CN114855455B - Anti-wicking composition, spinning oil and anti-wicking yarn and preparation method thereof - Google Patents

Anti-wicking composition, spinning oil and anti-wicking yarn and preparation method thereof Download PDF

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CN114855455B
CN114855455B CN202210455780.3A CN202210455780A CN114855455B CN 114855455 B CN114855455 B CN 114855455B CN 202210455780 A CN202210455780 A CN 202210455780A CN 114855455 B CN114855455 B CN 114855455B
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wicking
monomer
agent
fluorocarbon
emulsion
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CN114855455A (en
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李阳
李鹏鹏
朱文祥
汤添艺
马玉爽
尹用飞
唐晓波
顾锋
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Hailide New Material Research Shanghai Co ltd
Zhejiang Hailide New Material Co ltd
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Hailide New Material Research Shanghai Co ltd
Zhejiang Hailide New Material Co ltd
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    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06MTREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/19Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
    • D06M15/21Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M15/263Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated carboxylic acids; Salts or esters thereof
    • D06M15/277Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated carboxylic acids; Salts or esters thereof containing fluorine
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/10Esters
    • C08F220/22Esters containing halogen
    • C08F220/24Esters containing halogen containing perhaloalkyl radicals
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/10Esters
    • C08F220/38Esters containing sulfur
    • C08F220/387Esters containing sulfur and containing nitrogen and oxygen
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G77/00Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
    • C08G77/04Polysiloxanes
    • C08G77/38Polysiloxanes modified by chemical after-treatment
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06MTREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/19Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
    • D06M15/37Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M15/643Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds containing silicon in the main chain
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06MTREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M2101/00Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
    • D06M2101/16Synthetic fibres, other than mineral fibres
    • D06M2101/30Synthetic polymers consisting of macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M2101/32Polyesters
    • DTEXTILES; PAPER
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    • D06MTREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M2200/00Functionality of the treatment composition and/or properties imparted to the textile material
    • D06M2200/10Repellency against liquids
    • D06M2200/12Hydrophobic properties

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  • General Chemical & Material Sciences (AREA)
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Abstract

The invention discloses an anti-wicking composition, which comprises a fluorocarbon anti-wicking agent and a silicon wax anti-wicking agent, wherein the mass ratio of the fluorocarbon anti-wicking agent to the silicon wax anti-wicking agent is (25-1): 1. the invention also discloses a preparation method of the anti-wicking composition, a spinning oil containing the anti-wicking composition and an anti-wicking yarn prepared by adopting the spinning oil. The anti-wicking composition can form a double-layer waterproof structure on the surface of the yarn, the two layers of waterproof structures cooperate to mutually enhance the waterproof effect, and the waterproof effect of 1+1 & gt2 is achieved, so that the water absorption height of the anti-wicking composition is less than 1cm, and the water absorption height of the anti-wicking composition can even reach 0.1cm after the anti-wicking composition is used.

Description

Anti-wicking composition, spinning oil and anti-wicking yarn and preparation method thereof
Technical Field
The invention belongs to the technical field of anti-wicking wires, and particularly relates to an anti-wicking composition, a spinning oil, an anti-wicking wire and a preparation method thereof.
Background
The anti-wicking yarn is an important variety of terylene industrial yarn and is mainly used as a framework material of PET-PVC composite materials (such as advertisement lamp box cloth, truck tarpaulin, swimming pool cloth, testin, film structure and the like). The anti-wicking yarn has low interfacial tension and good water-repellent effect, and the prepared composite material cannot generate mildew spots and performance degradation caused by infiltration of rainwater along the yarn. When the anti-wicking yarn is produced, an anti-wicking agent (the anti-wicking agent is also generally emulsion) is added into the emulsion type basic spinning oil in a certain proportion, the anti-wicking agent is applied to newly produced yarns along with the basic spinning oil (the basic spinning oil can be SN-951 brand of Sanyo chemical Co., ltd.), and then water is evaporated along with the processes of drawing, heat setting, relaxation and the like of the yarns, and the anti-wicking agent active substance remained on the surfaces of the yarns spreads into a waterproof layer on the surfaces of the yarns to play a role of anti-wicking. The anti-wicking agents currently used in commercial production are mainly from Goulston and Dahon ink, inc., U.S., and are fluorocarbon anti-wicking agents, and non-fluorocarbon anti-wicking agents have not achieved fluorocarbon anti-wicking effects nor have they been successfully used. Compared with the traditional fabric waterproof agent for textile finishing, the commercialized fabric waterproof agent can not meet the requirements when being used for producing anti-wicking yarns, mainly caused by the process difference between the waterproof finishing process and the spinning process, and has low speed (tens of meters/min) and long heat setting (about 180 ℃) time (several minutes); the spinning process is fast (several kilometers per minute), and the heat setting (240 ℃) time is extremely short (several tens milliseconds). Therefore, the existing process using the waterproof finishing agent cannot be applied to the spinning process, and the waterproof finishing agent cannot be used in the spinning process to realize the waterproof function of anti-wicking yarn.
The wicking height is an important index for evaluating the performance of the anti-wicking agent, and the method for testing the wicking height of the anti-wicking polyester industrial filament is given by China chemical fiber industry association standard T/CCFA 01035-2018, namely, the wicking height of liquid after a single yarn is subjected to heat treatment at 150 ℃ for 5 minutes and the yarn core is tested to absorb deionized water with a color developing agent for 1 hour. The standard prescribes that the wicking height is lower than 5mm as a first grade product, the wicking height is between 5 and 20mm as a second grade product, and the wicking height is between 20 and 50mm as a qualified product. While foreign weavers give more stringent procurement detection criteria, i.e. yarns of 80 strands of monofilament are acceptable when they have been wicked for less than one inch without any heat treatment for 16 hours.
The existing anti-wicking wires adopt the conventional formula and process, the water absorption height is generally more than 10mm, and the wicking height of the low anti-wicking wires can be about 100mm, so that most anti-wicking wires cannot achieve the ideal waterproof effect. Such as lamp house advertisement cloth, PVC cloth, etc., the end of cloth is in outdoor long-term use, under conditions such as raining, the lamp that easily takes place absorbs water, and blackening to influence result of use and pleasing to the eye. There is a need for an anti-wicking composition, spin finish, anti-wicking filaments and method of making the same that have a water absorption height of less than 10mm, and sometimes up to 1 mm.
Disclosure of Invention
The invention aims to solve the technical problem of providing an anti-wicking composition which can produce anti-wicking filaments with a wicking height of less than 10mm and even up to 1mm through the combined use of two single components.
Meanwhile, the invention provides a preparation method of the anti-wicking composition, and the method can form a double-layer waterproof layer on the outer surface of the anti-wicking wire to achieve the waterproof effect of 1+1 & gt2 and mutually reinforcing.
Meanwhile, the invention provides a spinning oil agent adopting the anti-wicking composition.
Meanwhile, the invention provides the anti-wicking yarn prepared from the spinning oil.
In order to solve the technical problems, the invention adopts the following technical scheme:
an anti-wicking composition comprising a fluorocarbon anti-wicking agent and a silicone wax anti-wicking agent, wherein the mass ratio of the fluorocarbon anti-wicking agent to the silicone wax anti-wicking agent is (25-1): 1.
the structural formula of the fluorocarbon anti-wicking agent is as follows:
wherein, R: h or Me;
X:-(CH 2 ) n -or-SO 2 NR’CH 2 CH 2 -; wherein R' is methyl, ethyl or propyl, and n has a value range of 1-4;
rf: a C4-C8 fluorocarbon chain;
R 1 : C8-C18 alkyl, the long-chain alkyl monomer accounts for 20-40% of the total mass of the monomer;
A 0 : an auxiliary body;
wherein the fluorocarbon monomer A accounts for 50-75% of the total mass of the fluorocarbon anti-wicking agent monomer, the long-chain alkyl monomer B accounts for 20-40% of the total mass of the fluorocarbon anti-wicking agent monomer, and the auxiliary monomer C accounts for 5-20% of the total mass of the fluorocarbon anti-wicking agent monomer.
The auxiliary monomer C comprises any one of butyl acrylate, ethyl acrylate, N-octyl acrylate, isooctyl acrylate, methyl acrylate MA, methyl methacrylate MMA, ethyl methacrylate EMA, styrene ST, styrene monomer, hydroxyethyl acrylate and N-methylolacrylamide.
The fluorocarbon monomer A comprises any one of perfluorooctyl ethyl acrylate, perfluorooctyl ethyl methacrylate, perfluorohexyl ethyl acrylate, dodecafluoro heptyl methacrylate, hexafluorobutyl acrylate, N-ethyl perfluorooctyl sulfonamide ethyl methacrylate and N-methyl perfluorohexyl sulfonamide ethyl acrylate.
The long-chain alkyl monomer B comprises any one of stearyl methacrylate, lauryl acrylate and n-octyl acrylate.
Specifically, the information of fluorocarbon monomer a, long chain alkyl monomer B and auxiliary monomer C is as follows in table 1.
TABLE 1 composition of fluorocarbon monomer A, long-chain alkyl monomer B and auxiliary monomer C
The structural formula of the silica wax anti-wicking agent is as follows:
wherein R is 2 : C8-C18 alkyl; r is R 2 The catalyst is prepared from C8-C18 olefin compounds through oxidation reaction; the values of c and d are between 5 and 26, and the hydrogen content corresponding to the hydrogen-containing silicone oil is between 0.2 and 0.05 percent; the molecular weight of the silica wax anti-wicking agent is between 2000 and 9000.
In particular, the information for silicone wax anti-wicking agents is given in table 2 below.
Table 2 table of ingredients of silicone wax anti-wicking agent
A method of making an anti-wicking composition, the method of making a fluorocarbon anti-wicking agent comprising the steps of:
s01, preparing seed emulsion: weighing proper amounts of fluorocarbon monomer A, long-chain alkyl monomer B and auxiliary monomer C according to a proportion, adding an emulsifier, wherein the mass ratio of the addition amount of the emulsifier to the total weight of fluorocarbon monomer A, long-chain alkyl monomer B and auxiliary monomer C is 2: (9.5-11), adding deionized water which is 24 times the mass of the emulsifier, mixing, placing in a high-pressure homogenizer, performing circulating emulsification for 3-5 min under constant pressure of 40-60 MPa to obtain emulsion I, adding the obtained emulsion I into a three-neck flask with a mechanical stirring, a condenser pipe and a thermometer, adding AIBN initiator, wherein the adding mass of the AIBN initiator is 1/20 of that of the emulsifier, introducing nitrogen for protection, heating to 70-75 ℃, and performing heat preservation reaction for 3-4 h to obtain seed emulsion;
s02, weighing proper amounts of fluorocarbon monomer A, long-chain alkyl monomer B and auxiliary monomer C according to a proportion, adding an emulsifier, wherein the mass ratio of the addition amount of the emulsifier to the total weight of fluorocarbon monomer A, long-chain alkyl monomer B and auxiliary monomer C is 2: (9.5-11), adding deionized water which is 24 times of the weight of the emulsifying agent, mixing, placing in a high-pressure homogenizer, circularly emulsifying for 3-5 min under constant pressure of 40-60 MPa to obtain emulsion II, wherein the weight of the emulsion II is four times of that of the emulsion I, respectively dripping the emulsion II and AIBA initiator which is 1/20 of that of the emulsifying agent into the seed emulsion, reacting for 3-4 h at 70-75 ℃, and then heating to 80-85 ℃ for reacting for 2-3 h to obtain the fluorocarbon anti-wicking agent; the emulsifier is glycerol polyether oleate: polyethylene glycol 400 oleate: sds=3: 2:0.1, the weight ratio of the components is as follows.
A method of making an anti-wicking composition, the method of making a silicone wax anti-wicking agent comprising the steps of: dissolving 10-40 mg of chloroplatinic acid in 1-4 g of isopropanol, adding 13-60 g of C8-C18 olefin compound, heating to 70-75 ℃, carrying out reflux activation for 150-180 min, and then carrying out reduced pressure distillation at 75-80 ℃ to remove solvent isopropanol to obtain an olefin activation catalyst; 100g of hydrogen-containing silicone oil with hydrogen content of 0.05-0.2% and viscosity of 20-100 cP is stirred and heated to 70-75 ℃, the olefin activation catalyst is dripped into the hydrogen-containing silicone oil by using a dripping funnel, the dripping speed is controlled, and after the dripping is completed within 30-60 min, the temperature is prevented from rising too fast due to exothermic reaction; after the dripping is finished, the temperature is raised to 100-110 ℃ and maintained for 6-8 hours, so that the full reaction is ensured; finally, removing unreacted olefin by reduced pressure distillation to obtain C8-C18 alkyl modified silicone oil; dripping glacial acetic acid to adjust the pH value of the alkyl modified silicone oil to 6-6.5, adding 57-80 g of emulsifier II, slowly adding 681-963 g of deionized water within 30 minutes while dispersing by a high-speed stirring and dispersing machine, and obtaining the silicone wax anti-wicking agent at the rotating speed of 3000-10000 rpm; and the emulsifier II is AEO3: AEO9: sds=3: 1:0.1, the weight ratio of the components is as follows.
The spinning oil containing the anti-wicking composition also comprises a base spinning oil, a fluorocarbon anti-wicking agent, a silicone wax anti-wicking agent and the base spinning oil in a mass ratio of (10-40): (1-15): (55-88). The basic spinning oil is available and has the model of HLM-100.
The anti-wicking yarn prepared by the spinning oil provided by the invention.
Compared with the prior art, the invention has the following beneficial effects:
the anti-wicking composition is a waterproof agent combination, takes fluorine-containing polycarboxylate as a main body material, and introduces modified silicone oil containing long-chain alkane. Because the polycarboxylic acid chain segment in the fluorine-containing polycarboxylate has higher affinity with PET material, spreads on the PET material, and the fluorine-containing hydrocarbon chain segment faces outwards, and because the modified silicone oil containing long-chain alkane has the lowest surface tension as a whole, the fluorine-containing polycarboxylate can be well spread on the fluorine-containing polycarboxylic acid main waterproof material, because of the structural similarity of the long-chain alkane and the fluorine-containing alkane, the long-chain alkane is downwards interpenetrating with the fluorine-containing alkane, and the silicon-containing main chain thereof is orderly spread at the upper end. Thus, the leak of the main waterproof material of the fluorine-containing polycarboxylic acid is filled, and the second waterproof material is spread, so that double-layer protection is formed, and the waterproof effect of 1+1 & gt2 and mutual reinforcement is achieved.
The waterproof agent composition forms a double-layer waterproof structure, the two layers of waterproof structures cooperate to mutually enhance the waterproof effect, and the waterproof effect of 1+1 & gt2 is achieved, so that the water absorption height of the waterproof agent composition is less than 1cm, and the water absorption height of the waterproof agent composition can even reach 0.1cm after the waterproof agent composition is used.
Drawings
FIG. 1 is a schematic structural view of an anti-wicking wire of the present invention.
Detailed Description
The invention will be further described with reference to the accompanying drawings.
Table 3 below shows the proportions of the fluorocarbon monomer A, the long-chain alkyl monomer B and the auxiliary monomer C in the fluorocarbon anti-wicking agent of examples 1 to 8 of the present invention.
TABLE 3 ratio Table of fluorocarbon monomer A, long-chain alkyl monomer B and auxiliary monomer C
Example 1:
preparation of fluorocarbon anti-wicking agent D1: 5.0g of perfluorooctyl ethyl acrylate (A1), 3.0g of stearyl methacrylate (B1), 2.0g of methyl methacrylate (C1), 2.0g of emulsifying agent (glycerol polyether oleate: polyethylene glycol 400 oleate: SDS=3:2:0.1) and 48.0g of deionized water are weighed and mixed, placed in a high-pressure homogenizer, and subjected to cyclic emulsification for about 3min under constant pressure of 40-60 MPa to obtain emulsion, the obtained emulsion is added into a three-neck flask with a mechanical stirring, a condenser tube and a thermometer, 0.1g of AIBN is added, nitrogen protection is introduced, the temperature is raised to 70 ℃, and the emulsion is subjected to thermal insulation reaction for 3h to obtain seed emulsion. 20.0g of perfluorooctyl ethyl acrylate (A1), 12.0g of stearyl methacrylate (B1), 8.0g of methyl methacrylate (C1), 8.0g of emulsifying agent (glycerol polyether oleate: polyethylene glycol 400 oleate: SDS=3:1:0.1) and 192.0g of deionized water are respectively added into the seed emulsion in a dropwise manner, reacted for 3 hours at 70 ℃, and heated to 80 ℃ for 2 hours to obtain the fluorine-containing acrylic copolymer emulsion D1.
Example 2:
preparation of fluorocarbon anti-wicking agent D2: 5.0g of perfluorooctyl ethyl methacrylate (A2), 4.0g of dodecyl acrylate (B2), 1.0g of butyl acrylate (C1), 2.0g of emulsifying agent (glycerol polyether oleate: polyethylene glycol 400 oleate: SDS=3:2:0.1) and 48.0g of deionized water are weighed and mixed, placed in a high-pressure homogenizer, circularly emulsified for about 3min under constant pressure of 40-60 MPa to obtain emulsion, the obtained emulsion is added into a three-neck flask with a mechanical stirring, a condenser tube and a thermometer, 0.1g of AIBN is added, nitrogen is introduced for protection, the temperature is raised to 70 ℃, and the emulsion is preserved for 3h for emulsion polymerization, so as to obtain seed emulsion. 20.0g of perfluorooctyl ethyl methacrylate (A2), 16.0g of dodecyl acrylate (B2), 4.0g of butyl acrylate (C1), 8.0g of emulsifying agent (glycerol polyether oleate: polyethylene glycol 400 oleate: SDS=3:1:0.1) and 192.0g of deionized water are respectively dripped into the seed emulsion, the mixture is reacted for 3 hours at 70 ℃, and the temperature is raised to 80 ℃ for 2 hours, so that the fluorine-containing acrylic copolymer emulsion D2 is obtained.
Example 3:
preparation of fluorocarbon anti-wicking agent D3: 6.0g of perfluorohexyl ethyl acrylate (A3), 3.0g of stearyl methacrylate (B1), 1.0g of methyl methacrylate (C1), 2.0g of emulsifying agent (glycerol polyether oleate: polyethylene glycol 400 oleate: SDS=3:2:0.1) and 48.0g of deionized water are weighed and mixed, placed in a high-pressure homogenizer, and subjected to cyclic emulsification for about 3min under constant pressure of 40-60 MPa to obtain emulsion, the obtained emulsion is added into a three-neck flask with a mechanical stirring, a condenser tube and a thermometer, 0.1g of AIBN is added, nitrogen protection is introduced, the temperature is raised to 70 ℃, and the emulsion is subjected to thermal insulation reaction for 3h to obtain seed emulsion. Then 24.0g of perfluorohexyl ethyl acrylate (A3), 12.0g of stearyl methacrylate (B1), 4.0g of methyl methacrylate (C1), 8.0g of emulsifying agent (glycerol polyether oleate: polyethylene glycol 400 oleate: SDS=3:1:0.1) and 192.0g of deionized water are respectively added into the seed emulsion in a dropwise manner, reacted for 3 hours at 70 ℃, and heated to 80 ℃ for 2 hours to obtain the fluorine-containing acrylic copolymer emulsion D3.
Example 4:
preparation of fluorocarbon anti-wicking agent D4: 6.0g of dodecafluoroheptyl methacrylate (A4), 2.0g of n-octyl acrylate (B3), 2.0g of butyl acrylate (C2), 2.0g of emulsifying agent (glycerol polyether oleate: polyethylene glycol 400 oleate: SDS=3:2:0.1) and 48.0g of deionized water are weighed and mixed, placed in a high-pressure homogenizer, and subjected to cyclic emulsification for about 3min under constant pressure of 40-60 MPa to obtain emulsion, the obtained emulsion is added into a three-neck flask with a mechanical stirring, a condenser tube and a thermometer, 0.1g of AIBN is added, nitrogen is introduced for protection, the temperature is raised to 70 ℃, and the emulsion is subjected to thermal insulation reaction for 3h to obtain seed emulsion. Then 24.0g of dodecafluoroheptyl methacrylate (A4), 8.0g of n-octyl acrylate (B3), 8.0g of butyl acrylate (C2), 8.0g of emulsifying agent (glycerol polyether oleate: polyethylene glycol 400 oleate: SDS=3:1:0.1) and 192.0g of deionized water are respectively dripped into the seed emulsion, the mixture is reacted for 3 hours at 70 ℃, and the temperature is raised to 80 ℃ for 2 hours, so that the fluorine-containing acrylic copolymer emulsion D4 is obtained.
Example 5:
preparation of fluorocarbon anti-wicking agent D5: weighing 7.5g of hexafluorobutyl acrylate (A5), 2.5g of dodecyl acrylate (B2), 1.0g of butyl acrylate (C2), 2.0g of emulsifying agent (glycerol polyether oleate: polyethylene glycol 400 oleate: SDS=3:2:0.1) and 48.0g of deionized water, mixing, placing in a high-pressure homogenizer, circularly emulsifying for about 3min under constant pressure of 40-60 MPa to obtain emulsion, adding the obtained emulsion into a three-neck flask with a mechanical stirring, a condenser tube and a thermometer, adding 0.1g of AIBN, introducing nitrogen for protection, heating to 70 ℃, and performing heat preservation reaction for 3h to obtain seed emulsion. Then 30g of hexafluorobutyl acrylate (A5), 10g of dodecyl acrylate (B2), 4.0g of butyl acrylate (C2), 8.0g of emulsifying agent (glycerol polyether oleate: polyethylene glycol 400 oleate: SDS=3:1:0.1) and 192.0g of deionized water are respectively added into the seed emulsion in a dropwise manner, reacted for 3 hours at 70 ℃, and heated to 80 ℃ for 2 hours to obtain the fluorine-containing acrylic copolymer emulsion D5.
Example 6:
preparation of fluorocarbon anti-wicking agent D6: 5.5g of N-ethyl perfluorooctyl sulfonamide ethyl acrylate (A6), 3.0g of stearyl methacrylate (B1), 1.0g of methyl methacrylate (C1), 0.5g of hydroxyethyl acrylate (C3), 2.0g of emulsifying agent (glycerol polyether oleate: polyethylene glycol 400 oleate: SDS=3:2:0.1) and 48.0g of deionized water are weighed and mixed, placed in a high-pressure homogenizer, and subjected to cyclic emulsification for about 3min under constant pressure of 40-60 MPa to obtain emulsion, the obtained emulsion is added into a three-mouth flask with a mechanical stirring, a condenser tube and a thermometer, 0.1g of AIBN is added, nitrogen protection is introduced, the temperature is raised to 70 ℃, the temperature is kept for 3h, and emulsion polymerization is carried out to prepare seed emulsion. Then 22g of N-ethyl perfluorooctyl sulfonamide ethyl acrylate (A6), 12.0g of stearyl methacrylate (B1), 4.0g of methyl methacrylate (C1), 2.0g of hydroxyethyl acrylate (C3), 8.0g of emulsifying agent (glycerol polyether oleate: polyethylene glycol 400 oleate: SDS=3:1:0.1) and 192.0g of emulsion prepared by deionized water and 0.4g of AIBA initiator are respectively added into the seed emulsion in a dropwise manner, and the mixture is reacted for 3 hours at 70 ℃, heated to 80 ℃ and reacted for 2 hours to obtain the fluorine-containing acrylic copolymer emulsion D6.
Example 7:
preparation of fluorocarbon anti-wicking agent D7: 5.5g of N-ethyl perfluorooctyl sulfonamide ethyl acrylate (A7), 3.0g of stearyl methacrylate (B1), 1.0g of butyl acrylate (C2), 0.5g of styrene (C4), 2.0g of emulsifying agent (glycerol polyether oleate: polyethylene glycol 400 oleate: SDS=3:2:0.1) and 48.0g of deionized water are weighed and mixed, placed in a high-pressure homogenizer, and subjected to cyclic emulsification for about 5min under constant pressure of 40MPa to obtain emulsion, the obtained emulsion is added into a three-neck flask with a mechanical stirring, a condenser tube and a thermometer, 0.1g of AIBN is added, nitrogen protection is introduced, the temperature is raised to 75 ℃, the temperature is kept for 3h, and emulsion polymerization is carried out to prepare seed emulsion. Then 22g of N-ethyl perfluorooctyl sulfonamide ethyl acrylate (A7), 12.0g of stearyl methacrylate (B1), 4.0g of butyl acrylate (C2), 2.0g of styrene (C4), 8.0g of emulsifying agent (glycerol polyether oleate: polyethylene glycol 400 oleate: SDS=3:1:0.1) and 192.0g of deionized water are respectively dripped into the seed emulsion, the reaction is carried out for 4 hours at 75 ℃, and the temperature is raised to 85 ℃ for 3 hours, thus obtaining the fluorine-containing acrylic copolymer emulsion D7.
Example 8:
preparation of fluorocarbon anti-wicking agent D8: 6.5g of N-methyl perfluorohexyl sulfonamide ethyl acrylate (A8), 2.5g of stearyl methacrylate (B1), 1.0g of methyl methacrylate (C1), 2.0g of emulsifying agent (glycerol polyether oleate: polyethylene glycol 400 oleate: SDS=3:2:0.1) and 48.0g of deionized water are weighed and mixed, placed in a high-pressure homogenizer, and subjected to cyclic emulsification for about 4min under a constant pressure of 60MPa to obtain emulsion, the obtained emulsion is added into a three-neck flask with a mechanical stirring, a condenser tube and a thermometer, 0.1g of AIBN is added, nitrogen protection is introduced, the temperature is raised to 70 ℃, the emulsion is kept for 3h for emulsion polymerization, and the seed emulsion is prepared. Then 26g of N-methyl perfluorohexyl sulfonamide ethyl acrylate (A8), 10g of stearyl methacrylate (B1), 4.0g of methyl methacrylate (C1), 8.0g of emulsifying agent (glycerol polyether oleate: polyethylene glycol 400 oleate: SDS=3:1:0.1) and 192.0g of deionized water are respectively added into the seed emulsion in a dropwise manner, the mixture is reacted for 3 hours at 70 ℃, and the temperature is raised to 80 ℃ for 2 hours, so that the fluorine-containing acrylic copolymer emulsion D8 is obtained.
Example 9:
preparation of silica wax anti-wicking agent G1: 40mg of chloroplatinic acid is taken and dissolved in 4g of isopropanol, 60g of 1-octadecene (F3) is added, the temperature is raised to 70 ℃, reflux activation is carried out for 150min, and then the solvent isopropanol is distilled off under reduced pressure at 75 ℃ to obtain the octadecene activated catalyst. 100g of hydrogen-containing silicone oil (E1) with hydrogen content of 0.2% and viscosity of 20cP is stirred and heated to 70 ℃, the newly prepared octadecene activation catalyst is added into the hydrogen-containing silicone oil by a dropping funnel, the dropping speed is controlled, and after the dropping is completed within 30min, the reaction exotherm is prevented, so that the temperature rises too fast; after the dripping is finished, the temperature is raised to 100 ℃ and maintained for 6 hours, so that the full reaction is ensured; finally, unreacted olefin is removed by reduced pressure distillation, and the C18 alkyl modified silicone oil is obtained. A small amount of glacial acetic acid was added dropwise to adjust the pH of the alkyl modified silicone oil to about 6, 80G of an emulsifier (AEO 3: AEO9: sds=3:1:0.1) was added, and 963G of deionized water was slowly added over 30 minutes while dispersing in a high-speed stirring disperser (rotation speed: 3000 rpm) to obtain a silicone wax anti-wicking agent G1.
Example 10:
preparation of silica wax anti-wicking agent G2: 20mg of chloroplatinic acid is taken and dissolved in 2g of isopropanol, 13g of 1-octene (F1) is added, the temperature is raised to 75 ℃, reflux activation is carried out for 180min, and then the solvent isopropanol is distilled off under reduced pressure at 80 ℃ to obtain the 1-octene activation catalyst. 100g of hydrogen-containing silicone oil (E2) with hydrogen content of 0.1% and viscosity of 50cP is stirred and heated to 75 ℃, the newly prepared 1-octene activation catalyst is added into the hydrogen-containing silicone oil by a dropping funnel, the dropping speed is controlled, and after the dropping is completed within 60min, the reaction exotherm is prevented, so that the temperature rises too fast; after the dripping is finished, the temperature is raised to 100 ℃ and maintained for 8 hours, so that the full reaction is ensured; finally, unreacted olefin is removed by reduced pressure distillation, and the C8 alkyl modified silicone oil is obtained. A small amount of glacial acetic acid was added dropwise to adjust the pH of the alkyl modified silicone oil to about 6.5, 57G of emulsifier (AEO 3: AEO9: sds=3:1:0.1) was added, and 681G of deionized water was slowly added over 30 minutes while dispersing in a high-speed stirring disperser (rotation speed: 10000 rpm) to obtain silicone wax anti-wicking agent G2.
Example 11:
preparation of silica wax anti-wicking agent G3: 20mg of chloroplatinic acid is taken and dissolved in 2g of isopropanol, 20g of 1-dodecene (F2) is added, the temperature is raised to 70 ℃, the mixture is subjected to reflux activation for 160min, and then the solvent isopropanol is distilled off under reduced pressure at 75 ℃ to obtain the octadecene activated catalyst. 100g of hydrogen-containing silicone oil (E3) with hydrogen content of 0.1 percent and viscosity of 100cP is stirred and heated to 70 ℃, the newly prepared dodecene activation catalyst is added into the hydrogen-containing silicone oil by a dropping funnel, the dropping speed is controlled, and the reaction exotherm is prevented from causing the temperature to rise too fast; after the dripping is finished, the temperature is raised to 100 ℃ and maintained for 6 hours, so that the full reaction is ensured; finally, unreacted olefin is removed by reduced pressure distillation, and the C12 alkyl modified silicone oil is obtained. A small amount of glacial acetic acid is added dropwise to adjust the pH value of the alkyl modified silicone oil to about 6, 60G of emulsifying agent (AEO 3: AEO9: SDS=3:1:0.1) is added, and 721G of deionized water is slowly added within 30 minutes while the high-speed stirring and dispersing machine is used for dispersing, so that the silicone wax anti-wicking agent G3 is obtained.
Example 12:
preparation of silica wax anti-wicking agent G4: dissolving 10mg of chloroplatinic acid in 1g of isopropanol, adding 15g of 1-octadecene (F3), heating to 70-75 ℃, refluxing and activating for 150min, and then distilling off the solvent isopropanol under reduced pressure at 75 ℃ to obtain the octadecene activated catalyst. 100g of hydrogen-containing silicone oil (E4) with hydrogen content of 0.05% and viscosity of 100cP is stirred and heated to 70 ℃, the newly prepared octadecene activated catalyst is added into the hydrogen-containing silicone oil by a dropping funnel, the dropping speed is controlled, and the reaction exotherm is prevented from causing the temperature to rise too fast; after the dripping is finished, the temperature is raised to 100 ℃ and maintained for 6 hours, so that the full reaction is ensured; finally, unreacted olefin is removed by reduced pressure distillation, and the C18 alkyl modified silicone oil is obtained. A small amount of glacial acetic acid is added dropwise to adjust the pH value of the alkyl modified silicone oil to about 6, 58G of emulsifying agent (AEO 3: AEO9: SDS=3:1:0.1) is added, and 691G of deionized water is slowly added within 30 minutes while the high-speed stirring and dispersing machine is used for dispersing, so that the silicone wax anti-wicking agent G4 is obtained.
Table 4 below shows the spin and wicking height evaluation tests using the anti-wicking compositions.
Table 4 spin and wicking height evaluation test with anti-wicking composition
Example 13:
the fluorocarbon anti-wicking agent D1, the silica wax anti-wicking agent G1 and the basic spinning oil are prepared into a mixed spinning oil according to the mass ratio of 10:2:88, and the mixed spinning oil is used for producing anti-wicking yarns (low shrinkage yarns, 1000D/192F, spinning speed of 3000m/min and setting temperature of 245 ℃), and the total oil content of the yarns is controlled to be 0.5 percent. The low-shrinkage anti-wicking yarn is prepared. A lock of 80 parallel multifilament yarns was obtained by means of a yarn length measuring instrument, the vertical wicking height of the yarns was tested without any heat treatment at a constant temperature of 25.+ -. 2 ℃ and a humidity of 65.+ -. 2%, 5% of standard blue pen ink was added to the deionized water for wicking for color development, and the wicking height of water along the yarns was measured with a millimeter scale after 18 hours of wicking to 5.0 mm.
Example 14:
the fluorocarbon anti-wicking agent D2, the silica wax anti-wicking agent G3 and the basic spinning oil are prepared into a mixed spinning oil according to the mass ratio of 25:1:74, and the mixed spinning oil is used for producing anti-wicking yarns (low shrinkage yarns, 1000D/192F, spinning speed of 3000m/min and setting temperature of 245 ℃), and the total oil content of the yarns is controlled to be 1.0 percent. The low-shrinkage anti-wicking yarn is prepared. A lock of 80 parallel multifilament yarns was obtained by means of a yarn length measuring instrument, the vertical wicking height of the yarns was measured without any heat treatment at a constant temperature of 25.+ -. 2 ℃ and a humidity of 65.+ -. 2%, 5% of standard blue pen ink was added to the deionized water for wicking for color development, and the wicking height of water along the yarns was measured with a millimeter scale after 18 hours of wicking to 1.5 millimeters.
Example 15:
the fluorocarbon anti-wicking agent D3, the silica wax anti-wicking agent G4 and the basic spinning oil are prepared into a mixed spinning oil according to the mass ratio of 30:5:65, and the mixed spinning oil is used for producing anti-wicking yarns (low shrinkage yarns, 1000D/192F, spinning speed of 3000m/min and setting temperature of 245 ℃), and the total oil content of the yarns is controlled to be 1.5 percent. The low-shrinkage anti-wicking yarn is prepared. A lock of 80 parallel multifilament yarns was obtained by means of a yarn length measuring instrument, the vertical wicking height of the yarns was tested without any heat treatment at a constant temperature of 25.+ -. 2 ℃ and a humidity of 65.+ -. 2%, 5% of standard blue pen ink was added to the deionized water for wicking for color development, and the wicking height of water along the yarns was measured with a millimeter scale for 4.0 mm after 18 hours.
Example 16:
the fluorocarbon anti-wicking agent D4, the silica wax anti-wicking agent G2 and the basic spinning oil are prepared into a mixed spinning oil according to the mass ratio of 20:5:75, and the mixed spinning oil is used for producing anti-wicking yarns (low shrinkage yarns, 1000D/192F, spinning speed of 3000m/min and setting temperature of 245 ℃), and the total oil content of the yarns is controlled to be 1.5 percent. The low-shrinkage anti-wicking yarn is prepared. A lock of 80 parallel multifilament yarns was obtained by means of a yarn length measuring instrument, the vertical wicking height of the yarns was tested without any heat treatment at a constant temperature of 25.+ -. 2 ℃ and a humidity of 65.+ -. 2%, 5% of standard blue pen ink was added to the deionized water for wicking for color development, and the wicking height of water along the yarns was measured with a millimeter scale to be 6.0 mm after 18 hours of wicking.
Example 17:
the fluorocarbon anti-wicking agent D5, the silica wax anti-wicking agent G1 and the basic spinning oil are prepared into a mixed spinning oil according to the mass ratio of 40:5:55, and the mixed spinning oil is used for producing anti-wicking yarns (low shrinkage yarns, 1000D/192F, spinning speed of 3000m/min and setting temperature of 245 ℃), and the total oil content of the yarns is controlled to be 1.5 percent. The low-shrinkage anti-wicking yarn is prepared. A lock of 80 parallel multifilament yarns was obtained by means of a yarn length measuring instrument, the vertical wicking height of the yarns was tested without any heat treatment at a constant temperature of 25.+ -. 2 ℃ and a humidity of 65.+ -. 2%, 5% of standard blue pen ink was added to the deionized water for wicking for color development, and the wicking height of water along the yarns was measured with a millimeter scale to be 8.5 mm after 18 hours of wicking.
Example 18:
the fluorocarbon anti-wicking agent D6, the silica wax anti-wicking agent G4 and the basic spinning oil are prepared into a mixed spinning oil according to the mass ratio of 20:10:70, and the mixed spinning oil is used for producing anti-wicking yarns (low shrinkage yarns, 1000D/192F, spinning speed of 3000m/min and setting temperature of 245 ℃), and the total oil content of the yarns is controlled to be 2.0 percent. The low-shrinkage anti-wicking yarn is prepared. A lock of 80 parallel multifilament yarns was obtained by means of a yarn length measuring instrument, the vertical wicking height of the yarns was measured without any heat treatment at a constant temperature of 25.+ -. 2 ℃ and a humidity of 65.+ -. 2%, 5% of standard blue pen ink was added to the deionized water for wicking for color development, and the wicking height of water along the yarns was measured with a millimeter scale after 18 hours of wicking to 1.5 millimeters.
Example 19:
the fluorocarbon anti-wicking agent D7, the silica wax anti-wicking agent G4 and the basic spinning oil are prepared into a mixed spinning oil according to the mass ratio of 20:2:78, and the mixed spinning oil is used for producing anti-wicking yarns (low shrinkage yarns, 1000D/192F, spinning speed of 3000m/min and setting temperature of 245 ℃), and the total oil content of the yarns is controlled to be 1.0%. The low-shrinkage anti-wicking yarn is prepared. A lock of 80 parallel multifilament yarns was obtained by means of a yarn length measuring instrument, the vertical wicking height of the yarns was measured without any heat treatment at a constant temperature of 25.+ -. 2 ℃ and a humidity of 65.+ -. 2%, 5% of standard blue pen ink was added to the deionized water for wicking for color development, and the wicking height of water along the yarns was measured with a millimeter scale after 18 hours of wicking to 1.0 millimeter.
Example 20:
the fluorocarbon anti-wicking agent D8, the silica wax anti-wicking agent G1 and the basic spinning oil are prepared into a mixed spinning oil according to the mass ratio of 15:15:70, and the mixed spinning oil is used for producing anti-wicking yarns (low shrinkage yarns, 1000D/192F, spinning speed of 3000m/min and setting temperature of 245 ℃), and the total oil content of the yarns is controlled to be 1.5 percent. The low-shrinkage anti-wicking yarn is prepared. A lock of 80 parallel multifilament yarns was obtained by means of a yarn length measuring instrument, the vertical wicking height of the yarns was measured without any heat treatment at a constant temperature of 25.+ -. 2 ℃ and a humidity of 65.+ -. 2%, 5% of standard blue pen ink was added to the deionized water for wicking for color development, and the wicking height of water along the yarns was measured with a millimeter scale after 18 hours of wicking to 3.5 millimeters.
Comparative example 1:
the 8 fluorocarbon anti-wicking agents and the basic spinning oil are prepared into a mixed spinning oil according to the mass ratio of 10:90-50:50, and the mixed spinning oil is used for producing anti-wicking yarns (low shrinkage yarns, 1000D/192F, spinning speed of 3000m/min and shaping temperature of 245 ℃), and the total oil content of yarns is controlled to be 1.5%. The low-shrinkage anti-wicking yarn is prepared. A lock of 80 parallel multifilament yarns was spun with a yarn length measuring instrument, and the vertical wicking height of the yarns was measured without any heat treatment at a constant temperature of 25.+ -. 2 ℃ and humidity of 65.+ -. 2% by adding 5% standard blue pen ink to the deionized water for wicking for color development, and the wicking height of water along the yarns was measured with a millimeter scale after 18 hours of wicking as shown in Table 5 below.
TABLE 5 wicking height of yarn (units: mm) for fluorocarbon anti-wicking agent alone
Comparative example 2:
the 4 kinds of silica wax anti-wicking agents and the basic spinning oil are prepared into the mixed spinning oil according to the mass ratio of 1:99-50:50, and the mixed spinning oil is used for producing anti-wicking yarns (low shrinkage yarns, 1000D/192F, spinning speed of 3000m/min and shaping temperature of 245 ℃), and the total oil content of yarns is controlled to be 1.5%. The low-shrinkage anti-wicking yarn is prepared. A lock of 80 parallel multifilament yarns was spun with a yarn length measuring instrument, and the vertical wicking height of the yarns was measured without any heat treatment at a constant temperature of 25.+ -. 2 ℃ and humidity of 65.+ -. 2% by adding 5% standard blue pen ink to the deionized water for wicking for color development, and the wicking height of water along the yarns was measured with a millimeter scale after 18 hours of wicking as shown in Table 6 below.
TABLE 6 wicking height of yarn (units: mm) for silicone wax anti-wicking agent alone
Comparative example 3:
the fluorocarbon anti-wicking agent D8 and the silicone wax anti-wicking agent G1 are prepared into mixed anti-wicking agents with different mass ratios, and then mixed spinning oil is prepared according to the ratio of the mixed anti-wicking agents to the base oil agent=3:7, and the mixed anti-wicking agents are used for producing anti-wicking yarns (low shrinkage yarns, 1000D/192F, spinning speed of 3000m/min and setting temperature of 245 ℃), and the total oil content of the yarns is controlled to be 1.5%. The low-shrinkage anti-wicking yarn is prepared. A lock of 80 parallel multifilament yarns was spun with a yarn length measuring instrument, and the vertical wicking height of the yarns was measured without any heat treatment at a constant temperature of 25.+ -. 2 ℃ and humidity of 65.+ -. 2% by adding 5% standard blue pen ink to the deionized water for wicking for color development, and the wicking height of water along the yarns was measured with a millimeter scale after 18 hours of wicking as shown in Table 7 below.
TABLE 7 wicking height (in mm) of yarns using mixed anti-wicking agents of different mass ratios
Example 21
The yarn samples of example 20, comparative examples 1-8 and comparative examples 2-4 were subjected to EDS testing and the elemental composition of the yarn surface materials characterized by the spectrometer is shown in table 8 below. It is presumed that the two anti-wicking agents, through the interaction between the two long alkyl chains, are anchored to each other, forming an ordered double-layer waterproof structure on the yarn surface as shown in fig. 1, reducing the wicking height by one order of magnitude, achieving unexpected anti-wicking effect.
TABLE 8 EDS elemental analysis of yarns
Example 20 Comparative examples 1 to 8 Comparative examples 2 to 4
F 5.23% 20.93% --
Si 14.00% -- 16.01%
C 52.15% 50.71% 53.95%
O 18.55% 18.44% 20.65%
N 0.30% 1.19% --
S 0.68% 2.72% --
H 9.07% 5.97% 9.40%
Therefore, only the waterproof agent combination of the invention forms a double-layer waterproof structure shown in figure 1, the two layers of waterproof structures cooperate to mutually enhance the waterproof effect, and the waterproof effect of 1+1 & gt2 is achieved, so that the water absorption height of the waterproof agent composition is less than 1cm, and some of the waterproof agents can even reach 0.1cm after the waterproof agent composition is used.
In the description provided herein, numerous specific details are set forth. However, it is understood that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
Similarly, it should be appreciated that in the above description of exemplary embodiments of the invention, various features of the invention are sometimes grouped together in a single embodiment or description thereof for the purpose of streamlining the disclosure and aiding in the understanding of one or more of the various inventive aspects. However, the disclosed method should not be construed as reflecting the intention that: i.e., the claimed invention requires more features than are expressly recited in each claim. Rather, as the following claims reflect, inventive aspects lie in less than all features of a single foregoing disclosed embodiment. Thus, the claims following the detailed description are hereby expressly incorporated into this detailed description, with each claim standing on its own as a separate embodiment of this invention.
Those skilled in the art will appreciate that the modules or units or groups of devices in the examples disclosed herein may be arranged in a device as described in this embodiment, or alternatively may be located in one or more devices different from the devices in this example. The modules in the foregoing examples may be combined into one module or may be further divided into a plurality of sub-modules.
Those skilled in the art will appreciate that the modules in the apparatus of the embodiments may be adaptively changed and disposed in one or more apparatuses different from the embodiments. The modules or units or groups of embodiments may be combined into one module or unit or group, and furthermore they may be divided into a plurality of sub-modules or sub-units or groups. Any combination of all features disclosed in this specification (including the accompanying claims and abstract) and all of the processes or units of any method or apparatus so disclosed, may be used in combination, except insofar as at least some of such features and/or processes or units are mutually exclusive. Each feature disclosed in this specification (including any accompanying claims and abstract) may be replaced by alternative features serving the same, equivalent or similar purpose, unless expressly stated otherwise.
Furthermore, those skilled in the art will appreciate that while some embodiments described herein include some features but not others included in other embodiments, combinations of features of different embodiments are meant to be within the scope of the invention and form different embodiments. For example, in the claims, any of the claimed embodiments may be used in any combination.
As used herein, unless otherwise specified the use of the ordinal terms "first," "second," "third," etc., to describe a general object merely denote different instances of like objects, and are not intended to imply that the objects so described must have a given order, either temporally, spatially, in ranking, or in any other manner.
While the invention has been described with respect to a limited number of embodiments, those skilled in the art, having benefit of the above description, will appreciate that other embodiments are contemplated within the scope of the invention as described herein. Furthermore, it should be noted that the language used in the specification has been principally selected for readability and instructional purposes, and may not have been selected to delineate or circumscribe the inventive subject matter. Accordingly, many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the appended claims. The disclosure of the present invention is intended to be illustrative, but not limiting, of the scope of the invention, which is defined by the appended claims.

Claims (8)

1. The preparation method of the anti-wicking composition is characterized by comprising a fluorocarbon anti-wicking agent and a silicone wax anti-wicking agent, wherein the mass ratio of the fluorocarbon anti-wicking agent to the silicone wax anti-wicking agent is (25-1): 1, a step of;
the preparation method of the fluorocarbon anti-wicking agent comprises the following steps:
s01, preparing seed emulsion: weighing proper amounts of fluorocarbon monomer A, long-chain alkyl monomer B and auxiliary monomer C according to a proportion, adding an emulsifier, wherein the mass ratio of the addition amount of the emulsifier to the total weight of fluorocarbon monomer A, long-chain alkyl monomer B and auxiliary monomer C is 2: (9.5-11), adding deionized water which is 24 times the mass of the emulsifier, mixing, placing in a high-pressure homogenizer, performing circulating emulsification for 3-5 min under constant pressure of 40-60 MPa to obtain emulsion I, adding the emulsion I into a three-neck flask with a mechanical stirring, a condenser pipe and a thermometer, adding AIBN initiator, wherein the adding mass of the AIBN initiator is 1/20 of that of the emulsifier, introducing nitrogen for protection, heating to 70-75 ℃, and performing heat preservation reaction for 3-4 h to obtain seed emulsion;
s02, weighing proper amounts of fluorocarbon monomer A, long-chain alkyl monomer B and auxiliary monomer C according to a proportion, adding an emulsifier, wherein the mass ratio of the addition amount of the emulsifier to the total weight of fluorocarbon monomer A, long-chain alkyl monomer B and auxiliary monomer C is 2: (9.5-11), adding deionized water which is 24 times the weight of the emulsifier, mixing, placing in a high-pressure homogenizer, performing circulating emulsification for 3-5 min under constant pressure of 40-60 MPa to obtain emulsion II, wherein the weight of the emulsion II is four times that of the emulsion I, respectively dropwise adding the emulsion II and AIBA initiator which is 1/20 of the weight of the emulsifier into the seed emulsion, reacting for 3-4 h at 70-75 ℃, and then heating to 80-85 ℃ for reacting for 2-3 h to obtain the fluorocarbon anti-wicking agent; the emulsifier is glycerol polyether oleate: polyethylene glycol 400 oleate: sds=3: 2:0.1, the weight ratio of the components is as follows;
the structural formula of the silica wax anti-wicking agent is as follows:
wherein R is 2 : C8-C18 alkyl;
c and d are respectively 5-26, and the hydrogen content corresponding to the hydrogen-containing silicone oil is 0.2-0.05%;
the molecular weight of the silica wax anti-wicking agent is 2000-9000.
2. A method of preparing an anti-wicking composition according to claim 1, characterized in that: the structural formula of the fluorocarbon anti-wicking agent is as follows:
wherein, R: h or Me;
X:-(CH 2 ) n -or-SO 2 NR’CH 2 CH 2 -; wherein R' is methyl, ethyl or propyl, and n has a range of valuesThe circumference is 1-4;
rf: C4-C8 fluorine-containing carbon chain;
R 1 : C8-C18 alkyl, wherein the alkyl monomer accounts for 20-40% of the total mass of the monomer;
A 0 : an auxiliary body;
wherein the fluorocarbon monomer A accounts for 50-75% of the total mass of the fluorocarbon anti-wicking agent monomer, the long-chain alkyl monomer B accounts for 20-40% of the total mass of the fluorocarbon anti-wicking agent monomer, and the auxiliary monomer C accounts for 5-20% of the total mass of the fluorocarbon anti-wicking agent monomer.
3. A method of preparing an anti-wicking composition according to claim 2, characterized in that: the auxiliary monomer C is selected from any one of butyl acrylate, ethyl acrylate, N-octyl acrylate, isooctyl acrylate, methyl acrylate MA, methyl methacrylate MMA, ethyl methacrylate EMA, styrene ST, styrene monomer, hydroxyethyl acrylate and N-methylolacrylamide.
4. A method of preparing an anti-wicking composition according to claim 2, characterized in that: the fluorocarbon monomer A is selected from any one of perfluorooctyl ethyl acrylate, perfluorooctyl ethyl methacrylate, perfluorohexyl ethyl acrylate, dodecafluoro heptyl methacrylate, hexafluorobutyl acrylate, N-ethyl perfluorooctyl sulfonamide ethyl methacrylate and N-methyl perfluorohexyl sulfonamide ethyl acrylate.
5. A method of preparing an anti-wicking composition according to claim 2, characterized in that: the long-chain alkyl monomer B is selected from any one of stearyl methacrylate, lauryl acrylate and n-octyl acrylate.
6. A method of preparing an anti-wicking composition according to claim 1, characterized in that: the preparation method of the silica wax anti-wicking agent comprises the following steps: dissolving 10-40 mg of chloroplatinic acid in 1-4 g of isopropanol, adding 13-60 g of C8-C18 olefin compound, heating to 70-75 ℃, carrying out reflux activation for 150-180 min, and then carrying out reduced pressure distillation at 75-80 ℃ to remove solvent isopropanol to obtain an olefin activation catalyst; stirring and heating hydrogen-containing silicone oil 100g with hydrogen content of 0.05-0.2% and viscosity of 20-100 cP to 70-75 ℃, dropwise adding the olefin activation catalyst into the hydrogen-containing silicone oil by using a dropping funnel, controlling the dropwise adding speed, and after the dropwise adding is completed within 30-60 min, preventing the reaction from exothermic heat so as to cause the temperature to rise too quickly; after the dripping is finished, heating to 100-110 ℃ and maintaining for 6-8 hours to ensure the full reaction; finally, removing unreacted olefin by reduced pressure distillation to obtain C8-C18 alkyl modified silicone oil; dropwise adding glacial acetic acid to adjust the pH value of the alkyl modified silicone oil to 6-6.5, adding 57-80 g of emulsifying agent II, slowly adding 681-963 g of deionized water within 30 minutes while dispersing by a high-speed stirring dispersing machine, and obtaining the silicone wax anti-wicking agent at the rotating speed of 3000-10000 rpm; and the emulsifier II is AEO3: AEO9: sds=3: 1:0.1, the weight ratio of the components is as follows.
7. A spin finish comprising an anti-wicking composition obtained by the method of any one of claims 1-5, characterized in that: the spinning solution also comprises a base spinning oil agent, a fluorocarbon anti-wicking agent, a silicone wax anti-wicking agent and the base spinning oil agent, wherein the mass ratio of the base spinning oil agent to the fluorocarbon anti-wicking agent is (10-40)/(1-15)/(55-88).
8. An anti-wicking yarn prepared using the spin finish of claim 7.
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CN104878594A (en) * 2015-04-29 2015-09-02 浙江海利得新材料股份有限公司 Spinning oil for anti-wicking industrial polyester filament and preparation method of spinning oil
CN107540843A (en) * 2017-08-31 2018-01-05 华南理工大学 The function additive of side base containing chain alkyl and epoxy based polysiloxane and preparation method thereof
WO2021118455A1 (en) * 2019-12-12 2021-06-17 Mas Innovation (Private) Limited Absorbent component
CN114232170A (en) * 2021-11-09 2022-03-25 海利得新材料研究(上海)有限公司 Anti-wicking agent combination for airtight waterproof cloth and spinning equipment

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EP0320257A2 (en) * 1987-12-09 1989-06-14 Pall Corporation Compositions for use with fabrics
CA2719856A1 (en) * 2009-11-25 2011-05-25 Tri-Tex Co. Inc. Protecting agent for concrete, masonry surface, bricks, clay roofing, tiles, marble, granite, concrete slate, stucco, paving stones, unglazed ceramic, sandstone, limestone, wood and other objects against stains, dirt, water and oil penetration
CN104562280A (en) * 2014-12-31 2015-04-29 江苏恒力化纤股份有限公司 Anti-wicking ultra-low shrinkage polyester industrial yarn and manufacturing method thereof
CN104878594A (en) * 2015-04-29 2015-09-02 浙江海利得新材料股份有限公司 Spinning oil for anti-wicking industrial polyester filament and preparation method of spinning oil
CN107540843A (en) * 2017-08-31 2018-01-05 华南理工大学 The function additive of side base containing chain alkyl and epoxy based polysiloxane and preparation method thereof
WO2021118455A1 (en) * 2019-12-12 2021-06-17 Mas Innovation (Private) Limited Absorbent component
CN114232170A (en) * 2021-11-09 2022-03-25 海利得新材料研究(上海)有限公司 Anti-wicking agent combination for airtight waterproof cloth and spinning equipment

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