albumen spinning solution: get solid weight than being the pupa albumen of 1:0.2 and NaOH, it is 20% that pupa albumen is dissolved in the quality concentration of volume percent, temperature is in 60 ℃ the sodium hydrate aqueous solution, is dissolved in fully with pupa albumen liquid and does not separate out in the sodium hydroxide solution and the pH value maintains 14 and is as the criterion; Obtain pupa albumen solution after filtration, in pupa albumen solution, add mass volume ratio with pupa albumen solution then and be after 1 ‰ hydrogen peroxide causes, be that 1: 0.15 ratio adds auxiliary agent PEG200 in the weight ratio of pupa albumen solution and auxiliary agent again, obtain silkworm chrysalis albumen spinning solution;
B, pupa albumen liquid and the blend of rayon spinning liquid: silkworm chrysalis albumen spinning solution and lignose rayon spinning liquid are carried out static mixing and carry out deaeration once more obtaining viscose glue after the deaeration respectively by a certain percentage; Silkworm chrysalis albumen spinning solution and lignose rayon spinning liquid proportioning are that the white weight of silkworm chrysalis egg spinning solution accounts for 40%, and lignose rayon spinning liquid weight accounts for 60%;
C, spinning: adopt the two-bath process wet spinning, viscose glue is quantitatively sent into by measuring pump by sending spinning machine to for the sebific duct road, by candle filter elimination particle impurities once more, and send into spinneret assembly by curved tube, viscose glue by numerous spinneret orifices, forms numerous viscose glue threads under pressure;
D, solidify and solidify: after the viscose glue thread comes out, enter coagulating bath, behind the coagulating bath coagulation forming, becoming nascent strand; Nascent strand is sent to boundling by draw-off godet and is stretched, in fixation bath, when nascent strand stands to stretch, finally finish the disintegrating and regeneration process, the structure and the performance of fiber finalize the design almost, and simultaneously pupa albumen are anchored at cellulose surface, form stable skin-core structure; Coagulating bath contains sodium sulphate 360g/L, sulfuric acid 130g/L, zinc sulfate 50g/L, and proportion is 1.32, and temperature is 60 ℃;
E, post processing: will be through overpickling, desulfurization, washing, pickling, obtain wooden pupa protein viscose filament rayon after washing, oil, dewater, drying.
Embodiment 3
The preparation of A, silkworm chrysalis albumen spinning solution: get solid weight than being the pupa albumen of 1:0.07 and NaOH, it is 9% that pupa albumen is dissolved in the quality concentration of volume percent, temperature is in 45 ℃ the sodium hydrate aqueous solution, is dissolved in fully with pupa albumen liquid and does not separate out in the sodium hydroxide solution and the pH value maintains 11 and is as the criterion; Obtain pupa albumen solution after filtration, in pupa albumen solution, add mass volume ratio with pupa albumen solution then and be after 0.7 ‰ hydrogen peroxide causes, be that 1: 0.05 ratio adds auxiliary agent PEG200 in the weight ratio of pupa albumen solution and auxiliary agent again, obtain silkworm chrysalis albumen spinning solution;
B, pupa albumen liquid and the blend of rayon spinning liquid: silkworm chrysalis albumen spinning solution and lignose rayon spinning liquid are carried out static mixing and carry out deaeration once more obtaining viscose glue after the deaeration respectively by a certain percentage; Silkworm chrysalis albumen spinning solution and lignose rayon spinning liquid proportioning are that the white weight of silkworm chrysalis egg spinning solution accounts for 20%, and lignose rayon spinning liquid weight accounts for 80%;
C, spinning: adopt the two-bath process wet spinning, viscose glue is quantitatively sent into by measuring pump by sending spinning machine to for the sebific duct road, by candle filter elimination particle impurities once more, and send into spinneret assembly by curved tube, viscose glue by numerous spinneret orifices, forms numerous viscose glue threads under pressure;
D, solidify and solidify: after the viscose glue thread comes out, enter coagulating bath, behind the coagulating bath coagulation forming, becoming nascent strand; Nascent strand is sent to boundling by draw-off godet and is stretched, in fixation bath, when nascent strand stands to stretch, finally finish the disintegrating and regeneration process, the structure and the performance of fiber finalize the design almost, and simultaneously pupa albumen are anchored at cellulose surface, form stable skin-core structure; Coagulating bath contains sodium sulphate 290g/L, sulfuric acid 95g/L, zinc sulfate 25g/L, and proportion is 1.27, and temperature is 45 ℃;
E, post processing: will be through overpickling, desulfurization, washing, pickling, obtain wooden pupa protein viscose filament rayon after washing, oil, dewater, drying.
Embodiment 4
The preparation of A, silkworm chrysalis albumen spinning solution: get solid weight than being the pupa albumen of 1:0.15 and NaOH, it is 15% that pupa albumen is dissolved in the quality concentration of volume percent, temperature is in 55 ℃ the sodium hydrate aqueous solution, is dissolved in fully with pupa albumen liquid and does not separate out in the sodium hydroxide solution and the pH value maintains 13 and is as the criterion; Obtain pupa albumen solution after filtration, in pupa albumen solution, add quality percent by volume with pupa albumen solution then and be after 0.9 ‰ hydrogen peroxide causes, be that 1: 0.13 ratio adds auxiliary agent PEG200 in the weight ratio of pupa albumen solution and auxiliary agent again, obtain silkworm chrysalis albumen spinning solution;
B, pupa albumen liquid and the blend of rayon spinning liquid: silkworm chrysalis albumen spinning solution and lignose rayon spinning liquid are carried out static mixing and carry out deaeration once more obtaining viscose glue after the deaeration respectively by a certain percentage; Silkworm chrysalis albumen spinning solution and lignose rayon spinning liquid proportioning are that the white weight of silkworm chrysalis egg spinning solution accounts for 35%, and lignose rayon spinning liquid weight accounts for 65%;
C, spinning: adopt the two-bath process wet spinning, viscose glue is quantitatively sent into by measuring pump by sending spinning machine to for the sebific duct road, by candle filter elimination particle impurities once more, and send into spinneret assembly by curved tube, viscose glue by numerous spinneret orifices, forms numerous viscose glue threads under pressure;
D, solidify and solidify: after the viscose glue thread comes out, enter coagulating bath, behind the coagulating bath coagulation forming, becoming nascent strand; Nascent strand is sent to boundling by draw-off godet and is stretched, in fixation bath, when nascent strand stands to stretch, finally finish the disintegrating and regeneration process, the structure and the performance of fiber finalize the design almost, and simultaneously pupa albumen are anchored at cellulose surface, form stable skin-core structure; Coagulating bath contains sodium sulphate 350g/L, sulfuric acid 125g/L, zinc sulfate 45g/L, and proportion is 1.3, and temperature is 55 ℃;
E, post processing: will be through overpickling, desulfurization, washing, pickling, obtain wooden pupa protein viscose filament rayon after washing, oil, dewater, drying.
Claims (5)
1. the manufacture method of a wooden pupa protein viscose filament rayon is characterized in that: concrete processing step is as follows:
The preparation of A, silkworm chrysalis albumen spinning solution: get pupa albumen and NaOH, pupa albumen is dissolved in the sodium hydrate aqueous solution, obtain pupa albumen solution after filtration, after the adding hydrogen peroxide causes in pupa albumen solution then, add auxiliary agent PEG200 more by a certain percentage, obtain silkworm chrysalis albumen spinning solution;
B, silkworm chrysalis albumen spinning solution and the blend of lignose rayon spinning liquid: silkworm chrysalis albumen spinning solution and lignose rayon spinning liquid are carried out static mixing and carry out deaeration once more obtaining viscose glue after the deaeration respectively by a certain percentage;
C, spinning: adopt two bath method wet spinnings, viscose glue is quantitatively sent into by measuring pump by sending spinning machine to for the sebific duct road, by candle filter elimination particle impurities once more, and send into spinneret assembly by curved tube, viscose glue by numerous spinneret orifices, forms numerous viscose glue threads under pressure;
D, solidify and solidify: after the viscose glue thread comes out, enter coagulating bath, behind the coagulating bath coagulation forming, becoming nascent strand; Nascent strand is sent to boundling by draw-off godet and is stretched, in fixation bath, when nascent strand stands to stretch, finally finish the disintegrating and regeneration process, the structure and the performance of fiber finalize the design almost, and simultaneously pupa albumen are anchored at the fibre bundle surface, form stable skin-core structure;
E, post processing: fibre bundle is obtained wooden pupa protein viscose filament rayon through overpickling, desulfurization, washing, pickling, after washing, oil, dewater, drying.
2. the manufacture method of a kind of wooden pupa protein viscose filament rayon according to claim 1, it is characterized in that: the solid weight of pupa albumen and NaOH ratio is 1 in steps A: 0.05-0.2, sodium hydrate aqueous solution quality concentration of volume percent is 0.8-20%, temperature is 40-60 ℃, is dissolved in fully with pupa albumen and does not separate out in the sodium hydroxide solution and the pH value maintains 9-14 and is as the criterion.
3. the manufacture method of a kind of wooden pupa protein viscose filament rayon according to claim 1, it is characterized in that: the weight ratio at pupa albumen solution described in the steps A and auxiliary agent is 1: 0.002-0.15.
4. the manufacture method of a kind of wooden pupa protein viscose filament rayon according to claim 1, it is characterized in that: silkworm chrysalis albumen spinning solution and lignose rayon spinning liquid proportioning account for 5%-40% for silkworm chrysalis albumen spinning solution weight in step B, and lignose rayon spinning liquid weight accounts for 60%-95%.
5. the manufacture method of a kind of wooden pupa protein viscose filament rayon according to claim 1, it is characterized in that: coagulating bath contains sodium sulphate 250-360g/L, sulfuric acid 80-130g/L, zinc sulfate 10-50g/L in step D, proportion is 1.25-1.32, and temperature is 40-60 ℃.
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102383219B (en) * | 2011-09-26 | 2013-08-14 | 四川省宜宾惠美线业有限责任公司 | Pupal protein-viscose filament and manufacturing method thereof |
| CN102864520A (en) * | 2012-04-25 | 2013-01-09 | 四川省宜宾惠美线业有限责任公司 | Method for manufacturing corn protein viscose filaments |
| CN102899741A (en) * | 2012-04-28 | 2013-01-30 | 四川省宜宾惠美线业有限责任公司 | Viscose filament yarns prepared from feather protein and wood fibers and preparation method thereof |
| CN102851786A (en) * | 2012-04-28 | 2013-01-02 | 四川省宜宾惠美线业有限责任公司 | Feather protein viscose filament yarn and manufacturing method thereof |
| CN102851775B (en) * | 2012-08-24 | 2014-11-26 | 宜宾丝丽雅股份有限公司 | Preparation method of pupa protein cellulose composite viscose filament |
| CN104005114B (en) * | 2014-05-05 | 2016-08-17 | 江苏金太阳纺织科技股份有限公司 | A kind of preparation method of wool keratin regenerated celulose fibre |
| CN104963015B (en) * | 2015-06-09 | 2017-03-29 | 东莞市联洲知识产权运营管理有限公司 | A kind of molybdenum bisuphide/silkworm protein fiber of sandwich formats |
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Granted publication date: 20111207 Termination date: 20201105 |