CN115504686A - Pretreatment method of glass fiber cloth - Google Patents
Pretreatment method of glass fiber cloth Download PDFInfo
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- CN115504686A CN115504686A CN202211298930.0A CN202211298930A CN115504686A CN 115504686 A CN115504686 A CN 115504686A CN 202211298930 A CN202211298930 A CN 202211298930A CN 115504686 A CN115504686 A CN 115504686A
- Authority
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- Prior art keywords
- parts
- glass
- cleaning tank
- agent
- glass fiber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 239000004744 fabric Substances 0.000 title claims abstract description 30
- 239000003365 glass fiber Substances 0.000 title claims abstract description 26
- 238000002203 pretreatment Methods 0.000 title claims abstract description 16
- 239000011521 glass Substances 0.000 claims abstract description 58
- 238000004140 cleaning Methods 0.000 claims abstract description 49
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 39
- 238000002791 soaking Methods 0.000 claims abstract description 25
- 239000002243 precursor Substances 0.000 claims abstract description 24
- 230000003213 activating effect Effects 0.000 claims abstract description 21
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 16
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000002904 solvent Substances 0.000 claims abstract description 13
- 238000000034 method Methods 0.000 claims abstract description 8
- 238000001035 drying Methods 0.000 claims abstract description 7
- 238000010438 heat treatment Methods 0.000 claims abstract description 7
- 238000004506 ultrasonic cleaning Methods 0.000 claims abstract description 7
- 238000005406 washing Methods 0.000 claims abstract description 7
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 24
- 239000007822 coupling agent Substances 0.000 claims description 18
- 239000002518 antifoaming agent Substances 0.000 claims description 16
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims description 14
- IIPYXGDZVMZOAP-UHFFFAOYSA-N lithium nitrate Chemical compound [Li+].[O-][N+]([O-])=O IIPYXGDZVMZOAP-UHFFFAOYSA-N 0.000 claims description 14
- 239000010445 mica Substances 0.000 claims description 13
- 229910052618 mica group Inorganic materials 0.000 claims description 13
- 239000000203 mixture Substances 0.000 claims description 13
- 239000000843 powder Substances 0.000 claims description 13
- TXUICONDJPYNPY-UHFFFAOYSA-N (1,10,13-trimethyl-3-oxo-4,5,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-17-yl) heptanoate Chemical compound C1CC2CC(=O)C=C(C)C2(C)C2C1C1CCC(OC(=O)CCCCCC)C1(C)CC2 TXUICONDJPYNPY-UHFFFAOYSA-N 0.000 claims description 12
- 229910021626 Tin(II) chloride Inorganic materials 0.000 claims description 12
- 239000002216 antistatic agent Substances 0.000 claims description 12
- 239000000839 emulsion Substances 0.000 claims description 12
- PIBWKRNGBLPSSY-UHFFFAOYSA-L palladium(II) chloride Chemical compound Cl[Pd]Cl PIBWKRNGBLPSSY-UHFFFAOYSA-L 0.000 claims description 12
- 239000001119 stannous chloride Substances 0.000 claims description 12
- 235000011150 stannous chloride Nutrition 0.000 claims description 12
- QYMGIIIPAFAFRX-UHFFFAOYSA-N butyl prop-2-enoate;ethene Chemical compound C=C.CCCCOC(=O)C=C QYMGIIIPAFAFRX-UHFFFAOYSA-N 0.000 claims description 10
- 229920006245 ethylene-butyl acrylate Polymers 0.000 claims description 10
- 239000011324 bead Substances 0.000 claims description 9
- 235000019270 ammonium chloride Nutrition 0.000 claims description 7
- 150000001875 compounds Chemical class 0.000 claims description 7
- YGANSGVIUGARFR-UHFFFAOYSA-N dipotassium dioxosilane oxo(oxoalumanyloxy)alumane oxygen(2-) Chemical compound [O--].[K+].[K+].O=[Si]=O.O=[Al]O[Al]=O YGANSGVIUGARFR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052627 muscovite Inorganic materials 0.000 claims description 7
- 229910052628 phlogopite Inorganic materials 0.000 claims description 7
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims description 6
- 229910019142 PO4 Inorganic materials 0.000 claims description 6
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical group [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 6
- 239000012190 activator Substances 0.000 claims description 6
- JMGZBMRVDHKMKB-UHFFFAOYSA-L disodium;2-sulfobutanedioate Chemical compound [Na+].[Na+].OS(=O)(=O)C(C([O-])=O)CC([O-])=O JMGZBMRVDHKMKB-UHFFFAOYSA-L 0.000 claims description 6
- 239000003822 epoxy resin Substances 0.000 claims description 6
- 239000002480 mineral oil Substances 0.000 claims description 6
- 235000010446 mineral oil Nutrition 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 6
- 229920001568 phenolic resin Polymers 0.000 claims description 6
- 239000005011 phenolic resin Substances 0.000 claims description 6
- 239000010452 phosphate Substances 0.000 claims description 6
- -1 phosphate ester Chemical class 0.000 claims description 6
- 229920000647 polyepoxide Polymers 0.000 claims description 6
- 229940051841 polyoxyethylene ether Drugs 0.000 claims description 6
- 229920000056 polyoxyethylene ether Polymers 0.000 claims description 6
- 229920005749 polyurethane resin Polymers 0.000 claims description 6
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims description 6
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims description 6
- 239000001267 polyvinylpyrrolidone Substances 0.000 claims description 6
- 239000008213 purified water Substances 0.000 claims description 6
- 239000004094 surface-active agent Substances 0.000 claims description 6
- 229910052726 zirconium Inorganic materials 0.000 claims description 6
- 239000004005 microsphere Substances 0.000 claims description 4
- 239000011152 fibreglass Substances 0.000 claims 4
- 239000000080 wetting agent Substances 0.000 claims 4
- 238000009941 weaving Methods 0.000 abstract description 6
- 238000007654 immersion Methods 0.000 description 12
- 239000007788 liquid Substances 0.000 description 12
- 238000004804 winding Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000013530 defoamer Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000012752 auxiliary agent Substances 0.000 description 1
- 229910052810 boron oxide Inorganic materials 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- JKWMSGQKBLHBQQ-UHFFFAOYSA-N diboron trioxide Chemical compound O=BOB=O JKWMSGQKBLHBQQ-UHFFFAOYSA-N 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- KKCBUQHMOMHUOY-UHFFFAOYSA-N sodium oxide Chemical compound [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 description 1
- 229910001948 sodium oxide Inorganic materials 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000005491 wire drawing Methods 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
- C03C25/007—Impregnation by solution; Solution doping or molecular stuffing of porous glass
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
- C03C25/005—Surface treatment of fibres or filaments made from glass, minerals or slags by mechanical means
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
- C03C25/10—Coating
- C03C25/24—Coatings containing organic materials
- C03C25/26—Macromolecular compounds or prepolymers
- C03C25/32—Macromolecular compounds or prepolymers obtained otherwise than by reactions involving only carbon-to-carbon unsaturated bonds
- C03C25/323—Polyesters, e.g. alkyd resins
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
- C03C25/10—Coating
- C03C25/24—Coatings containing organic materials
- C03C25/26—Macromolecular compounds or prepolymers
- C03C25/32—Macromolecular compounds or prepolymers obtained otherwise than by reactions involving only carbon-to-carbon unsaturated bonds
- C03C25/36—Epoxy resins
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
- C03C25/66—Chemical treatment, e.g. leaching, acid or alkali treatment
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
- C03C25/70—Cleaning, e.g. for reuse
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
Abstract
The invention discloses a pretreatment method of glass fiber cloth, which comprises the following steps: s1, placing a coiled glass strand into a cleaning tank, wherein an ultrasonic device is arranged in the cleaning tank, and adding absolute ethyl alcohol into the cleaning tank for ultrasonic cleaning; s2, arranging a heating device in the cleaning tank, pouring out absolute ethyl alcohol in the cleaning tank, adding clear water, a solubilizer and a penetrant, and performing ultrasonic water washing at 80-90 ℃; s3, pouring out the cleaning water in the step S2, adding an impregnating solution into a cleaning tank, soaking the glass precursor in the impregnating solution, adding a PH agent to enable the PH of the impregnating solution to be 1-3, and soaking for 3-5 hours at the temperature of 40-50 ℃; and S4, taking out the glass precursor, soaking the glass precursor in an activating solution, and activating the glass precursor. And S5, drying the glass strands. The invention has the advantage of effectively reducing the problems of yarn bunching, yarn doubling, yarn broken, poor forming and the like in the weaving process.
Description
Technical Field
The invention relates to the field of glass fiber cloth preparation, in particular to a pretreatment method of glass fiber cloth.
Background
The glass fiber is an inorganic non-metallic material with excellent performance, the components of the glass fiber are silicon dioxide, aluminum oxide, calcium oxide, boron oxide, magnesium oxide, sodium oxide and the like, and the glass fiber is prepared by taking glass balls or waste glass as a raw material and carrying out processes such as high-temperature melting, wire drawing, winding, weaving and the like to finally form various products; glass fibers are various in types, have the advantages of good insulativity, strong heat resistance, good corrosion resistance and high mechanical strength, but have the disadvantages of brittleness and poor wear resistance, and are generally used as reinforcing materials, electric insulating materials, heat insulation materials, circuit substrates and other fields in composite materials.
The glass fiber check fabric is an untwisted roving plain fabric, and has the following quality requirements: (1) the fabric is uniform, the cloth edge is straight, the cloth surface is flat and mat-shaped, and no stain, fluffing, crease, wrinkle and the like exist; (2) the warp and weft density, the area weight, the cloth width and the roll length all meet the standard; (3) winding on a firm paper core, and tidy winding; (4) rapid, good resin permeability; (5) the dry and wet mechanical strength of the fabric-made laminate should meet the requirements.
The above characteristics of the glass fiber cloth play a great role in each step and preparation of the auxiliary agent in the manufacturing process of the glass fiber cloth, wherein the step of pretreatment of the drawn precursor is particularly important, and the problems of filament bunching, doubling, broken filament, poor forming and the like are easily caused in the traditional precursor weaving process, and part of the reasons are that the method for pretreatment of the precursor is not effective.
Disclosure of Invention
The invention aims to provide a pretreatment method of glass fiber cloth, which has the advantage of effectively reducing the problems of yarn bunching, yarn doubling, yarn broken, poor forming and the like in the weaving process.
In order to achieve the purpose, the invention adopts the technical scheme that: a pretreatment method of glass fiber cloth comprises the following steps: s1, placing a coiled glass strand into a cleaning tank, wherein an ultrasonic device is arranged in the cleaning tank, and adding absolute ethyl alcohol into the cleaning tank for ultrasonic cleaning;
s2, arranging a heating device in the cleaning tank, pouring out absolute ethyl alcohol in the cleaning tank, adding clear water, a solubilizer and a penetrant, and performing ultrasonic water washing at 80-90 ℃;
s3, pouring out the cleaning water in the step S2, adding an immersion liquid into a cleaning tank, soaking the glass precursor in the immersion liquid, adding a PH agent to enable the PH of the immersion liquid to be 1-3, and soaking for 3-5 hours at the temperature of 40-50 ℃;
and S4, taking out the glass strands, soaking the glass strands in an activating solution, and activating the glass strands.
And S5, drying the glass strands.
Further, the impregnating compound comprises the following components: 15-20 parts of epoxy resin emulsion, 6-8 parts of phenolic resin emulsion, 15-20 parts of waterborne polyurethane resin, 1-3 parts of coupling agent, 15-20 parts of surfactant, 0.2-1 part of antistatic agent, 5-10 parts of pH regulator, 5-10 parts of defoaming agent, 2-5 parts of polyvinylpyrrolidone, 0.5-2 parts of superfine mica powder, 10-15 parts of hollow glass microsphere and 300-500 parts of water.
Further, the activator comprises the following components: stannous chloride, palladium chloride, hydrochloric acid and purified water, wherein the activating solution comprises 0.5g/L of stannous chloride, 0.25g/L of palladium chloride and 2.5mL/L of concentrated hydrochloric acid.
Further, the solubilizer comprises ethylene-methyl acrylate-glycidyl methacrylate and ethylene-butyl acrylate, and the mass ratio of the ethylene-methyl acrylate-glycidyl methacrylate to the ethylene-butyl acrylate is 4:2, mixing the components.
Further, the penetrant comprises the following components: 30-50 parts of water-based leveling agent, 40-50 parts of polyoxyethylene ether, 5-15 parts of white mineral oil and 10-20 parts of sodium sulfosuccinate.
Further, the step S4 is carried out for soaking for 10 hours at the temperature of 40-50 ℃.
Further, the coupling agent is a zirconium coupling agent.
Further, the defoaming agent is a phosphate ester defoaming agent.
Further, the antistatic agent is a mixture of lithium nitrate and ammonium chloride, wherein the mass ratio of the two is 2.
Further, the particle size of the hollow glass beads is 15-50 microns, the superfine mica powder is a mixture of muscovite and phlogopite, and the mass ratio of the two is 2.
Compared with the prior art, the invention has the advantages that: .
The glass fiber precursor is effectively pretreated before weaving, and the toughness, the wear resistance and the like of the glass precursor are enhanced through soaking of the impregnating solution and the activating agent; the superfine mica powder and the hollow glass beads in the impregnating compound can improve the porosity, contribute to improving the interlaminar shear property, the impact resistance, the anti-cracking property, the fatigue life and the like of the glass fiber cloth, and can effectively reduce the problems of yarn bunching, yarn doubling, yarn broken, poor forming and the like in the weaving process.
Detailed Description
The present invention will be further described below.
Example 1: a pretreatment method of glass fiber cloth comprises the following steps: s1, placing a coiled glass strand into a cleaning tank, wherein an ultrasonic device is arranged in the cleaning tank, and adding absolute ethyl alcohol into the cleaning tank for ultrasonic cleaning;
s2, arranging a heating device in the cleaning tank, pouring out absolute ethyl alcohol in the cleaning tank, adding clear water, a solubilizer and a penetrant, and performing ultrasonic water washing at 80-90 ℃;
s3, pouring out the cleaning water in the step S2, adding an immersion liquid into a cleaning tank, soaking the glass precursor in the immersion liquid, adding a PH agent to enable the PH1 of the immersion liquid to be 1, and soaking for 3 hours at the temperature of 40-50 ℃;
and S4, taking out the glass strands, soaking the glass strands in an activating solution, and activating the glass strands.
And S5, drying the glass strands.
Further, the impregnating compound comprises the following components: 15 parts of epoxy resin emulsion, 6 parts of phenolic resin emulsion, 15 parts of waterborne polyurethane resin, 1 part of coupling agent, 15 parts of surfactant, 0.2 part of antistatic agent, 5 parts of pH regulator, 5 parts of defoaming agent, 2 parts of polyvinylpyrrolidone, 0.5 part of superfine mica powder, 10 parts of hollow glass beads and 500 parts of water.
Further, the activator comprises the following components: stannous chloride, palladium chloride, hydrochloric acid and purified water, wherein the activating solution comprises 0.5g/L of stannous chloride, 0.25g/L of palladium chloride and 2.5mL/L of concentrated hydrochloric acid.
Further, the solubilizer comprises ethylene-methyl acrylate-glycidyl methacrylate and ethylene-butyl acrylate, and the mass ratio of the ethylene-methyl acrylate-glycidyl methacrylate to the ethylene-butyl acrylate is 4:2, mixing the components.
Further, the penetrating agent comprises the following components: 50 parts of a water-based leveling agent, 50 parts of polyoxyethylene ether, 15 parts of white mineral oil and 20 parts of sodium sulfosuccinate.
Further, the step S4 is carried out for soaking for 10 hours at the temperature of 40-50 ℃.
Further, the coupling agent is a zirconium coupling agent.
Further, the defoaming agent is a phosphate ester defoaming agent.
Further, the antistatic agent is a mixture of lithium nitrate and ammonium chloride, wherein the mass ratio of the two is 2.
Further, the particle size of the hollow glass beads is 50 microns, and the superfine mica powder is a mixture of muscovite and phlogopite, wherein the mass ratio of the two is 2.
Example 2: a pretreatment method of glass fiber cloth comprises the following steps: s1, placing a coiled glass strand into a cleaning tank, wherein an ultrasonic device is arranged in the cleaning tank, and adding absolute ethyl alcohol into the cleaning tank for ultrasonic cleaning;
s2, arranging a heating device in the cleaning tank, pouring out absolute ethyl alcohol in the cleaning tank, and adding clear water, a solubilizer and a penetrant to perform ultrasonic water washing at 90 ℃;
s3, pouring out the cleaning water in the step S2, adding an immersion liquid into a cleaning tank, soaking the glass precursor in the immersion liquid, adding a PH agent to enable the PH value of the immersion liquid to be 3, and soaking for 3 hours at the temperature of 50 ℃;
and S4, taking out the glass strands, soaking the glass strands in an activating solution, and activating the glass strands.
And S5, drying the glass strands.
Further, the impregnating compound comprises the following components: 15 parts of epoxy resin emulsion, 6 parts of phenolic resin emulsion, 15 parts of waterborne polyurethane resin, 1 part of coupling agent, 15 parts of surfactant, 0.2 part of antistatic agent, 5 parts of pH regulator, 5 parts of defoamer, 2 parts of polyvinylpyrrolidone, 0.5 part of superfine mica powder, 10 parts of hollow glass microsphere and 500 parts of water.
Further, the activator comprises the following components: stannous chloride, palladium chloride, hydrochloric acid and purified water, wherein the activating solution comprises 0.5g/L of stannous chloride, 0.25g/L of palladium chloride and 2.5mL/L of concentrated hydrochloric acid.
Further, the solubilizer comprises ethylene-methyl acrylate-glycidyl methacrylate and ethylene-butyl acrylate, and the mass ratio of the ethylene-methyl acrylate-glycidyl methacrylate to the ethylene-butyl acrylate is 4:2, mixing the components.
Further, the penetrating agent comprises the following components: 50 parts of water-based flatting agent, 50 parts of polyoxyethylene ether, 15 parts of white mineral oil and 20 parts of sodium sulfosuccinate.
Further, the step S4 is carried out for 10 hours at the temperature of 40-50 ℃.
Further, the coupling agent is a zirconium coupling agent.
Further, the defoaming agent is a phosphate ester defoaming agent.
Further, the antistatic agent is a mixture of lithium nitrate and ammonium chloride, wherein the mass ratio of the two is 2.
Further, the particle size of the hollow glass beads is 15-50 microns, the superfine mica powder is a mixture of muscovite and phlogopite, and the mass ratio of the two is 2.
Example 3: a pretreatment method of glass fiber cloth comprises the following steps: s1, placing a glass strand in a cleaning tank after coiling, wherein an ultrasonic device is arranged in the cleaning tank, and adding absolute ethyl alcohol into the cleaning tank for ultrasonic cleaning;
s2, arranging a heating device in the cleaning tank, pouring out absolute ethyl alcohol in the cleaning tank, and adding clear water, a solubilizer and a penetrant to perform ultrasonic water washing at 90 ℃;
s3, pouring out the cleaning water in the step S2, adding an immersion liquid into a cleaning tank, soaking the glass precursor in the immersion liquid, adding a PH agent to make PH3 of the immersion liquid, and soaking for 3 hours at the temperature of 50 ℃;
and S4, taking out the glass precursor, soaking the glass precursor in an activating solution, and activating the glass precursor.
And S5, drying the glass strands.
Further, the impregnating compound comprises the following components: 20 parts of epoxy resin emulsion, 8 parts of phenolic resin emulsion, 20 parts of waterborne polyurethane resin, 3 parts of coupling agent, 20 parts of surfactant, 1 part of antistatic agent, 10 parts of pH regulator, 10 parts of defoaming agent, 5 parts of polyvinylpyrrolidone, 2 parts of superfine mica powder, 15 parts of hollow glass beads and 500 parts of water.
Further, the activator comprises the following components: stannous chloride, palladium chloride, hydrochloric acid and purified water, wherein the activating solution comprises 0.5g/L of stannous chloride, 0.25g/L of palladium chloride and 2.5mL/L of concentrated hydrochloric acid.
Further, the solubilizer comprises ethylene-methyl acrylate-glycidyl methacrylate and ethylene-butyl acrylate, and the mass ratio of the ethylene-methyl acrylate-glycidyl methacrylate to the ethylene-butyl acrylate is 4:2, mixing the components.
Further, the penetrant comprises the following components: 30 parts of water-based leveling agent, 40-50 parts of polyoxyethylene ether, 5 parts of white mineral oil and 10 parts of sodium sulfosuccinate.
Further, the step S4 is carried out for 10 hours at the temperature of 40-50 ℃.
Further, the coupling agent is a zirconium coupling agent.
Further, the defoaming agent is a phosphate ester defoaming agent.
Further, the antistatic agent is a mixture of lithium nitrate and ammonium chloride, wherein the mass ratio of the two is 2.
Further, the particle size of the hollow glass beads is 15 microns, the superfine mica powder is a mixture of muscovite and phlogopite, and the mass ratio of the two is 2.
Example 4: a pretreatment method of glass fiber cloth comprises the following steps: s1, placing a glass strand in a cleaning tank after coiling, wherein an ultrasonic device is arranged in the cleaning tank, and adding absolute ethyl alcohol into the cleaning tank for ultrasonic cleaning;
s2, arranging a heating device in the cleaning tank, pouring out absolute ethyl alcohol in the cleaning tank, adding clear water, a solubilizer and a penetrant, and performing ultrasonic water washing at 80-90 ℃;
s3, pouring out the cleaning water in the step S2, adding an impregnating solution into a cleaning tank, soaking the glass precursor in the impregnating solution, adding a PH agent to enable the PH value of the impregnating solution to be 1, and soaking for 3 hours at the temperature of 50 ℃;
and S4, taking out the glass precursor, soaking the glass precursor in an activating solution, and activating the glass precursor.
And S5, drying the glass strands.
Further, the impregnating compound comprises the following components: 15 parts of epoxy resin emulsion, 6 parts of phenolic resin emulsion, 15 parts of waterborne polyurethane resin, 1 part of coupling agent, 15 parts of surfactant, 0.2 part of antistatic agent, 5 parts of pH regulator, 5 parts of defoamer, 2 parts of polyvinylpyrrolidone, 0.5 part of superfine mica powder, 10 parts of hollow glass microsphere and 500 parts of water.
Further, the activator comprises the following components: stannous chloride, palladium chloride, hydrochloric acid and purified water, wherein the activating solution comprises 0.5g/L of stannous chloride, 0.25g/L of palladium chloride and 2.5mL/L of concentrated hydrochloric acid.
Further, the solubilizer comprises ethylene-methyl acrylate-glycidyl methacrylate and ethylene-butyl acrylate according to a mass ratio of 4:2, mixing the components.
Further, the penetrant comprises the following components: 30-50 parts of water-based leveling agent, 40-50 parts of polyoxyethylene ether, 5-15 parts of white mineral oil and 10-20 parts of sodium sulfosuccinate.
Further, the step S4 is carried out for soaking for 10 hours at the temperature of 40-50 ℃.
Further, the coupling agent is a zirconium coupling agent.
Further, the defoaming agent is a phosphate ester defoaming agent.
Further, the antistatic agent is a mixture of lithium nitrate and ammonium chloride, wherein the mass ratio of the two is 2.
Further, the particle size of the hollow glass beads is 15 microns, the superfine mica powder is a mixture of muscovite and phlogopite, and the mass ratio of the two is 2.
The principle and the embodiment of the present invention are explained by applying specific examples, and the above description of the embodiments is only used to help understanding the method and the core idea of the present invention; while the invention has been described with reference to specific embodiments and applications, it will be apparent to those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (10)
1. A pretreatment method of glass fiber cloth is characterized in that: the method comprises the following steps: s1, placing a coiled glass strand into a cleaning tank, wherein an ultrasonic device is arranged in the cleaning tank, and adding absolute ethyl alcohol into the cleaning tank for ultrasonic cleaning;
s2, arranging a heating device in the cleaning tank, pouring out absolute ethyl alcohol in the cleaning tank, adding clear water, a solubilizer and a penetrant, and performing ultrasonic water washing at 80-90 ℃;
s3, pouring out the cleaning water in the step S2, adding an impregnating solution into a cleaning tank, soaking the glass precursor in the impregnating solution, adding a PH agent to enable the PH of the impregnating solution to be 1-3, and soaking for 3-5 hours at the temperature of 40-50 ℃;
and S4, taking out the glass precursor, soaking the glass precursor in an activating solution, and activating the glass precursor.
And S5, drying the glass strands.
2. The pretreatment method of glass fiber cloth according to claim 1, characterized in that: the impregnating compound comprises the following components: 15-20 parts of epoxy resin emulsion, 6-8 parts of phenolic resin emulsion, 15-20 parts of waterborne polyurethane resin, 1-3 parts of coupling agent, 15-20 parts of surfactant, 0.2-1 part of antistatic agent, 5-10 parts of pH regulator, 5-10 parts of defoaming agent, 2-5 parts of polyvinylpyrrolidone, 0.5-2 parts of superfine mica powder, 10-15 parts of hollow glass microsphere and 300-500 parts of water.
3. The pretreatment method of a glass fiber cloth according to claim 1, characterized in that: the activator comprises the following components: stannous chloride, palladium chloride, hydrochloric acid and purified water, wherein the activating solution comprises 0.5g/L of stannous chloride, 0.25g/L of palladium chloride and 2.5mL/L of concentrated hydrochloric acid.
4. The pretreatment method of glass fiber cloth according to claim 1, characterized in that: the solubilizer comprises ethylene-methyl acrylate-glycidyl methacrylate and ethylene-butyl acrylate according to a mass ratio of 4:2, mixing the components.
5. The pretreatment method of a glass fiber cloth according to claim 1, characterized in that: the penetrant comprises the following components: 30-50 parts of water-based leveling agent, 40-50 parts of polyoxyethylene ether, 5-15 parts of white mineral oil and 10-20 parts of sodium sulfosuccinate.
6. The pretreatment method of glass fiber cloth according to claim 5, characterized in that: in the step S4, the mixture is soaked for 10 hours at the temperature of 40-50 ℃.
7. The fiberglass cloth wetting agent according to claim 2, wherein: the coupling agent is a zirconium coupling agent.
8. The fiberglass cloth wetting agent according to claim 2, wherein: the defoaming agent is a phosphate ester defoaming agent.
9. The fiberglass cloth wetting agent according to claim 2, wherein: the antistatic agent is a mixture of lithium nitrate and ammonium chloride, wherein the mass ratio of the lithium nitrate to the ammonium chloride is 2.
10. The fiberglass cloth wetting agent according to claim 2, wherein: the particle size of the hollow glass beads is 15-50 microns, the superfine mica powder is a mixture of muscovite and phlogopite, and the mass ratio of the muscovite to the phlogopite is 2.
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Application publication date: 20221223 |