CN104611806A - Flame retardant yarn comprising aromatic polymer fiber containing sulfuryl, fabric made of same and preparation method - Google Patents
Flame retardant yarn comprising aromatic polymer fiber containing sulfuryl, fabric made of same and preparation method Download PDFInfo
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- CN104611806A CN104611806A CN201510079381.1A CN201510079381A CN104611806A CN 104611806 A CN104611806 A CN 104611806A CN 201510079381 A CN201510079381 A CN 201510079381A CN 104611806 A CN104611806 A CN 104611806A
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- Prior art keywords
- fiber
- retardant
- sulfuryl
- yarn
- high temperature
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- 239000003063 flame retardant Substances 0.000 title claims abstract description 197
- 125000003118 aryl group Chemical group 0.000 title claims abstract description 139
- 125000000472 sulfonyl group Chemical group *S(*)(=O)=O 0.000 title claims abstract description 114
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 title claims abstract description 89
- 239000004744 fabric Substances 0.000 title claims abstract description 66
- 229920005594 polymer fiber Polymers 0.000 title claims abstract description 65
- 238000002360 preparation method Methods 0.000 title claims abstract description 13
- 239000000835 fiber Substances 0.000 claims abstract description 359
- 229920003043 Cellulose fiber Polymers 0.000 claims abstract description 35
- 239000004677 Nylon Substances 0.000 claims abstract description 26
- 229920001778 nylon Polymers 0.000 claims abstract description 26
- 239000000178 monomer Substances 0.000 claims description 75
- 239000000203 mixture Substances 0.000 claims description 36
- 238000002156 mixing Methods 0.000 claims description 35
- 125000003368 amide group Chemical group 0.000 claims description 31
- 229920003235 aromatic polyamide Polymers 0.000 claims description 29
- 238000000034 method Methods 0.000 claims description 29
- 229920000742 Cotton Polymers 0.000 claims description 25
- 239000004760 aramid Substances 0.000 claims description 25
- 229920000642 polymer Polymers 0.000 claims description 25
- WZCQRUWWHSTZEM-UHFFFAOYSA-N 1,3-phenylenediamine Chemical compound NC1=CC=CC(N)=C1 WZCQRUWWHSTZEM-UHFFFAOYSA-N 0.000 claims description 24
- 229940018564 m-phenylenediamine Drugs 0.000 claims description 24
- 150000004820 halides Chemical class 0.000 claims description 22
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 21
- 239000004917 carbon fiber Substances 0.000 claims description 21
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 21
- 239000004734 Polyphenylene sulfide Substances 0.000 claims description 20
- 229920004933 Terylene® Polymers 0.000 claims description 20
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 20
- 229920000069 polyphenylene sulfide Polymers 0.000 claims description 20
- 239000004642 Polyimide Substances 0.000 claims description 18
- 125000003545 alkoxy group Chemical group 0.000 claims description 18
- 229920001721 polyimide Polymers 0.000 claims description 18
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 claims description 18
- -1 polyparaphenylene Polymers 0.000 claims description 16
- 238000004017 vitrification Methods 0.000 claims description 16
- 229920000297 Rayon Polymers 0.000 claims description 13
- 239000002131 composite material Substances 0.000 claims description 13
- 229910052736 halogen Inorganic materials 0.000 claims description 12
- 150000002367 halogens Chemical class 0.000 claims description 12
- 238000009987 spinning Methods 0.000 claims description 11
- 229920002972 Acrylic fiber Polymers 0.000 claims description 10
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 10
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 10
- 125000004178 (C1-C4) alkyl group Chemical group 0.000 claims description 9
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 9
- 125000004423 acyloxy group Chemical group 0.000 claims description 9
- 125000004414 alkyl thio group Chemical group 0.000 claims description 9
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 9
- 239000001257 hydrogen Substances 0.000 claims description 9
- 229910052739 hydrogen Inorganic materials 0.000 claims description 9
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 claims description 9
- 229920000265 Polyparaphenylene Polymers 0.000 claims description 8
- 238000006116 polymerization reaction Methods 0.000 claims description 7
- 239000000126 substance Substances 0.000 claims description 7
- MQJKPEGWNLWLTK-UHFFFAOYSA-N Dapsone Chemical compound C1=CC(N)=CC=C1S(=O)(=O)C1=CC=C(N)C=C1 MQJKPEGWNLWLTK-UHFFFAOYSA-N 0.000 claims description 5
- 150000001805 chlorine compounds Chemical class 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 5
- LJGHYPLBDBRCRZ-UHFFFAOYSA-N 3-(3-aminophenyl)sulfonylaniline Chemical group NC1=CC=CC(S(=O)(=O)C=2C=C(N)C=CC=2)=C1 LJGHYPLBDBRCRZ-UHFFFAOYSA-N 0.000 claims description 4
- 238000009776 industrial production Methods 0.000 claims description 4
- 241000208202 Linaceae Species 0.000 claims description 3
- 235000004431 Linum usitatissimum Nutrition 0.000 claims description 3
- 125000006615 aromatic heterocyclic group Chemical group 0.000 claims description 3
- 230000009970 fire resistant effect Effects 0.000 claims description 3
- WCPAKWJPBJAGKN-UHFFFAOYSA-N oxadiazole Chemical compound C1=CON=N1 WCPAKWJPBJAGKN-UHFFFAOYSA-N 0.000 claims description 3
- 125000001142 dicarboxylic acid group Chemical group 0.000 claims 6
- 230000001681 protective effect Effects 0.000 abstract description 8
- 229920000728 polyester Polymers 0.000 abstract 1
- 238000009941 weaving Methods 0.000 description 21
- 150000001991 dicarboxylic acids Chemical group 0.000 description 16
- 239000004753 textile Substances 0.000 description 14
- 238000004043 dyeing Methods 0.000 description 13
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 description 10
- 229920001577 copolymer Polymers 0.000 description 9
- 238000009981 jet dyeing Methods 0.000 description 9
- 238000005406 washing Methods 0.000 description 9
- CBCKQZAAMUWICA-UHFFFAOYSA-N 1,4-phenylenediamine Chemical compound NC1=CC=C(N)C=C1 CBCKQZAAMUWICA-UHFFFAOYSA-N 0.000 description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 238000009940 knitting Methods 0.000 description 6
- 238000007639 printing Methods 0.000 description 6
- 238000009960 carding Methods 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 5
- 150000004985 diamines Chemical class 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 238000007378 ring spinning Methods 0.000 description 5
- 150000004984 aromatic diamines Chemical class 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- LTYMSROWYAPPGB-UHFFFAOYSA-N diphenyl sulfide Chemical group C=1C=CC=CC=1SC1=CC=CC=C1 LTYMSROWYAPPGB-UHFFFAOYSA-N 0.000 description 4
- 229920001519 homopolymer Polymers 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 239000011347 resin Substances 0.000 description 4
- 229920005989 resin Polymers 0.000 description 4
- 239000002759 woven fabric Substances 0.000 description 4
- 125000000217 alkyl group Chemical group 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 230000003252 repetitive effect Effects 0.000 description 3
- 125000001424 substituent group Chemical group 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 150000003568 thioethers Chemical group 0.000 description 3
- ZBMISJGHVWNWTE-UHFFFAOYSA-N 3-(4-aminophenoxy)aniline Chemical compound C1=CC(N)=CC=C1OC1=CC=CC(N)=C1 ZBMISJGHVWNWTE-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- 238000012695 Interfacial polymerization Methods 0.000 description 2
- OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 229920006231 aramid fiber Polymers 0.000 description 2
- FDQSRULYDNDXQB-UHFFFAOYSA-N benzene-1,3-dicarbonyl chloride Chemical compound ClC(=O)C1=CC=CC(C(Cl)=O)=C1 FDQSRULYDNDXQB-UHFFFAOYSA-N 0.000 description 2
- QARVLSVVCXYDNA-UHFFFAOYSA-N bromobenzene Chemical compound BrC1=CC=CC=C1 QARVLSVVCXYDNA-UHFFFAOYSA-N 0.000 description 2
- 229910021386 carbon form Inorganic materials 0.000 description 2
- 238000003763 carbonization Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- ANSXAPJVJOKRDJ-UHFFFAOYSA-N furo[3,4-f][2]benzofuran-1,3,5,7-tetrone Chemical compound C1=C2C(=O)OC(=O)C2=CC2=C1C(=O)OC2=O ANSXAPJVJOKRDJ-UHFFFAOYSA-N 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 238000006068 polycondensation reaction Methods 0.000 description 2
- 238000011176 pooling Methods 0.000 description 2
- AYEKOFBPNLCAJY-UHFFFAOYSA-O thiamine pyrophosphate Chemical compound CC1=C(CCOP(O)(=O)OP(O)(O)=O)SC=[N+]1CC1=CN=C(C)N=C1N AYEKOFBPNLCAJY-UHFFFAOYSA-O 0.000 description 2
- MGLZGLAFFOMWPB-UHFFFAOYSA-N 2-chloro-1,4-phenylenediamine Chemical compound NC1=CC=C(N)C(Cl)=C1 MGLZGLAFFOMWPB-UHFFFAOYSA-N 0.000 description 1
- NHJNWRVCOATWGF-UHFFFAOYSA-N 3-(3-amino-2-phenoxyphenyl)sulfonyl-2-phenoxyaniline Chemical compound NC1=CC=CC(S(=O)(=O)C=2C(=C(N)C=CC=2)OC=2C=CC=CC=2)=C1OC1=CC=CC=C1 NHJNWRVCOATWGF-UHFFFAOYSA-N 0.000 description 1
- NCROMWRGDGXTEG-UHFFFAOYSA-N 3-(3-carbonochloridoylphenyl)benzoyl chloride Chemical compound ClC(=O)C1=CC=CC(C=2C=C(C=CC=2)C(Cl)=O)=C1 NCROMWRGDGXTEG-UHFFFAOYSA-N 0.000 description 1
- YBRVSVVVWCFQMG-UHFFFAOYSA-N 4,4'-diaminodiphenylmethane Chemical compound C1=CC(N)=CC=C1CC1=CC=C(N)C=C1 YBRVSVVVWCFQMG-UHFFFAOYSA-N 0.000 description 1
- HLBLWEWZXPIGSM-UHFFFAOYSA-N 4-Aminophenyl ether Chemical compound C1=CC(N)=CC=C1OC1=CC=C(N)C=C1 HLBLWEWZXPIGSM-UHFFFAOYSA-N 0.000 description 1
- QZHXKQKKEBXYRG-UHFFFAOYSA-N 4-n-(4-aminophenyl)benzene-1,4-diamine Chemical compound C1=CC(N)=CC=C1NC1=CC=C(N)C=C1 QZHXKQKKEBXYRG-UHFFFAOYSA-N 0.000 description 1
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 description 1
- 206010006802 Burns second degree Diseases 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- MHNFBHYGMLXVAF-UHFFFAOYSA-N N-(aminomethoxy)aniline Chemical compound NCONC1=CC=CC=C1 MHNFBHYGMLXVAF-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 229920002978 Vinylon Polymers 0.000 description 1
- 229910000754 Wrought iron Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000001467 acupuncture Methods 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000002421 anti-septic effect Effects 0.000 description 1
- 239000004766 arselon Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 150000001555 benzenes Chemical class 0.000 description 1
- RWCCWEUUXYIKHB-UHFFFAOYSA-N benzophenone Chemical compound C=1C=CC=CC=1C(=O)C1=CC=CC=C1 RWCCWEUUXYIKHB-UHFFFAOYSA-N 0.000 description 1
- 239000012965 benzophenone Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000012993 chemical processing Methods 0.000 description 1
- 230000000536 complexating effect Effects 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000002079 cooperative effect Effects 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
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- 230000000254 damaging effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 125000003963 dichloro group Chemical group Cl* 0.000 description 1
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- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
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- 238000010528 free radical solution polymerization reaction Methods 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
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- 150000003949 imides Chemical class 0.000 description 1
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- 208000014674 injury Diseases 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- PSAQSGOQGSKQCF-UHFFFAOYSA-N naphthalene-1,3-dicarbonyl chloride Chemical compound C1=CC=CC2=CC(C(=O)Cl)=CC(C(Cl)=O)=C21 PSAQSGOQGSKQCF-UHFFFAOYSA-N 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000002667 nucleating agent Substances 0.000 description 1
- 238000007383 open-end spinning Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920003366 poly(p-phenylene terephthalamide) Polymers 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- GHMLBKRAJCXXBS-UHFFFAOYSA-N resorcinol Chemical compound OC1=CC=CC(O)=C1 GHMLBKRAJCXXBS-UHFFFAOYSA-N 0.000 description 1
- 229960001755 resorcinol Drugs 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 210000004243 sweat Anatomy 0.000 description 1
- MHSKRLJMQQNJNC-UHFFFAOYSA-N terephthalamide Chemical compound NC(=O)C1=CC=C(C(N)=O)C=C1 MHSKRLJMQQNJNC-UHFFFAOYSA-N 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000007382 vortex spinning Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Abstract
The invention relates to a flame retardant yarn comprising aromatic polymer fiber containing sulfuryl, a fabric and garment made of the same and a preparation method thereof. The yarn comprises a high temperature resistant inherent flame retardant fiber (A), conventional fire-retardant fiber (B) and flame retardant cellulose fiber (C). The conventional fire-retardant fiber (B) can be one of flame retardant nylon, flame retardant polyester and flame retardant acrylic selectively. The yarn is mainly applied to preparation of the protective camouflage fabric and garment with permanent flame retardance, wear resistance and good comfortable performance.
Description
Technical field
The present invention relates to a kind of comprising containing the flame-retardant yarn of the aromatic polymer fiber of sulfuryl with by its obtained fabric and clothes, and their preparation method.Yarn of the present invention is mainly applied and is prepared in permanent fire retardant, the protection camouflage fabric that wear-resisting, comfort property is good and clothes.
Background technology
Fire fighter, emergency response personnel, racing car personnel, army personnel, industrial production personnel often can be exposed in flame or high temperature; the protective clothing that they need or protective article are except needs have high temperature resistant and permanent fire retardant performance; also need that there is excellent anti-wear performance; simultaneously because the violent motion of human body and high temperature occasion make the amount of sweat of human body discharge at double, also need that there is the functions such as good comfortableness, poisture-penetrability, gas permeability and elimination peculiar smell for the fabric of this kind of occasion.
At present for being mostly of using of the fabric of such use or clothes cotton or cotton with other chemical fibre blending after do the product of flame-proof treatment, there is cotton easily mould, intensity difference, flame retardant effect not lastingly, the defects such as heat resistanceheat resistant performance is not good.And use the fiber such as flame-resistant terylene, nylon, because molten drop phenomenon is obvious, to produce secondary injury.Current use there is high-temperature fibre (as aramid fibrid, polyimide fiber and modified fibre thereof, polyazole fiber, carbon fiber preoxided thread etc.), permanent fire retardant and thermo-lag problem can be solved, but there is more difficult upper dye, can not contaminate dark color in (as dyeing dye uptake, dyeing COLOR FASTNESS and bright degree) in printing and dyeing property, COLOR FASTNESS is low, dye uptake is low, poor reproducibility, the defect of cost high (vitrification point more than 250 DEG C, dyeing temperature is high); In addition, what use above-mentioned high-temperature fibre wears discomfort, also counteracts that above-mentioned high-temperature fibre product in above-mentioned field batch application.
The aromatic polymer fiber comprised containing sulfuryl has sulfuryl, although vitrification point is higher than rod iron fiber, sulfuryl is easily painted.The fiber (nylon, terylene, acrylic fibers) of poor fire can reduce costs, and provide printing and dyeing, viscose can provide comfortableness.
Summary of the invention
In view of the problem of above-mentioned prior art, the object of the present invention is to provide a kind of fiber with excellent high temperature resistance performance, and comprise the yarn of this kind of fiber, fabric and goods.The fiber with excellent high temperature resistance performance of the present invention is a kind of aromatic polymer fiber containing sulfuryl, and this fiber has higher vitrification point, and excellent resistance to elevated temperatures, simultaneously due to strand existing sulfuryl, makes fiber easy dyeing.Add fire resistance in the yarn comparatively containing other fibers of the aromatic polymer fiber difference of sulfuryl simultaneously, as nylon, terylene, acrylic fibers, the cost of yarn can be reduced; In addition, add cellulose fibre in the yarn, the snugness of fit of yarn can be increased.
The present invention relates to a kind of yarn, it comprises:
High temperature resistant inherent fire-retardant fiber (A);
Conventional flame retardant fiber (B), described conventional flame retardant fiber is selected from fire-retardant nylon, flame-resistant terylene, flame-retardant acrylic fibre;
Flame retardant cellulose fiber (C).
Preferably, described high temperature resistant inherent fire-retardant fiber (A) comprises the high temperature resistant inherent fire-retardant fiber of a kind of low-intensity (A1) and a kind of high-strength high temperature-resistant inherent fire-retardant fiber (A2), the intensity of described low-intensity is high temperature resistant inherent fire-retardant fiber (A1) is less than or equal to below 10cN/dtex, and the intensity of described high-strength high temperature-resistant inherent fire-retardant fiber (A2) is for being greater than 10cN/dtex.
Preferably, the vitrification point of the high temperature resistant inherent fire-retardant fiber of described low-intensity (A1) is more than 250 DEG C.
Preferably, the LOI value of described low-intensity is high temperature resistant inherent fire-retardant fiber (A1) is more than 26, is more preferably more than 33.
Preferably, the LOI value of described conventional flame retardant fiber (B) is more than 26.
Preferably, the fibrous fracture intensity of described conventional flame retardant fiber (B) is more than 4.5cN/dtex.
, containing high temperature resistant inherent fire-retardant fiber (A) 25wt%-45wt% preferably, in described yarn by weight, conventional flame retardant fiber (B) 20wt%-40wt%, flame retardant cellulose fiber (C) 15wt%-35wt%.
Preferably, in described yarn by weight, containing the high temperature resistant inherent fire-retardant fiber of low-intensity (A1) 20wt%-40wt%, high-strength high temperature-resistant inherent fire-retardant fiber (A2) 5wt%-25wt%, conventional flame retardant fiber (B) 20wt%-40wt%, flame retardant cellulose fiber (C) 15wt%-35wt%.
Preferably, conductive fiber is comprised in described yarn.
Preferably, described conductive fiber content is in the yarn 0.5-5%, preferred 1-4%, more preferably 2-3%.
Preferably, described low-intensity is high temperature resistant, and inherent fire-retardant fiber (A1) is selected from containing the aromatic polymer fiber (A11) of sulfuryl, meta-aromatic polyamide fiber (A12), polyoxadiazole fibers (A13), polyphenylene sulfide fibre (A14), polyimide fiber (A15), or the mixing of one or more fibers above-mentioned.
Preferably, comprising by the chemical unit of molal quantity 50% in described polyoxadiazole fibers (A13) is cyclic aromatic or heterocyclic aromatic ring element; Preferred, described polyoxadiazole fibers (A13) is Ju Fang oxadiazole fiber.
Preferably, described high-strength high temperature-resistant inherent fire-retardant fiber (A2) is selected from p-aromatic polyamide fiber (A21), polyparaphenylene Ben Bing bis-oxazole fiber (A22), carbon fiber (A23), or the mixing of one or more fibers above-mentioned.
Preferably, the described aromatic polymer fiber (A11) containing sulfuryl is obtained by the aromatic polymer containing sulfuryl, and the described aromatic polymer containing sulfuryl is formed by following three kinds of monomer polymerizations:
Between position containing the aromatic monomer (a) of two amidos;
Containing sulfuryl and amino monomer (b);
The aromatic monomer containing dicarboxylic acids group of contraposition or its halides (c);
Described containing in the aromatic polymer of sulfuryl, sulfuryl mass percentage content is in the polymer 4-10%.
Preferably, in described yarn, contain by weight, described aromatic polymer fiber (A11) 70-30% containing sulfuryl, polyphenylene sulfide fibre (B) 30-70%; Preferred, in described yarn, contain by weight, containing aromatic polymer fiber (A) 60-40% of sulfuryl, polyphenylene sulfide fibre (B) 40-60%.
Preferably; described containing in the aromatic polymer fiber (A11) of sulfuryl, one or more substituting group that between described, the fragrant ring hydrogen of the aromatic monomer (a) containing two amidos of position is selected from halogen, C1-C4 alkyl, C1-C4 alkoxyl, phenyl, acyloxy, nitro, dialkyl amido, alkylthio, carboxyl, sulfonyl, carbonylic alkoxy independently replaces or does not replace.
Preferably, described containing in the aromatic polymer fiber (A11) of sulfuryl, between described, the aromatic monomer (a) containing two amidos of position is m-phenylene diamine (MPD), or comprises the mixing meta-aromatic diamine monomer of more than 80 % by mole m-phenylene diamine (MPD)s.
Preferably, described containing in the aromatic polymer fiber (A11) of sulfuryl, described is R, R containing sulfuryl and amino monomer (b) '-diamino-diphenyl sulfone.
Preferably, described containing in the aromatic polymer fiber (A11) of sulfuryl, described R, R '-diamino-diphenyl sulfone is selected from 3,3 '-diamino-diphenyl sulfone, DDS or their mixture.
Preferably; in the described aromatic polymer fiber (A11) containing sulfuryl, the one or more substituting group be selected from independently in halogen, C1-C4 alkyl, C1-C4 alkoxyl, phenyl, acyloxy, nitro, dialkyl amido, alkylthio, carboxyl, sulfonyl, carbonylic alkoxy containing the aromatic monomer of dicarboxylic acids group or the fragrant ring hydrogen of its halides (c) of described contraposition replaces or does not replace.
Preferably, described containing in the aromatic polymer fiber (A11) of sulfuryl, described contraposition be paraphthaloyl chloride containing the aromatic monomer of dicarboxylic acids group or its halides (c), or comprise the aromatic monomer containing dicarboxylic acids group of mixing contraposition or its halides of more than 80 % by mole paraphthaloyl chlorides.
Preferably, described containing in the aromatic polymer fiber (A11) of sulfuryl, the aromatic monomer (a) containing two amidos of described position is 1:0.98-1:1.01 with the molar weight sum of the monomer (b) containing sulfuryl and amino and the ratio containing the aromatic monomer of dicarboxylic acids group or the molar weight of its halides (c) of contraposition, is preferably 1:1.
Preferably, described containing in the aromatic polymer fiber (A11) of sulfuryl, between described, the aromatic monomer (a) containing two amidos of position is 50-80:20-50 with the ratio of the molar weight containing sulfuryl and amino monomer (b), preferred 60-75:25:40, more preferably 70-75:25-30.
Preferably, the described aromatic polymer fiber (A11) containing sulfuryl has the vitrification point of more than 300 DEG C, the preferably vitrification point of more than 320 DEG C, more preferably more than 340 DEG C, most preferably more than 345 DEG C.
Preferably, the described aromatic polymer fiber (A11) containing sulfuryl has the intensity of more than 4cN/dtex, preferred more than 4.5cN/dtex.
Preferably, the fineness of the described aromatic polymer fiber (A11) containing sulfuryl is 1.5D-5D.
Preferably, the length of the described aromatic polymer fiber (A11) containing sulfuryl is 38mm-102mm.
Preferably, described flame retardant cellulose fiber (C) is selected from native cellulose fibre and/or regenerated celulose fibre, and namely its anti-flaming function can be obtained by Final finishing, or in spinning process, add fire retardant acquisition.
Preferably, described flame retardant cellulose fiber (C) is selected from Fire resistant viscose fiber, flame-retardant cotton fiber, fire-retardant flax fibre.
Preferably, described conductive fiber is selected from metal fibre, carbon fiber, carbon fiber/nylon composite fibre, carbon fiber/terylene composite fibre.
Preferably, described carbon fiber/nylon composite fibre, carbon fiber/terylene composite fibre are skin-core structure.
The invention still further relates to a kind of preparation method of above-mentioned yarn, described method comprises:
I () forms fibre blend, described fibre blend comprises high temperature resistant inherent fire-retardant fiber (A), conventional flame retardant fiber (B), flame retardant cellulose fiber (C); And
(ii) by described fibre blend spun yarn;
Described conventional flame retardant fiber is selected from fire-retardant nylon, flame-resistant terylene, flame-retardant acrylic fibre.
Preferably, described high temperature resistant inherent fire-retardant fiber (A) comprises the high temperature resistant inherent fire-retardant fiber of a kind of low-intensity (A1) and a kind of high-strength high temperature-resistant inherent fire-retardant fiber (A2), the intensity of described low-intensity is high temperature resistant inherent fire-retardant fiber (A1) is less than or equal to below 10cN/dtex, and the intensity of described high-strength high temperature-resistant inherent fire-retardant fiber (A2) is for being greater than 10cN/dtex.
Preferably, the vitrification point of the high temperature resistant inherent fire-retardant fiber of described low-intensity (A1) is more than 250 DEG C.
Preferably, the LOI value of described low-intensity is high temperature resistant inherent fire-retardant fiber (A1) is more than 26, is more preferably more than 33.
, containing high temperature resistant inherent fire-retardant fiber (A) 25wt%-45wt% preferably, in described yarn by weight, conventional flame retardant fiber (B) 20wt%-40wt%, flame retardant cellulose fiber (C) 25wt%-40wt%.
Preferably, in described yarn by weight, containing the high temperature resistant inherent fire-retardant fiber of low-intensity (A1) 20wt%-30wt%, high-strength high temperature-resistant inherent fire-retardant fiber (A2) 5wt%-15wt%, conventional flame retardant fiber (B) 20wt%-40wt%, flame retardant cellulose fiber (C) 25wt%-40wt%.
Preferably, conductive fiber is comprised in described yarn.
Preferably, described conductive fiber content is in the yarn 0.5-5%, preferred 1-4%, more preferably 2-3%.
Preferably, described low-intensity is high temperature resistant, and inherent fire-retardant fiber (A1) is selected from containing the aromatic polymer fiber (A11) of sulfuryl, meta-aromatic polyamide fiber (A12), polyoxadiazole fibers (A13), polyphenylene sulfide fibre (A14), polyimide fiber (A15), or the mixing of one or more fibers above-mentioned.
Preferably, described high-strength high temperature-resistant inherent fire-retardant fiber (A2) is selected from p-aromatic polyamide fiber (A21), polyparaphenylene Ben Bing bis-oxazole fiber (A22), carbon fiber (A23), or the mixing of one or more fibers above-mentioned.
Preferably, the described aromatic polymer fiber (A11) containing sulfuryl is obtained by the aromatic polymer containing sulfuryl, and the described aromatic polymer containing sulfuryl is formed by following three kinds of monomer polymerizations:
Between position containing the aromatic monomer (a) of two amidos;
Containing sulfuryl and amino monomer (b);
The aromatic monomer containing dicarboxylic acids group of contraposition or its halides (c);
Described containing in the aromatic polymer of sulfuryl, sulfuryl mass percentage content is in the polymer 4-10%.
Preferably, in described yarn, contain by weight, described aromatic polymer fiber (A11) 70-30% containing sulfuryl, polyphenylene sulfide fibre (B) 30-70%; Preferred, in described yarn, contain by weight, containing aromatic polymer fiber (A) 60-40% of sulfuryl, polyphenylene sulfide fibre (B) 40-60%.
Preferably; described containing in the aromatic polymer fiber (A11) of sulfuryl, one or more substituting group that between described, the fragrant ring hydrogen of the aromatic monomer (a) containing two amidos of position is selected from halogen, C1-C4 alkyl, C1-C4 alkoxyl, phenyl, acyloxy, nitro, dialkyl amido, alkylthio, carboxyl, sulfonyl, carbonylic alkoxy independently replaces or does not replace.
Preferably, described containing in the aromatic polymer fiber (A11) of sulfuryl, between described, the aromatic monomer (a) containing two amidos of position is m-phenylene diamine (MPD), or comprises the mixing meta-aromatic diamine monomer of more than 80 % by mole m-phenylene diamine (MPD)s.
Preferably, described containing in the aromatic polymer fiber (A11) of sulfuryl, described is R, R containing sulfuryl and amino monomer (b) '-diamino-diphenyl sulfone.
Preferably, described containing in the aromatic polymer fiber (A11) of sulfuryl, described R, R '-diamino-diphenyl sulfone is selected from 3,3 '-diamino-diphenyl sulfone, DDS or their mixture.
Preferably; in the described aromatic polymer fiber (A11) containing sulfuryl, the one or more substituting group be selected from independently in halogen, C1-C4 alkyl, C1-C4 alkoxyl, phenyl, acyloxy, nitro, dialkyl amido, alkylthio, carboxyl, sulfonyl, carbonylic alkoxy containing the aromatic monomer of dicarboxylic acids group or the fragrant ring hydrogen of its halides (c) of described contraposition replaces or does not replace.
Preferably, described containing in the aromatic polymer fiber (A11) of sulfuryl, described contraposition be paraphthaloyl chloride containing the aromatic monomer of dicarboxylic acids group or its halides (c), or comprise the aromatic monomer containing dicarboxylic acids group of mixing contraposition or its halides of more than 80 % by mole paraphthaloyl chlorides.
Preferably, described containing in the aromatic polymer fiber (A11) of sulfuryl, the aromatic monomer (a) containing two amidos of described position is 1:0.98-1:1.01 with the molar weight sum of the monomer (b) containing sulfuryl and amino and the ratio containing the aromatic monomer of dicarboxylic acids group or the molar weight of its halides (c) of contraposition, is preferably 1:1.
Preferably, described containing in the aromatic polymer fiber (A11) of sulfuryl, between described, the aromatic monomer (a) containing two amidos of position is 50-80:20-50 with the ratio of the molar weight containing sulfuryl and amino monomer (b), preferred 60-75:25:40, more preferably 70-75:25-30.
Preferably, the described aromatic polymer fiber (A11) containing sulfuryl has the vitrification point of more than 300 DEG C, the preferably vitrification point of more than 320 DEG C, more preferably more than 340 DEG C, most preferably more than 345 DEG C.
Preferably, the described aromatic polymer fiber (A11) containing sulfuryl has the intensity of more than 4cN/dtex, preferred more than 4.5cN/dtex.
The invention still further relates to a kind of fabric comprising above-mentioned yarn.
Preferably, described fabric weight 150-350gsm, preferred 170-300gsm, more preferably 210-280gsm.
Preferably, described fabric is selected from woven fabric, knitted fabric.
The invention still further relates to the clothing item comprising above-mentioned yarn.
Preferably, described clothing item can be used as fire-entry suit, racing car clothes, army personnel's clothes, industrial production personnel clothes.
Detailed description of the invention
By being easier to understand the present invention see the content of the application's detailed description of the invention; but the present invention is not limited to described herein and/or shown concrete grammar, conditioned disjunction parameter; and term used herein is only to describe detailed description of the invention by way of example, can not limit the technical scheme that the application's claim is claimed.Hereinafter, comprise describing containing the flame-retardant yarn of the aromatic polymer fiber of sulfuryl with by its obtained fabric and clothes according to of the present invention, and their preparation method.
High temperature resistant inherent fire-retardant fiber (A)
High temperature resistant inherent fire-retardant fiber (A) of the present invention, refer to the molecular structure feature of fiber due to fibre-forming polymer, and itself is with the performance of heat-resistant fireproof, high temperature resistant inherent fire-retardant fiber (A) is different from common nylon, terylene, acrylic fibers obtain fire-retardant nylon, flame-resistant terylene, flame-retardant acrylic fibre through Final finishing.
The high temperature resistant inherent fire-retardant fiber (A) adopted in yarn of the present invention is preferably made up of the high temperature resistant inherent fire-retardant fiber of a kind of low-intensity (A1) and a kind of high-strength high temperature-resistant inherent fire-retardant fiber (A2).
Preferably, the intensity of described low-intensity is high temperature resistant inherent fire-retardant fiber (A1) is less than or equal to below 10cN/dtex, and vitrification point is more than 250 DEG C, and LOI value is more than 26, is more preferably more than 33.
Preferably, the intensity of described high-strength high temperature-resistant inherent fire-retardant fiber (A2) is for being greater than 10cN/dtex.
Preferably, described low-intensity is high temperature resistant, and inherent fire-retardant fiber (A1) is selected from containing the aromatic polymer fiber (A11) of sulfuryl, meta-aromatic polyamide fiber (A12), polyoxadiazole fibers (A13), polyphenylene sulfide fibre (A14), polyimide fiber (A15), or the mixing of one or more fibers above-mentioned.
Preferably, described high-strength high temperature-resistant inherent fire-retardant fiber (A2) is selected from p-aromatic polyamide fiber (A21), polyparaphenylene Ben Bing bis-oxazole fiber (A22), carbon fiber (A23), or the mixing of one or more fibers above-mentioned.
Below the concrete kind of above-mentioned high temperature resistant inherent fire-retardant fiber (A) is described.
Containing the aromatic polymer fiber (A11) of sulfuryl
Of the present invention containing in the aromatic polymer fiber (A11) of sulfuryl, the described aromatic polymer containing sulfuryl is formed by following three kinds of monomer polymerizations:
Between position containing the aromatic monomer a of two amidos;
Containing sulfuryl and amino monomer b;
The aromatic monomer containing dicarboxylic acids group of contraposition or its halides c.
Preferably, between described position containing the aromatic monomer a of two amidos preferably from m-phenylene diamine (MPD), 3,4 '-diaminodiphenyl ether, and there is halogen on aromatic rings, carbon number is the substituent derivatives such as the alkyl of 1-4.Further; described position containing two amidos aromatic monomer (c) fragrant ring hydrogen can independently replace by following one or more following substituting group or do not replace, one or more substituting group that these substituting groups comprise in halogen, C1-C4 alkyl, C1-C4 alkoxyl, phenyl, acyloxy, nitro, dialkyl amido, alkylthio, carboxyl, sulfonyl, carbonylic alkoxy replaces or does not replace.Preferred, between described, the aromatic monomer a containing two amidos of position is m-phenylene diamine (MPD), or comprises the mixing meta-aromatic diamine monomer of more than 80 % by mole m-phenylene diamine (MPD)s.
Preferably, the described monomer (b) containing sulfuryl and amino is preferably from R, R '-diamino-diphenyl sulfone (DDS), two (aminophenoxy phenyl) sulfone (BAPS) or its mixture.Described R, R '-diamino-diphenyl sulfone is selected from 3,3 '-diamino-diphenyl sulfone, DDS or their mixture.Wherein, be preferably only R, R '-diamino-diphenyl sulfone or containing more than 80 % by mole, preferably the mixing of the R of more than 90 % by mole, R '-diamino-diphenyl sulfone is containing the monomer of sulfuryl and amino.
Preferably, the aromatic monomer containing dicarboxylic acids group of contraposition or its halides c are with such as contraposition isophthalic acid chloride, and terephthalic acid (TPA) bromide etc., these aromatic rings have halogen, carbon number is the substituent derivatives such as the alkyl of 1-4.Further; the fragrant ring hydrogen containing the aromatic monomer of dicarboxylic acids group or its halides (b) of described contraposition can independently replace by following one or more following substituting group or do not replace, these substituting groups comprise halogen, C1-C4 alkyl, C1-C4 alkoxyl, phenyl, acyloxy, nitro, dialkyl amido, alkylthio, carboxyl, sulfonyl, carbonylic alkoxy.Wherein, preferred described contraposition containing the aromatic monomer of dicarboxylic acids group or its halides (b) for paraphthaloyl chloride itself or comprise more than 80 % by mole, preferably the paraphthaloyl chloride of more than 90 % by mole and other contrapositions contain the aromatic monomer of dicarboxylic acids group or the mixture of its halides (b).
Other aromatic monomer (c) containing two amidos can also be added containing in the polymerisation of the aromatic polymer of sulfuryl, preferably from m-phenylene diamine (MPD), 3,4 '-diaminodiphenyl ether etc., and there is halogen on these aromatic rings, carbon number is the substituent derivatives such as the alkyl of 1-4.Further; described position containing two amidos aromatic monomer (c) fragrant ring hydrogen can independently replace by following one or more following substituting group or do not replace, these substituting groups comprise halogen, C1-C4 alkyl, C1-C4 alkoxyl, phenyl, acyloxy, nitro, dialkyl amido, alkylthio, carboxyl, sulfonyl, carbonylic alkoxy.Wherein, be preferably only m-phenylene diamine (MPD) or containing more than 80 % by mole, preferably the mixing meta-aromatic diamine monomer of m-phenylene diamine (MPD) of more than 90 % by mole.
The present invention can also add other copolymer composition in the course of the polymerization process, such as p-phenylenediamine (PPD), 2,5-diaminochlorobenzene, 2, the benzene derivatives, 1 such as 5-diaminourea bromobenzene, aminomethoxy aniline, 5-naphthylenediamine, 4,4 '-diaminodiphenyl ether, 4,4 '-diaminourea benzophenone, 4,4 '-diamino-diphenyl amine, 4,4 '-diaminodiphenyl-methane, isophthalic acid chloride, 1,3-naphthalenedicarboxylic acid chloride, 3,3 '-biphenyl dicarboxylic acid chloride, 3,3 '-diphenyl ether dicarboxylic acid chlorides etc.
Some preferred embodiment in, the aromatic monomer a containing two amidos of described position is 1:0.98-1:1.01 with the molar weight sum of the monomer b containing sulfuryl and amino and the ratio containing the aromatic monomer of dicarboxylic acids group or the molar weight of its halides c of contraposition, is preferably 1:1.Between described, the aromatic monomer a containing two amidos of position is 50-80:20-50 with the ratio of the molar weight containing sulfuryl and amino monomer b, preferred 60-75:25:40, more preferably 70-75:25-30.
Aromatic polymer fiber containing sulfuryl of the present invention has the vitrification point of more than 300 DEG C, the preferably vitrification point of more than 320 DEG C, more preferably more than 340 DEG C, most preferably more than 345 DEG C.
Aromatic polymer fiber containing sulfuryl of the present invention has the intensity of more than 4CN/dtex, preferred more than 4.5CN/dtex, more preferably more than 5cN/dtex.
For the polymerization methods of fibre-forming polymer, there is no particular limitation in the present invention, such as can by manufacturing in the mode such as polymerisation in solution, interfacial polymerization.Process conditions for polycondensation reaction adopt the common process of this area, and the temperature of polycondensation reaction can be≤and 60 DEG C, preferably≤30 DEG C, more preferably≤0 DEG C.
The length of described fiber, preferably in the scope of 2-120mm, more preferably 38-102mm.When fibre length is less than 2mm, the complexing sometimes between fiber is not enough, and cause insufficient strength, this is undesirable.And during more than 120mm, there is fiber detaching sometimes bad, this is also undesirable.
In addition, the filament denier of the Aromatic High-temperature Resistant Fibers containing sulfuryl, when being conceived to fiber combing or acupuncture time be difficult to cause fiber fracture of wire, the intensity of heat-resistant filter do not reduce, and is preferably 0.1-15 dawn, more preferably 1.5-5 dawn.That is, when fiber number is less than 0.1 dawn, fiber strength is low, therefore the weaken of fabric, is not preferred.When fiber number is more than 15 dawn, will be excessively thick due to fiber number, fiber number easily occurs irregular during throwing, lacking stability of spinning process, is also not preferred.
Aromatic polymer fiber containing sulfuryl of the present invention, possesses permanent fire retardant and 250 degree of good heat-resisting quantity performances, limited oxygen index reaches 33, burn only carbonization without molten drop, and have good pliability, and fibre section own is irregular oval type, fiber surface has groove, considerably increase hygroscopicity and the hydrofuge of fiber, there is good comfort property.Therefore, by used in combination with other heat-resistance and flame-retardant fibers for the aromatic polymer fiber containing sulfuryl, the comfortableness effect of material clothing can be strengthened, and keep or promote better fire-retardant thermal protective performance.
Meta-aromatic polyamide fiber (A12)
To form between solution dyeing of the present invention bit-type fully aromatic polyamide between bit-type fully aromatic polyamide fiber to be made up of a bit-type aromatic diamine composition and a bit-type aromatic dicarboxylic acid composition, within the scope without prejudice to the object of the present invention, also copolymerization other copolymer composition of counterpoint type etc. can be had.
From the view point of mechanical characteristic, heat resistance, anti-flammability, particularly preferably use with mpd-i unit as bit-type fully aromatic polyamide between principal component as the raw material of bit-type fully aromatic polyamide fiber between solution dyeing of the present invention.
As bit-type fully aromatic polyamide between being made up of mpd-i unit, mpd-i unit is preferably more than 90 % by mole, more preferably more than 95 % by mole of whole repetitive, is particularly preferably 100 % by mole.
The manufacture method forming bit-type fully aromatic polyamide between bit-type fully aromatic polyamide fiber between solution dyeing of the present invention is not particularly limited, such as, can by a bit-type aromatic diamine composition and a bit-type aromatic dicarboxylic acid chlorine component polymerisation in solution or interfacial polymerization etc. as raw material be manufactured.
Polyoxadiazole fibers (A13)
In some embodiments, preferred polyoxadiazole comprises polyoxadiazole homopolymers and copolymer, is wherein cyclic aromatic or heterocyclic aromatic ring element by the chemical unit of molar basis at least 50% between coupling functional group.
In some embodiments, described polyoxadiazole fibers comprises poly (arylene ether)-1,3,4-oxadiazole polymer, poly (arylene ether)-1,2,4-oxadiazole polymer or their mixture.In some preferred embodiments, described polyoxadiazole fibers comprises polyparaphenylene-1,3,4-oxadiazole polymer.Suitable polyoxadiazole fibers is commercially known with extensive stock name, such as Oxalon, Arselon, Arselon-C and Arselon-S fiber.Preferably, described polyoxadiazole fibers (A13) is Ju Fang oxadiazole fiber.
Polyphenylene sulfide fibre (A14)
PPS in the present invention refer to containing structural formula (I) represent to the polymer of the diphenyl sulfide unit such as diphenyl sulfide unit, isophthalic thio-ether units as repetitive.
[structural formula (I)]
PPS can be homopolymers or the copolymer had diphenyl sulfide unit and isophthalic thio-ether units, and only otherwise depart from purport of the present invention, also can be and the copolymer of other aromatic series sulfide or mixture.
As the PPS resin used in the present invention, from the view point of heat resistance, durability, preferred use contain the repetitive shown in structure above (I) to diphenyl sulfide unit more than 70 % by mole, the more preferably PPS resin of more than 90 % by mole.In this case, other copolymer composition in PPS resin is preferably isophthalic thio-ether units, other aromatic thioether unit.
In addition, in the scope not damaging effect of the present invention, Nucleating Agent, delustering agent, pigment, mould inhibitor, antiseptic, fire retardant or hydrophilizing agent etc. can be added in PPS resin.
Polyimide fiber (A15)
In some embodiments, preferred polyimides is by monomeric unit pyromellitic acid anhydride (PMDA) and oxo diphenylamines
(ODA) formed and represented by having structure:
In another embodiment, polyimide fiber of the present invention comprises one or more the full aromatic polyimides being greater than 80 % by weight, be greater than one or more full aromatic polyimides of 90 % by weight, be greater than one or more full aromatic polyimides of 95 % by weight, be greater than one or more full aromatic polyimides of 99 % by weight, be greater than one or more full aromatic polyimides of 99.9 % by weight, or one or more full aromatic polyimides of 100 % by weight.As used herein, term " full aromatic polyimide " specifically refers to that the C-H that infrared absorbency at 1375cm-1 place of wherein acid imide C-N and contraposition replace is greater than 0.51 at the ratio of the infrared absorbency at 1500cm-1 place, and wherein at least 95% main polymer chain between adjacent phenyl rings because of covalent bond or ehter bond and the polyimides of bonding.
P-aromatic polyamide fiber (A21)
Contraposition aromatic polyamide of the present invention refer to by p-phenylenediamine (PPD) and paraphthaloyl chloride with equimolar ratio carry out polymerisation gained homopolymers and on a small quantity other diamines to be combined with p-phenylenediamine (PPD) and the copolymer of other dimethyl chlorides and paraphenylene terephthalamide's chloropexia gained on a small quantity.As rule, the use amount of other diamines and other dimethyl chlorides can be about 10 % by mole of p-phenylenediamine (PPD) or paraphthaloyl chloride at the most, or may be slightly high, and precondition is only other diamines and dimethyl chloride does not contain the active group disturbing polymerisation.Para-aramid also refers to other aromatic diamines and the copolymer of other aromatic diacid chlorides in conjunction with gained, such as, and 2,6-naphthaloyl chloride or chlorine paraphthaloyl chloride or dichloro paraphthaloyl chloride; Precondition is, the amount that other aromatic diamines and aromatic diacid chlorides exist can not cause adverse effect to the characteristic of para-aramid.Preferred para-aramid is PPTA homopolymers (PPD-T).
Can additive and para-aramid one be used from fiber, and have been found that, other polymeric materials of 10 % by weight can be blended with aromatic polyamides at the most, or can use the copolymer containing other diamines (instead of the diamines of aromatic polyamides) of 10% or other dimethyl chlorides (instead of the dimethyl chloride of aromatic polyamides) of 10%.
Polyparaphenylene Ben Bing bis-oxazole fiber (A22)
Polyparaphenylene Ben Bing bis-oxazole fiber (A22) of the present invention refers to and to be polymerized as raw material monomer by diamino resorcin hydrochlorate (DAR) and terephthalic acid (TPA) (TPA).In the present invention polyparaphenylene Ben Bing bis-oxazole fiber (A22) is had no particular limits.
Conventional flame retardant fiber (B)
Conventional flame retardant fiber (B) of the present invention refers to ordinary chemical fiber, if nylon, terylene, acrylic fibers etc. are after flame-retardant after-finishing, and the chemical fibre with flame-retardant nature obtained.Preferably, the LOI value of described conventional flame retardant fiber (B) is more than 26.Preferably, the fibrous fracture intensity of described conventional flame retardant fiber (B) is more than 4.5cN/dtex.
Flame retardant cellulose fiber (C)
Described flame retardant cellulose fiber (C) of the present invention is selected from native cellulose fibre and/or regenerated celulose fibre, and namely its anti-flaming function can be obtained by Final finishing, or in spinning process, add fire retardant acquisition.Such as: be selected from Fire resistant viscose fiber, flame-retardant cotton fiber, fire-retardant flax fibre.
Conductive fiber (D)
In other embodiment of the present invention, yarn of the present invention is also containing being yarn weight 1-5% by weight percentage, and preferred 1-4%, the more preferably conductive fiber of 2-3%, described conductive fiber can reduce the tendency that electrostatic gathers on fabric.
Preferably, described conductive fiber is selected from metal fibre, carbon fiber, carbon fiber/nylon composite fibre, carbon fiber/terylene composite fibre.Preferably, described metal fibre is selected from stainless steel fibre, carbon steel fiber, cast fiber, copper fiber, aluminum fiber, nickel fiber, Aludirome fiber, high temperature alloy fiber.The form of described metal fibre can be long fiber, staple fibre, crude fibre, fine fibre, steel suede, heterotypic fibre etc., is all applicable to the present invention.
Preferably, described carbon fiber/nylon composite fibre, carbon fiber/terylene composite fibre are skin-core structure.In some preferred embodiments, the fiber giving this antistatic characteristic is the skin-core fiber with nylon sheath and carbon core.
Carbon black composite conducting fiber of the present invention can commercially obtain, as the Tai Meida meta-aramid base conductive fiber of the P-140 fiber of du pont company's production, the Belltron B31 fiber of Japanese Zhong Fang company production, the production of the calm and peaceful company in Yantai.
Yarn
In embodiments of the invention, described yarn comprises high temperature resistant inherent fire-retardant fiber (A), conventional flame retardant fiber (B), flame retardant cellulose fiber (C); Described conventional flame retardant fiber is selected from fire-retardant nylon, flame-resistant terylene, flame-retardant acrylic fibre.Preferred, described high temperature resistant inherent fire-retardant fiber (A) comprises the high temperature resistant inherent fire-retardant fiber of a kind of low-intensity (A1) and a kind of high-strength high temperature-resistant inherent fire-retardant fiber (A2), the intensity of described low-intensity is high temperature resistant inherent fire-retardant fiber (A1) is less than or equal to below 10cN/dtex, and the intensity of described high-strength high temperature-resistant inherent fire-retardant fiber (A2) is for being greater than 10cN/dtex.
In described yarn, the fire resistance of inherent fire-retardant fiber (A1) can give yarn excellence that low-intensity is high temperature resistant; High-strength high temperature-resistant inherent fire-retardant fiber (A2), while the fire resistance of giving yarn excellence, because it has higher strength modulus and good high temperature dimensional stability, therefore may be that yarn also has good high temperature dimensional stability; Conventional flame retardant fiber (B) also can reduce the production cost of yarn while giving yarn fire resistance; Add the snugness of fit that flame retardant cellulose fiber can improve yarn in the yarn.
The content of each component in yarn, preferably, in described yarn by weight, containing high temperature resistant inherent fire-retardant fiber (A) 25wt%-45wt%, conventional flame retardant fiber (B) 20wt%-40wt%, flame retardant cellulose fiber (C) 15wt%-35wt%.Preferred, in described yarn by weight, containing the high temperature resistant inherent fire-retardant fiber of low-intensity (A1) 20wt%-40wt%, high-strength high temperature-resistant inherent fire-retardant fiber (A2) 5wt%-25wt%, conventional flame retardant fiber (B) 20wt%-40wt%, flame retardant cellulose fiber (C) 25wt%-40wt%.
Wherein, low-intensity is high temperature resistant inherent fire-retardant fiber (A1) content in the yarn preferably at more than 20wt%, below 30wt%.If 20wt% that this content is less than, then do not reach effective fire resistance, if be greater than 30wt%, negative effect can be had to yarn in printing and dyeing property and comfortableness.
High-strength high temperature-resistant inherent fire-retardant fiber (A2) content is in the yarn preferably 5wt%-15wt%, because high-strength high temperature-resistant inherent fire-retardant fiber (A2) has high-modulus, high shear resistance and low thermal contraction performance, it is in naked light combustion chamber, only carbonization and substantially not shrinking, when its content is in the yarn more than 5wt%, yarn can keep the DIMENSIONAL STABILITY of overall fabric when naked light burns, form good one-tenth carbon backbone structure, then thermo-lag index is had to the impact in front.If but high-strength high temperature-resistant inherent fire-retardant fiber (A2) content is in the yarn more than 15wt%, the fabric formed thus becomes easy embrittlement, pliable and tough not, affects tear properties, itself is with color simultaneously, has certain restriction to the alternative of yarn or plant printing and dyeing.
Conventional flame retardant fiber (B) content is in the yarn preferably 20wt%-40wt%.When described conventional flame retardant fiber (B) content is in the yarn higher than 20wt%, the anti-wear performance of fabric can be significantly improved, the pliability of fabric also improves thereupon, positive influences are had to the durability of the comfortable of fabric and mechanical property, and be conventional chemical fibre owing to playing basis, in printing and dyeing, also relative maturity is convenient.If but above-mentioned content is more than 40wt%, this conventional flame retardant fiber melting phenomenon at high temperature can cause negative effect to the fire resistance of yarn, and the prevention for fire-spreading property is unfavorable.
Flame retardant cellulose fiber (C) content is in the yarn preferably 25wt%-35wt%.Described flame retardant cellulose fiber (C) has good hygroscopicity and dyeability, facility of drawing materials, the advantage of easily processing.Described in yarn, when the ratio of flame retardant cellulose fiber (C) and conventional flame retardant fiber (B) is greater than 50%, yarn can have good dyeability and good feel.If in yarn, the content of flame retardant cellulose fiber (C) is greater than the content of conventional flame retardant fiber (B) simultaneously, flame retardant cellulose fiber (C) can reduce the molten drop phenomenon of conventional flame retardant fiber (B) in thermal environment, make the one-tenth carbon form of final fabric good, keep good DIMENSIONAL STABILITY at high temperature, then to thermo-lag effect, there are positive influences.But if the content of flame retardant cellulose fiber (C) is more than 40wt% in yarn, it can cause adverse effect in the mechanical property of yarn and durability,
In another preferred embodiment of the present invention, in described yarn, comprise conductive fiber.Preferably, described conductive fiber content is in the yarn 0.5-5%, preferred 1-4%, more preferably 2-3%.
In one embodiment, the intimate blend by obtained fiber forms described fibre blend.If needed, other staple fibres and this relatively uniform short fibre mixture can be made to combine.Describedly blendedly to realize by many methods known in the art, comprise and many continuous filament yarn line cylinders are placed on creel, and the long filament simultaneously cutting two or more type is to form the method for the blend of cutting staple fibre; Or relate to the different staple fibre bundle of shredding, the then method of shredding and blended various fiber in opener, blender and carding machine; Or form various staple fibre, then it is processed to form further the method that mixture such as forms fibre blend bar in carding machine.Various types of different fiber the additive method preparing fibre compact concurrent mixture can be adopted, as long as can be distributed in whole blend relatively uniformly.If form yarn by described blend, then described yarn has the mixture of relatively uniform staple fibre equally.In general, in the most preferred embodiment, by independent staple fibre shredding or be separated to the normal degree that can obtain Useful fabrics in fiber process, the fiber knot because the bad shredding of staple fibre causes or fiber joint and other major defects are not existed with the amount impairing final fabric quality.
In a preferred method, obtained intimate blend of staple fibers as follows: first mix deriving from the staple fibre of shredding bundle and any other staple fibre (if needed for additional function).Then use carding machine that fiber blends is combed into bar.In fiber industry, usually use carding machine to carry out defibre, adjustment fiber, and fibre delivery is delivered in the continuous strand of Loosely coupled fiber, and without being significantly wound around, it is commonly called the carded sliver.Usually through but not limited to two-step stretch method, the carded sliver is processed ripe bar.
The mode described fibre blend being made yarn can adopt the technological means of this area routine.As used staple fibre RING SPINNING technique well known in the art to obtain short fiber yarn, usual staple length takes cotton system when 38-51mm; 65mm-102mm takes woolen system spinning.Processing process is: fiber packet capturing → hopper mixing → opener → hopper → feed cotton machine → carding machine → drafting → rove → spun yarn → winder → blended yarn.Road weaving process after yarn is sent into.
According to the difference of process equipment, the yarn that the present invention relates to can adopt the mode such as RING SPINNING, SEILE textile, compact spinning, match network formula compact spinning, open-end spinning, vortex spinning to manufacture.
Fabric and goods
The invention still further relates to a kind of fabric deriving from above-mentioned yarn.Described including but not limited to is weaved or knit goods.General Fabric Design and structure are well known to those skilled in the art.Preferably, fabric weight of the present invention is 150-350gsm, preferred 170-300gsm, more preferably 210-280gsm.
So-called " weaving " fabric refers to, usually loom (air-jet loom, water jet looms, rapier loom etc.) upper formed by warp-wise or broadwise interwoven yarns, and yarn is filled each other or interweaves to be formed the fabric of any fabric tissue (such as plain weave, twill, satin weave, Fang Ping, satin weave, jacquard weave etc.).It is believed that plain weave and twill weave are the tissues the most often used in business, and be preferred in many embodiments.
So-called " knitting " fabric is referred to and is usually made by large circle machine or the processing of straight-bar machines equipment by the fabric using pin yarn coil interconnection to be formed.The product of concrete formation is also divided into the type of weft-knitted fabric and warp-knitted fabric.。In many cases, be obtained knit goods, yarn be fed into yarn is transformed in the knitting machine of fabric.If needed, many warps or yarn of pooling capital or not pooling capital can be provided in knitting machine; Namely use routine techniques, a branch of yarn or a branch of doubled yarn to be encased in knitting machine simultaneously and to be knitted into fabric, or be directly knitted into clothing goods such as gloves.In some embodiments, wish by feeding having one or more staple fibre yarns of fibre compact blend and one or more other short yarn or continuous filament yarns simultaneously, thus add to functional in knit goods.Adjustable knitting tightness is to meet any concrete needs.In such as single jersey and pile knit fabric decorative pattern, found the very effective combination of protective clothes performance.
In some embodiments, yarn can be used for preparing the flame protection clothes with comfortableness lifting, durability improvement, thermal protection guarantee.In some embodiments, described clothes have the armored fabric that one deck is substantially obtained by yarn of the present invention.These type of exemplary clothes comprise the Work Clothes etc. of fire fighter, racing car clothes, company's trousers shirt of army personnel and coveralls, industrial production personnel.Trousers, shirt, gloves, oversleeve etc. that other clothes can be worn under can being included in the such as chemical processing industry or industrial electric/electric power environmental that extreme heat event may occur.
Beneficial effect of the present invention
The present invention is by high temperature resistant inherent fire-retardant fiber (A), conventional flame retardant fiber (B), the blending of flame retardant cellulose fiber (C), define there is high mechanical scuff resistance, excellent high temperature resistance performance, good snugness of fit and printing and dyeing performance and low cost high temperature resistant yarn.Fabric is in combustion testing simultaneously, and become carbon form good, fiber cooperative effect is obvious, obviously alleviates the phenomenon of molten drop, and the performance of Thermal Protective aspect of performance is more outstanding.
Method of testing
Limited oxygen index (LOI): the minimum oxygen concentration in the oxygen represented with percent by volume and nitrogen mixture, under ASTM G125/D2863 condition, just can maintain the flaming combustion of the material under initial room-temperature.
Tensile break strength: with reference to GB/T 3923.1-2013 textile fabric tensile property.
Tear fracture strength: with reference to GB/T 3917.2-2009 textile fabric tear properties.
Anti-wear performance is tested: with reference to the performance test of ASTM 3884-1992 fabric plain grinding.
Moisture absorbing & quick drying property is tested: with reference to the evaluation of GBT 21655.1-2008 textiles absorbing fast-drying
Combustibility is tested: GB/T 5455-1997, lights under the sample of 30cm*8cm being placed on the burner of regulation, and after burning time 12s determined by measuring gage, the afterflame of sample, glow time and char length (carbon is long).
Material TPP value testing standard: NFPA 2112 fire retardant protective clothing testing standard, tpp thermal protective performance tester
Under the cloth of a piece 6 square inches is positioned over the thermal convection current that total energy density is 2cal/ (cm2*s) and radiant heat source, then record time of reaching needed for second degree burns, TPP value (TTP valve) time of being is multiplied by the numerical value of cal/ (cm2*s).
Embodiment and comparative example
The present invention can have the following example example, but is not limited to the following example.The experimental data of following examples and comparative example is listed in Table 1.
Embodiment 1
Fibre weight ratio is: H-PSA fiber, 20% fire-retardant nylon, 35% anti-flaming viscose, 15% Fanglun l414 of 30%, the scutching cotton blending bar that four kinds of fibers are prepared by conventional cotton system system equipment, then 24s staple fibre yarn is spun into by ring spinning frame, pooled capital by buncher doubling, make there is anti-flammability 24s/2 twine as weaving warp yarns.Taking same similar technique and blending ratio, making 20s/2 as weaving weft yarn.The greige twill fabric of grammes per square metre 267g/m2 is woven into by jet plane.Fabric after washing carries out jet dyeing in overflow dye vat.The coloured finished textile product grammes per square metre of gained is 282g/m2.
Embodiment 2
Fibre weight ratio is: H-PSA fiber, 30% fire-retardant nylon, 35% anti-flaming viscose, 10% Fanglun l414 of 25%, the scutching cotton blending bar that four kinds of fibers are prepared by conventional cotton system system equipment, then 30s staple fibre yarn is spun into by compact spinning frame, pooled capital by buncher doubling, make there is anti-flammability 30s/2 twine as weaving warp yarns.Taking same similar technique and blending ratio, making 28s/2 as weaving weft yarn.The greige twill fabric of grammes per square metre 207g/m2 is become by Shuttle Loom for Weaving.Fabric after washing carries out jet dyeing in overflow dye vat.The coloured finished textile product grammes per square metre of gained is 212g/m2.
Embodiment 3
Fibre weight ratio is: H-PSA fiber, 35% fire-retardant nylon, 40% anti-flaming viscose, 5% Fanglun l414 of 20%, the scutching cotton blending bar that four kinds of fibers are prepared by conventional cotton system system equipment, then 32s staple fibre yarn is spun into by compact spinning frame, pooled capital by buncher doubling, make there is anti-flammability 32s/2 twine as weaving warp yarns.The true qualities plain cloth of grammes per square metre 195g/m2 is become by Shuttle Loom for Weaving.Fabric after washing carries out jet dyeing in overflow dye vat.The coloured finished textile product grammes per square metre of gained is 202g/m2.
Embodiment 4
Fibre weight ratio is: aramid fiber 1313,20% flame-resistant terylene, 35% anti-flaming viscose, 15% Fanglun l414 of 30%, the scutching cotton blending bar that four kinds of fibers are prepared by conventional cotton system system equipment, then 30s staple fibre yarn is spun into by ring spinning frame, pooled capital by buncher doubling, make there is anti-flammability 30s/2 twine as weaving warp yarns.Taking same similar technique and blending ratio, making 28s/2 as weaving weft yarn.The greige twill TWILL CLOTH of grammes per square metre 212g/m2 is become by Shuttle Loom for Weaving.Fabric after washing carries out jet dyeing in overflow dye vat.The coloured finished textile product grammes per square metre of gained is 227g/m2.
Embodiment 5
Fibre weight ratio is: POD fiber, 30% fire-retardant nylon, 35% anti-flaming viscose, 10% Fanglun l414 of 25%, the scutching cotton blending bar that four kinds of fibers are prepared by conventional cotton system system equipment, then 30s staple fibre yarn is spun into by compact spinning frame, pooled capital by buncher doubling, make there is anti-flammability 28s/2 twine as weaving warp yarns.Taking same similar technique and blending ratio, making 24s/2 as weaving weft yarn.The true qualities plain cloth of grammes per square metre 263g/m2 is become by Shuttle Loom for Weaving.Fabric after washing carries out jet dyeing in overflow dye vat.The coloured finished textile product grammes per square metre of gained is 277g/m2.
Embodiment 6
Fibre weight ratio is: polyimide fiber, 35% flame-resistant terylene, 40% anti-flaming viscose, the 5%PBO of 20%, the scutching cotton blending bar that four kinds of fibers are prepared by conventional cotton system system equipment, then 28s staple fibre yarn is spun into by compact spinning frame, pooled capital by buncher doubling, make there is anti-flammability 28s/2 twine as weaving warp yarns.Taking same similar technique and blending ratio, making 24s/2 as weaving weft yarn.The greige twill fabric of fabric weight 227g/m2 is become by Shuttle Loom for Weaving.Fabric after washing carries out jet dyeing in overflow dye vat.The coloured finished textile product grammes per square metre of gained is 242g/m2.
Embodiment 7
Fibre weight ratio is: H-PSA fiber, 20% fire-retardant nylon, 35% anti-flaming viscose, 15% Fanglun l414 of 30%, the scutching cotton blending bar that four kinds of fibers are prepared by conventional cotton system system equipment, then be spun into 30s staple fibre yarn by ring spinning frame, take large circle machine knitting equipment to process and obtain the two-sided rib stitch knitted fabric that fabric weight is 200g/m2.
Embodiment 8
Fibre weight ratio is: H-PSA fiber, 30% fire-retardant nylon, 40% anti-flaming viscose, 10% Fanglun l414 of 20%, the scutching cotton blending bar that four kinds of fibers are prepared by conventional cotton system system equipment, then be spun into 20s staple fibre yarn by SEILE textile fine spining machine, taking straight-bar machines equipment to process obtained fabric weight is the knitted fabric of 200g/m2.
Comparative example 1
Take the method for embodiment 2, making fibre weight ratio is: 55% fire-retardant nylon, 35% anti-flaming viscose, 10% Fanglun l414, has the 30s/2 twine of anti-flammability as weaving warp yarns.Be woven into the woven fabric of 207gsm, the fabric after washing carries out jet dyeing in overflow dye vat, and the coloured finished textile product grammes per square metre of gained is 215g/m2.
Comparative example 2
Take the method for embodiment 2, making fibre weight ratio is: 80% retardant cotton, 20% Flame Vinylon, has the 24s/2 twine of anti-flammability as weaving warp yarns.Be woven into the woven fabric of 268gsm, the fabric after washing carries out jet dyeing in overflow dye vat, and the coloured finished textile product grammes per square metre of gained is 283g/m2.
Comparative example 3
Take the method for embodiment 2, making fibre weight ratio is: 50% aramid fiber 1313,40% flame-resistant terylene, 10% Fanglun l414, has the 26s/2 twine of anti-flammability as weaving warp yarns.Be woven into the woven fabric of 237gsm, the fabric after washing carries out jet dyeing in overflow dye vat, and the coloured finished textile product grammes per square metre of gained is 245g/m2.
Table 1
Claims (24)
1. a yarn, it comprises:
High temperature resistant inherent fire-retardant fiber (A);
Conventional flame retardant fiber (B), described conventional flame retardant fiber is selected from fire-retardant nylon, flame-resistant terylene, flame-retardant acrylic fibre;
Flame retardant cellulose fiber (C).
Preferably, described high temperature resistant inherent fire-retardant fiber (A) comprises the high temperature resistant inherent fire-retardant fiber of a kind of low-intensity (A1) and a kind of high-strength high temperature-resistant inherent fire-retardant fiber (A2), the intensity of described low-intensity is high temperature resistant inherent fire-retardant fiber (A1) is less than or equal to below 10cN/dtex, and the intensity of described high-strength high temperature-resistant inherent fire-retardant fiber (A2) is for being greater than 10cN/dtex.
2. yarn according to claim 1, the vitrification point of described low-intensity is high temperature resistant inherent fire-retardant fiber (A1) is more than 250 DEG C;
Preferably, the LOI value of described low-intensity is high temperature resistant inherent fire-retardant fiber (A1) is more than 26, is more preferably more than 33.
3. yarn according to claim 1 and 2, the LOI value of described conventional flame retardant fiber (B) is more than 26;
Preferably, the fibrous fracture intensity of described conventional flame retardant fiber (B) is more than 4.5cN/dtex.
4. the yarn according to any one of claim 1-3, in described yarn by weight, containing high temperature resistant inherent fire-retardant fiber (A) 25wt%-45wt%, conventional flame retardant fiber (B) 20wt%-40wt%, flame retardant cellulose fiber (C) 15wt%-35wt%;
Preferably, in described yarn by weight, containing the high temperature resistant inherent fire-retardant fiber of low-intensity (A1) 20wt%-40wt%, high-strength high temperature-resistant inherent fire-retardant fiber (A2) 5wt%-25wt%, conventional flame retardant fiber (B) 20wt%-40wt%, flame retardant cellulose fiber (C) 15wt%-35wt%.
5. the yarn according to any one of claim 1-4, comprises conductive fiber in described yarn;
Preferably, described conductive fiber content is in the yarn 0.5-5%, preferred 1-4%, more preferably 2-3%.
6. the yarn according to any one of claim 1-5, described low-intensity is high temperature resistant, and inherent fire-retardant fiber (A1) is selected from containing the aromatic polymer fiber (A11) of sulfuryl, meta-aromatic polyamide fiber (A12), polyoxadiazole fibers (A13), polyphenylene sulfide fibre (A14), polyimide fiber (A15), or the mixing of one or more fibers above-mentioned;
Wherein preferred, comprising by the chemical unit of molal quantity 50% in described polyoxadiazole fibers (A13) is cyclic aromatic or heterocyclic aromatic ring element; Preferred, described polyoxadiazole fibers (A13) is Ju Fang oxadiazole fiber.
7. the yarn according to any one of claim 1-6, described high-strength high temperature-resistant inherent fire-retardant fiber (A2) is selected from p-aromatic polyamide fiber (A21), polyparaphenylene Ben Bing bis-oxazole fiber (A22), carbon fiber (A23), or the mixing of one or more fibers above-mentioned;
Wherein preferred, the described aromatic polymer fiber (A11) containing sulfuryl is obtained by the aromatic polymer containing sulfuryl, and the described aromatic polymer containing sulfuryl is formed by following three kinds of monomer polymerizations:
Between position containing the aromatic monomer (a) of two amidos;
Containing sulfuryl and amino monomer (b);
The aromatic monomer containing dicarboxylic acids group of contraposition or its halides (c);
Described containing in the aromatic polymer of sulfuryl, sulfuryl mass percentage content is in the polymer 4-10%.
8. the yarn according to any one of claim 1-7, in described yarn, contains by weight, described aromatic polymer fiber (A11) 70-30% containing sulfuryl, polyphenylene sulfide fibre (B) 30-70%;
Preferred, in described yarn, contain by weight, containing aromatic polymer fiber (A11) 60-40% of sulfuryl, polyphenylene sulfide fibre (B) 40-60%.
9. the yarn according to any one of claim 1-8, described containing in the aromatic polymer fiber (A11) of sulfuryl, one or more substituting group that between described, the fragrant ring hydrogen of the aromatic monomer (a) containing two amidos of position is selected from halogen, C1-C4 alkyl, C1-C4 alkoxyl, phenyl, acyloxy, nitro, dialkyl amido, alkylthio, carboxyl, sulfonyl, carbonylic alkoxy independently replaces or does not replace;
Preferably, described containing in the aromatic polymer fiber (A11) of sulfuryl, between described, the aromatic monomer (a) containing two amidos of position is m-phenylene diamine (MPD), or comprises the mixing meta-aromatic diamine monomer of more than 80 % by mole m-phenylene diamine (MPD)s.
10. the yarn according to any one of claim 1-9, described containing in the aromatic polymer fiber (A11) of sulfuryl, described is R, R containing sulfuryl and amino monomer (b) '-diamino-diphenyl sulfone;
Preferably, described containing in the aromatic polymer fiber (A11) of sulfuryl, described R, R '-diamino-diphenyl sulfone is selected from 3,3 '-diamino-diphenyl sulfone, DDS or their mixture.
11. yarns according to any one of claim 1-10, in the described aromatic polymer fiber (A11) containing sulfuryl, described contraposition containing the aromatic monomer of dicarboxylic acids group or the fragrant ring hydrogen of its halides (c) be selected from independently halogen,
One or more substituting group in C1-C4 alkyl, C1-C4 alkoxyl, phenyl, acyloxy, nitro, dialkyl amido, alkylthio, carboxyl, sulfonyl, carbonylic alkoxy replaces or does not replace;
Preferably, described containing in the aromatic polymer fiber (A11) of sulfuryl, described contraposition be paraphthaloyl chloride containing the aromatic monomer of dicarboxylic acids group or its halides (c), or comprise the aromatic monomer containing dicarboxylic acids group of mixing contraposition or its halides of more than 80 % by mole paraphthaloyl chlorides.
12. yarns according to any one of claim 1-11, described containing in the aromatic polymer fiber (A11) of sulfuryl, the aromatic monomer (a) containing two amidos of described position is 1:0.98-1:1.01 with the molar weight sum of the monomer (b) containing sulfuryl and amino and the ratio containing the aromatic monomer of dicarboxylic acids group or the molar weight of its halides (c) of contraposition, is preferably 1:1.
13. yarns according to any one of claim 1-12, described containing in the aromatic polymer fiber (A11) of sulfuryl, between described, the aromatic monomer (a) containing two amidos of position is 50-80:20-50 with the ratio of the molar weight containing sulfuryl and amino monomer (b), preferred 60-75:25:40, more preferably 70-75:25-30.
14. yarns according to any one of claim 1-13, the described aromatic polymer fiber (A11) containing sulfuryl has the vitrification point of more than 300 DEG C, the preferably vitrification point of more than 320 DEG C, more preferably more than 340 DEG C, most preferably more than 345 DEG C; Preferably, the described aromatic polymer fiber (A11) containing sulfuryl has the intensity of more than 4cN/dtex, preferred more than 4.5cN/dtex.
Preferred, the fineness of the described aromatic polymer fiber (A11) containing sulfuryl is 1.5D-5D;
Preferred further, the length of the described aromatic polymer fiber (A11) containing sulfuryl is 38mm-102mm.
15. yarns according to any one of claim 1-14, described flame retardant cellulose fiber (C) is selected from native cellulose fibre and/or regenerated celulose fibre;
Preferably, the anti-flaming function of described flame retardant cellulose fiber (C) is obtained by flame-retardant after-finishing, or obtains by adding fire retardant to stoste in spinning process;
Preferably, described flame retardant cellulose fiber (C) is selected from Fire resistant viscose fiber, flame-retardant cotton fiber, fire-retardant flax fibre.
16. yarns according to any one of claim 1-15, described conductive fiber is selected from metal fibre, carbon fiber, carbon fiber/nylon composite fibre, carbon fiber/terylene composite fibre;
Preferably, described carbon fiber/nylon composite fibre, carbon fiber/terylene composite fibre are skin-core structure.
The preparation method of 17. 1 kinds of yarns as described in any one of claim 1-16, described method comprises:
I () forms fibre blend, described fibre blend comprises high temperature resistant inherent fire-retardant fiber (A), conventional flame retardant fiber (B), flame retardant cellulose fiber (C); And
(ii) by described fibre blend spun yarn;
Described conventional flame retardant fiber is selected from fire-retardant nylon, flame-resistant terylene, flame-retardant acrylic fibre.
Preferably, described high temperature resistant inherent fire-retardant fiber (A) comprises the high temperature resistant inherent fire-retardant fiber of a kind of low-intensity (A1) and a kind of high-strength high temperature-resistant inherent fire-retardant fiber (A2), the intensity of described low-intensity is high temperature resistant inherent fire-retardant fiber (A1) is less than or equal to below 10cN/dtex, and the intensity of described high-strength high temperature-resistant inherent fire-retardant fiber (A2) is for being greater than 10cN/dtex.
18. preparation methods according to claim 17, the vitrification point of described low-intensity is high temperature resistant inherent fire-retardant fiber (A1) is more than 250 DEG C;
Preferably, the LOI value of described low-intensity is high temperature resistant inherent fire-retardant fiber (A1) is more than 26, is more preferably more than 33.
19. preparation methods according to claim 17 or 18, in described yarn by weight, containing high temperature resistant inherent fire-retardant fiber (A) 25wt%-45wt%, conventional flame retardant fiber (B) 20wt%-40wt%, flame retardant cellulose fiber (C) 25wt%-40wt%; Preferably, in described yarn by weight, containing the high temperature resistant inherent fire-retardant fiber of low-intensity (A1) 20wt%-30wt%, high-strength high temperature-resistant inherent fire-retardant fiber (A2) 5wt%-15wt%, conventional flame retardant fiber (B) 20wt%-40wt%, flame retardant cellulose fiber (C) 25wt%-40wt%.
20. preparation methods according to any one of claim 17-19, comprise conductive fiber in described yarn;
Preferably, described conductive fiber content is in the yarn 0.5-5%, preferred 1-4%, more preferably 2-3%.
21. preparation methods according to any one of claim 17-20, described low-intensity is high temperature resistant, and inherent fire-retardant fiber (A1) is selected from containing the aromatic polymer fiber (A11) of sulfuryl, meta-aromatic polyamide fiber (A12), polyoxadiazole fibers (A13), polyphenylene sulfide fibre (A14), polyimide fiber (A15), or the mixing of one or more fibers above-mentioned.
Preferred further, described high-strength high temperature-resistant inherent fire-retardant fiber (A2) is selected from p-aromatic polyamide fiber (A21), polyparaphenylene Ben Bing bis-oxazole fiber (A22), carbon fiber (A23), or the mixing of one or more fibers above-mentioned.
Preferred, the described aromatic polymer fiber (A11) containing sulfuryl is obtained by the aromatic polymer containing sulfuryl, and the described aromatic polymer containing sulfuryl is formed by following three kinds of monomer polymerizations:
Between position containing the aromatic monomer (a) of two amidos;
Containing sulfuryl and amino monomer (b);
The aromatic monomer containing dicarboxylic acids group of contraposition or its halides (c);
Described containing in the aromatic polymer of sulfuryl, sulfuryl mass percentage content is in the polymer 4-10%.
22. preparation methods according to any one of claim 17-21, in described yarn, contain by weight, described aromatic polymer fiber (A11) 70-30% containing sulfuryl, polyphenylene sulfide fibre (B) 30-70%; Preferred, in described yarn, contain by weight, containing aromatic polymer fiber (A) 60-40% of sulfuryl, polyphenylene sulfide fibre (B) 40-60%.
23. 1 kinds of fabrics comprising yarn as described in any one of claim 1-16.
Preferably, described fabric weight 150-350gsm, preferred 170-300gsm, more preferably 210-280gsm.
24. 1 kinds of clothing items comprising yarn as described in any one of claim 1-16;
Preferably, described clothing item is fire-entry suit, racing car clothes, army personnel's clothes, industrial production personnel clothes.
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| US11359309B2 (en) | 2018-12-21 | 2022-06-14 | Target Brands, Inc. | Ring spun yarn and method |
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| CN109943933A (en) * | 2019-03-08 | 2019-06-28 | 东华大学 | A kind of production method of the mixed yarn of fiber containing Flameproof polyamide and polyarylate fiber |
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Denomination of invention: Flame retardant yarns containing aromatic polymer fibers containing sulfone groups, fabrics prepared from them, and preparation methods Granted publication date: 20180105 Pledgee: Dongying rural commercial bank Limited by Share Ltd. Dongcheng sub branch Pledgor: Zhongfang new materials Co.,Ltd. Registration number: Y2024980010791 |