CN111535030A - 一种亲水吸湿面料及其制备方法 - Google Patents
一种亲水吸湿面料及其制备方法 Download PDFInfo
- Publication number
- CN111535030A CN111535030A CN202010468518.3A CN202010468518A CN111535030A CN 111535030 A CN111535030 A CN 111535030A CN 202010468518 A CN202010468518 A CN 202010468518A CN 111535030 A CN111535030 A CN 111535030A
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- Prior art keywords
- polyester
- fabric
- moisture absorption
- hydrophilic
- solution
- 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.)
- Pending
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- 239000004744 fabric Substances 0.000 title claims abstract description 157
- 238000002360 preparation method Methods 0.000 title claims abstract description 50
- 238000010521 absorption reaction Methods 0.000 title claims abstract description 46
- 238000004519 manufacturing process Methods 0.000 title claims description 4
- 229920000728 polyester Polymers 0.000 claims abstract description 163
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims abstract description 78
- 239000000835 fiber Substances 0.000 claims abstract description 56
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 claims abstract description 50
- 238000005342 ion exchange Methods 0.000 claims abstract description 44
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000002202 Polyethylene glycol Substances 0.000 claims abstract description 25
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 25
- 229920001223 polyethylene glycol Polymers 0.000 claims abstract description 25
- BEGBSFPALGFMJI-UHFFFAOYSA-N ethene;sodium Chemical group [Na].C=C BEGBSFPALGFMJI-UHFFFAOYSA-N 0.000 claims abstract description 22
- 238000009987 spinning Methods 0.000 claims abstract description 12
- 239000002994 raw material Substances 0.000 claims abstract description 6
- 238000002715 modification method Methods 0.000 claims abstract description 4
- 239000000243 solution Substances 0.000 claims description 74
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- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 28
- 238000005406 washing Methods 0.000 claims description 26
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 24
- SQGYOTSLMSWVJD-UHFFFAOYSA-N silver(1+) nitrate Chemical compound [Ag+].[O-]N(=O)=O SQGYOTSLMSWVJD-UHFFFAOYSA-N 0.000 claims description 23
- -1 sucrose ester Chemical class 0.000 claims description 23
- 239000003513 alkali Substances 0.000 claims description 22
- IXPNQXFRVYWDDI-UHFFFAOYSA-N 1-methyl-2,4-dioxo-1,3-diazinane-5-carboximidamide Chemical compound CN1CC(C(N)=N)C(=O)NC1=O IXPNQXFRVYWDDI-UHFFFAOYSA-N 0.000 claims description 19
- 229930006000 Sucrose Natural products 0.000 claims description 19
- 238000006243 chemical reaction Methods 0.000 claims description 19
- 239000005720 sucrose Substances 0.000 claims description 19
- 239000000661 sodium alginate Substances 0.000 claims description 18
- 235000010413 sodium alginate Nutrition 0.000 claims description 18
- 229940005550 sodium alginate Drugs 0.000 claims description 18
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 17
- 238000005886 esterification reaction Methods 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 14
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- 230000035484 reaction time Effects 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 12
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims description 8
- 239000001110 calcium chloride Substances 0.000 claims description 8
- 229910001628 calcium chloride Inorganic materials 0.000 claims description 8
- 235000011148 calcium chloride Nutrition 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 8
- 238000001132 ultrasonic dispersion Methods 0.000 claims description 8
- SXRSQZLOMIGNAQ-UHFFFAOYSA-N Glutaraldehyde Chemical compound O=CCCCC=O SXRSQZLOMIGNAQ-UHFFFAOYSA-N 0.000 claims description 7
- 238000007664 blowing Methods 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 7
- 238000004043 dyeing Methods 0.000 claims description 7
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- 230000008901 benefit Effects 0.000 abstract description 2
- 229920004933 Terylene® Polymers 0.000 description 8
- 241000894006 Bacteria Species 0.000 description 7
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- 230000000844 anti-bacterial effect Effects 0.000 description 5
- 229920001817 Agar Polymers 0.000 description 4
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 4
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- 229910001424 calcium ion Inorganic materials 0.000 description 4
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- 239000004677 Nylon Substances 0.000 description 3
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- 229910021641 deionized water Inorganic materials 0.000 description 3
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- 229920001778 nylon Polymers 0.000 description 3
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- FHVDTGUDJYJELY-UHFFFAOYSA-N 6-{[2-carboxy-4,5-dihydroxy-6-(phosphanyloxy)oxan-3-yl]oxy}-4,5-dihydroxy-3-phosphanyloxane-2-carboxylic acid Chemical compound O1C(C(O)=O)C(P)C(O)C(O)C1OC1C(C(O)=O)OC(OP)C(O)C1O FHVDTGUDJYJELY-UHFFFAOYSA-N 0.000 description 1
- 229920002101 Chitin Polymers 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229940072056 alginate Drugs 0.000 description 1
- 235000010443 alginic acid Nutrition 0.000 description 1
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- 239000010425 asbestos Substances 0.000 description 1
- 235000015278 beef Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000648 calcium alginate Substances 0.000 description 1
- 235000010410 calcium alginate Nutrition 0.000 description 1
- 229960002681 calcium alginate Drugs 0.000 description 1
- OKHHGHGGPDJQHR-YMOPUZKJSA-L calcium;(2s,3s,4s,5s,6r)-6-[(2r,3s,4r,5s,6r)-2-carboxy-6-[(2r,3s,4r,5s,6r)-2-carboxylato-4,5,6-trihydroxyoxan-3-yl]oxy-4,5-dihydroxyoxan-3-yl]oxy-3,4,5-trihydroxyoxane-2-carboxylate Chemical compound [Ca+2].O[C@@H]1[C@H](O)[C@H](O)O[C@@H](C([O-])=O)[C@H]1O[C@H]1[C@@H](O)[C@@H](O)[C@H](O[C@H]2[C@H]([C@@H](O)[C@H](O)[C@H](O2)C([O-])=O)O)[C@H](C(O)=O)O1 OKHHGHGGPDJQHR-YMOPUZKJSA-L 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000007385 chemical modification Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- BNIILDVGGAEEIG-UHFFFAOYSA-L disodium hydrogen phosphate Chemical compound [Na+].[Na+].OP([O-])([O-])=O BNIILDVGGAEEIG-UHFFFAOYSA-L 0.000 description 1
- DGLRDKLJZLEJCY-UHFFFAOYSA-L disodium hydrogenphosphate dodecahydrate Chemical compound O.O.O.O.O.O.O.O.O.O.O.O.[Na+].[Na+].OP([O-])([O-])=O DGLRDKLJZLEJCY-UHFFFAOYSA-L 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 230000032050 esterification Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000001879 gelation Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000011081 inoculation Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000009630 liquid culture Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000002074 melt spinning Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910000403 monosodium phosphate Inorganic materials 0.000 description 1
- 235000019799 monosodium phosphate Nutrition 0.000 description 1
- 229920005615 natural polymer Polymers 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910001961 silver nitrate Inorganic materials 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- AJPJDKMHJJGVTQ-UHFFFAOYSA-M sodium dihydrogen phosphate Chemical compound [Na+].OP(O)([O-])=O AJPJDKMHJJGVTQ-UHFFFAOYSA-M 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 239000012137 tryptone Substances 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
- 210000002268 wool Anatomy 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
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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
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/01—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with natural macromolecular compounds or derivatives thereof
- D06M15/03—Polysaccharides or derivatives thereof
- D06M15/13—Alginic acid or derivatives thereof
-
- 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
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/68—Polyesters containing atoms other than carbon, hydrogen and oxygen
- C08G63/688—Polyesters containing atoms other than carbon, hydrogen and oxygen containing sulfur
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
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- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/88—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds
- D01F6/92—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds of polyesters
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
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- D—TEXTILES; PAPER
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- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/07—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with halogens; with halogen acids or salts thereof; with oxides or oxyacids of halogens or salts thereof
- D06M11/11—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with halogens; with halogen acids or salts thereof; with oxides or oxyacids of halogens or salts thereof with halogen acids or salts thereof
- D06M11/155—Halides of elements of Groups 2 or 12 of the Periodic Table
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- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/32—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond
- D06M11/36—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond with oxides, hydroxides or mixed oxides; with salts derived from anions with an amphoteric element-oxygen bond
- D06M11/38—Oxides or hydroxides of elements of Groups 1 or 11 of the Periodic Table
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- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/58—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with nitrogen or compounds thereof, e.g. with nitrides
- D06M11/64—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with nitrogen or compounds thereof, e.g. with nitrides with nitrogen oxides; with oxyacids of nitrogen or their salts
- D06M11/65—Salts of oxyacids of nitrogen
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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
- D06M13/10—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
- D06M13/12—Aldehydes; Ketones
- D06M13/123—Polyaldehydes; Polyketones
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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
- D06M13/10—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
- D06M13/12—Aldehydes; Ketones
- D06M13/127—Mono-aldehydes, e.g. formaldehyde; Monoketones
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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
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- D06M16/00—Biochemical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. enzymatic
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- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/16—Synthetic fibres, other than mineral fibres
- D06M2101/30—Synthetic polymers consisting of macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M2101/32—Polyesters
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- D06M2200/00—Functionality of the treatment composition and/or properties imparted to the textile material
- D06M2200/10—Repellency against liquids
- D06M2200/11—Oleophobic properties
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2331/00—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products
- D10B2331/04—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyesters, e.g. polyethylene terephthalate [PET]
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Biochemistry (AREA)
- Microbiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
- Artificial Filaments (AREA)
- Woven Fabrics (AREA)
Abstract
一种亲水吸湿面料及其制备方法,所述亲水吸湿面料是将涤纶织物进行离子交换整理后制得;所述涤纶织物是通过中空涤纶短纤维制得,所述中空涤纶短纤维的线密度为6.67dtex;所述中空涤纶短纤维是以高亲水聚酯切片为原料通过物理改性方法进行中空纺制;所述高亲水聚酯切片主要由以下组分组成:对苯二甲酸、乙二醇、苯二甲酸乙二酯‑5‑磺酸钠、聚乙二醇、亲水剂、纳米银,所述对苯二甲酸、乙二醇、苯二甲酸乙二酯‑5‑磺酸钠、聚乙二醇、亲水剂、纳米银的摩尔比为90‑100:100‑120:1‑3:10‑20:0‑1:1‑5。本发明所述的亲水吸湿面料及其制备方法,配方合理,制备方法简单,制得的面料具有优良的亲水性、吸湿性,大大提高了面料的舒适性、功能性,附加值高,具有广泛的应用前景。
Description
技术领域
本发明属于面料制备技术领域,具体涉及一种亲水吸湿面料及其制备方法。
背景技术
涤纶通常是指聚对苯二甲酸乙二醇酯(PET)经熔融纺丝制得的纤维,是目前合成纤维的第一大品种。聚酯纤维具有较高的模量,更适合以短纤维的形式与棉和羊毛混纺,所制织物在某些方面优于纯纺纤维制品。除此之外,涤纶长丝也得到了快速发展,例如差别化品种,如以碱性可染、抗起球及高收缩纤维开始投入市场。涤纶在所有合成纤维中用途最为广泛,同时由于其原料成本较其它纤维原料(如聚酰胺等)更有优势而成为产量最大的纤维品种。
涤纶纤维具有优良的拉伸性能、弹性、耐光性、耐摩擦和耐化学试剂性等,并且因其优良的物理及化学性能广泛用于服装面料及其他非服装领域。涤纶织物具有较高的强度及弹性恢复能力,兼顾耐用,抗皱免烫,耐晒能力强,但由于其内部分子排列紧密,分子间缺少亲水结构,导致回潮率低,吸水性差,穿着有闷热感,而且在加工和使用过程中极易附着微生物,甚至造成疾病的传播,影响人体的健康。
随着人们生活水平的提高,人们对产品功能及质量的意识不断提高,特别是面料的舒适性及功能性。因此,需要研发出一种亲水吸湿面料及其制备方法,具有较好的亲水吸湿性以及抗菌性,具有广泛的应用前景。
中国专利申请号为 CN201711055258.1公开了一种抗菌吸湿面料,包括贴合在一起的基布层和尼龙布层,所述基布层由经纱和纬纱交织而成,所述经纱采用涤纶纱和亚麻纤维纱按1:1的顺序交替排列,所述纬纱采用甲壳素纤维纱和棉纤维纱按1:1的顺序交替排列,所述尼龙布层上设有多个贯穿其上下表面的通孔,没有对涤纶织物的亲水性、吸湿性进行提高并且没有涉及到制备方法。
发明内容
发明目的:为了克服以上不足,本发明的目的是提供一种亲水吸湿面料及其制备方法,配方合理,制备方法简单,成本低廉、产量大,易于实现大规模批量生产,制得的面料具有优良的亲水性、吸湿性,大大提高了面料的舒适性、功能性,附加值高,具有广泛的应用前景。
本发明的目的是通过以下技术方案实现的:
一种亲水吸湿面料,其特征在于,所述亲水吸湿面料是将涤纶织物进行离子交换整理后制得;所述涤纶织物是通过中空涤纶短纤维制得,所述中空涤纶短纤维的线密度为6. 67dtex;所述中空涤纶短纤维是以高亲水聚酯切片为原料通过物理改性方法进行中空纺制;所述高亲水聚酯切片主要由以下组分组成:对苯二甲酸、乙二醇、苯二甲酸乙二酯-5-磺酸钠、聚乙二醇、亲水剂、纳米银,所述对苯二甲酸、乙二醇、苯二甲酸乙二酯-5-磺酸钠、聚乙二醇、亲水剂、纳米银的摩尔比为90-100:100-120:1-3:10-20:0-1:1-5。
本发明所述的亲水吸湿面料,配方合理,成本低廉、产量大,制得的面料具有优良的亲水性、吸湿性,大大提高了面料的舒适性、功能性,附加值高,具有广泛的应用前景。
由于聚对苯二甲酸乙二酯(PET)分子链结构规整和结晶度较高,且分子中无强极性基团,故其表面亲和性差,这在很大程度上影响了PET纤维的吸水性,本发明采用化学改性方法在对苯二甲酸、乙二醇中添加第三单体间苯二甲酸乙二酯-5-磺酸钠、第四单体聚乙二醇、和第五单体亲水剂进行共聚反应,大大改善了纯PET的亲水性、吸湿性,并且加入纳米银在酯化过程中可以形成负离子性质的聚酯,降低细菌等附着性。
进一步的,上述的亲水吸湿面料,所述陶瓷颗粒的平均颗粒粒度为150-190μm;所述Fe55 粉末的平均粒度为150-250目,所述TiC 颗粒的平均粒度为200-300目。
本发明还涉及所述亲水吸湿面料及其制备方法,依次包括高亲水聚酯切片的制备、中空涤纶短纤维的制备、涤纶织物的制备、涤纶织物的离子交换整理;所述高亲水聚酯切片的制备,包括以下步骤:按照所述配方的质量分数,称取对苯二甲酸、乙二醇、苯二甲酸乙二酯-5-磺酸钠、聚乙二醇、亲水剂、纳米银,并且一次性投入到聚合反应釜中进行酯化反应、缩聚反应;反应结束后出料、切粒,得到所述高亲水聚酯切片。
进一步的,上述的亲水吸湿面料的制备方法,所述酯化反应温度为200-250℃,反应时间为2-3 h;所述缩聚反应温度为250-300℃,反应时间为3-4h,真空度为40-50 Pa。
进一步的,上述的亲水吸湿面料的制备方法,所述中空涤纶短纤维的制备,包括如下步骤:所述高亲水聚酯切片经脉冲输送至中间料仓,送至流化床充填干燥,再经螺杆挤压机、增压泵、熔体过滤器、纺丝箱体、环吹风冷却、卷绕、横动落桶装置、集束、拉伸、紧张热定型、冷却机、二次上油卷曲、松弛热定型、切断、打包,得到所述中空涤纶短纤维。
进一步的,上述的亲水吸湿面料的制备方法,所述涤纶织物的制备,包括如下步骤:所述中空涤纶短纤维经络丝、倍捻、定形、整经、并轴、穿结经、织造、后整理工序后,得到所述涤纶织物。
进一步的,上述的亲水吸湿面料的制备方法,所述涤纶织物的离子交换整理,包括以下步骤:
(1)预处理:配制 0.2-0.5wt%浓度的蔗糖酯溶液,超声分散1-1.5h; 将经过碱减量处理后涤纶织物浸入所述蔗糖酯溶液中,浴比为1: 30,在高温红外染色机中进行高温高压处理,温度设置为 130-150℃, 时间设置为60min,反应结束后,冲洗烘干;
(2)离子交换:配制1-3 wt %的海藻酸钠溶液,将预处理后的涤纶织物完全浸渍于所述海藻酸钠溶液中,浴比为1:30,浸渍时间为2-3h;然后去除表面残余溶液,再浸渍于2-3wt %CaCl2 溶液中进行离子交换,浸渍时间为2-3h;洗涤后干燥,再浸渍于含有 1-2%戊二醛和0.1mol/L 盐酸的丙酮和水的混合溶液中 20-24h,反应结束后取出涤并烘干;再浸渍于0.1-0.2mM的 AgNO3溶液中进行离子交换,浸渍时间为1-1.5h,洗涤并烘干,得到所述亲水吸湿面料。
本发明所述涤纶织物的离子交换整理,依次包括预处理、离子交换。预处理的目的将蔗糖酯分子固定于涤纶织物表面以来增加涤纶表面极性,原理如下:高温高压条件下,由于蔗糖酯分子中羟基和酯键含量很高,能够与涤纶大分子产生氢键作用, 并且超声分散后粒径能达到纳米级别,在高温高压条件下很容易进入涤纶内部,温度下降后通过涤纶纤维链段间的缝隙收缩及氢键作用能够将蔗糖酯分子能够很好地固定于涤纶织物表面,从而增强涤纶织物表面极性。
离子交换是先通过浸渍得到海藻酸钙/涤纶织物,海藻酸钠作为天然高分子材料的一种,来源丰富价格低廉,分子链上含有大量羧基和羟基,具有较高亲水性和生物相容性,与涤纶纤维结合后能改善其亲水和抗静电性能,然后再浸渍于CaCl2 溶液,海藻酸钠在与溶液中的钙离子发生离子交换后会形成凝胶,发生凝胶化的机理是由于海藻酸钠G段中的O原子与钙离子发生鳌合, 使海藻酸盐大分子链间结合得更紧密,最终导致三维网络结构的形成, 形成凝胶, 而Na+被交换到水溶液中,最后浸渍在硝酸银溶液中,通过离子交换法涤纶织物中的钙离子和溶液中的银离子发生离子交换,达到载银的目的,Ag+具有广谱抗菌作用, 对革兰氏阳性菌、革兰氏阴性菌还有霉菌都有较强的杀灭作用且具有极低的细菌耐药性。
进一步的,上述的亲水吸湿面料的制备方法,所述碱减量处理,包括如下步骤:
(1)将涤纶织物浸入浓度为10%的氢氧化钠溶液中,浴比为 1:50,在 80℃下碱减量处理60 min,然后在90℃下干燥 5min;
(2)将上述涤纶织物置于丙酮溶液中,浸泡 30 min。
为了提高分子与涤纶的结合效率,需要对涤纶表面进行碱减量处理来增加涤纶表面的粗糙程度,碱减量处理还能够去除涤纶织物油渍等杂质。
与现有技术相比,本发明具有如下的有益效果:
(1)本发明公开的亲水吸湿面料,配方合理,采用化学改性方法在对苯二甲酸、乙二醇中添加第三单体间苯二甲酸乙二酯-5-磺酸钠、第四单体聚乙二醇、和第五单体亲水剂进行共聚反应,大大改善了纯PET的亲水性、吸湿性,并且加入纳米银在酯化过程中可以形成负离子性质的聚酯,降低细菌等附着性,成本低廉、产量大,易于实现大规模批量生产,制得的面料具有优良的亲水性、吸湿性,大大提高了面料的舒适性、功能性,附加值高,具有广泛的应用前景;
(2)本发明提出的亲水吸湿面料的制备方法,制备方法简单且具有很高的灵活性,依次包括高亲水聚酯切片的制备、中空涤纶短纤维的制备、涤纶织物的制备、涤纶织物的离子交换整理,操作方便,易于实现大规模批量生产,经济效益高;
(3)本发明提出的亲水吸湿面料的制备方法,所述涤纶织物的离子交换整理,依次包括预处理、离子交换;预处理的目的将蔗糖酯分子固定于涤纶织物表面以来增加涤纶表面极性,海藻酸钠涤纶纤维结合后能改善其亲水和抗静电性能,通过离子交换法涤纶织物中的钙离子和溶液中的银离子发生离子交换,达到载银的目的,Ag+具有广谱抗菌作用, 对革兰氏阳性菌、革兰氏阴性菌还有霉菌都有较强的杀灭作用且具有极低的细菌耐药性。
具体实施方式
下面将结合实施例和具体实验数据,对本发明实施例中的技术方案进行清楚、完整的描述,显然,所描述的实施例仅仅是本发明一部分实施例,而不是全部的实施例。基于本发明中的实施例,本领域普通的技术人员在没有做出创造性劳动的前提下所获得的所有其它实施例,都属于本发明的保护范围。
以下实施例提供了一种亲水吸湿面料,所述亲水吸湿面料是将涤纶织物进行离子交换整理后制得;所述涤纶织物是通过中空涤纶短纤维制得,所述中空涤纶短纤维的线密度为6. 67 dtex;所述中空涤纶短纤维是以高亲水聚酯切片为原料通过物理改性方法进行中空纺制;所述高亲水聚酯切片主要由以下组分组成:对苯二甲酸、乙二醇、苯二甲酸乙二酯-5-磺酸钠、聚乙二醇、亲水剂、纳米银,所述对苯二甲酸、乙二醇、苯二甲酸乙二酯-5-磺酸钠、聚乙二醇、亲水剂、纳米银的摩尔比为90-100:100-120:1-3:10-20:0-1:1-5。
以下实施例1、2、3、4、5提供了一种亲水吸湿面料的制备方法。
实施例1
所述亲水吸湿面料的制备方法,依次包括高亲水聚酯切片的制备、中空涤纶短纤维的制备、涤纶织物的制备、涤纶织物的离子交换整理。
所述高亲水聚酯切片的制备,包括以下步骤:按照所述配方的质量分数,对苯二甲酸、乙二醇、苯二甲酸乙二酯-5-磺酸钠、聚乙二醇、亲水剂、纳米银的摩尔比为100:110:2.5:10:0.5:3;称取对苯二甲酸、乙二醇、苯二甲酸乙二酯-5-磺酸钠、聚乙二醇、亲水剂、纳米银,并且一次性投入到聚合反应釜中进行酯化反应、缩聚反应;反应结束后出料、切粒,得到所述高亲水聚酯切片;所述酯化反应温度为250℃,反应时间为2h;所述缩聚反应温度为300℃,反应时间为3h,真空度为50 Pa。
所述中空涤纶短纤维的制备,包括如下步骤:所述高亲水聚酯切片经脉冲输送至中间料仓,送至流化床充填干燥,再经螺杆挤压机、增压泵、熔体过滤器、纺丝箱体、环吹风冷却、卷绕、横动落桶装置、集束、拉伸、紧张热定型、冷却机、二次上油卷曲、松弛热定型、切断、打包,得到所述中空涤纶短纤维。
所述涤纶织物的制备,包括如下步骤:所述中空涤纶短纤维经络丝、倍捻、定形、整经、并轴、穿结经、织造、后整理工序后,得到所述涤纶织物。
(1)预处理:配制 0.3wt%浓度的蔗糖酯溶液,超声分散1h; 将经过碱减量处理后涤纶织物浸入所述蔗糖酯溶液中,浴比为1: 30,在高温红外染色机中进行高温高压处理,温度设置为 150℃, 时间设置为60min,反应结束后,冲洗烘干;
(2)离子交换:配制1.5 wt %的海藻酸钠溶液,将预处理后的涤纶织物完全浸渍于所述海藻酸钠溶液中,浴比为1:30,浸渍时间为2h;然后去除表面残余溶液,再浸渍于2wt %CaCl2 溶液中进行离子交换,浸渍时间为2h;洗涤后干燥,再浸渍于含有 1%戊二醛和0.1mol/L 盐酸的丙酮和水的混合溶液中 24h,反应结束后取出涤并烘干;再浸渍于0.1mM的 AgNO3溶液中进行离子交换,浸渍时间为1h,洗涤并烘干,得到所述亲水吸湿面料。
其中,所述碱减量处理,包括如下步骤:
(1) 将涤纶织物浸入浓度为10%的氢氧化钠溶液中,浴比为 1:50,在 80℃下碱减量处理60 min,然后在90℃下干燥 5min;
(2) 将上述涤纶织物置于丙酮溶液中,浸泡 30 min。
实施例2
所述亲水吸湿面料的制备方法,依次包括高亲水聚酯切片的制备、中空涤纶短纤维的制备、涤纶织物的制备、涤纶织物的离子交换整理。
所述高亲水聚酯切片的制备,包括以下步骤:按照所述配方的质量分数,对苯二甲酸、乙二醇、苯二甲酸乙二酯-5-磺酸钠、聚乙二醇、亲水剂、纳米银的摩尔比为100: 120:3:10:1:4;称取对苯二甲酸、乙二醇、苯二甲酸乙二酯-5-磺酸钠、聚乙二醇、亲水剂、纳米银,并且一次性投入到聚合反应釜中进行酯化反应、缩聚反应;反应结束后出料、切粒,得到所述高亲水聚酯切片;所述酯化反应温度为240℃,反应时间为2h;所述缩聚反应温度为280℃,反应时间为3.5h,真空度为50 Pa。
所述中空涤纶短纤维的制备,包括如下步骤:所述高亲水聚酯切片经脉冲输送至中间料仓,送至流化床充填干燥,再经螺杆挤压机、增压泵、熔体过滤器、纺丝箱体、环吹风冷却、卷绕、横动落桶装置、集束、拉伸、紧张热定型、冷却机、二次上油卷曲、松弛热定型、切断、打包,得到所述中空涤纶短纤维。
所述涤纶织物的制备,包括如下步骤:所述中空涤纶短纤维经络丝、倍捻、定形、整经、并轴、穿结经、织造、后整理工序后,得到所述涤纶织物。
(1)预处理:配制 0.3wt%浓度的蔗糖酯溶液,超声分散1h; 将经过碱减量处理后涤纶织物浸入所述蔗糖酯溶液中,浴比为1: 30,在高温红外染色机中进行高温高压处理,温度设置为 150℃, 时间设置为60min,反应结束后,冲洗烘干;
(2)离子交换:配制1.5 wt %的海藻酸钠溶液,将预处理后的涤纶织物完全浸渍于所述海藻酸钠溶液中,浴比为1:30,浸渍时间为2-3h;然后去除表面残余溶液,再浸渍于2wt %CaCl2 溶液中进行离子交换,浸渍时间为3h;洗涤后干燥,再浸渍于含有 2%戊二醛和0.1mol/L 盐酸的丙酮和水的混合溶液中 20h,反应结束后取出涤并烘干;再浸渍于0.1.5mM的 AgNO3溶液中进行离子交换,浸渍时间为1h,洗涤并烘干,得到所述亲水吸湿面料。
其中,所述碱减量处理,包括如下步骤:
(1) 将涤纶织物浸入浓度为10%的氢氧化钠溶液中,浴比为 1:50,在 80℃下碱减量处理60 min,然后在90℃下干燥 5min;
(2) 将上述涤纶织物置于丙酮溶液中,浸泡 30 min。
实施例3
所述亲水吸湿面料的制备方法,依次包括高亲水聚酯切片的制备、中空涤纶短纤维的制备、涤纶织物的制备、涤纶织物的离子交换整理。
所述高亲水聚酯切片的制备,包括以下步骤:按照所述配方的质量分数,对苯二甲酸、乙二醇、苯二甲酸乙二酯-5-磺酸钠、聚乙二醇、亲水剂、纳米银的摩尔比为90:100:1:15:0.5:2;称取对苯二甲酸、乙二醇、苯二甲酸乙二酯-5-磺酸钠、聚乙二醇、亲水剂、纳米银,并且一次性投入到聚合反应釜中进行酯化反应、缩聚反应;反应结束后出料、切粒,得到所述高亲水聚酯切片;所述酯化反应温度为240℃,反应时间为2.5h;所述缩聚反应温度为280℃,反应时间为3h,真空度为50 Pa。
所述中空涤纶短纤维的制备,包括如下步骤:所述高亲水聚酯切片经脉冲输送至中间料仓,送至流化床充填干燥,再经螺杆挤压机、增压泵、熔体过滤器、纺丝箱体、环吹风冷却、卷绕、横动落桶装置、集束、拉伸、紧张热定型、冷却机、二次上油卷曲、松弛热定型、切断、打包,得到所述中空涤纶短纤维。
所述涤纶织物的制备,包括如下步骤:所述中空涤纶短纤维经络丝、倍捻、定形、整经、并轴、穿结经、织造、后整理工序后,得到所述涤纶织物。
(1)预处理:配制 0.4wt%浓度的蔗糖酯溶液,超声分散1h; 将经过碱减量处理后涤纶织物浸入所述蔗糖酯溶液中,浴比为1: 30,在高温红外染色机中进行高温高压处理,温度设置为 150℃, 时间设置为60min,反应结束后,冲洗烘干;
(2)离子交换:配制1 wt %的海藻酸钠溶液,将预处理后的涤纶织物完全浸渍于所述海藻酸钠溶液中,浴比为1:30,浸渍时间为3h;然后去除表面残余溶液,再浸渍于2wt %CaCl2溶液中进行离子交换,浸渍时间为2h;洗涤后干燥,再浸渍于含有 1.5%戊二醛和 0.1mol/L盐酸的丙酮和水的混合溶液中 22h,反应结束后取出涤并烘干;再浸渍于0.1.5mM的 AgNO3溶液中进行离子交换,浸渍时间为1.5h,洗涤并烘干,得到所述亲水吸湿面料。
其中,所述碱减量处理,包括如下步骤:
(1) 将涤纶织物浸入浓度为10%的氢氧化钠溶液中,浴比为 1:50,在 80℃下碱减量处理60 min,然后在90℃下干燥 5min;
(2) 将上述涤纶织物置于丙酮溶液中,浸泡 30 min。
实施例4
所述亲水吸湿面料的制备方法,依次包括高亲水聚酯切片的制备、中空涤纶短纤维的制备、涤纶织物的制备、涤纶织物的离子交换整理。
所述高亲水聚酯切片的制备,包括以下步骤:按照所述配方的质量分数,所述高亲水聚酯切片主要由以下组分组成:对苯二甲酸、乙二醇、苯二甲酸乙二酯-5-磺酸钠、聚乙二醇、亲水剂、纳米银,所述对苯二甲酸、乙二醇、苯二甲酸乙二酯-5-磺酸钠、聚乙二醇、亲水剂、纳米银的摩尔比为100:120: 3: 20: 1:2;称取对苯二甲酸、乙二醇、苯二甲酸乙二酯-5-磺酸钠、聚乙二醇、亲水剂、纳米银,并且一次性投入到聚合反应釜中进行酯化反应、缩聚反应;反应结束后出料、切粒,得到所述高亲水聚酯切片;所述酯化反应温度为250℃,反应时间为2 h;所述缩聚反应温度为300℃,反应时间为3h,真空度为45 Pa。
所述中空涤纶短纤维的制备,包括如下步骤:所述高亲水聚酯切片经脉冲输送至中间料仓,送至流化床充填干燥,再经螺杆挤压机、增压泵、熔体过滤器、纺丝箱体、环吹风冷却、卷绕、横动落桶装置、集束、拉伸、紧张热定型、冷却机、二次上油卷曲、松弛热定型、切断、打包,得到所述中空涤纶短纤维。
所述涤纶织物的制备,包括如下步骤:所述中空涤纶短纤维经络丝、倍捻、定形、整经、并轴、穿结经、织造、后整理工序后,得到所述涤纶织物。
(1)预处理:配制 0.4wt%浓度的蔗糖酯溶液,超声分散1h; 将经过碱减量处理后涤纶织物浸入所述蔗糖酯溶液中,浴比为1: 30,在高温红外染色机中进行高温高压处理,温度设置为 140℃, 时间设置为60min,反应结束后,冲洗烘干;
(2)离子交换:配制2.5wt %的海藻酸钠溶液,将预处理后的涤纶织物完全浸渍于所述海藻酸钠溶液中,浴比为1:30,浸渍时间为2.5h;然后去除表面残余溶液,再浸渍于2wt %CaCl2 溶液中进行离子交换,浸渍时间为3h;洗涤后干燥,再浸渍于含有 1戊二醛和0.1mol/L 盐酸的丙酮和水的混合溶液中 24h,反应结束后取出涤并烘干;再浸渍于0.2mM的 AgNO3溶液中进行离子交换,浸渍时间为1h,洗涤并烘干,得到所述亲水吸湿面料。
其中,所述碱减量处理,包括如下步骤:
(1) 将涤纶织物浸入浓度为10%的氢氧化钠溶液中,浴比为 1:50,在 80℃下碱减量处理60 min,然后在90℃下干燥 5min;
(2) 将上述涤纶织物置于丙酮溶液中,浸泡 30 min。
实施例5
所述亲水吸湿面料的制备方法,依次包括高亲水聚酯切片的制备、中空涤纶短纤维的制备、涤纶织物的制备、涤纶织物的离子交换整理。
所述高亲水聚酯切片的制备,包括以下步骤:按照所述配方的质量分数,对苯二甲酸、乙二醇、苯二甲酸乙二酯-5-磺酸钠、聚乙二醇、亲水剂、纳米银的摩尔比为95:110:2.5:15:0.5:2;称取对苯二甲酸、乙二醇、苯二甲酸乙二酯-5-磺酸钠、聚乙二醇、亲水剂、纳米银,并且一次性投入到聚合反应釜中进行酯化反应、缩聚反应;反应结束后出料、切粒,得到所述高亲水聚酯切片;所述酯化反应温度为250℃,反应时间为2.5 h;所述缩聚反应温度为280℃,反应时间为3h,真空度为50 Pa。
所述中空涤纶短纤维的制备,包括如下步骤:所述高亲水聚酯切片经脉冲输送至中间料仓,送至流化床充填干燥,再经螺杆挤压机、增压泵、熔体过滤器、纺丝箱体、环吹风冷却、卷绕、横动落桶装置、集束、拉伸、紧张热定型、冷却机、二次上油卷曲、松弛热定型、切断、打包,得到所述中空涤纶短纤维。
所述涤纶织物的制备,包括如下步骤:所述中空涤纶短纤维经络丝、倍捻、定形、整经、并轴、穿结经、织造、后整理工序后,得到所述涤纶织物。
(1)预处理:配制 0.5wt%浓度的蔗糖酯溶液,超声分散1h; 将经过碱减量处理后涤纶织物浸入所述蔗糖酯溶液中,浴比为1: 30,在高温红外染色机中进行高温高压处理,温度设置为140℃, 时间设置为60min,反应结束后,冲洗烘干;
(2)离子交换:配制3 wt %的海藻酸钠溶液,将预处理后的涤纶织物完全浸渍于所述海藻酸钠溶液中,浴比为1:30,浸渍时间为3h;然后去除表面残余溶液,再浸渍于2wt %CaCl2溶液中进行离子交换,浸渍时间为3h;洗涤后干燥,再浸渍于含有 2%戊二醛和 0.1mol/L盐酸的丙酮和水的混合溶液中 20-24h,反应结束后取出涤并烘干;再浸渍于-0.2mM的AgNO3溶液中进行离子交换,浸渍时间为1h,洗涤并烘干,得到所述亲水吸湿面料。
其中,所述碱减量处理,包括如下步骤:
(1) 将涤纶织物浸入浓度为10%的氢氧化钠溶液中,浴比为 1:50,在 80℃下碱减量处理60 min,然后在90℃下干燥 5min;
(2) 将上述涤纶织物置于丙酮溶液中,浸泡 30 min。
效果验证:
按照下述标准对由上述实施例1、实施例2、实施例3、实施例4、实施例5得到的亲水吸湿面料进行性能试验。
织物接触角测试:根据 GB/T30693-2014,通过测定一定大小的水滴在试样表面形成的角度即接触角来评价织物表面亲水性能的高低。
本发明采用接触角测量仪测定由上述实施例1、实施例2、实施例3、实施例4、实施例5得到的亲水吸湿面料的接触角,分别将一定大小的由上述实施例1、实施例2、实施例3、实施例4、实施例5得到的亲水吸湿面料置于织物绷床上,使之水平处于绷紧状态,然后将绷床置于垂直于微量进样器的下方样品台上,采用微量进样器将 4 μL 的蒸馏水垂直滴在织物表面,通过调节按钮来获取清晰的图像投影到电脑屏幕上,采用量高法计算接触角。操作过程为:放入织物→滴液→冻结图像→保存→测量图像→记录,得到接触角,每个实施例测量3次,取平均值。
回潮率测试:根据 GB/T 6503-2008 对由上述实施例1、实施例2、实施例3、实施例4、实施例5得到的亲水吸湿面料。 将由上述实施例1、实施例2、实施例3、实施例4、实施例5得到的亲水吸湿面料的试样分别置于 80℃的烘箱中干燥至恒重,称重并记录 W0;将干燥过的试样放在温度为 20±2℃、相对湿度为 65±2%的恒温恒湿烘箱中平衡 24 h 后再次称重并记录 W1。
回潮率 R (%) = (W1-W0) / W0×100
式中:W1 为试样吸湿平衡后的重量, W0 为试样的干重。
织物半衰期测试:分别将一定大小的由上述实施例1、实施例2、实施例3、实施例4、实施例5得到的亲水吸湿面料在恒温恒湿环境(温度 20℃,湿度 65%)中平衡24 小时,按照GB/T12703.1-2008《纺织品静电性能的评定第 1 部分:静电压半衰期》在 YG402 型织物摩擦式静电测试仪测试织物半衰期。每个实施例测量3次,取平均值。
抗菌性测试:培养液的配制:(1)将 10g 胰蛋白胨,5g 氯化钠,5g 牛肉膏溶于950ml 去离子水中,使用 0.5mol/L氢氧化钠溶液调节 pH 值为 7.2±0.2,加入去离子水至总体积为 1L, 加热煮沸后121℃高温蒸汽灭菌 20min, 冷却到室温后放入冰箱待用。(2)琼脂培养基配制:在上述 1L 培养液中加入 20g 琼脂, 在垫有石棉网的酒精灯上煮沸使其溶解(不断搅拌防止琼脂烧焦) , 21℃高温蒸汽灭菌 20min。将液体培养基倒入培养皿中,放于无菌操作台面同时打开紫外灯进行照射,晾干后放入冰箱冷藏。(3)PBS 缓冲液配制: 将磷酸氢二钠 2.84g(若为十二水磷酸氢二钠则为 4.71g),磷酸二氢钠 1.36g 加入到 1L 去离子水中, 调节 pH 为 7.2±0.2,封口后 121℃高温蒸汽灭菌 20min 备用。(4) 接种菌液的制备:取出冷藏的大肠杆菌菌种,使用接种环取少量大肠杆菌转接到培养液中,充分振荡后放入恒温振荡培养箱中 37℃下培养 8h。
(5) AATTC-90 抑菌圈法:培养结束后,用移液枪吸取菌液, 用 PBS 缓冲液进行稀释, 稀释至含菌数目为 105cfu/ml, 此时菌液用来接种。 吸取稀释后的菌液均匀涂抹在培养皿琼脂培养基上。将由上述实施例1、实施例2、实施例3、实施例4、实施例5得到的亲水吸湿面料的试样紧贴在培养基中心,同时设置空白对照样,用消毒过的钢片压实并盖上培养皿盖,放入恒温培养箱中, 调节温度为 37℃。培养 8h 后取出,观察试样周围的细菌生长情况, 使用游标卡尺测量试样周围抑菌圈宽度。
表1样品性能测试结果
性能指标 | 实施例1 | 实施例2 | 实施例3 | 实施例4 | 实施例5 |
接触角(°) | 60.18 | 61.04 | 60.42 | 60.21 | 60.98 |
回潮率(%) | 1.36 | 1.29 | 1.31 | 1.32 | 1.28 |
半衰期(s) | 19.61 | 18.69 | 19.12 | 18.95 | 18.67 |
抑菌圈大小(mm) | 1.5 | 1.3 | 1.4 | 1.5 | 1.3 |
由上表可得,抑菌圈的平均直径达到 1mm 以上,说明上述实施例1、实施例2、实施例3、实施例4、实施例5得到的亲水吸湿面料对大肠杆菌产生了很好的抑制作用
本发明具体应用途径很多,以上所述仅是本发明的优选实施方式。应当指出,以上实施例仅用于说明本发明,而并不用于限制本发明的保护范围。对于本技术领域的普通技术人员来说,在不脱离本发明原理的前提下,还可以做出若干改进,这些改进也应视为本发明的保护范围。
Claims (7)
1.一种亲水吸湿面料,其特征在于,所述亲水吸湿面料是将涤纶织物进行离子交换整理后制得;所述涤纶织物是通过中空涤纶短纤维制得,所述中空涤纶短纤维的线密度为6.67 dtex;所述中空涤纶短纤维是以高亲水聚酯切片为原料通过物理改性方法进行中空纺制;所述高亲水聚酯切片主要由以下组分组成:对苯二甲酸、乙二醇、苯二甲酸乙二酯-5-磺酸钠、聚乙二醇、亲水剂、纳米银,所述对苯二甲酸、乙二醇、苯二甲酸乙二酯-5-磺酸钠、聚乙二醇、亲水剂、纳米银的摩尔比为90-100:100-120:1-3:10-20:0-1:1-5。
2.根据权利要求1所述的所述亲水吸湿面料的制备方法,其特征在于,依次包括高亲水聚酯切片的制备、中空涤纶短纤维的制备、涤纶织物的制备、涤纶织物的离子交换整理;所述高亲水聚酯切片的制备,包括以下步骤:按照所述配方的质量分数,称取对苯二甲酸、乙二醇、苯二甲酸乙二酯-5-磺酸钠、聚乙二醇、亲水剂、纳米银,并且一次性投入到聚合反应釜中进行酯化反应、缩聚反应;反应结束后出料、切粒,得到所述高亲水聚酯切片。
3.根据权利要求2所述的所述亲水吸湿面料的制备方法,其特征在于,所述酯化反应温度为200-250℃,反应时间为2-3 h;所述缩聚反应温度为250-300℃,反应时间为3-4h,真空度为40-50 Pa。
4.根据权利要求2所述的所述亲水吸湿面料的制备方法,其特征在于,所述中空涤纶短纤维的制备,包括如下步骤:所述高亲水聚酯切片经脉冲输送至中间料仓,送至流化床充填干燥,再经螺杆挤压机、增压泵、熔体过滤器、纺丝箱体、环吹风冷却、卷绕、横动落桶装置、集束、拉伸、紧张热定型、冷却机、二次上油卷曲、松弛热定型、切断、打包,得到所述中空涤纶短纤维。
5.根据权利要求2所述的所述亲水吸湿面料的制备方法,其特征在于,所述涤纶织物的制备,包括如下步骤:所述中空涤纶短纤维经络丝、倍捻、定形、整经、并轴、穿结经、织造、后整理工序后,得到所述涤纶织物。
6.根据权利要求1所述的所述亲水吸湿面料的制备方法,其特征在于,所述涤纶织物的离子交换整理,包括以下步骤:
(1)预处理:配制 0.2-0.5wt%浓度的蔗糖酯溶液,超声分散1-1.5h; 将经过碱减量处理后涤纶织物浸入所述蔗糖酯溶液中,浴比为1: 30,在高温红外染色机中进行高温高压处理,温度设置为 130-150℃, 时间设置为60min,反应结束后,冲洗烘干;
(2)离子交换:配制1-3 wt %的海藻酸钠溶液,将预处理后的涤纶织物完全浸渍于所述海藻酸钠溶液中,浴比为1:30,浸渍时间为2-3h;然后去除表面残余溶液,再浸渍于2-3wt %CaCl2 溶液中进行离子交换,浸渍时间为2-3h;洗涤后干燥,再浸渍于含有 1-2%戊二醛和0.1mol/L 盐酸的丙酮和水的混合溶液中 20-24h,反应结束后取出涤并烘干;再浸渍于0.1-0.2mM的 AgNO3溶液中进行离子交换,浸渍时间为1-1.5h,洗涤并烘干,得到所述亲水吸湿面料。
7.根据权利要求6所述的所述亲水吸湿面料的制备方法,其特征在于,所述碱减量处理,包括如下步骤:
(1)将涤纶织物浸入浓度为10%的氢氧化钠溶液中,浴比为 1:50,在 80℃下碱减量处理60 min,然后在90℃下干燥 5min;
(2)将上述涤纶织物置于丙酮溶液中,浸泡 30 min。
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