CN1008456B - 含纤维素纤维的纺织物的树脂处理方法 - Google Patents
含纤维素纤维的纺织物的树脂处理方法Info
- Publication number
- CN1008456B CN1008456B CN86107140.9A CN86107140A CN1008456B CN 1008456 B CN1008456 B CN 1008456B CN 86107140 A CN86107140 A CN 86107140A CN 1008456 B CN1008456 B CN 1008456B
- Authority
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- China
- Prior art keywords
- water
- fabric
- carbamate prepolymer
- resin bath
- soluble carbamate
- 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.)
- Expired
Links
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- 238000000034 method Methods 0.000 title claims abstract description 20
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- KXDHJXZQYSOELW-UHFFFAOYSA-M Carbamate Chemical compound NC([O-])=O KXDHJXZQYSOELW-UHFFFAOYSA-M 0.000 claims description 29
- 239000004744 fabric Substances 0.000 claims description 20
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 18
- 230000037303 wrinkles Effects 0.000 claims description 17
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- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 7
- 125000002947 alkylene group Chemical group 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 6
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- SVTBMSDMJJWYQN-UHFFFAOYSA-N 2-methylpentane-2,4-diol Chemical compound CC(O)CC(C)(C)O SVTBMSDMJJWYQN-UHFFFAOYSA-N 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
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- GLUUGHFHXGJENI-UHFFFAOYSA-N Piperazine Chemical compound C1CNCCN1 GLUUGHFHXGJENI-UHFFFAOYSA-N 0.000 description 2
- 229920000297 Rayon Polymers 0.000 description 2
- WQDUMFSSJAZKTM-UHFFFAOYSA-N Sodium methoxide Chemical compound [Na+].[O-]C WQDUMFSSJAZKTM-UHFFFAOYSA-N 0.000 description 2
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
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- 238000013329 compounding Methods 0.000 description 2
- VEZUQRBDRNJBJY-UHFFFAOYSA-N cyclohexanone oxime Chemical compound ON=C1CCCCC1 VEZUQRBDRNJBJY-UHFFFAOYSA-N 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 229940015043 glyoxal Drugs 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 150000002460 imidazoles Chemical class 0.000 description 2
- 229910001629 magnesium chloride Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
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- 239000000376 reactant Substances 0.000 description 2
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- JIAARYAFYJHUJI-UHFFFAOYSA-L zinc dichloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 0.000 description 2
- MTZUIIAIAKMWLI-UHFFFAOYSA-N 1,2-diisocyanatobenzene Chemical compound O=C=NC1=CC=CC=C1N=C=O MTZUIIAIAKMWLI-UHFFFAOYSA-N 0.000 description 1
- GEYOCULIXLDCMW-UHFFFAOYSA-N 1,2-phenylenediamine Chemical compound NC1=CC=CC=C1N GEYOCULIXLDCMW-UHFFFAOYSA-N 0.000 description 1
- VILCJCGEZXAXTO-UHFFFAOYSA-N 2,2,2-tetramine Chemical compound NCCNCCNCCN VILCJCGEZXAXTO-UHFFFAOYSA-N 0.000 description 1
- JECYNCQXXKQDJN-UHFFFAOYSA-N 2-(2-methylhexan-2-yloxymethyl)oxirane Chemical compound CCCCC(C)(C)OCC1CO1 JECYNCQXXKQDJN-UHFFFAOYSA-N 0.000 description 1
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 description 1
- RWLALWYNXFYRGW-UHFFFAOYSA-N 2-Ethyl-1,3-hexanediol Chemical compound CCCC(O)C(CC)CO RWLALWYNXFYRGW-UHFFFAOYSA-N 0.000 description 1
- ISPYQTSUDJAMAB-UHFFFAOYSA-N 2-chlorophenol Chemical compound OC1=CC=CC=C1Cl ISPYQTSUDJAMAB-UHFFFAOYSA-N 0.000 description 1
- SVONRAPFKPVNKG-UHFFFAOYSA-N 2-ethoxyethyl acetate Chemical compound CCOCCOC(C)=O SVONRAPFKPVNKG-UHFFFAOYSA-N 0.000 description 1
- YTWBFUCJVWKCCK-UHFFFAOYSA-N 2-heptadecyl-1h-imidazole Chemical class CCCCCCCCCCCCCCCCCC1=NC=CN1 YTWBFUCJVWKCCK-UHFFFAOYSA-N 0.000 description 1
- ZCUJYXPAKHMBAZ-UHFFFAOYSA-N 2-phenyl-1h-imidazole Chemical compound C1=CNC(C=2C=CC=CC=2)=N1 ZCUJYXPAKHMBAZ-UHFFFAOYSA-N 0.000 description 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 description 1
- FBPFZTCFMRRESA-JGWLITMVSA-N D-glucitol Chemical compound OC[C@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-JGWLITMVSA-N 0.000 description 1
- RPNUMPOLZDHAAY-UHFFFAOYSA-N Diethylenetriamine Chemical class NCCNCCN RPNUMPOLZDHAAY-UHFFFAOYSA-N 0.000 description 1
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 description 1
- 240000006240 Linum usitatissimum Species 0.000 description 1
- 235000004431 Linum usitatissimum Nutrition 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 description 1
- CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 description 1
- 229930006000 Sucrose Natural products 0.000 description 1
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 description 1
- SLINHMUFWFWBMU-UHFFFAOYSA-N Triisopropanolamine Chemical compound CC(O)CN(CC(C)O)CC(C)O SLINHMUFWFWBMU-UHFFFAOYSA-N 0.000 description 1
- ZJCCRDAZUWHFQH-UHFFFAOYSA-N Trimethylolpropane Chemical compound CCC(CO)(CO)CO ZJCCRDAZUWHFQH-UHFFFAOYSA-N 0.000 description 1
- 229920001807 Urea-formaldehyde Polymers 0.000 description 1
- PXAJQJMDEXJWFB-UHFFFAOYSA-N acetone oxime Chemical compound CC(C)=NO PXAJQJMDEXJWFB-UHFFFAOYSA-N 0.000 description 1
- 150000008065 acid anhydrides Chemical class 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- LLEMOWNGBBNAJR-UHFFFAOYSA-N biphenyl-2-ol Chemical compound OC1=CC=CC=C1C1=CC=CC=C1 LLEMOWNGBBNAJR-UHFFFAOYSA-N 0.000 description 1
- CDQSJQSWAWPGKG-UHFFFAOYSA-N butane-1,1-diol Chemical compound CCCC(O)O CDQSJQSWAWPGKG-UHFFFAOYSA-N 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 235000013877 carbamide Nutrition 0.000 description 1
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- 239000010949 copper Substances 0.000 description 1
- INSRQEMEVAMETL-UHFFFAOYSA-N decane-1,1-diol Chemical compound CCCCCCCCCC(O)O INSRQEMEVAMETL-UHFFFAOYSA-N 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- CZZYITDELCSZES-UHFFFAOYSA-N diphenylmethane Chemical compound C=1C=CC=CC=1CC1=CC=CC=C1 CZZYITDELCSZES-UHFFFAOYSA-N 0.000 description 1
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- 125000000219 ethylidene group Chemical group [H]C(=[*])C([H])([H])[H] 0.000 description 1
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- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- TZMQHOJDDMFGQX-UHFFFAOYSA-N hexane-1,1,1-triol Chemical compound CCCCCC(O)(O)O TZMQHOJDDMFGQX-UHFFFAOYSA-N 0.000 description 1
- 229940051250 hexylene glycol Drugs 0.000 description 1
- 239000003230 hygroscopic agent Substances 0.000 description 1
- 229910000765 intermetallic Inorganic materials 0.000 description 1
- NIMLQBUJDJZYEJ-UHFFFAOYSA-N isophorone diisocyanate Chemical compound CC1(C)CC(N=C=O)CC(C)(CN=C=O)C1 NIMLQBUJDJZYEJ-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
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- 238000004519 manufacturing process Methods 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- WHIVNJATOVLWBW-UHFFFAOYSA-N n-butan-2-ylidenehydroxylamine Chemical compound CCC(C)=NO WHIVNJATOVLWBW-UHFFFAOYSA-N 0.000 description 1
- RNVCVTLRINQCPJ-UHFFFAOYSA-N o-toluidine Chemical compound CC1=CC=CC=C1N RNVCVTLRINQCPJ-UHFFFAOYSA-N 0.000 description 1
- 125000006353 oxyethylene group Chemical group 0.000 description 1
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 238000006068 polycondensation reaction Methods 0.000 description 1
- ODGAOXROABLFNM-UHFFFAOYSA-N polynoxylin Chemical compound O=C.NC(N)=O ODGAOXROABLFNM-UHFFFAOYSA-N 0.000 description 1
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- 229910052709 silver Inorganic materials 0.000 description 1
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- APSBXTVYXVQYAB-UHFFFAOYSA-M sodium docusate Chemical compound [Na+].CCCCC(CC)COC(=O)CC(S([O-])(=O)=O)C(=O)OCC(CC)CCCC APSBXTVYXVQYAB-UHFFFAOYSA-M 0.000 description 1
- 229940079827 sodium hydrogen sulfite Drugs 0.000 description 1
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 description 1
- 235000010265 sodium sulphite Nutrition 0.000 description 1
- 239000005720 sucrose Substances 0.000 description 1
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- QXJQHYBHAIHNGG-UHFFFAOYSA-N trimethylolethane Chemical compound OCC(C)(CO)CO QXJQHYBHAIHNGG-UHFFFAOYSA-N 0.000 description 1
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- 239000002759 woven fabric Substances 0.000 description 1
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Classifications
-
- 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
- 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
- D06M15/564—Polyureas, polyurethanes or other polymers having ureide or urethane links; Precondensation products forming them
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4833—Polyethers containing oxyethylene units
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
本发明提出了一种用水溶性氨基甲酸酯预聚物组成的树脂浴整理含纤维素纤维纺织物的方法,这种处理可使含纤维素纤维的纺织物的干抗皱性和湿抗皱性以及洗可穿性能得到改善。
Description
本发明是关于含纤维素纤维的纺织物的整理方法。具体地说,本发明提出一个用配制好的树脂浴处理含纤维素的纺织物的方法,以赋予该类纺织品较好的抗皱性和较好的洗可穿性能。
纤维素纤维是一类容易获得的资源丰富和成本低的纺织材料,并且由于它的优良的可染色性、吸湿性和可透气性,这种纤维使织物具有吸引人的外观和良好的穿着舒适性。
但是,由于纤维素织物在干抗皱性和湿抗皱性方面的不足,它们在使用时会产生严重的褶皱。这些褶皱很难复原。因而,纤维素纺织品的洗涤和穿着的性能,也就很差。
因此,一个长期以来要求解决的问题是,在不损害纤维素织物固有的优良性能条件下,改善其干皱性和湿抗皱性,以及洗可穿性能。人们为了达到这种要求,已提出了用甲醛反应物或含甲醛热固性树脂预缩合物,如尿-甲醛、三聚氰胺-甲醛、亚乙基脲-甲醛、乙二醛单缩脲-甲醛等预缩合物作为纤维素织物的树脂整理剂。
但是,当这些树脂整理剂直接用于纤维素纺织物的加工时,游离的甲醛会从纺织物中释放出来,从而会引起皮肤的疾病。因而这些整理剂在服装行业中使用时受到严格的限制。此外,这些整理剂在改善干抗皱性、湿抗皱性以及洗可穿性能方面,也不足以提供完全令人满意的结果。
为了克服上述早期工作中所存在的缺点,发明者进行了充分的研究后,得到了本发明。本发明提出了一个对含纤维素纤维纺织物整理的方法,其内容为用一树脂浴处理含纤维素的纺织物,树脂浴的主要成分为水溶性的氨基甲酸酯预聚物,该预聚物中至少有两个被封闭的异氰酸根基,以使预
聚物分子内能满足重新再生游离的异氰酸根基团的要求。(下文将此化合物称为含有被封闭的异氰酸根基的水溶性氨基甲酸酯预聚物)。
在本发明中所使用的含有被封闭的异氰酸根基的水溶性氨基甲酸酯预聚物的例子为每个分子中至少含有两个异氰酸根基团的水溶性氨基甲酸酯预聚物,且此异氰酸根基团通过一种或多种封闭剂加以封闭。所用的封闭剂可从酚类、肟类、咪唑类以及酸性亚硫酸钠这一组化合物中选择。
在其分子中具有至少两个异氰酸根基团的水溶性氨基甲酸酯预聚物的例子为含有两个或多个末端基为异氰酸根基团的水溶性氨基甲酸酯预聚物,它可通过一种或多种聚醚多羟基化合物,或者通过一种或多种聚醚多羟基化合物与一种或多种多羟基化合物组成的混合物与一种或多种有机多异氰酸酯基化合物反应而得到。其中聚醚多羟基化合物是通过烯化氧组分(其中环氧乙烷是主要成份)与含至少两个活泼氢的化合物通过加聚反应而制得。所得的水溶性氨基甲酸酯预聚物最好含有3个或更多的异氰酸根端基,且分子量为2000至30000,氧乙烯基含量为25%至65%,并且可再生的异氰酸根基团的含量为1%至6%。
除上述有关的范围以外的所整理的纺织物的手感和湿抗皱性都不能达到所要求的满意结果。
上述的聚醚多羟基化合物的例子为由含有两个或多个活泼氢基团的化合物与烯化氧组分进行加聚反应所得的化合物。其中环氧乙烷是烯化氧类组分中的主要成分。
上述的含两个或多个活泼氢基团的化合物中,主要为多元醇类和胺类化合物。多元醇类化合物包含有二元醇,如乙二醇、丙二醇、丁二醇、己二醇、辛二醇、癸二醇等;三元醇类有丙三醇、己三醇、、三羟甲基乙烷、三羟甲基丙烷等;以及多元醇类,如1,2,3,4-丁四醇、季戊四醇、山梨糖醇、蔗糖等等。胺类化合物包括有烷链醇胺,如乙醇胺、三乙醇胺、三异丙醇胺、四丁醇胺等;N-甲基胺,氨,1,2-乙二胺,二亚乙基三胺,三
亚乙基四胺,二(氨基苯基)甲烷,亚甲基双邻氯苯胺(MOCA),苯二胺,亚二甲苯基二胺,哌嗪,3,5,5-三甲基-2-环己烯-1-酮二胺等等。
烯化氧包括环氧乙烷、环氧丙烷,环氧丁烷等,其中以环氧乙烷最为常用。
作为上述的其它多元醇的例子,它们可以是不含氧乙烯基的聚氧化烯多羟基化合物,聚酯多羟基化合物,聚硅氧烷多羟基化合物,含氟的多羟基化合物等等。
上面刚提及的聚氧化烯多羟基化合物可以是通过环氧丙烷、环氧丁烷或类似物与上述的含有活泼氢基团的化合物进行加聚反应所得的化合物。
聚酯多羟基化合物为饱和或不饱和的脂肪酸或它们的酸酐与上述的多元醇化合物,聚醚多羟基化合物、聚氧化烯多羟基化合物或类似物的缩聚的产物。
聚硅氧烷和含氟的多羟基化合物主要为在主链中含有二甲基硅氧烷或碳氟化合物的单元以及在链的末端和(或者)在侧链具有羟基的化合物。
当上述的其它多羟基化合物与上述聚醚多羟基化合物混合时,它们的比例可任意选择。
上面提及的有机多元异氰酸酯主要为甲苯二异氰酸酯(TDI)、二苯基甲烷对二异氰酸酯(P-MDI)、液体的MDI、MDI的粗产品,以及其它的含多苯基多甲基取代的多元异氰酸酯类、六甲撑二异氰酸酯(HDI)、苯撑二异氰酸酯(XDI)、异佛尔酮二异氰酸酯(IPDI)等等。
水溶性氨基甲酸酯预聚物可用各种已很熟悉的方法制得。例如,通过聚醚多羟基化合物或者是这种聚醚多羟基化合物和一种或多种其它类的多羟基化合物的混合物与有机多元异氰酸酯,在大约30至120℃的温度下反应大约30分钟至48小时后,即可得到此水溶性氨基甲酸酯的预聚物。
上述的聚醚多羟基化合物、或聚醚多羟基化合物与其它类多羟基化合
物的混合物、或者单独多羟基化合物对有机多元异氰酸酯的比例以在1.1至2.0的范围内为最好,以NCO/活泼氢基团(摩尔比)计算。
用作封闭水溶性氨基甲酸酯预聚物中游离异氰酸根基团的封闭剂,可以是酚类化合物,如苯酚、丁基苯酚、氯代苯酚、苯基苯酚等等;肟类化合物,如甲基乙基酮肟、环己酮肟、丙酮肟等;咪唑类化合物,如咪唑、2-甲基咪唑、2-乙基咪唑、2-苯基咪唑、2-+-烷基咪唑、2-十七烷基咪唑等;亚硫酸氢钠等等。从和纺织物处理过程的相溶性以及安全、反应活性等等方面考虑,上述这些化合物尤其令人满意。
具有被封闭的异氰酸根基团的水溶性氨基甲酸酯预聚物可由水溶性氨基甲酸酯预聚物与封闭剂反应得到。反应温度大约为30至100℃。该反应既可在催化剂如叔胺化合物或金属化合物如甲醇钠的存在下进行,也可在无催化剂存在下进行。
为了保证反应体系有合适的粘度和均匀性,可往反应体系中加入惰性溶剂,如二噁烷、甲基溶纤剂乙酸酯、乙基溶纤剂乙酸酯、二甲基甲酰胺以及类似物等。
上述封闭剂与水溶性氨基甲酸酯预聚物之比为1至1.5摩尔当量,以该预聚物中的游离末端异氰酸根基团为基准。
当加热这种含被封闭的异氰酸根基团的水溶性氨基甲酸酯预聚物时,封闭剂分解,从而释放出游离的异氰酸根基团。
依据本发明,处理纺织物的典型方法是将含纤维素纤维的纺织物用树脂浴处理,树脂浴的基本成分为上述的具有封闭了的异氰根基团的水溶性氨基甲酸酯预聚物。
具体地说,将含纤维素纤维的纺织物浸入一个含有已封闭了的异氰酸根基团的水溶性氨基甲酸酯预聚物的树脂浴中,随后挤压,干燥并在高温下热处理。
在此过程中需加入一种催化剂,该催化剂通常在氨基甲酸酯预聚物的
反应中使用。
本发明实际使用的树脂浴中,配混有通常用于树脂整理中的甲醛加成物或含甲醛的热固性缩合物(包括本文前面提及的那些化合物)以及相应的催化剂,如氯化锌、氯化镁、硝酸锌或有机胺。
在树脂浴中,也可配混有通常用在树脂整理中的各种类型的添加剂,如柔软剂、萤光增白剂、天然或合成浆料以及吸湿剂。
含纤维素纤维的纺织物主要由下列各种纤维制得:天然纤维素材料,如棉、亚麻等;再生纤维素,如人造丝、铜氨人造丝等;含较多未被取代羟基的纤维素衍生物,如醋酸酯人造丝等;以及由这些不同纤维素纤维的混纺物或混合物;纤维素纤维与合成纤维或动物纤维的混纺物或混合物等等。它们可以是短纤维、丝束、银纱线、机织织物、针织织物、非织造织物等等。
依据本发明处理的含纤维素纤维的纺织物,它们在干抗皱性、湿抗皱性、洗涤和穿着性能等方面都有明显地改善,并以湿抗皱性的改善最为显著。
此外,本发明采用的方法不要求一系列复杂的加工手段,且该方法易于实施。
下面列举实施例对本发明作更详细的说明。需要说明的是在所有的实施例中,百分数和份数都以重量计。
将一溶于惰性溶剂中的封闭剂溶液加至水溶性氨基甲酸酯预聚物中,温度在上文所述的范围内。随后加入催化剂。当游离的异氰酸根基团不再被检出时,反应即告完成。接着反应混合物用水稀释之,即得到一清亮的含被封闭的异氰酸根基团的水溶性氨基甲酸酯预聚物(活性组分为30%)。反应物和产物,列于表1中。
实施例1
将一40支宽幅棉布浸入树酯浴中,树脂浴组成在下面说明,随后挤压
(挤压率为70%),在110℃的热空气流中干燥3分钟,进而在150℃的温度下热处理3分钟。
测定得到的整理过的织物的干抗皱性、湿抗皱性、抗拉强度、抗撕裂强度以及洗涤和穿着性能。
作为对照试验例子,采用同样的织物,采用同样方法用树脂浴进行处理,所不同的是树脂浴组成中已去掉了含被封闭的异氰酸根基团的水溶性氨基甲酸酯的预聚物。所得的结果列于表2。
树脂浴
含有封闭了的异氰酸根基团的水溶性氨基甲酸酯预聚物
(活性成分含30%) 10份
催化剂:Elastolon催化剂32
(Daiichi Koyo Seiyaku,商品名) 1份
二羟甲基二羟基乙撑脲
(活性成份40%) 7份
催化剂:氯化镁(活性成分20%) 2份
柔软剂:聚乙烯蜡状乳液
(活性成份5%) 2份
水 78份
实施例2
将40支平纹棉布浸于树脂浴中,树脂浴组成在下面说明,随后将织物挤压(挤压率为75%)在110℃的热空气流中干燥3分钟,进而在150℃温度下热处理3分钟。
最后得到的整理后的织物测定其干抗皱性,湿抗皱性,抗拉强度,抗撕裂强度以及洗可穿性能。
作为对比实验例子,采用同样的织物,用同样方法用树脂浴进行处理,所不同的是树脂浴组成中去掉了含有被封闭的异氰酸根基团的水溶性氨基
甲酸酯预聚物。
树脂浴
含有被封闭的异氰酸根基团的
水溶性氨基甲酸酯预聚物(活性成分30%) 10份
催化剂:Elastolon 催化剂32
(Daiichi Koyo Seiyaku,商品名) 1份
二羟甲基二羟基乙撑脲
(活性成份45%)。 10份
催化剂:硝酸锌(活性成分15%) 3份
聚乙烯蜡状乳液(活性成份15%) 2份
水 78份
实施例3:
将40支短粘胶平纹织物浸入树脂浴中,树脂浴的组成在下面说明。随后挤压(挤压率为80%),在100℃的热空气流中干燥2分钟,进而在160℃温度下热处理2分钟。
最后所得的整理过的织物,测定其干抗皱性,湿抗皱性,抗拉强度,抗撕裂强度以及洗可穿性能。
作为对比的实验例子,采用相同的织物,用同样的方法用树脂浴进行处理,所不同的是树脂浴组成中已去掉了含有被封闭的异氰酸根基团的水溶性氨基甲酸酯预聚物。
所得的结果列于表4。
树脂浴:
含有被封闭的异氰酸根基团水溶性
氨基甲酸酯预聚物(活性成分30%) 5份
催化剂:Elastolon 催化剂32
(Daiichi Koyo sciyaku商品名) 0.5份
脲-甲醛预缩合物(活性成分30%) 20份
催化剂:有机胺(活性成份35%) 2份
水 72.5份
Claims (5)
1、一种整理纺织产品使其具有抗皱性和洗可穿性能的方法,包括用有含甲醛热固性树脂在内的树脂浴处理含纤维素纤维织物和在升温条件下加热该处理过的织物等步骤,其改进之处在于该树脂浴还含有用量能有效提高上述性能的水溶性氨基甲酸酯预聚物,该水溶性氨基甲酸酯预聚物带有许多以酚、肟或咪唑化合物封端的异氰酸酯基团,其分子量为2000至30000,环氧乙烷制成的聚醚多醇的含量为25至60%,NCO/活泼氢基团的摩尔比为1.1至2.0,封端异氰酸酯基含量为1至6%。
2、根据权利要求1的方法,其中所述水溶性氨基甲酸酯预聚物是一种或多种有机聚异氰酸酯与一种或多种聚醚多醇的反应产物,该聚醚多醇是通过使含有至少2个活泼氢基团的化合物与烯化氧组分进行加聚反应而得到,其中烯化氧组分中环氧乙烷是主要成分。
3、根据权利要求1的方法,其中所述水溶性氨基甲酸酯预聚物是一种或多种所述聚醚多醇与一种或多种其他多元醇的混合物与一种或多种有机聚异氰酸酯的反应产物。
4、根据权利要求1的方法,其中的纺织物是一种全纤维素织物。
5、根据权利要求4的方法,其中的纤维素织物是一种机织全棉织物。
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JP60237980A JPS6297983A (ja) | 1985-10-23 | 1985-10-23 | セルロ−ス系繊維を含む布帛の樹脂加工法 |
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GB2215349B (en) * | 1988-03-10 | 1992-10-14 | Bip Chemicals Ltd | Manufacture of textile fabric and yarn for use therein |
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US5856282A (en) * | 1994-12-22 | 1999-01-05 | The Procter & Gamble Company | Silicone compositions |
CN1074802C (zh) * | 1997-10-21 | 2001-11-14 | 庄汉力 | 低粘度稳定氨基树脂初缩体的制造方法 |
JP4535555B2 (ja) * | 2000-03-27 | 2010-09-01 | ブリヂストンスポーツ株式会社 | ゴルフボール用水系塗料組成物、及びこれを用いたゴルフボール |
DE10056163A1 (de) * | 2000-11-13 | 2002-05-23 | Basf Ag | Hydrophil modifizierte Polyisocyanate und Polyurethane zur Antiknitterausrüstung von cellulosehaltigen Textilien |
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US20060000027A1 (en) * | 2004-06-30 | 2006-01-05 | Aichi Prefectural Gov't Ichinomiya Fashion Design Center Foundation Shin-etsu Chemical co., Ltd. | Method for modifying fibers and modified fibers |
CN101070676B (zh) * | 2007-05-18 | 2013-03-20 | 广东德美精细化工股份有限公司 | 一种纤维材料改质的方法及其染色工艺 |
AU2008254591B2 (en) * | 2007-05-23 | 2012-10-11 | Huntsman International Llc | Adhesives, reaction systems, and processes for production of lignocellulosic composites |
CN103526553B (zh) * | 2013-09-22 | 2015-09-30 | 江苏金太阳纺织科技有限公司 | 一种防止纤维素纤维磨毛面料绒毛脱落的整理液及其整理方法 |
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US4039517A (en) * | 1974-05-29 | 1977-08-02 | Dai-Ichi Kogyo Seiyaku Co., Ltd. | Hydrophilic and thermoreactive urethane compositions with improved properties |
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CN86107140A (zh) | 1987-04-29 |
JPH0143070B2 (zh) | 1989-09-18 |
GB2183266A (en) | 1987-06-03 |
GB2183266B (zh) | 1989-10-11 |
DE3635935C2 (zh) | 1993-03-04 |
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