TW202022191A - Synthetic fiber treatment agent and method of producing synthetic fiber - Google Patents
Synthetic fiber treatment agent and method of producing synthetic fiber Download PDFInfo
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
- D06M13/224—Esters of carboxylic acids; Esters of carbonic acid
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- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
- D06M13/224—Esters of carboxylic acids; Esters of carbonic acid
- D06M13/2246—Esters of unsaturated carboxylic acids
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- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/244—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing sulfur or phosphorus
- D06M13/248—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing sulfur or phosphorus with compounds containing sulfur
- D06M13/252—Mercaptans, thiophenols, sulfides or polysulfides, e.g. mercapto acetic acid; Sulfonium compounds
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- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/244—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing sulfur or phosphorus
- D06M13/248—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing sulfur or phosphorus with compounds containing sulfur
- D06M13/256—Sulfonated compounds esters thereof, e.g. sultones
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- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/244—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing sulfur or phosphorus
- D06M13/282—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing sulfur or phosphorus with compounds containing phosphorus
- D06M13/292—Mono-, di- or triesters of phosphoric or phosphorous acids; Salts thereof
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- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
- D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M15/53—Polyethers
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- Chemical Or Physical Treatment Of Fibers (AREA)
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Abstract
Description
本發明涉及在使用直接給油用設備的合成纖維的紡紗步驟中能夠有效地降低紗絲晃動的合成纖維用處理劑及附著該處理劑的合成纖維的製造方法。The present invention relates to a synthetic fiber processing agent capable of effectively reducing yarn sloshing in a synthetic fiber spinning step using a direct lubricating device, and a method for producing synthetic fibers to which the processing agent adheres.
通常,在合成纖維的紡紗步驟中,從降低摩擦、防止斷線等纖維的損傷的方面出發,有時進行在合成纖維的長絲的表面附著合成纖維用處理劑的處理。該附著處理的方式有將合成纖維用處理劑稀釋在水中的情況(乳液給油)、以及將合成纖維用處理劑在用低黏度礦物油等稀釋劑稀釋或未經稀釋而保持原樣的狀態下進行賦予的情況(直接給油)。Generally, in the spinning step of synthetic fibers, from the viewpoint of reducing friction and preventing fiber damage such as thread breakage, treatment of attaching a synthetic fiber treatment agent to the surface of synthetic fiber filaments is sometimes performed. The adhesion treatment methods include the case of diluting the synthetic fiber treatment agent in water (emulsion oiling), and the synthetic fiber treatment agent being diluted with a diluent such as low-viscosity mineral oil or undiluted and kept as it is. The condition of granting (oil directly).
以往,已知有日本特開平11-158770號公報、日本特開平6-57541號公報、日本特開昭61-19871號公報以及日本特開2013-7141號公報中公開的合成纖維用處理劑。日本特開平11-158770號公報中公開了一種通過減壓處理而進行脫氣的合成纖維用處理劑。日本特開平6-57541號公報中公開了一種包含平滑劑、乳化劑、電荷控制劑且限定了黏度的合成纖維用處理劑。日本特開昭61-19871號公報中公開了一種含有礦物油、脂肪酸酯、高級醇的環氧烷烴加成物、高級脂肪族不飽和單羧酸的合成纖維用處理劑。日本特開2013-7141號公報中公開了一種包含有機鋅化合物且包含酯化合物、聚醚化合物、礦物油中的至少一種的合成纖維用處理劑。Conventionally, treatment agents for synthetic fibers disclosed in Japanese Patent Application Publication No. 11-158770, Japanese Patent Application Publication No. 6-57541, Japanese Patent Application Publication No. 61-19871, and Japanese Patent Application Publication No. 2013-7141 are known. Japanese Patent Application Laid-Open No. 11-158770 discloses a synthetic fiber treatment agent that is degassed by a reduced pressure treatment. Japanese Patent Application Laid-Open No. 6-57541 discloses a treatment agent for synthetic fibers that contains a smoothing agent, an emulsifier, and a charge control agent and has a defined viscosity. JP 61-19871 A discloses a synthetic fiber treatment agent containing mineral oil, fatty acid ester, alkylene oxide adduct of higher alcohol, and higher aliphatic unsaturated monocarboxylic acid. Japanese Patent Application Laid-Open No. 2013-7141 discloses a synthetic fiber treatment agent containing an organozinc compound and at least one of an ester compound, a polyether compound, and a mineral oil.
發明所欲解決之課題 但是,這些現有的合成纖維用處理劑中,在用於直接給油時,還不能充分降低紡紗步驟中的紗絲晃動。The problem to be solved by the invention However, these conventional synthetic fiber treatment agents cannot sufficiently reduce yarn sloshing in the spinning step when used for direct lubrication.
本發明所要解決的課題在於提供一種合成纖維用處理劑及合成纖維的製造方法,其能夠降低在通過直接給油來賦予合成纖維用處理劑的紡紗步驟中產生的紗絲晃動。The problem to be solved by the present invention is to provide a synthetic fiber processing agent and a synthetic fiber manufacturing method that can reduce yarn sloshing generated in the spinning step of applying the synthetic fiber processing agent by directly applying oil.
用以解決課題之手段 本發明人為解決上述課題進行了研究,結果發現,在紡紗步驟中進行直接給油的合成纖維用處理劑中包含特定的酯化合物作為平滑劑且具有既定比例的水分效果尤佳。Means to solve the problem The inventors of the present invention have conducted studies to solve the above-mentioned problems, and as a result, found that the treatment agent for synthetic fibers, which is directly oiled in the spinning step, contains a specific ester compound as a smoothing agent and has a predetermined ratio of moisture.
即,本發明的一個方式提供一種合成纖維用處理劑,其是用於直接給油的合成纖維用處理劑,該處理劑的特徵在於,其包含選自在分子中具有3個以上酯鍵的酯化合物以及在分子中具有硫元素的酯化合物中的至少一種酯化合物作為平滑劑,上述合成纖維用處理劑中的水含量為0.1~5質量%。That is, one aspect of the present invention provides a synthetic fiber treatment agent, which is a synthetic fiber treatment agent for direct oil application, and the treatment agent is characterized in that it contains an ester compound selected from ester compounds having three or more ester bonds in the molecule. And at least one of the ester compounds having a sulfur element in the molecule is used as a smoothing agent, and the water content in the synthetic fiber treatment agent is 0.1 to 5% by mass.
較佳為:上述合成纖維用處理劑進一步包含非離子界面活性劑以及離子界面活性劑。It is preferable that the said processing agent for synthetic fibers further contains a nonionic surfactant and an ionic surfactant.
較佳為:上述離子界面活性劑包含二級烷烴磺酸化合物,在將上述平滑劑、上述非離子界面活性劑以及上述離子界面活性劑的合計含有比例設為100質量%時,上述二級烷烴磺酸化合物的含有比例為0.01~10質量%。Preferably, the ionic surfactant includes a secondary alkane sulfonic acid compound, and when the total content of the smoothing agent, the nonionic surfactant, and the ionic surfactant is 100% by mass, the secondary alkane The content ratio of the sulfonic acid compound is 0.01 to 10% by mass.
較佳為:上述離子界面活性劑包含有機磷酸酯化合物,在將上述平滑劑、上述非離子界面活性劑以及上述離子界面活性劑的合計含有比例設為100質量%時,上述有機磷酸酯化合物的含有比例為0.01~10質量%。Preferably, the ionic surfactant includes an organic phosphate compound, and when the total content of the smoothing agent, the nonionic surfactant, and the ionic surfactant is 100% by mass, the organic phosphate compound The content ratio is 0.01 to 10% by mass.
較佳為:上述離子界面活性劑在將上述平滑劑、上述非離子界面活性劑以及上述離子界面活性劑的合計含有比例設為100質量份時,以0.1~400質量份的比例含有稀釋劑。Preferably, the ionic surfactant contains a diluent in a ratio of 0.1 to 400 parts by mass when the total content of the smoothing agent, the nonionic surfactant, and the ionic surfactant is 100 parts by mass.
較佳為:上述合成纖維用處理劑中的水含量為0.5~2.0質量%。Preferably, the water content in the treatment agent for synthetic fibers is 0.5 to 2.0% by mass.
本發明的另一方式提供一種合成纖維的製造方法,其特徵在於:在紡紗步驟中,將上述合成纖維用處理劑對合成纖維進行直接給油。Another aspect of the present invention provides a synthetic fiber manufacturing method characterized in that, in the spinning step, the synthetic fiber is directly oiled with the above-mentioned synthetic fiber treatment agent.
發明功效 根據本發明,能夠降低在紡紗步驟中產生的紗絲晃動。Invention effect According to the present invention, it is possible to reduce yarn sloshing generated in the spinning step.
(第1實施方式) 首先對具體實現本發明的合成纖維用處理劑(以下也稱為處理劑)的第1實施方式進行說明。本實施方式的處理劑包含既定的酯化合物作為平滑劑,其是用於直接給油的合成纖維用處理劑,處理劑中的水含量為0.1~5質量%。較佳為進一步含有非離子界面活性劑以及離子界面活性劑,水含量為0.1~5質量%。更佳為處理劑中的水含量為0.5~2.0質量%。特佳為處理劑中的水含量為0.7~1.5質量%。通過該構成,能夠得到本發明的效果、即能夠進一步降低紡紗步驟中發生的紗絲晃動。(First embodiment) First, a first embodiment of the treatment agent for synthetic fibers (hereinafter also referred to as a treatment agent) concretely realizing the present invention will be described. The treatment agent of the present embodiment contains a predetermined ester compound as a smoothing agent, which is a treatment agent for synthetic fibers used for direct oil application, and the water content in the treatment agent is 0.1 to 5% by mass. It is preferable to further contain a nonionic surfactant and an ionic surfactant, and the water content is 0.1 to 5% by mass. More preferably, the water content in the treatment agent is 0.5 to 2.0% by mass. It is particularly preferable that the water content in the treatment agent is 0.7 to 1.5% by mass. With this configuration, it is possible to obtain the effect of the present invention, that is, it is possible to further reduce yarn sloshing that occurs in the spinning step.
合成纖維用處理劑中包含的水含量可以通過在製造時或即將紡紗前向合成纖維處理劑中添加水來進行調節,可以通過減壓、加熱之類的通常已知的脫水方法對水含量進行調節。在合成纖維用處理劑中作為水分添加的水可以為工業用水、自來水等,可以為利用離子交換樹脂、膜、蒸餾等進行了精製的水,也可以為在處理劑構成物的原料中以其他成分等的形式被帶入的水。這些之中,較佳為電導率300μS/cm以下的水,更佳為電導率100μS/cm以下的水,最佳為電導率10μS/cm以下的純淨水。或者水的硬度(以碳酸鈣計)較佳為100mg/L以下、更佳為10mg/L以下、更佳為5mg/L以下。所混合的水可以通過減壓之類的公知的方法進行脫氣,也可以包含大氣中的氧、氮、二氧化碳等。另外,pH較佳為中性附近、例如為5.5~8.0的範圍。合成纖維用處理劑中的水含量可以由水的添加量和合成纖維處理劑的構成物質的原料中的水含量來計算並求出。原料中的水含量不明確的情況下,可以通過卡爾費休滴定或氣相色譜之類的公知的分析方法來求出。The water content contained in the synthetic fiber treatment agent can be adjusted by adding water to the synthetic fiber treatment agent at the time of manufacture or immediately before spinning. The water content can be adjusted by commonly known dehydration methods such as decompression and heating. Make adjustments. The water added as water to the treatment agent for synthetic fibers may be industrial water, tap water, etc., may be water purified by ion exchange resin, membrane, distillation, etc., or may be other materials used in the treatment agent composition. The ingredients and other forms are brought into the water. Among these, water with a conductivity of 300 μS/cm or less is preferable, water with a conductivity of 100 μS/cm or less is more preferable, and pure water with a conductivity of 10 μS/cm or less is most preferable. Or the hardness of water (calculated as calcium carbonate) is preferably 100 mg/L or less, more preferably 10 mg/L or less, and more preferably 5 mg/L or less. The mixed water may be degassed by a known method such as reduced pressure, and may contain oxygen, nitrogen, carbon dioxide, etc. in the atmosphere. In addition, the pH is preferably near neutral, for example, in the range of 5.5 to 8.0. The water content in the synthetic fiber processing agent can be calculated and determined from the added amount of water and the water content in the raw material of the synthetic fiber processing agent. When the water content in the raw material is not clear, it can be determined by a known analysis method such as Karl Fischer titration or gas chromatography.
作為被供至本實施方式的處理劑中的平滑劑,應用包含選自在分子中具有3個以上酯鍵的酯化合物以及在分子中具有硫元素的酯化合物中的至少一種酯化合物的試劑。通過該構成,能夠得到本發明的效果、即能夠降低紡紗步驟中發生的紗絲晃動。另外,能夠進一步降低輥污染,進而在後加工步驟中能夠更均勻地進行染色。作為在分子中具有3個以上酯鍵的酯化合物,可以舉出例如:(1)三羥甲基丙烷三月桂酸酯、三羥甲基丙烷三油酸酯、甘油三油酸酯、新戊四醇四辛酸酯、三羥甲基丙烷-椰子油脂肪酸酯等多元醇與一元羧酸的酯化合物;(2)偏苯三酸三辛酯、檸檬酸三乙酯等多元羧酸與一元醇的酯化合物;(3)蓖麻油、棕櫚油、菜籽精煉油等天然油脂;等等。這些酯化合物中,較佳為三羥甲基丙烷-椰子油脂肪酸酯、棕櫚油。在分子中具有硫元素的酯化合物可以舉出例如:(4)二(異十六烷基)硫代二丙酸酯、二(異硬脂基)硫代二丙酸酯、二(油基)硫代二丙酸酯等二元羧酸與一元醇的酯化合物;(5)月桂基巰基丙酸酯、辛基巰基丙酸酯、月桂基巰基丙酸油酯等一元羧酸與一元醇的酯化合物;等等。這些酯化合物中,較佳為二(異十六烷基)硫代二丙酸酯、二(異硬脂基)硫代二丙酸酯。這些成分可以單獨使用1種,也可以組合使用2種以上。As the smoothing agent supplied to the treatment agent of the present embodiment, an agent containing at least one ester compound selected from an ester compound having three or more ester bonds in the molecule and an ester compound having a sulfur element in the molecule is used. With this configuration, it is possible to obtain the effect of the present invention, that is, to reduce yarn sloshing that occurs in the spinning step. In addition, roller contamination can be further reduced, and furthermore, dyeing can be performed more uniformly in the post-processing step. Examples of ester compounds having three or more ester bonds in the molecule include: (1) trimethylolpropane trilaurate, trimethylolpropane trioleate, glycerol trioleate, and pivalic acid Tetraol tetracaprylate, trimethylolpropane-coconut oil fatty acid ester and other polyhydric alcohols and monocarboxylic acid ester compounds; (2) Trioctyl trimellitate, triethyl citrate and other polycarboxylic acids Monohydric alcohol ester compounds; (3) natural fats such as castor oil, palm oil, rapeseed refined oil; etc. Among these ester compounds, trimethylolpropane-coconut oil fatty acid ester and palm oil are preferred. Examples of ester compounds having sulfur in the molecule include: (4) di(isohexadecyl)thiodipropionate, di(isostearyl)thiodipropionate, di(oleyl) ) Ester compounds of dicarboxylic acids and monohydric alcohols such as thiodipropionate; (5) Monocarboxylic acids and monohydric alcohols such as lauryl mercaptopropionate, octyl mercaptopropionate, oleyl lauryl mercaptopropionate, etc. The ester compound; etc. Among these ester compounds, di(isohexadecyl)thiodipropionate and di(isostearyl)thiodipropionate are preferred. These components may be used individually by 1 type, and may be used in combination of 2 or more types.
作為被供至本實施方式的處理劑中的非離子界面活性劑的具體例沒有特別限制,可以舉出例如:(1)將碳原子數為2~4的環氧烷加成至選自有機酸、有機醇、有機胺以及有機醯胺中的至少一種而得到的化合物,更具體地說例如聚氧乙烯月桂酸酯、聚氧乙烯油酸酯、聚氧乙烯月桂酸酯甲醚、聚氧乙烯辛基醚、聚氧丙烯月桂基醚甲醚、聚氧丁烯油基醚、聚氧乙烯聚氧丙烯月桂基醚、聚氧乙烯聚氧丙烯壬基苯基醚、聚氧乙烯月桂基氨基醚、聚氧乙烯月桂醯胺醚等醚型非離子界面活性劑;(2)山梨糖醇酐單油酸酯、山梨糖醇酐三油酸酯、甘油單月桂酸酯等多元醇偏酯型非離子界面活性劑;(3)聚乙二醇二油酸酯、聚氧乙烯山梨糖醇酐單油酸酯、聚氧化丁烯山梨糖醇酐三油酸酯、聚氧乙烯甘油三油酸酯、聚氧丙烯蓖麻油、聚氧乙烯氫化蓖麻油、聚氧乙烯丙烯氫化蓖麻油三油酸酯、聚氧乙烯氫化蓖麻油三月桂酸酯、選自蓖麻油的環氧乙烷(以下稱為EO)加成物和氫化蓖麻油的EO加成物中的至少一種化合物與單羧酸和二羧酸縮合而成的醚酯化合物等聚氧化烯多元醇脂肪酸酯型非離子界面活性劑;(4)二乙醇胺單月桂醯胺等烷基醯胺型非離子界面活性劑;等等。這些成分可以單獨使用1種,也可以組合使用2種以上。There are no particular limitations on the specific example of the nonionic surfactant supplied to the treatment agent of this embodiment, and examples include: (1) Addition of an alkylene oxide having 2 to 4 carbon atoms to an organic Acid, organic alcohol, organic amine, and organic amide at least one compound, more specifically such as polyoxyethylene laurate, polyoxyethylene oleate, polyoxyethylene laurate methyl ether, polyoxyethylene laurate Ethylene octyl ether, polyoxypropylene lauryl ether methyl ether, polyoxybutene oleyl ether, polyoxyethylene polyoxypropylene lauryl ether, polyoxyethylene polyoxypropylene nonyl phenyl ether, polyoxyethylene lauryl amino Ether, polyoxyethylene lauramide ether and other ether type nonionic surfactants; (2) sorbitan monooleate, sorbitan trioleate, glycerol monolaurate and other polyol partial ester type Non-ionic surfactant; (3) Polyethylene glycol dioleate, polyoxyethylene sorbitan monooleate, polyoxybutylene sorbitan trioleate, polyoxyethylene glycerol trioleate Esters, polyoxypropylene castor oil, polyoxyethylene hydrogenated castor oil, polyoxyethylene propylene hydrogenated castor oil trioleate, polyoxyethylene hydrogenated castor oil trilaurate, ethylene oxide selected from castor oil (hereinafter referred to as Is EO) adduct and hydrogenated castor oil EO adduct at least one compound and monocarboxylic acid and dicarboxylic acid condensed ether ester compound and other polyoxyalkylene polyol fatty acid ester type nonionic surfactant (4) Alkyl amine type nonionic surfactants such as diethanolamine monolaurin; etc. These components may be used individually by 1 type, and may be used in combination of 2 or more types.
作為被供至本實施方式的處理劑中的離子界面活性劑,較佳為陰離子界面活性劑。作為被供至本實施方式的處理劑中的陰離子界面活性劑的具體例沒有特別限制,可以舉出例如:(1)辛酸鉀鹽、油酸鉀鹽、烯基琥珀酸鉀鹽等羧酸皂型離子界面活性劑;(2)二級烷烴磺酸鈉鹽、十二烷基苯磺酸鈉鹽、二辛基磺化琥珀酸鈉鹽等磺酸酯型離子界面活性劑;(3)聚氧乙烯月桂基硫酸酯鈉鹽、十六烷基硫酸鉀鹽、牛脂硫化油、蓖麻油硫化油等硫酸酯型離子界面活性劑等。陰離子界面活性劑中,較佳為含有二級烷烴磺酸化合物、有機磷酸化合物。作為二級烷烴磺酸化合物,特別是更佳為下述化學式1所表示的二級烷烴磺酸鹽,最佳為其鈉鹽。作為有機磷酸化合物,特別是更佳為油基磷酸酯EO5(表示EO的加成莫耳數。以下相同。)硬脂基氨基醚鹽、異十六烷基磷酸酯EO10月桂基氨基醚鹽。這些成分可以單獨使用1種,也可以組合使用2種以上。As an ionic surfactant supplied to the processing agent of this embodiment, an anionic surfactant is preferable. The specific example of the anionic surfactant to be supplied to the treatment agent of the present embodiment is not particularly limited, and examples include: (1) Carboxylic acid soaps such as potassium caprylate, potassium oleate, and potassium alkenyl succinate. Type ionic surfactant; (2) secondary alkane sulfonate sodium salt, dodecylbenzene sulfonate sodium salt, dioctyl sulfosuccinate sodium salt and other sulfonate type ionic surfactants; (3) poly Sulfate type ionic surfactants such as oxyethylene lauryl sulfate sodium salt, cetyl potassium sulfate, tallow vulcanized oil, castor oil vulcanized oil, etc. The anionic surfactant preferably contains a secondary alkane sulfonic acid compound and an organic phosphoric acid compound. As the secondary alkane sulfonic acid compound, in particular, the secondary alkane sulfonate represented by the following chemical formula 1 is more preferred, and the sodium salt is most preferred. As the organic phosphoric acid compound, oleyl phosphate EO5 (representing the number of added moles of EO. The following is the same.) Stearyl amino ether salt and isocetyl phosphate EO10 lauryl amino ether salt are more preferred. These components may be used individually by 1 type, and may be used in combination of 2 or more types.
化學式1 (化學式1中, a、b分別為0以上的整數且a+b=5~17, M為鹼金屬、銨基或有機胺基。)Chemical formula 1 (In Chemical Formula 1, a and b are each an integer greater than or equal to 0 and a+b=5-17, and M is an alkali metal, ammonium group or organic amine group.)
本實施方式的處理劑可以進一步配合稀釋劑。作為被供至本實施方式的處理劑的稀釋劑的具體例,可以舉出:(1)二甲苯、甲苯、苯、苯酚等芳香族烴;(2)丙酮、甲基乙基酮等酮;(3)甲醇、乙醇、丙醇、2-乙基己醇、十二烷醇等醇;(4)己烷、庚烷、辛烷、癸烷、十一烷、十二烷、十三烷、十四烷、十八烷等直鏈飽和烴;(5)異己烷、異庚烷、異辛烷、異癸烷、異十一烷、異十二烷、異十三烷、異十四烷、異十八烷、異二十烷等支鏈烴;(6)環己烷、環辛烷、環十二烷、環十八烷、環二十烷等環狀飽和烴;(7)辛酸甲酯、月桂酸乙酯、棕櫚酸丙酯、硬脂酸異丁酯、硬脂酸正丁酯等低分子量酯化合物;(8)選自鏈烷烴系烴、環烷烴系烴、烯烴系烴、芳香族烴中的礦物油等的水以外的溶劑。這些成分可以單獨使用1種,也可以組合使用2種以上。稀釋劑較佳為在紡紗步驟中揮發,更佳為在紡紗前後揮發70質量%左右以上。另外,稀釋劑不僅可在合成纖維處理劑的製造時添加,而且還可在即將紡紗前添加。這些之中,較佳為40℃的雷式黏度為100秒以下的礦物油、直鏈飽和烴(C10-C15)、硬脂酸異丁酯、硬脂酸正丁酯。The processing agent of this embodiment may further contain a diluent. Specific examples of the diluent supplied to the treatment agent of this embodiment include: (1) aromatic hydrocarbons such as xylene, toluene, benzene, and phenol; (2) ketones such as acetone and methyl ethyl ketone; (3) Methanol, ethanol, propanol, 2-ethylhexanol, dodecanol and other alcohols; (4) Hexane, heptane, octane, decane, undecane, dodecane, tridecane , Tetradecane, octadecane and other linear saturated hydrocarbons; (5) isohexane, isoheptane, isooctane, isodecane, isundecane, isododecane, isotridecane, istetradecane Branched chain hydrocarbons such as alkanes, isoctadecane, and isoeicosane; (6) Cyclic saturated hydrocarbons such as cyclohexane, cyclooctane, cyclododecane, cyclooctadecane, and cycloeicosane; (7) Low molecular weight ester compounds such as methyl octoate, ethyl laurate, propyl palmitate, isobutyl stearate, n-butyl stearate, etc.; (8) selected from paraffinic hydrocarbons, cycloalkane hydrocarbons, and olefins Solvents other than water such as mineral oil in hydrocarbons and aromatic hydrocarbons. These components may be used individually by 1 type, and may be used in combination of 2 or more types. The thinner is preferably volatilized in the spinning step, and more preferably about 70% by mass or more before and after spinning. In addition, the diluent can be added not only during the manufacture of the synthetic fiber treatment agent, but also just before spinning. Among these, mineral oil, linear saturated hydrocarbon (C10-C15), isobutyl stearate, and n-butyl stearate having a Ray's viscosity at 40°C of 100 seconds or less are preferred.
本實施方式的處理劑中,在除了上述平滑劑以外還進一步包含非離子界面活性劑以及離子界面活性劑的情況下,各成分的含有比例沒有特別限制。本實施方式的處理劑包含二級烷烴磺酸化合物作為離子界面活性劑的情況下,在將平滑劑、非離子界面活性劑以及離子界面活性劑的合計含有比例設為100質量%時,二級烷烴磺酸化合物的含有比例較佳為0.01~10質量%。通過該構成,能夠得到本發明的效果、即能夠進一步降低紡紗步驟中發生的紗絲晃動。另外,在後加工步驟中能夠更均勻地進行染色。In the processing agent of this embodiment, when it contains a nonionic surfactant and an ionic surfactant in addition to the said smoothing agent, the content ratio of each component is not specifically limited. When the treatment agent of this embodiment contains a secondary alkane sulfonic acid compound as an ionic surfactant, when the total content of the smoothing agent, nonionic surfactant, and ionic surfactant is 100% by mass, the secondary The content of the alkane sulfonic acid compound is preferably 0.01 to 10% by mass. With this configuration, it is possible to obtain the effect of the present invention, that is, it is possible to further reduce yarn sloshing that occurs in the spinning step. In addition, dyeing can be performed more uniformly in the post-processing step.
本實施方式的處理劑包含有機磷酸酯化合物作為離子界面活性劑的情況下,在將平滑劑、非離子界面活性劑以及離子界面活性劑的合計含有比例設為100質量%時,有機磷酸酯化合物的含有比例較佳為0.01~10質量%。通過該構成,能夠得到本發明的效果、即能夠進一步降低紡紗步驟中發生的紗絲晃動。另外,能夠進一步降低輥污染,進而在後加工步驟中能夠更均勻地進行染色。When the treatment agent of this embodiment contains an organophosphate compound as an ionic surfactant, when the total content of the smoothing agent, nonionic surfactant, and ionic surfactant is set to 100% by mass, the organophosphate compound The content ratio of is preferably 0.01-10% by mass. With this configuration, it is possible to obtain the effect of the present invention, that is, it is possible to further reduce yarn sloshing that occurs in the spinning step. In addition, roller contamination can be further reduced, and furthermore, dyeing can be performed more uniformly in the post-processing step.
本實施方式的處理劑包含稀釋劑的情況下,在將平滑劑、非離子界面活性劑以及離子界面活性劑的合計含有比例設為100質量份時,較佳為以0.1~400質量份的比例含有稀釋劑。通過限定為該配合量範圍,能夠得到本發明的效果、即能夠進一步降低紡紗步驟中發生的紗絲晃動。另外,能夠進一步降低輥污染,進而在後加工步驟中能夠更均勻地進行染色。When the treatment agent of the present embodiment contains a diluent, when the total content of the smoothing agent, nonionic surfactant, and ionic surfactant is 100 parts by mass, it is preferably in the ratio of 0.1 to 400 parts by mass Contains thinner. By limiting the blending amount to this range, it is possible to obtain the effect of the present invention, that is, it is possible to further reduce yarn sloshing that occurs in the spinning step. In addition, roller contamination can be further reduced, and furthermore, dyeing can be performed more uniformly in the post-processing step.
(第2實施方式) 接著對具體實現本發明的合成纖維的製造方法的第2實施方式進行說明。本實施方式的合成纖維的製造方法是包括在紡紗步驟中將第1實施方式的處理劑通過直接給油而附著至合成纖維的步驟的製造方法。作為所製造的合成纖維的具體例沒有特別限制,可以舉出例如:(1)聚對苯二甲酸乙二醇酯、聚對苯二甲酸丙二醇酯、聚乳酸酯等聚酯系纖維;(2)尼龍6、尼龍66等聚醯胺系纖維;(3)聚丙烯酸、改性丙烯酸等聚丙烯酸系纖維;(4)聚乙烯、聚丙烯等聚烯烴系纖維;等等。作為所製造的合成纖維的細度沒有特別限制,較佳為150dtex以上,更佳為500dtex以上,特佳為1000dtex以上。另外,作為所製造的合成纖維的強度沒有特別限制,較佳為5.0cN/dtex以上,更佳為6.0cN/dtex以上,特佳為7.0cN/dtex以上。(Second embodiment) Next, a second embodiment of the synthetic fiber manufacturing method that specifically realizes the present invention will be described. The manufacturing method of the synthetic fiber of this embodiment is a manufacturing method including the process of attaching the processing agent of 1st Embodiment to synthetic fiber by directly supplying oil in a spinning process. There are no particular limitations on the specific examples of the synthetic fibers produced, and examples include (1) polyester fibers such as polyethylene terephthalate, polytrimethylene terephthalate, and polylactate; 2) Polyamide fibers such as nylon 6, nylon 66; (3) Polyacrylic fibers such as polyacrylic acid and modified acrylic; (4) Polyolefin fibers such as polyethylene and polypropylene; etc. The fineness of the synthetic fiber produced is not particularly limited, but is preferably 150 dtex or more, more preferably 500 dtex or more, and particularly preferably 1000 dtex or more. In addition, the strength of the synthetic fiber produced is not particularly limited, but it is preferably 5.0 cN/dtex or more, more preferably 6.0 cN/dtex or more, and particularly preferably 7.0 cN/dtex or more.
使第1實施方式的處理劑附著於合成纖維的比例沒有特別限制,較佳為使第1實施方式的處理劑按照相對於合成纖維為0.1~3質量%(不包含稀釋劑和水)的比例進行附著。通過該構成,可進一步提高本發明的效果。另外,第1實施方式的處理劑的附著方法沒有特別限制,可以採用例如輥給油法、使用計量泵的導引給油法、浸漬給油法、噴霧給油法等公知的方法,只要進行附著的步驟也是紡紗步驟就沒有特別限制,例如在拉伸或熱處理步驟中,通過使用具有通過150℃以上的輥的步驟的製造設備、步驟,可以進一步期待發明的效果。The ratio of the treatment agent of the first embodiment to the synthetic fiber is not particularly limited, but it is preferable to make the treatment agent of the first embodiment at a ratio of 0.1 to 3% by mass (excluding diluent and water) relative to the synthetic fiber Make attachment. With this configuration, the effect of the present invention can be further enhanced. In addition, the adhesion method of the treatment agent of the first embodiment is not particularly limited. For example, well-known methods such as roller lubrication method, guided lubrication method using a metering pump, immersion lubrication method, spray lubrication method and the like can be used. The spinning step is not particularly limited. For example, in the stretching or heat treatment step, the effect of the invention can be further expected by using a manufacturing equipment or step having a step of passing through a roll of 150°C or higher.
根據上述實施方式的處理劑及其製造方法,可以得到以下的效果。According to the processing agent of the above-mentioned embodiment and the manufacturing method thereof, the following effects can be obtained.
上述實施方式的處理劑中,在通過直接給油使用的處理劑中,包含特定的酯化合物作為平滑劑,限定了處理劑中含有的水含量。因此,能夠有效地降低在合成纖維的紡紗步驟中由導絲輥產生的紗絲晃動。另外,能夠有效地降低導絲輥周圍產生的焦化污染,進而在後加工步驟中能夠均勻地染色。由此得到的本實施方式的合成纖維能夠發揮出優異的步驟通過性。另外,在處理劑中進一步配合非離子界面活性劑、離子界面活性劑來構成的情況下,上述效果進一步提高。In the treatment agent of the above-mentioned embodiment, the treatment agent used by directly oiling contains a specific ester compound as a smoothing agent, and the water content contained in the treatment agent is limited. Therefore, it is possible to effectively reduce yarn sloshing caused by the godet roller in the spinning step of synthetic fibers. In addition, the coking pollution generated around the godet roller can be effectively reduced, and the dyeing can be evenly performed in the post-processing step. The synthetic fiber of this embodiment obtained in this way can exhibit excellent process passability. In addition, when a nonionic surfactant and an ionic surfactant are further blended to constitute the treatment agent, the above-mentioned effects are further improved.
其中,上述實施方式也可以如下變更。However, the above-mentioned embodiment may be modified as follows.
・本實施方式的處理劑中,在不妨礙本發明的效果的範圍内,可以進一步配合用於保持處理劑的品質的穩定化劑、電荷控制劑、連接劑、抗氧化劑、紫外線吸收劑等通常在合成纖維的處理劑中使用的成分。・In the treatment agent of this embodiment, within the range that does not hinder the effects of the present invention, a stabilizer, charge control agent, linking agent, antioxidant, ultraviolet absorber, etc. can be further blended to maintain the quality of the treatment agent. It is a component used in synthetic fiber processing agent.
實施例Example
以下,為了更具體地說明本發明的構成和效果,舉出實施例等,本發明並不限於這些實施例。其中,以下的實施例和比較例中,份是指質量份,另外%是指質量%。Hereinafter, in order to explain the structure and effects of the present invention more specifically, examples and the like are given, but the present invention is not limited to these examples. Among them, in the following examples and comparative examples, parts refer to parts by mass, and% means mass%.
試驗類別1(合成纖維用處理劑的製造)Test category 1 (manufacturing of treatment agent for synthetic fibers)
・合成纖維用處理劑(實施例1)的製造 將下述成分均勻混合,得到混合物,上述成分為:作為平滑劑的三羥甲基丙烷-椰子油脂肪酸酯(L-1) 50份、二(異硬脂基)硫代二丙酸酯(LS-1) 5份;作為非離子界面活性劑的相對於氫化蓖麻油1莫耳加成EO10莫耳而得到的加成物(N-1)10份、將相對於氫化蓖麻油1莫耳加成EO20莫耳而得到的加成物利用油酸3莫耳酯化而成的化合物(N-3)10份、將相對於氫化蓖麻油1莫耳加成EO25莫耳而得到的加成物用己二酸交聯並用硬脂酸末端酯化而得到的化合物(MW5000)(N-6)5份、聚乙二醇(分子量600)二油酸酯(N-7)10份;作為離子界面活性劑的上述化學式1的結構的二級烷烴磺酸鈉(a+b=8~11)(S-1)5份、油基磷酸酯(EO5)硬脂基氨基醚鹽(P-1)5份。・Manufacture of synthetic fiber treatment agent (Example 1) The following ingredients are uniformly mixed to obtain a mixture. The above ingredients are: 50 parts of trimethylolpropane-coconut oil fatty acid ester (L-1) as a smoothing agent, and bis(isostearyl)thiodipropionate (LS-1) 5 parts; 10 parts of adduct (N-1) obtained by adding 10 moles of EO to 1 mole of hydrogenated castor oil as a nonionic surfactant, and 10 parts of adducts (N-1) relative to 1 mole of hydrogenated castor oil The adduct obtained by adding 20 mol of EO to 10 parts of compound (N-3) esterified with 3 mol of oleic acid, and adding 25 mol of EO to 1 mol of hydrogenated castor oil Compound (MW5000) (N-6) obtained by cross-linking with adipic acid and end esterification with stearic acid (5 parts) and 10 parts of polyethylene glycol (molecular weight 600) dioleate (N-7); As an ionic surfactant, the secondary sodium alkane sulfonate (a+b=8-11) (S-1) 5 parts, oleyl phosphate (EO5) stearyl amino ether salt (P -1) 5 copies.
進一步加入將上述混合物設為100質量份時為1.00質量份的離子交換水、接著加入作為稀釋劑的直鏈飽和烴(C12-15)(M-1)10質量份並均勻混合,按照處理劑中的水分為0.9%來製備實施例1的合成纖維用處理劑。關於所使用的離子交換水,使用電導率為0.2μS/cm、硬度為0mg/L的離子交換水。Further add 1.00 parts by mass of ion-exchange water when the above mixture is 100 parts by mass, and then add 10 parts by mass of linear saturated hydrocarbon (C12-15) (M-1) as a diluent and mix them uniformly, according to the treatment agent The water content in it was 0.9%, and the synthetic fiber processing agent of Example 1 was prepared. Regarding the ion exchange water used, ion exchange water having a conductivity of 0.2 μS/cm and a hardness of 0 mg/L was used.
・合成纖維用處理劑(實施例2)的製備 利用與實施例1的合成纖維處理劑相同的方法進行製備。其中,除了表1的原料以外,還以相對於稀釋劑添加前的處理劑100份為0.8份的比例添加作為抗氧化劑的1,1,3-三(2-甲基-4-羥基-5-第三丁基苯基)丁烷。・Preparation of synthetic fiber treatment agent (Example 2) It was prepared by the same method as the synthetic fiber treatment agent of Example 1. Among them, in addition to the raw materials in Table 1, 1,1,3-tris(2-methyl-4-hydroxy-5) as an antioxidant was added at a ratio of 0.8 parts to 100 parts of the treatment agent before adding the diluent. -Tertiary butylphenyl) butane.
・合成纖維用處理劑(實施例3~8和比較例1~3)的製備 與實施例1的合成纖維處理劑的製備同樣地製備實施例3~8和比較例1~3的合成纖維用處理劑,將結果示於表1。其中,表1中示出了合成纖維用處理劑中的各成分的種類,並示出了將稀釋劑和水以外的成分設為100%的情況下的配合比例(%)。還示出了將合成纖維用處理劑中的稀釋劑和水以外的成分設為100份的情況下的稀釋劑和水的添加率(份)。另外示出了處理劑中的水的含量(%)。・Preparation of treatment agents for synthetic fibers (Examples 3 to 8 and Comparative Examples 1 to 3) In the same manner as the preparation of the synthetic fiber treatment agent of Example 1, the synthetic fiber treatment agents of Examples 3 to 8 and Comparative Examples 1 to 3 were prepared, and the results are shown in Table 1. In addition, Table 1 shows the kind of each component in the processing agent for synthetic fibers, and shows the compounding ratio (%) when the components other than a diluent and water are set to 100%. The addition rate (parts) of the diluent and water when the components other than the diluent and water in the synthetic fiber processing agent are set to 100 parts is also shown. In addition, the water content (%) in the treatment agent is shown.
表1
表1中各符號表示下述物質。 L-1:三羥甲基丙烷-椰子油脂肪酸酯 L-2:棕櫚油 LS-1:二(異硬脂基)硫代二丙酸酯 LS-2:二(異十六烷基)硫代二丙酸酯 rL-1:油酸異硬脂酯 N-1:相對於氫化蓖麻油1莫耳加成EO10莫耳而得到的加成物 N-2:相對於氫化蓖麻油1莫耳加成EO20莫耳而得到的加成物 N-3:將在氫化蓖麻油1莫耳中加成EO20莫耳而得到的加成物用油酸3莫耳酯化而成的化合物 N-4:將在氫化蓖麻油1莫耳中加成EO40莫耳而得到的加成物用油酸2莫耳酯化而成的化合物 N-5:將在蓖麻油1莫耳中加成EO25莫耳而得到的加成物用月桂酸3莫耳酯化而成的化合物 N-6:將相對於氫化蓖麻油1莫耳加成EO25莫耳而得的加成物用己二酸交聯並用硬脂酸末端酯化而成的化合物(MW5000) N-7:聚乙二醇(分子量600)二油酸酯 N-8:山梨糖醇酐單油酸酯 S-1:二級烷烴磺酸鈉(上述化學式1中a+b=8~11) S-2:二級烷烴磺酸鈉(上述化學式1中a+b=11~14) rS-1:二辛基磺化琥珀酸鈉 P-1:油基磷酸酯(EO5)硬脂基氨基醚鹽 P-2:異十六烷基磷酸酯(EO10)月桂基氨基醚鹽 M-1:直鏈飽和烴(C12-15) M-2:礦物油(40℃的雷式黏度為80秒) M-3:硬脂酸異丁酯 M-4:硬脂酸正丁酯The symbols in Table 1 indicate the following substances. L-1: Trimethylolpropane-coconut oil fatty acid ester L-2: Palm oil LS-1: Two (isostearyl) thiodipropionate LS-2: Di(isohexadecyl)thiodipropionate rL-1: Isostearyl oleate N-1: An adduct obtained by adding 10 mol of EO to 1 mol of hydrogenated castor oil N-2: An adduct obtained by adding 20 moles of EO to 1 mole of hydrogenated castor oil N-3: A compound obtained by esterifying an adduct obtained by adding EO20 mol to 1 mol of hydrogenated castor oil with 3 mol of oleic acid N-4: A compound obtained by esterifying an adduct obtained by adding 40 mol of EO to 1 mol of hydrogenated castor oil with 2 mol of oleic acid N-5: A compound obtained by esterifying an adduct obtained by adding EO25 mol to 1 mol of castor oil with 3 mol of lauric acid N-6: Compound obtained by adding 25 mol of EO to 1 mol of hydrogenated castor oil, crosslinked with adipic acid and end-esterified with stearic acid (MW5000) N-7: Polyethylene glycol (molecular weight 600) dioleate N-8: Sorbitan monooleate S-1: secondary sodium alkane sulfonate (a+b=8-11 in the above chemical formula 1) S-2: secondary sodium alkane sulfonate (a+b=11-14 in the above chemical formula 1) rS-1: Sodium Dioctyl Sulfosuccinate P-1: oleyl phosphate (EO5) stearyl amino ether salt P-2: Isohexadecyl phosphate (EO10) lauryl amino ether salt M-1: Straight chain saturated hydrocarbon (C12-15) M-2: Mineral oil (the mine viscosity at 40°C is 80 seconds) M-3: Isobutyl stearate M-4: n-butyl stearate
試驗類別2(合成纖維處理劑的評價)Test category 2 (evaluation of synthetic fiber treatment agent)
・耐熱性焦化的評價 將聚對苯二甲酸乙二醇酯的切片通過常規方法乾燥後,使用擠出機進行熔融紡紗,通過使用計量泵的導引給油法使上述處理劑附著於從模口吐出並冷卻固化後的移動紗絲。按照合成纖維處理劑的附著量為0.6質量%(不含稀釋劑、水)的方式進行給油。之後通過導引使其集束,經由245℃的拉伸輥、弛緩輥按照全拉伸倍率達到5.5倍的方式進行拉伸,以捲繞成10kg平筒紗的方式得到了1100dtex192 filament的拉伸絲。關於耐熱性(焦化),以48小時紡紗後的導絲輥(GR)的污染(焦化)的形式進行如下評價。將結果示於表1。・Evaluation of heat resistance coking After the polyethylene terephthalate chips are dried by a conventional method, they are melt-spinned using an extruder, and the treatment agent is adhered to the die and cooled and solidified by the guide oil feeding method using a metering pump. Moving yarn silk. Lubrication was performed so that the adhesion amount of synthetic fiber treatment agent was 0.6% by mass (excluding diluent and water). After that, it was bundled by guiding, and stretched through a stretching roll at 245°C and a relaxation roll so that the full stretching magnification reached 5.5 times. The stretched yarn of 1100dtex192 filament was obtained by winding it into a 10kg flat cone. . Regarding the heat resistance (scorching), the following evaluation was performed in the form of contamination (scorching) of the godet roller (GR) after 48 hours of spinning. The results are shown in Table 1.
・GR污染的評價基準 ◎(優):幾乎未觀察到污染(焦化)。 ○(良):稍微觀察到污染(焦化)。 ×(不良):觀察到污染(焦化)。・Evaluation criteria for GR pollution ◎ (Excellent): Almost no contamination (coking) is observed. ○ (good): Contamination (scorching) is slightly observed. × (bad): Contamination (scorching) is observed.
・紗絲晃動的評價 在上述紡紗步驟中,觀察導絲輥上的紗絲晃動,按下述基準進行評價。將結果示於表1。・Evaluation of yarn shaking In the above-mentioned spinning step, the yarn sloshing on the godet roller was observed, and the evaluation was made according to the following criteria. The results are shown in Table 1.
・紗絲晃動的評價基準 ◎(優):未觀察到輥上的紗絲晃動 ○(良):稍微觀察到輥上的紗絲晃動 ×(不良):觀察到輥上的紗絲晃動・Evaluation criteria for yarn sloshing ◎(Excellent): No yarn shaking on the roller is observed ○ (good): The yarn sway on the roller is slightly observed × (bad): the yarn swaying on the roller is observed
・染色性的評價 將上述紡紗步驟中得到的纖維360根作為經紗,使用560dtex-96長絲的聚酯絲作為緯紗,使用緯紗密度為21根/英寸、51mm寬的綜線用坯布,在未進行精煉下浸漬在以下的染液(相對於水1L添加Dianix Red S-4G 3.4g、Dianix Yellow S-6G 3.3g、Dianix S-2G 3.3g而得到的溶液)中,連續地在220℃的顯色槽中進行2分鐘的處理,由此進行染色。根據此時每2000m綜線中的染色缺陷數通過下述基準評價染色性。將結果示於表1。・Evaluation of dyeability 360 fibers obtained in the above spinning step were used as warp yarns, 560 dtex-96 filament polyester yarn was used as weft yarns, and a grey fabric for heddles with a weft density of 21 yarns/inch and a width of 51 mm was used, impregnated without refining In the following dye solution (a solution obtained by adding 3.4 g of Dianix Red S-4G, 3.3 g of Dianix Yellow S-6G, and 3.3 g of Dianix S-2G to 1L of water), continuously in the color developing tank at 220°C The treatment is performed for 2 minutes, thereby performing dyeing. The dyeability was evaluated by the following criteria based on the number of dyeing defects per 2000 m of healds. The results are shown in Table 1.
・染色性的評價基準 ◎(優):染色缺陷數為0~3 ○(良):染色缺陷數為4~10 ×(不良):染色缺陷數為11以上・Evaluation criteria for dyeability ◎(Excellent): The number of dyeing defects is 0~3 ○ (good): The number of dyeing defects is 4~10 × (bad): The number of dyeing defects is 11 or more
由表1的結果可知,各實施例的合成纖維處理劑中,紗絲晃動、輥污染、染色性的評價均良好。根據本發明產生了下述效果:在合成纖維的紡紗步驟中可降低導絲輥上的紗絲晃動、導絲輥的污染,可得到染色性良好的合成纖維。From the results of Table 1, it can be seen that the synthetic fiber treatment agents of each example have good evaluations of yarn sloshing, roll contamination, and dyeability. According to the present invention, the following effects can be produced: in the spinning step of synthetic fibers, yarn sloshing on the godet roller and contamination of the godet roller can be reduced, and synthetic fibers with good dyeability can be obtained.
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