CN116034192A - 弹性纤维用处理剂和弹性纤维 - Google Patents
弹性纤维用处理剂和弹性纤维 Download PDFInfo
- Publication number
- CN116034192A CN116034192A CN202180053766.4A CN202180053766A CN116034192A CN 116034192 A CN116034192 A CN 116034192A CN 202180053766 A CN202180053766 A CN 202180053766A CN 116034192 A CN116034192 A CN 116034192A
- Authority
- CN
- China
- Prior art keywords
- elastic fiber
- treating agent
- agent
- mass
- mineral oil
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000003795 chemical substances by application Substances 0.000 title claims abstract description 112
- 210000004177 elastic tissue Anatomy 0.000 title claims abstract description 99
- 239000002480 mineral oil Substances 0.000 claims abstract description 28
- 235000010446 mineral oil Nutrition 0.000 claims abstract description 27
- 238000009499 grossing Methods 0.000 claims abstract description 21
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 claims abstract description 20
- 125000003118 aryl group Chemical group 0.000 claims abstract description 18
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000012188 paraffin wax Substances 0.000 claims abstract description 13
- -1 hydroxyl compound Chemical class 0.000 claims description 77
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 21
- 125000000217 alkyl group Chemical group 0.000 claims description 15
- 125000004432 carbon atom Chemical group C* 0.000 claims description 14
- 150000001298 alcohols Chemical class 0.000 claims description 13
- 229910019142 PO4 Inorganic materials 0.000 claims description 10
- 159000000003 magnesium salts Chemical group 0.000 claims description 9
- 125000002947 alkylene group Chemical group 0.000 claims description 8
- 239000010452 phosphate Substances 0.000 claims description 8
- DNIAPMSPPWPWGF-GSVOUGTGSA-N (R)-(-)-Propylene glycol Chemical compound C[C@@H](O)CO DNIAPMSPPWPWGF-GSVOUGTGSA-N 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 4
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- 238000011156 evaluation Methods 0.000 description 9
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- XJONADGJIULCPD-UHFFFAOYSA-N 2-octyldodecyl dihydrogen phosphate Chemical compound CCCCCCCCCCC(COP(O)(O)=O)CCCCCCCC XJONADGJIULCPD-UHFFFAOYSA-N 0.000 description 7
- 238000010248 power generation Methods 0.000 description 7
- 230000002265 prevention Effects 0.000 description 7
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- 238000009987 spinning Methods 0.000 description 6
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- 125000001931 aliphatic group Chemical group 0.000 description 5
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- YPFIYMHYZDIPAR-UHFFFAOYSA-N 2-hexyldecyl dihydrogen phosphate Chemical compound CCCCCCCCC(COP(O)(O)=O)CCCCCC YPFIYMHYZDIPAR-UHFFFAOYSA-N 0.000 description 2
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- 238000009825 accumulation Methods 0.000 description 2
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- HQABUPZFAYXKJW-UHFFFAOYSA-N butan-1-amine Chemical compound CCCCN HQABUPZFAYXKJW-UHFFFAOYSA-N 0.000 description 2
- 238000013329 compounding Methods 0.000 description 2
- JQVDAXLFBXTEQA-UHFFFAOYSA-N dibutylamine Chemical compound CCCCNCCCC JQVDAXLFBXTEQA-UHFFFAOYSA-N 0.000 description 2
- XSWSEQPWKOWORN-UHFFFAOYSA-N dodecan-2-ol Chemical compound CCCCCCCCCCC(C)O XSWSEQPWKOWORN-UHFFFAOYSA-N 0.000 description 2
- 230000002401 inhibitory effect Effects 0.000 description 2
- SNQDWDGFTJNJLJ-UHFFFAOYSA-L magnesium 1,4-dioctoxy-1,4-dioxobutane-2-sulfonate Chemical compound [Mg+2].CCCCCCCCOC(=O)CC(S([O-])(=O)=O)C(=O)OCCCCCCCC.CCCCCCCCOC(=O)CC(S([O-])(=O)=O)C(=O)OCCCCCCCC SNQDWDGFTJNJLJ-UHFFFAOYSA-L 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
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- GLDOVTGHNKAZLK-UHFFFAOYSA-N octadecan-1-ol Chemical compound CCCCCCCCCCCCCCCCCCO GLDOVTGHNKAZLK-UHFFFAOYSA-N 0.000 description 2
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- 238000002360 preparation method Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000002829 reductive effect Effects 0.000 description 2
- 159000000000 sodium salts Chemical class 0.000 description 2
- YELYCAMTAMJIKA-UHFFFAOYSA-M sodium;1,4-didodecoxy-1,4-dioxobutane-2-sulfonate Chemical compound [Na+].CCCCCCCCCCCCOC(=O)CC(S([O-])(=O)=O)C(=O)OCCCCCCCCCCCC YELYCAMTAMJIKA-UHFFFAOYSA-M 0.000 description 2
- GETQZCLCWQTVFV-UHFFFAOYSA-N trimethylamine Chemical compound CN(C)C GETQZCLCWQTVFV-UHFFFAOYSA-N 0.000 description 2
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- MYYAXVBYEVTPNL-UHFFFAOYSA-N 14-methylpentadecyl 3-[3-(14-methylpentadecoxy)-3-oxopropyl]sulfanylpropanoate Chemical compound CC(C)CCCCCCCCCCCCCOC(=O)CCSCCC(=O)OCCCCCCCCCCCCCC(C)C MYYAXVBYEVTPNL-UHFFFAOYSA-N 0.000 description 1
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- NKFNBVMJTSYZDV-UHFFFAOYSA-N 2-[dodecyl(2-hydroxyethyl)amino]ethanol Chemical compound CCCCCCCCCCCCN(CCO)CCO NKFNBVMJTSYZDV-UHFFFAOYSA-N 0.000 description 1
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- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
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- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 1
- 125000004491 isohexyl group Chemical group C(CCC(C)C)* 0.000 description 1
- 125000001972 isopentyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])C([H])([H])* 0.000 description 1
- QQVIHTHCMHWDBS-UHFFFAOYSA-L isophthalate(2-) Chemical compound [O-]C(=O)C1=CC=CC(C([O-])=O)=C1 QQVIHTHCMHWDBS-UHFFFAOYSA-L 0.000 description 1
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- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 125000002960 margaryl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 238000002074 melt spinning Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
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- 230000004048 modification Effects 0.000 description 1
- 125000001421 myristyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- YWFWDNVOPHGWMX-UHFFFAOYSA-N n,n-dimethyldodecan-1-amine Chemical compound CCCCCCCCCCCCN(C)C YWFWDNVOPHGWMX-UHFFFAOYSA-N 0.000 description 1
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- IOQPZZOEVPZRBK-UHFFFAOYSA-N octan-1-amine Chemical compound CCCCCCCCN IOQPZZOEVPZRBK-UHFFFAOYSA-N 0.000 description 1
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- BARWIPMJPCRCTP-CLFAGFIQSA-N oleyl oleate Chemical compound CCCCCCCC\C=C/CCCCCCCCOC(=O)CCCCCCC\C=C/CCCCCCCC BARWIPMJPCRCTP-CLFAGFIQSA-N 0.000 description 1
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- 125000002958 pentadecyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000001147 pentyl group Chemical group C(CCCC)* 0.000 description 1
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- 150000003077 polyols Chemical class 0.000 description 1
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- 239000011591 potassium Substances 0.000 description 1
- XAEFZNCEHLXOMS-UHFFFAOYSA-M potassium benzoate Chemical compound [K+].[O-]C(=O)C1=CC=CC=C1 XAEFZNCEHLXOMS-UHFFFAOYSA-M 0.000 description 1
- 150000003138 primary alcohols Chemical class 0.000 description 1
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- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
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- 150000003333 secondary alcohols Chemical class 0.000 description 1
- 150000003335 secondary amines Chemical class 0.000 description 1
- 239000008159 sesame oil Substances 0.000 description 1
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- 239000011734 sodium Substances 0.000 description 1
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- VGLKJXXKLNRSOD-UHFFFAOYSA-M sodium;1,4-didecoxy-1,4-dioxobutane-2-sulfonate Chemical compound [Na+].CCCCCCCCCCOC(=O)CC(S([O-])(=O)=O)C(=O)OCCCCCCCCCC VGLKJXXKLNRSOD-UHFFFAOYSA-M 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000003549 soybean oil Substances 0.000 description 1
- 235000012424 soybean oil Nutrition 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 125000004079 stearyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 229910052712 strontium Inorganic materials 0.000 description 1
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 description 1
- 150000005846 sugar alcohols Polymers 0.000 description 1
- 239000002600 sunflower oil Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 239000003760 tallow Substances 0.000 description 1
- 150000003512 tertiary amines Chemical class 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
- IMFACGCPASFAPR-UHFFFAOYSA-N tributylamine Chemical compound CCCCN(CCCC)CCCC IMFACGCPASFAPR-UHFFFAOYSA-N 0.000 description 1
- 125000002889 tridecyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- JNXDCMUUZNIWPQ-UHFFFAOYSA-N trioctyl benzene-1,2,4-tricarboxylate Chemical compound CCCCCCCCOC(=O)C1=CC=C(C(=O)OCCCCCCCC)C(C(=O)OCCCCCCCC)=C1 JNXDCMUUZNIWPQ-UHFFFAOYSA-N 0.000 description 1
- PHYFQTYBJUILEZ-IUPFWZBJSA-N triolein Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)OCC(OC(=O)CCCCCCC\C=C/CCCCCCCC)COC(=O)CCCCCCC\C=C/CCCCCCCC PHYFQTYBJUILEZ-IUPFWZBJSA-N 0.000 description 1
- 229960004418 trolamine Drugs 0.000 description 1
- 239000006097 ultraviolet radiation absorber Substances 0.000 description 1
- 125000002948 undecyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 238000002166 wet spinning Methods 0.000 description 1
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Abstract
本发明所要解决的课题在于,提供能够提高弹性纤维的形状特性的弹性纤维用处理剂以及附着有该弹性纤维用处理剂的弹性纤维。本发明的弹性纤维用处理剂中,作为平滑剂,含有芳香成分的含有比例小于1质量%、苯胺点为70~110℃的矿物油。矿物油的环烷烃成分的含量与链烷烃成分的含量的质量比为环烷烃成分/链烷烃成分=30~50/70~50。
Description
技术领域
本发明涉及含有规定的矿物油作为平滑剂的弹性纤维用处理剂、以及附着有高弹性纤维用处理剂的弹性纤维。
背景技术
关于例如聚氨酯系弹性纤维等弹性纤维,与其他合成纤维相比,纤维间的粘附性强。因此,例如将弹性纤维纺丝,卷绕成卷装体后,从该卷装体中拉出而被供于加工工序时,具有难以从卷装体稳定地解舒的问题。因此,为了比以往提高弹性纤维的平滑性,有时使用含有烃油等平滑剂的弹性纤维用处理剂。
以往已知有专利文献1、专利文献2中所公开的弹性纤维用处理剂。专利文献1中公开了一种弹性纤维用处理剂,其包含烃油、以及选自酯油、高级醇、多元醇、有机磷酸酯、有机胺、金属皂、有机聚硅氧烷树脂、非离子表面活性剂、阳离子表面活性剂和阴离子表面活性剂中的至少一种。专利文献2中公开了一种弹性纤维用处理剂,其含有芳香成分的含量小于1%且环烷烃成分的含量为10~30%的矿物油,并且整体在30℃的运动粘度处于规定的范围。
现有技术文献
专利文献
专利文献1:日本特开2017-110319号公报
专利文献2:日本特许第5393906号公报
发明内容
发明所要解决的课题
但是,对于被赋予了弹性纤维用处理剂的弹性纤维,要求进一步提高在卷绕成规定形状时的形状特性。
本发明所要解决的课题在于,提供能够提高弹性纤维的形状特性的弹性纤维用处理剂以及附着有该弹性纤维用处理剂的弹性纤维。
用于解决课题的手段
本发明人为了解决上述课题进行了研究,结果发现,在弹性纤维用处理剂中混配有芳香成分的含量和苯胺点被限定在规定的范围的矿物油的构成是合适的。
为了解决上述课题,本发明的一个方式的弹性纤维用处理剂的特征在于,作为平滑剂含有芳香成分的含有比例小于1质量%、苯胺点为70~110℃的矿物油,上述矿物油是环烷烃成分的含量与链烷烃成分的含量的质量比为环烷烃成分/链烷烃成分=30~50/70~50的物质。
上述弹性纤维用处理剂中,优选进一步含有二烷基磺基琥珀酸盐。
上述弹性纤维用处理剂中,优选进一步含有选自高级醇以及高级醇的环氧烷加成物中的至少1种羟基化合物。
上述弹性纤维用处理剂中,优选上述高级醇包含碳原子数10~20的在烷基链的β位具有支链的1元脂肪族醇。
上述弹性纤维用处理剂中,优选进一步含有烷基磷酸酯盐。
上述弹性纤维用处理剂中,上述烷基磷酸酯盐优选为烷基磷酸酯的镁盐。
上述弹性纤维用处理剂中,处理剂中的上述矿物油的含有比例优选为10质量%以上。
为了解决上述课题,本发明的另一方式的弹性纤维的特征在于,其附着有上述弹性纤维用处理剂。
发明的效果
根据本发明,能够提高弹性纤维的形状特性。
具体实施方式
(第1实施方式)
以下对于将本发明的弹性纤维用处理剂(以下也称为处理剂)具体化的第1实施方式进行说明。本实施方式的处理剂包含平滑剂,可以进一步包含二烷基磺基琥珀酸盐、羟基化合物和/或烷基磷酸酯盐。
作为被供于本实施方式的处理剂中的平滑剂,包含规定的矿物油。平滑剂作为基础成分被混配在处理剂中,对弹性纤维赋予平滑性。
作为矿物油,可以举出由链烷烃成分、环烷烃成分、芳香成分构成的常见的石油馏分。矿物油中的芳香成分、环烷烃成分、链烷烃成分各自的定性和含量通过ASTM的D3238中规定的基于n-d-M法的环分析来进行,芳香成分、环烷烃成分、链烷烃成分的含量与其中记载的%CA、%CN、%CP的值的含义相同。
矿物油中的芳香成分的含有比例例如小于3质量%、或者小于2质量%。本实施方式中,该含有比例小于1质量%。通过将该范围限定为小于3质量%,特别可提高纱黄变的抑制、防止溶胀性、形状特性、抗静电性、浮渣抑制、解舒性的各效果。另外,通过将该范围限定为小于1质量%,特别可进一步提高纱黄变的抑制效果。
矿物油的苯胺点被限定为70~110℃。通过被限定为该范围,特别可提高形状特性、防跳纱性的各效果。需要说明的是,苯胺点依据JIS K 2256进行测定。JIS K 2256对应于国际标准的ISO2977:1997。
矿物油中的环烷烃成分的含量与链烷烃成分的含量的质量比可适宜地设定,在本实施方式中,环烷烃成分/链烷烃成分=30~50/70~50。通过限定为该范围,特别可进一步提高形状特性。
作为这些矿物油,例如可通过将芳香族系烃、链烷烃系烃、环烷烃系烃适宜地组合而进行调整。另外,也可以适宜地采用处于这些参数范围的市售品。
在处理剂中,上述矿物油的含量可适宜地设定,但优选包含10质量%以上。通过限定为该范围,可进一步提高本发明的效果。处理剂中的矿物油的含量根据将处理剂在105℃进行2小时热处理而将挥发性物质充分除去后的绝对干燥物的质量来求出。需要说明的是,以下处理剂中的各成分的含量利用相同的方法求出。
作为供于本实施方式中的平滑剂,也可以合用上述以外的平滑剂。作为上述以外的平滑剂,可以适宜地采用公知的物质。作为上述以外的平滑剂,例如可以举出硅油、聚烯烃、酯油等。
作为硅油的具体例,例如可以举出二甲基硅酮、苯基改性硅酮、氨基改性硅酮、酰胺改性硅酮、聚醚改性硅酮、氨基聚醚改性硅酮、烷基改性硅酮、烷基芳烷基改性硅酮、烷基聚醚改性硅酮、酯改性硅酮、环氧改性硅酮、甲醇改性硅酮、巯基改性硅酮、聚氧化烯改性硅酮等。这些硅油可以适宜地采用市售品。
聚烯烃可应用作为平滑成分使用的聚-α-烯烃。作为聚烯烃的具体例,例如可以举出将1-丁烯、1-己烯、1-癸烯等进行聚合而得到的聚-α-烯烃等。聚-α-烯烃可以适宜地采用市售品。
作为酯油没有特别限制,可以举出由脂肪酸和醇制造的酯油。作为酯油,例如可例示出后述的由具有奇数或偶数个烃基的脂肪酸和醇制造出的酯油。
作为酯油的原料的脂肪酸中,对于其碳原子数、有无支链、元数等没有特别限制,并且例如可以为高级脂肪酸,可以为具有环的脂肪酸,也可以为具有芳香环的脂肪酸。作为酯油的原料的醇中,对于其碳原子数、有无支链、元数等没有特别限制,并且例如可以为高级醇、可以为具有环的醇、也可以为具有芳香环的醇。
作为酯油的具体例,例如可以举出:(1)棕榈酸辛酯、月桂酸油酯、油酸油酯、硬脂酸异十三烷基酯、油酸异二十四烷基酯等脂肪族单醇与脂肪族单羧酸的酯化合物;(2)1,6-己二醇二癸酸酯、甘油三油酸酯、三羟甲基丙烷三月桂酸酯、季戊四醇四辛酸酯等脂肪族多元醇与脂肪族单羧酸的酯化合物;(3)壬二酸二油酯、硫代二丙酸二油基酯、硫代二丙酸二(异十六烷基)酯、硫代二丙酸二异硬脂酯等脂肪族单醇与脂肪族多元羧酸的酯化合物;(4)油酸苄酯、月桂酸苄酯等芳香族单醇与脂肪族单羧酸的酯化合物;(5)双酚A二月桂酸酯等芳香族多元醇与脂肪族单羧酸的完全酯化合物;(6)邻苯二甲酸二(2-乙基己基)酯、间苯二甲酸二异硬脂酯、偏苯三酸三辛酯等脂肪族单醇与芳香族多元羧酸的完全酯化合物;(7)椰子油、菜籽油、葵花籽油、大豆油、蓖麻油、芝麻油、鱼油以及牛油等天然油脂等。
这些平滑剂中,可以单独使用一种平滑剂,或者也可以将两种以上的平滑剂适宜地组合使用。
本实施方式的处理剂可以含有二烷基磺基琥珀酸盐。通过二烷基磺基琥珀酸盐可进一步提高抗静电性。作为二烷基磺基琥珀酸盐的具体例没有特别限定,优选烷基的碳原子数为8~16。作为盐,例如可以举出钠盐、钾盐等碱金属盐、碱土金属盐、铵盐、烷醇胺等有机胺盐等。作为二烷基磺基琥珀酸盐的具体例,例如可以举出二辛基磺基琥珀酸钠盐、二辛基磺基琥珀酸镁盐、二辛基磺基琥珀酸三乙醇胺盐、二癸基磺基琥珀酸钠盐、二(十二烷基)磺基琥珀酸钠盐(二月桂基磺基琥珀酸钠盐)、二(十二烷基)磺基琥珀酸镁盐、二(十四烷基)磺基琥珀酸锂盐、二(十六烷基)磺基琥珀酸钾盐等。这些二烷基磺基琥珀酸盐中,可以单独使用一种二烷基磺基琥珀酸盐,或者也可以将两种以上的二烷基磺基琥珀酸盐适宜地组合来使用。
处理剂中,二烷基磺基琥珀酸盐的含量可适宜地设定,优选含有0.05~10质量%。通过限定为该范围,可进一步提高抗静电性。
本实施方式的处理剂可以包含选自高级醇和高级醇的环氧烷加成物中的至少一种羟基化合物。通过混配该羟基化合物,可进一步降低浮渣。
高级醇是碳原子数多的具有烃基的1元醇。高级醇的碳原子数优选为6以上、更优选为6~22、进一步优选为10~20。另外,高级醇中,对于有无不饱和键没有特别限制,可以为具有直链状或支链状的烃基的醇、可以为具有环的醇、也可以为具有芳香环的醇。在为具有支链状的烃基的醇的情况下,对其分支位置没有特别限制,例如可以为α位分支的碳链,也可以为β位分支的碳链。另外,可以为伯醇,也可以为仲醇。
这些之中,优选格尔伯特醇、即在烷基链的β位具有分支的1元脂肪族醇,更优选碳原子数6~22的格尔伯特醇、进一步优选碳原子数10~20的格尔伯特醇。
作为格尔伯特醇的具体例,例如可以举出2-乙基-1-丙醇、2-乙基-1-丁醇、2-乙基-1-己醇、2-乙基-1-辛醇、2-乙基-癸醇、2-丁基-1-己醇、2-丁基-1-辛醇、2-丁基-1-癸醇、2-己基-1-辛醇、2-己基-1-癸醇、2-辛基-1-癸醇、2-辛基-1-十二烷醇、2-己基-1-辛醇、2-己基-1-十二烷醇、2-(1,3,3-三甲基丁基)-5,7,7-三甲基-1-辛醇、2-(4-甲基己基)-8-甲基-1-癸醇、2-(1,5-二甲基己基)-5,9-二甲基-1-癸醇等。
作为上述以外的高级醇的具体例,例如可以举出硬脂醇、2-十二烷醇等。
在使用加成有环氧烷的化合物的情况下,作为环氧烷的具体例,例如可以举出环氧乙烷、环氧丙烷、环氧丁烷等碳原子数2~4的环氧烷。环氧烷相对于高级醇1摩尔的加成摩尔数优选为1~50摩尔、更优选为1~30摩尔、进一步优选为1~10摩尔。
这些羟基化合物中,可以单独使用一种羟基化合物,或者也可以将两种以上的羟基化合物适宜地组合使用。
处理剂中,羟基化合物的含量可适宜地设定,优选包含0.05~10质量%。通过限定为该范围,可进一步降低浮渣。
本实施方式的处理剂可以包含烷基磷酸酯盐。通过混配该烷基磷酸酯盐,可进一步提高防止跳纱的效果和解舒性。
构成烷基磷酸酯盐的烷基没有特别限制,例如可以举出直链状的烷基、支链烷基。这些之中,从进一步提高防止跳纱的效果和解舒性的方面出发,优选为支链烷基。支链烷基中的分支位置没有特别限制,例如可以为α位分支的烷基,也可以为β位分支的烷基。
烷基的碳原子数没有特别限定,优选碳原子数1~32、更优选碳原子数8~32。作为烷基的具体例,例如可以举出甲基、乙基、丙基、丁基、戊基、己基、庚基、辛基、癸基、十一烷基、十二烷基、十三烷基、十四烷基、十五烷基、十六烷基、十七烷基、十八烷基、二十烷基、异丙基、异丁基、异戊基、异己基、异庚基、异辛基、异癸基、异十一烷基、异十二烷基、异十三烷基、异十四烷基、异十五烷基、异十六烷基、异十七烷基、异十八烷基、异二十烷基等。
构成烷基磷酸酯盐的磷酸没有特别限制,可以为正磷酸、也可以为二磷酸等多磷酸。
作为构成烷基磷酸酯盐的盐,例如可以举出胺盐、金属盐等。
构成胺盐的胺可以为伯胺、仲胺以及叔胺中的任一者。作为构成胺盐的胺的具体例,例如可以举出:(1)甲胺、二甲胺、三甲胺、乙胺、二乙胺、三乙胺、N-N-二异丙基乙胺、丁胺、二丁胺、2-甲基丁胺、三丁胺、辛胺、二甲基月桂胺等脂肪族胺;(2)苯胺、N-甲基苄基胺、吡啶、吗啉、哌嗪、它们的衍生物等芳香族胺类或杂环胺;(3)单乙醇胺、N-甲基乙醇胺、二乙醇胺、三乙醇胺、异丙醇胺、二异丙醇胺、三异丙醇胺、二丁基乙醇胺、丁基二乙醇胺、辛基二乙醇胺、月桂基二乙醇胺等烷醇胺;(4)N-甲基苄基胺等芳基胺;(5)聚氧乙烯月桂基氨基醚、聚氧乙烯硬脂基氨基醚等聚氧化烯烷基氨基醚;(6)氨;等等。
作为金属盐,例如可以举出碱金属盐、碱土金属盐。作为构成碱金属盐的碱金属的具体例,例如可以举出钠、钾、锂等。作为构成碱土金属盐的碱土金属,可以举出属于第2族元素的金属、例如钙、镁、铍、锶、钡等。这些之中,从进一步提高解舒性的方面出发,优选烷基磷酸酯的镁盐。
作为烷基磷酸酯盐的具体例,例如可以举出2-辛基-1-十二烷基磷酸酯的镁盐、2-己基-1-癸基磷酸酯的镁盐、2-辛基-1-十二烷基磷酸酯的二丁基乙醇胺盐等。
烷基磷酸酯盐中,可以单独使用1种烷基磷酸酯盐,也可以将2种以上的烷基磷酸酯盐组合使用。
处理剂中,烷基磷酸酯盐的含量可适宜地设定,优选包含0.05~10质量%。通过限定为该范围,可进一步提高防止跳纱的效果和解舒性。
(第2实施方式)
接着,对于将本发明的弹性纤维具体化的第2实施方式进行说明。本实施方式的弹性纤维中附着有第1实施方式的处理剂。第1实施方式的处理剂(不包括溶剂)相对于弹性纤维的附着量没有特别限制,从进一步提高本发明的效果的方面出发,优选以0.1~10质量%的比例附着。
作为弹性纤维没有特别限制,例如可以举出聚酯系弹性纤维、聚酰胺系弹性纤维、聚烯烃系弹性纤维、聚氨酯系弹性纤维等。这些之中,优选聚氨酯系弹性纤维。这种情况下,能够进一步提高本发明效果的表现。
本实施方式的弹性纤维的制造方法包括对弹性纤维给油第1实施方式的处理剂。作为处理剂的给油方法,优选通过不进行稀释的纯(neat)给油法在弹性纤维的纺丝工序中使其附着于弹性纤维的方法。作为附着方法,可应用例如辊给油法、导纱器给油法、喷雾给油法等公知的方法。对于给油辊,通常位于从喷头到横动卷取装置之间是常见的,这也可适用于本实施方式的制造方法中。这些之中,利用位于拉伸辊与拉伸辊之间的给油辊使第1实施方式的处理剂附着于弹性纤维、例如聚氨酯系弹性纤维时,可显著地表现出效果,因而优选。
可适用于本实施方式的弹性纤维本身的制造方法没有特别限定,可利用公知的方法进行制造。例如可以举出湿式纺丝法、熔融纺丝法、干式纺丝法等。这些之中,从弹性纤维的品质和制造效率优异的方面出发,优选应用干式纺丝法。
对本实施方式的处理剂和弹性纤维的作用和效果进行说明。
(1)本实施方式的处理剂中,作为平滑剂含有芳香成分的含有比例小于1质量%、苯胺点为70~110℃的矿物油。因此,可提高被赋予了处理剂的弹性纤维的形状特性、特别是卷绕成筒纱形状时的形状特性。另外,可提高被赋予了处理剂的弹性纤维的抑制纱黄变的效果、防止溶胀性、抗静电性、浮渣抑制、防止跳纱的效果、解舒性的各效果。
需要说明的是,上述实施方式也可以如下变更来实施。上述实施方式和以下的变更例可以在技术上不矛盾的范围内相互组合来实施。
·上述实施方式的处理剂中,在不妨碍本发明的效果的范围内,可以进一步混配用于保持处理剂的品质的稳定化剂、电荷控制剂、增粘剂、抗氧化剂、紫外线吸收剂等通常被用于处理剂中的成分。
实施例
以下为了更具体地说明本发明的构成和效果而举出实施例等,但本发明并不限定于这些实施例。需要说明的是,以下的实施例和比较例的说明中,份是指质量份、并且%是指质量%。
试验分类1(弹性纤维用处理剂的制备)
各实施例、各比较例中使用的处理剂使用表1、表2所示的各成分,通过下述制备方法进行制备。
作为平滑油,将表1所示的矿物油(A-1)50份(%)和25℃下的粘度为10cst的二甲基硅酮(B-1)47份(%)、二月桂基磺基琥珀酸酯钠盐(C-1)1份(%)、作为羟基化合物的2-己基-1-癸醇(D-1)1份(%)、以及2-辛基-1-十二烷基磷酸酯的镁盐(E-1)1份(%)充分混合使其均匀,由此制备实施例1的处理剂。
关于实施例2~19、实施例24~27、实施例29、参考例20~23、参考例28、参考例30~39、比较例1~3,与实施例1同样地将平滑剂、二烷基磺基琥珀酸盐、羟基化合物、以及烷基磷酸酯盐以表2所示的比例进行混合,由此制备处理剂。
关于处理剂中使用的矿物油的成分,将芳香成分、环烷烃成分、链烷烃成分、环烷烃成分与链烷烃成分的质量比、苯胺点、30℃的粘度分别示于表1的“芳香成分”栏、“环烷烃成分”栏、“链烷烃成分”栏、“环烷烃成分/链烷烃成分的质量比”栏、“苯胺点”栏、“粘度(30℃)”栏。需要说明的是,30℃的粘度表示使用坎农-芬斯克粘度计测定的30℃的矿物油的运动粘度的值。
各例的处理剂中的平滑剂、二烷基磺基琥珀酸盐、羟基化合物、以及烷基磷酸酯盐的各成分的种类、将各成分的含有比例合计设为100%的情况下的各成分的比例分别示于表2的“平滑剂”栏、“二烷基磺基琥珀酸盐”栏、“羟基化合物”栏、“烷基磷酸酯盐”栏。
[表1]
[表2]
表2中记载的B-1~3、C-1,2、D-1~3、E-1~3的详细内容如下所述。
B-1:25℃下的粘度为10cst(mm2/s)的二甲基硅酮
B-2:25℃下的粘度为20cst(mm2/s)的二甲基硅酮
B-3:硬脂酸异十三烷基酯
C-1:二月桂基磺基琥珀酸酯钠盐
C-2:二辛基磺基琥珀酸酯镁盐
D-1:2-己基-1-癸醇
D-2:2-(1,3,3-三甲基丁基)-5,7,7-三甲基-1-辛醇
D-3:相对于1摩尔的2-十二烷醇加成3摩尔的环氧乙烷而成的化合物
E-1:2-辛基-1-十二烷基磷酸酯的镁盐
E-2:2-己基-1-癸基磷酸酯的镁盐
E-3:2-辛基-1-十二烷基磷酸酯的二丁基乙醇胺盐
试验分类2(弹性纤维的制造)
使由分子量1000的聚四亚甲基二醇和二苯基甲烷二异氰酸酯得到的预聚物在二甲基甲酰胺溶液中通过乙二胺进行扩链反应,得到浓度30%的纺丝原液。将该纺丝原液在加热气流中由喷丝头进行干式纺丝。之后利用位于卷绕前的拉伸辊与拉伸辊之间的给油辊对干式纺丝后的聚氨酯系弹性纤维将处理剂通过辊式涂油法进行纯给油。
将按以上方式进行了辊给油的弹性纤维以600m/分钟的卷绕速度藉由赋予卷宽38mm的横动导纱器使用表面带动卷纱法的卷绕机卷绕在长度58mm的圆筒状纸管上,得到40旦尼尔的干式纺丝聚氨酯系弹性纤维的卷装体500g。关于弹性纤维用处理剂的附着量的调节,按照通过调整给油辊的转速而使其均为5%的方式来进行。
使用这样得到的处理剂、弹性纤维、或者进行了辊给油的干式纺丝聚氨酯系弹性纤维的卷装体,按照以下说明对弹性纤维的纱黄变抑制、防止溶胀性、形状特性、行进发电、浮渣发生抑制、防跳纱性、解舒性进行评价。
试验分类3(处理剂和弹性纤维的评价)
·纱黄变抑制的评价
对于附着有各处理剂的卷装体(500g卷)的端面部分,利用色彩色差计(MINOLTA制造的色彩色差计:CR-300)测定b值后,在利用紫外线照射机照射紫外线的状态下保存1周。对于该保存后的卷装体,利用上述色彩色差计对于与紫外线照射前所测定的相同的端面部分的b值进行测定。基于在紫外线下保存1周前后的b值之差,按以下的基准进行评价,将结果示于表2的“纱黄变”栏中。
◎(良好):b值之差小于0.6的情况
○(合格):b值之差为0.6以上且小于1的情况
×(不合格):b值之差为1以上的情况
·防止溶胀性的评价
制作厚度1mm、一边20mm的正方形的由聚氨酯膜构成的试样,测定其质量(处理前质量A)。将试样在40℃下在试验分类1中制备的处理剂100mL中浸渍1周。其后将试样取出,擦掉附着于试样的处理剂后,对其质量(处理后质量B)进行测定。通过下式求出浸渍于处理剂中进行处理前后的试样的质量变化率。并且按下述基准评价防止溶胀性。将其结果示于表2的“防止溶胀性”栏中。
质量变化率(%)={(B-A)/A}×100
○(合格):质量变化率小于4%的情况
×(不合格):质量变化率为4%以上的情况
·形状特性的评价
在40旦尼尔的经干式纺丝得到的聚氨酯系弹性纤维上通过辊给油法附着7.0%的试验分类1中制备的处理剂。之后以卷绕速度550m/分钟藉由赋予卷宽42mm的横动导纱器使用表面带动卷纱法的卷绕机在长度57mm的圆筒状纸管上卷绕500g,得到聚氨酯系弹性纤维的卷装体。
对于该纱卷装体(500g卷),测量卷宽的最大值(Wmax)和最小幅(Wmin),根据二者之差(Wmax-Wmin)求出膨胀量,按下述基准进行评价。将其结果示于表2的“形状”栏中。
◎(良好):膨胀量小于3mm的情况
○(合格):膨胀量为3mm以上且小于6mm的情况
×(不合格):膨胀量为6mm以上的情况
·行进发电的评价
在两个自由辊间配置直径1cm、表面粗糙度2S的镀铬缎光面销钉,使得从纱卷装体中抽出的聚氨酯系弹性纤维相对于该镀铬缎光面销钉的接触角度为90度。在该镀铬缎光面销钉的下部1cm的位置配置静电电位测定器(春日电机社制造的商品名KSD-0103),对于在25℃、65%RH的条件下以50m/分钟的速度送出、以100m/分钟的速度卷绕时的发电进行测定,按下述基准进行评价。将其结果示于表2的“行进发电”栏中。
◎(良好):发电小于50伏特的情况(完全没有问题、能够稳定地操作)
○(合格):发电为50伏特以上且小于100伏特的情况(在整经工序中稍有靠近,但能够没有问题地稳定进行操作)
×(不合格):发电为100伏特以上的情况(在整经工序中产生纱线的靠近,在操作中产生问题)
·浮渣发生抑制的评价
在微型整经机中准备10个刚纺丝后的干式纺丝聚氨酯系弹性纤维卷装体,在25℃、65%RH的气氛下以300m/分钟的纱线速度卷绕1500km。此时肉眼观察微型整经机的梳形导纱器中的浮渣的脱落和蓄积状态,按下述基准进行评价。将其结果示于表2的“浮渣”栏中。
◎(良好):几乎没有浮渣的附着的情况
○(合格):浮渣稍微附着,但纱线的稳定运转没有问题
×(不合格):浮渣的附着和蓄积多,纱线的稳定运转存在较大问题的情况
·防跳纱性的评价
对于所得到的刚纺丝后的干式纺丝聚氨酯系弹性纤维卷装体(500g卷),以送出速度20m/分钟、卷绕速度40m/分钟卷绕1000m,按下述基准对于这种情况下卷装体因跳纱所致的断纱的次数进行评价。将其结果示于表2的“防跳纱性”栏中。
◎(良好):因跳纱所致的断纱为0次的情况
○(合格):因跳纱所致的断纱为1次以上且小于3次的情况
×(不良):因跳纱所致的断纱为3次以上的情况
·解舒性的评价
在一侧由第1驱动辊和与其经常接触的第1游离辊构成送出部,并且在相反侧由第2驱动辊和与其经常接触的第2游离辊构成卷绕部,相对于该送出部在水平方向距离20cm设置该卷绕部。在第1驱动辊上安装上述得到的刚纺丝后的干式纺丝聚氨酯系弹性纤维的卷装体,解舒至纱卷的厚度变为2mm,卷绕到第2驱动辊上。将聚氨酯系弹性纤维从第1驱动辊的送出速度以50m/分钟固定,另一方面将聚氨酯系弹性纤维到第2驱动辊上的卷绕速度从50m/分钟起缓慢地升高,将聚氨酯系弹性纤维从卷装体强制解舒。对于在该强制解舒时在送出部分和卷绕部分之间聚氨酯系弹性纤维的跳动消失时刻的卷绕速度V(m/分钟)进行测定。通过下式求出解舒性(%),按下述基准进行评价。将其结果示于表2的“解舒性”栏中。
解舒性(%)=(V-50)×2
◎(良好):解舒性小于120%的情况(完全没有问题、能够稳定地解舒)
○(合格):解舒性为120%以上且小于180%的情况(在纱的拉出方面稍有阻力,但未产生断纱,能够稳定地解舒)
×(不良):解舒性为180%以上的情况(在纱的拉出方面存在阻力,也存在断纱,在操作方面存在问题)
由表2的各实施例相对于各比较例的评价结果也可知,根据本发明的处理剂,能够提高被赋予了处理剂的弹性纤维的形状特性。另外,纱黄变的抑制效果、防止溶胀性、抗静电性、浮渣抑制、防止跳纱的效果、解舒性的各效果提高。
本发明也包括以下的方式。
(附记1)
一种弹性纤维用处理剂,其特征在于,作为平滑剂,含有芳香成分的含有比例小于3质量%、苯胺点为70~110℃的矿物油。
(附记2)
根据附记1所述的弹性纤维用处理剂,其中,上述矿物油中,上述芳香成分的含有比例小于1质量%。
(附记3)
根据附记1或2所述的弹性纤维用处理剂,其中,上述矿物油是环烷烃成分的含量与链烷烃成分的含量的质量比为环烷烃成分/链烷烃成分=30~50/70~50的物质。
(附记4)
根据附记1~3中任一项所述的弹性纤维用处理剂,其中,该处理剂进一步含有二烷基磺基琥珀酸盐。
(附记5)
根据附记1~4中任一项所述的弹性纤维用处理剂,其中,该处理剂进一步含有选自高级醇以及高级醇的环氧烷加成物中的至少1种羟基化合物。
(附记6)
根据附记5所述的弹性纤维用处理剂,其中,上述高级醇包含碳原子数10~20的在烷基链的β位具有支链的1元脂肪族醇。
(附记7)
根据附记1~6中任一项所述的弹性纤维用处理剂,其中,该处理剂进一步含有烷基磷酸酯盐。
(附记8)
根据附记7所述的弹性纤维用处理剂,其中,上述烷基磷酸酯盐为烷基磷酸酯的镁盐。
(附记9)
根据附记1~8中任一项所述的弹性纤维用处理剂,其中,处理剂中的上述矿物油的含有比例为10质量%以上。
(附记10)
一种弹性纤维,其特征在于,其附着有附记1~9中任一项所述的弹性纤维用处理剂。
Claims (8)
1.一种弹性纤维用处理剂,其特征在于,
作为平滑剂,含有芳香成分的含有比例小于1质量%、苯胺点为70℃~110℃的矿物油;
所述矿物油是环烷烃成分的含量与链烷烃成分的含量的质量比为环烷烃成分/链烷烃成分=30~50/70~50的物质。
2.根据权利要求1所述的弹性纤维用处理剂,其中,该处理剂进一步含有二烷基磺基琥珀酸盐。
3.根据权利要求1或权利要求2所述的弹性纤维用处理剂,其中,该处理剂进一步含有选自高级醇以及高级醇的环氧烷加成物中的至少1种羟基化合物。
4.根据权利要求3所述的弹性纤维用处理剂,其中,所述高级醇包含碳原子数10~20的在烷基链的β位具有支链的1元脂肪族醇。
5.根据权利要求1~4中任一项所述的弹性纤维用处理剂,其中,该处理剂进一步含有烷基磷酸酯盐。
6.根据权利要求5所述的弹性纤维用处理剂,其中,所述烷基磷酸酯盐是烷基磷酸酯的镁盐。
7.根据权利要求1~6中任一项所述的弹性纤维用处理剂,其中,处理剂中的所述矿物油的含有比例为10质量%以上。
8.一种弹性纤维,其特征在于,其附着有权利要求1~7中任一项所述的弹性纤维用处理剂。
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