CN114351450A - Oil agent for semi-continuous spinning viscose filament yarn and preparation method and application thereof - Google Patents
Oil agent for semi-continuous spinning viscose filament yarn and preparation method and application thereof Download PDFInfo
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- CN114351450A CN114351450A CN202210035657.6A CN202210035657A CN114351450A CN 114351450 A CN114351450 A CN 114351450A CN 202210035657 A CN202210035657 A CN 202210035657A CN 114351450 A CN114351450 A CN 114351450A
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Abstract
The invention discloses an oiling agent for semi-continuous spunbonded filaments and a preparation method and application thereof. The oil agent is prepared from 60-90 parts by mass of a lubricant, 10-20 parts by mass of an emulsifier, 1-5 parts by mass of an antistatic agent, 1-10 parts by mass of a shape-retaining agent, 1-5 parts by mass of oleic acid and 5-10 parts by mass of deionized water. The oil agent prepared by the invention can form stable emulsion with water, can make spinning cakes rigid and elastic, has proper shape retention, and makes the dry strength and dry stretching deviation of fibers on the inner layer and the outer layer of the spinning cakes smaller, and has less edge collapse when being wound into a cylinder, thereby reducing the end breakage rate of the spinning cakes and improving the fiber quality.
Description
Technical Field
The invention relates to the field of chemical oil, in particular to an oil for semi-continuous spunbonded filaments.
Background
The semi-continuous spinning viscose filament yarn is prepared by using cotton pulp or wood pulp as raw material, preparing viscose stock solution through a series of chemical reactions and physical processes, preparing a spinning cake from the viscose stock solution on a semi-continuous spinning machine, and performing a series of post-treatment processes.
The oil agent is applied to an oiling process in the post-treatment process and mainly plays roles in lubrication, static resistance, cluster cohesion and the like. The spinning cake prepared by the oil agent currently used by domestic semi-continuous spinning viscose filament yarn production enterprises has the following problems that the shape retention of the spinning cake is poor, the edge is easy to collapse when the spinning cake is wound into a cylinder, the end breakage rate is high, the quality of finished yarn is low, and the spinning cake is not beneficial to downstream customers; the deviation of the dry breaking strength and the dry breaking elongation of the inner and outer layers of the fiber of the spinning cake is large, and the application of the fiber in high-end textiles is not facilitated.
In order to solve the problems, semi-continuous spunbonded filament oil which can ensure good cake shape retention and has small dry strength and dry extension deviation of inner and outer layer fibers is urgently needed by various large chemical fiber plants.
Disclosure of Invention
In order to solve the above problems, an object of the present invention is to provide a preparation for a semicontinuous spunbonded filament yarn which can improve the shape retention of a spinning cake and can reduce the deviation of the fiber strength and elongation of inner and outer layers.
The invention aims to realize the technical scheme that an oiling agent for semi-continuous spun-bonded adhesive filaments comprises the following components in parts by mass:
furthermore, the lubricant is one or a mixture of more than two of No. 10 white oil, No. 15 white oil, lauryl oleate, pentaerythritol oleate and glyceryl monostearate.
Further, the oil solution for the semi-continuous spunbond adhesive filaments is characterized in that the emulsifier is selected from fatty alcohol polyether and/or fatty acid polyester.
Further, the fatty alcohol polyether has a structural formula R1O(CH2CH2O)xH, wherein R1Is C12～C18X is 1 to 40.
Further, the fatty acid polyester oil solution for the semi-continuous spunbonded filaments has a structural formula R2COO(CH2CH2O)yH, wherein R2Is C11～C17Y is 1 to 40.
Furthermore, the oil agent for the semi-continuous spunbonded adhesive filament is characterized in that the antistatic agent is selected from fatty amine polyether and has a structural formula of R3N[(CH2CH2O)zH]2Wherein R is3Is C12～C18Z is 2 to 20.
Furthermore, the oil solution for the semi-continuous spunbonded filaments is one or a mixture of more than two of polyacrylamide, polycarbonate, polyacrylate, polyvinyl alcohol, polyvinylpyrrolidone, polyethylene oxide and polylactic acid.
Further, the oil agent for the semi-continuous spunbonded filaments is characterized in that the oleic acid is selected from vegetable oleic acid.
Further, the deionized water has the conductivity of less than 10 muS/cm.
A preparation method of an oiling agent for semi-continuous spunbonded filaments comprises the following steps: preparing materials according to parts by mass; sequentially adding a lubricant, oleic acid, an emulsifier and an antistatic agent into a compounding kettle A, and stirring for 10 minutes at normal temperature after each addition; adding deionized water into the compounding kettle B, adding the shape-preserving agent while stirring, stirring at normal temperature for 10 minutes, heating to 80 ℃, and stirring at constant temperature for 1 hour to obtain a shape-preserving agent aqueous solution; and adding the shape-maintaining agent aqueous solution into a compounding kettle A, and stirring for 30 minutes at normal temperature to obtain the oil agent for the semi-continuous spunbond adhesive filaments.
The invention has the beneficial effects that: the oil agent for the semi-continuous spun-bonded adhesive filament prepared by the invention can quickly spread a layer of oil film on the surface of the adhesive filament, and the lubricating component in the oil agent can reduce the friction between fibers and metal and between fibers, and reduce the generation of broken filaments and broken filaments; the antistatic component in the oil agent can neutralize the electric charge generated by friction, so as to inhibit and eliminate the static accumulation on the surface of the fiber, prevent the adhesion between the fiber and the fiber, prevent broken filaments from being adsorbed by the fiber, and ensure the smooth proceeding of the subsequent spinning, spinning and other processes; the water-soluble shape-retaining component introduced into the oily oil agent system can form a layer of uniformly spread high polymer film on the surface of the fiber, so that the spinning cake is kept rigid and elastic, the shape-retaining property is proper, the end breakage rate of the spinning cake during winding into a cylinder can be reduced, and the deviation of the strength and the elongation of the fiber on the inner layer and the outer layer of the spinning cake is small; the emulsifier system which is innovatively designed enables the oil agent to be kept in a stable water-in-oil type system, the appearance is clear and transparent, when the emulsifier system is used, the emulsifier system is mixed with water to prepare a working solution, and the stable oil-in-water type emulsion can also be kept to ensure the oil feeding amount.
The oil agent prepared by the invention can form stable emulsion with water, can make spinning cakes rigid and elastic, has proper shape retention, and makes the dry strength and dry stretching deviation of fibers on the inner layer and the outer layer of the spinning cakes smaller, and has less edge collapse when being wound into a cylinder, thereby reducing the end breakage rate of the spinning cakes and improving the fiber quality.
Detailed Description
The invention will now be further described with reference to specific examples
Example 1
(A) raw materials
The composition comprises the following components in parts by weight:
the fatty alcohol polyether has a structural formula of C12H25O(CH2CH2O)3H laureth.
The fatty acid polyester is represented by the structural formula C12H25COO(CH2CH2O)105 parts of lauric acid polyester of H and the structural formula is C18H37COO(CH2CH2O)9H, 5 parts of stearic acid polyester.
The fatty amine polyether has a structural formula of C12H25N[(CH2CH2O)10H]2Laurylamine polyether of (1).
The oleic acid is vegetable oleic acid with the oleic acid content of 85%.
(II) preparation method
Preparing materials according to the mass parts, sequentially adding No. 10 white oil, No. 15 white oil, oleic acid, fatty alcohol polyether, fatty acid polyester and fatty amine polyether into a compounding kettle A, and stirring for 10 minutes at normal temperature after each feeding; adding deionized water into a compounding kettle B, adding polyvinyl alcohol while stirring, stirring at normal temperature for 10 minutes, heating to 80 ℃, and stirring at constant temperature for 1 hour to obtain a shape-maintaining agent aqueous solution; adding the shape-maintaining agent aqueous solution into a compounding kettle A, and stirring for 30 minutes at normal temperature to obtain the stable and transparent oil agent for the semi-continuous spunbonded filaments.
Example 2
(A) raw materials
The composition comprises the following components in parts by weight:
the fatty alcohol polyether has a structural formula of C12H25O(CH2CH2O)5H laureth.
The fatty acid polyester is represented by the structural formula C12H25COO(CH2CH2O)105 parts of lauric acid polyester of H and the structural formula is C18H37COO(CH2CH2O)6H, 7 parts of stearic acid polyester.
The fatty amine polyether has a structural formula of C12H25N[(CH2CH2O)10H]2Laurylamine polyether of (1).
The oleic acid is vegetable oleic acid with the oleic acid content of 85%.
(II) preparation method
Preparing materials according to the mass parts, sequentially adding No. 10 white oil, No. 15 white oil, oleic acid, fatty alcohol polyether, fatty acid polyester and fatty amine polyether into a compounding kettle A, and stirring for 10 minutes at normal temperature after each feeding; adding deionized water into a compounding kettle B, adding polyvinyl alcohol while stirring, stirring at normal temperature for 10 minutes, heating to 80 ℃, and stirring at constant temperature for 1 hour to obtain a shape-maintaining agent aqueous solution; adding the shape-maintaining agent aqueous solution into a compounding kettle A, and stirring for 30 minutes at normal temperature to obtain the stable and transparent oil agent for the semi-continuous spunbonded filaments.
Example 3
(A) raw materials
The fatty alcohol polyether has a structural formula of C18H37O(CH2CH2O)10H octadecanol polyether.
The fatty acid polyester is represented by the structural formula C12H25COO(CH2CH2O)154 parts of lauric acid polyester of H and the structural formula is C18H37COO(CH2CH2O)10H oleic acid polyester 5 parts.
The fatty amine polyether has a structural formula of C18H37N[(CH2CH2O)12H]2Octadecylamine polyether.
The oleic acid is vegetable oleic acid with the oleic acid content of 85%.
(II) preparation method
Preparing materials according to the mass parts, sequentially adding No. 10 white oil, No. 15 white oil, glyceryl monostearate, oleic acid, fatty alcohol polyether, fatty acid polyester and fatty amine polyether into a compounding kettle A, and stirring for 10 minutes at normal temperature after each addition; adding deionized water into a compounding kettle B, adding polyacrylamide while stirring, stirring at normal temperature for 10 minutes, heating to 80 ℃, and stirring at constant temperature for 1 hour to obtain a shape-maintaining agent aqueous solution; adding the shape-maintaining agent aqueous solution into a compounding kettle A, and stirring for 30 minutes at normal temperature to obtain the stable and transparent oil agent for the semi-continuous spunbonded filaments.
Example 4
(A) raw materials
The fatty alcohol polyether has a structural formula of C18H37O(CH2CH2O)10H octadecanol polyether.
The fatty acid polyester is represented by the structural formula C18H37COO(CH2CH2O)64 parts of stearic acid polyester of H and the structural formula is C18H37COO(CH2CH2O)106 parts of a combination of H oleic acid polyester.
The fatty amine polyether has a structural formula of C18H37N[(CH2CH2O)15H]2Octadecylamine polyether.
The oleic acid is vegetable oleic acid with the oleic acid content of 85%.
(II) preparation method
Preparing materials according to the mass parts, sequentially adding No. 10 white oil, No. 15 white oil, glyceryl monostearate, oleic acid, fatty alcohol polyether, fatty acid polyester and fatty amine polyether into a compounding kettle A, and stirring for 10 minutes at normal temperature after each addition; adding deionized water into a compounding kettle B, adding polyacrylamide while stirring, stirring at normal temperature for 10 minutes, heating to 80 ℃, and stirring at constant temperature for 1 hour to obtain a shape-maintaining agent aqueous solution; adding the shape-maintaining agent aqueous solution into a compounding kettle A, and stirring for 30 minutes at normal temperature to obtain the stable and transparent oil agent for the semi-continuous spunbonded filaments.
Example 5 application
The oil agent for the semi-continuous spun-bonded adhesive filaments prepared in the examples 1 to 4 is mixed with water to prepare the oiling working solution with the concentration of 4.5g/L, and oiling is carried out by adopting a pressure washing mode. The indexes of the oil agent and the application performance of the oil agent are shown in the table 1.
TABLE 1 oil of the invention and performance index of application
The winding end breakage rate is the number of spinning cakes with broken ends when every 100 spinning cakes are wound into a tube. After the oil agent for the semi-continuous spunbonded filaments is used for oiling, the deviation of dry breaking strength and dry breaking elongation of fibers on the inner layer and the outer layer of a spinning cake is small, the end breakage rate is low when the spinning cake is wound into a cylinder, the winding end breakage rate is less than or equal to 5.0% higher than that of the existing oil agent, and the quality of finished yarns is greatly improved.
Claims (9)
1. An oiling agent for a semi-continuous spunbonded adhesive filament is characterized by comprising the following components in parts by mass:
2. an oiling agent for semi-continuous spunbond filaments as claimed in claim 1, wherein the lubricant is one or more selected from the group consisting of 10 # white oil, 15 # white oil, lauryl oleate, pentaerythritol oleate and glyceryl mono-distearate.
3. An oiling agent for semi-continuous spunbond adhesive filaments as claimed in claim 1, wherein the emulsifier is selected from fatty alcohol polyether and/or fatty acid polyester.
4. An oiling agent for semi-continuous spunbond adhesive filaments as defined in claim 3, wherein the fatty alcohol polyetherStructural formula is R1O(CH2CH2O)xH, wherein R1Is C12～C18X is 1 to 40; the structural formula of the fatty acid polyester is R2COO(CH2CH2O)yH, wherein R2Is C11～C17Y is 1 to 40.
5. An oiling agent for semi-continuous spunbonded filaments according to claim 1, characterized in that the antistatic agent is selected from fatty amine polyether with the structural formula R3N[(CH2CH2O)zH]2Wherein R is3Is C12～C18Z is 2 to 20.
6. An oiling agent for semi-continuous spunbond filaments according to claim 1, wherein the shape retention agent is one or a mixture of two or more selected from polyacrylamide, polycarbonate, polyacrylate, polyvinyl alcohol, polyvinylpyrrolidone, polyethylene oxide or polylactic acid.
7. An oiling agent for semi-continuous spunbond adhesive filaments as claimed in claim 1, wherein the oleic acid is selected from vegetable oleic acid.
8. An oiling agent for semi-continuous spunbond adhesive filaments as defined in claim 1, wherein the deionized water has an electrical conductivity of less than 10 μ S/cm.
9. A process for preparing an oiling agent for a semicontinuous spunbond adhesive filament as defined in claim 1, comprising the steps of: preparing materials according to the mass part of claim 1; sequentially adding a lubricant, oleic acid, an emulsifier and an antistatic agent into a compounding kettle A, and stirring for 10 minutes at normal temperature after each addition; adding deionized water into the compounding kettle B, adding the shape-preserving agent while stirring, stirring at normal temperature for 10 minutes, heating to 80 ℃, and stirring at constant temperature for 1 hour to obtain a shape-preserving agent aqueous solution; and adding the shape-maintaining agent aqueous solution into a compounding kettle A, and stirring for 30 minutes at normal temperature to obtain the oil agent for the semi-continuous spunbond adhesive filaments.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210035657.6A CN114351450A (en) | 2022-01-13 | 2022-01-13 | Oil agent for semi-continuous spinning viscose filament yarn and preparation method and application thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210035657.6A CN114351450A (en) | 2022-01-13 | 2022-01-13 | Oil agent for semi-continuous spinning viscose filament yarn and preparation method and application thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114737391A (en) * | 2022-05-17 | 2022-07-12 | 沈阳浩博实业有限公司 | Novel continuous spinning viscose filament yarn treating agent and preparation method and application thereof |
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Cited By (2)
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| CN114737391B (en) * | 2022-05-17 | 2023-09-22 | 沈阳浩博实业有限公司 | Novel continuous spinning viscose filament yarn treating agent and preparation method and application thereof |
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