CN113307993A - Glass yarn and glass fiber cloth and preparation process thereof - Google Patents
Glass yarn and glass fiber cloth and preparation process thereof Download PDFInfo
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- CN113307993A CN113307993A CN202110459369.9A CN202110459369A CN113307993A CN 113307993 A CN113307993 A CN 113307993A CN 202110459369 A CN202110459369 A CN 202110459369A CN 113307993 A CN113307993 A CN 113307993A
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- 239000004744 fabric Substances 0.000 title claims abstract description 63
- 239000011521 glass Substances 0.000 title claims abstract description 48
- 239000003365 glass fiber Substances 0.000 title claims abstract description 41
- 238000002360 preparation method Methods 0.000 title claims abstract description 10
- 239000003292 glue Substances 0.000 claims abstract description 58
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 claims abstract description 36
- 229910052794 bromium Inorganic materials 0.000 claims abstract description 36
- 239000011256 inorganic filler Substances 0.000 claims abstract description 30
- 229910003475 inorganic filler Inorganic materials 0.000 claims abstract description 30
- 238000004519 manufacturing process Methods 0.000 claims abstract description 21
- 239000003822 epoxy resin Substances 0.000 claims abstract description 12
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 12
- 239000011435 rock Substances 0.000 claims abstract description 12
- 239000002131 composite material Substances 0.000 claims abstract description 8
- 238000013329 compounding Methods 0.000 claims abstract description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 24
- 238000010008 shearing Methods 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 16
- 238000003756 stirring Methods 0.000 claims description 15
- 230000001804 emulsifying effect Effects 0.000 claims description 12
- 239000007787 solid Substances 0.000 claims description 12
- 230000008569 process Effects 0.000 claims description 11
- LXBGSDVWAMZHDD-UHFFFAOYSA-N 2-methyl-1h-imidazole Chemical compound CC1=NC=CN1 LXBGSDVWAMZHDD-UHFFFAOYSA-N 0.000 claims description 9
- VHYFNPMBLIVWCW-UHFFFAOYSA-N 4-Dimethylaminopyridine Chemical compound CN(C)C1=CC=NC=C1 VHYFNPMBLIVWCW-UHFFFAOYSA-N 0.000 claims description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 6
- QGBSISYHAICWAH-UHFFFAOYSA-N dicyandiamide Chemical group NC(N)=NC#N QGBSISYHAICWAH-UHFFFAOYSA-N 0.000 claims description 6
- 238000007598 dipping method Methods 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 6
- 230000010355 oscillation Effects 0.000 claims description 6
- 229910052710 silicon Inorganic materials 0.000 claims description 6
- 239000010703 silicon Substances 0.000 claims description 6
- 230000004048 modification Effects 0.000 claims description 4
- 238000012986 modification Methods 0.000 claims description 4
- 239000000843 powder Substances 0.000 claims description 4
- 239000004575 stone Substances 0.000 claims description 4
- ZCUJYXPAKHMBAZ-UHFFFAOYSA-N 2-phenyl-1h-imidazole Chemical compound C1=CNC(C=2C=CC=CC=2)=N1 ZCUJYXPAKHMBAZ-UHFFFAOYSA-N 0.000 claims description 3
- ULKLGIFJWFIQFF-UHFFFAOYSA-N 5K8XI641G3 Chemical compound CCC1=NC=C(C)N1 ULKLGIFJWFIQFF-UHFFFAOYSA-N 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 claims description 3
- 238000005303 weighing Methods 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract description 6
- 239000000463 material Substances 0.000 abstract description 5
- 238000007689 inspection Methods 0.000 abstract description 3
- 238000003825 pressing Methods 0.000 abstract description 3
- 239000000377 silicon dioxide Substances 0.000 abstract description 3
- 239000003513 alkali Substances 0.000 description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/04—Reinforcing macromolecular compounds with loose or coherent fibrous material
- C08J5/0405—Reinforcing macromolecular compounds with loose or coherent fibrous material with inorganic fibres
- C08J5/043—Reinforcing macromolecular compounds with loose or coherent fibrous material with inorganic fibres with glass fibres
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2363/00—Characterised by the use of epoxy resins; Derivatives of epoxy resins
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2463/00—Characterised by the use of epoxy resins; Derivatives of epoxy resins
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
- C08K3/36—Silica
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/315—Compounds containing carbon-to-nitrogen triple bonds
- C08K5/3155—Dicyandiamide
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/34—Heterocyclic compounds having nitrogen in the ring
- C08K5/3412—Heterocyclic compounds having nitrogen in the ring having one nitrogen atom in the ring
- C08K5/3432—Six-membered rings
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/34—Heterocyclic compounds having nitrogen in the ring
- C08K5/3442—Heterocyclic compounds having nitrogen in the ring having two nitrogen atoms in the ring
- C08K5/3445—Five-membered rings
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/14—Glass
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K9/00—Use of pretreated ingredients
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- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Woven Fabrics (AREA)
- Reinforced Plastic Materials (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses glass yarn glass fiber cloth and a preparation process thereof, and particularly relates to the technical field of copper-clad plates. According to the invention, the low-bromine yellow glue is prepared by compounding low-bromine epoxy resin and 3% of tetra-functional epoxy resin, the inorganic filler is composite silica micropowder, the comparison of glass cloth pressing plates of different glass cloth yarns and the attached figure 1 show that the comparison of the performances of the glass yarn glass fiber cloth made of the giant rock yarn material has no obvious difference, the appearance of a prepreg adopting the giant rock yarn glass cloth meets the requirement of an inspection standard, the performance of the plate adopting the giant rock yarn glass cloth meets the IPC-4101C/21 performance requirement, the production requirement of a copper-clad plate can be met, the production process is mature, and the mass production can be realized, so that the production cost of the copper-clad plate is effectively reduced.
Description
Technical Field
The invention relates to the technical field of copper-clad plates, in particular to glass yarn and glass fiber cloth and a preparation process thereof.
Background
A Copper Clad Laminate (CCL) is a plate-like material, which is simply called a Copper Clad Laminate, prepared by impregnating electronic glass fiber cloth or other reinforcing materials with resin, coating Copper foil on one or both surfaces, and performing hot pressing. The copper-clad plate mainly plays roles of interconnection, conduction, insulation and support for the printed circuit board, and has great influence on the transmission speed, energy loss, characteristic impedance and the like of signals in the circuit, so that the performance, quality, processability in manufacturing, manufacturing level, manufacturing cost, long-term reliability and stability of the printed circuit board are greatly dependent on the copper-clad plate. The glass fiber cloth is divided into high-alkali cloth, medium-alkali cloth and alkali-free cloth according to the alkali content. The lower the alkali content, the better the breaking and tensile resistance, and the cloth can be distinguished according to the conductive capability, and the high alkali cloth is a conductor and can be used as a wire. The optical fiber for signal transmission is glass fiber transmission, and belongs to high-alkali cloth. Electronic cloth refers to a generic term for electronic grade glass fiber cloth used in the electronics industry. It is a high-grade product in electronic grade glass fiber cloth, and is mainly used for manufacturing copper clad plates. The plied twistless roving for spraying the boulder glass fiber in the alkali-free glass fiber yarn is mainly suitable for enhancing UP, VE and PU, and has the advantages of good dispersibility, low static electricity, good resin permeability and low cost.
The market competition of the current copper-clad plate is fierce, the operation profit is lower and lower, the cost pressure is higher and higher, and the development of a new raw material supplier is imperative to reduce the production cost.
Disclosure of Invention
In order to overcome the above defects of the prior art, embodiments of the present invention provide a glass yarn and glass fiber cloth and a preparation process thereof.
In order to achieve the purpose, the invention provides the following technical scheme: the glass yarn glass fiber cloth comprises glue solution and giant stone yarn glass cloth, wherein the glue solution comprises the following components in percentage by weight: 15.24-15.30% of curing agent, 0.0470-0.0478% of curing accelerator, 3.36-3.44% of inorganic filler and the balance of low-bromine yellow glue;
further, the curing agent is dicyandiamide solution, the curing accelerator is one of 2-methylimidazole, 4-dimethylaminopyridine, 2-ethyl-4-methylimidazole or 2-phenylimidazole, the preferred curing accelerator is 2-methylimidazole, the low-bromine yellow glue is prepared by compounding low-bromine epoxy resin and 3% of tetrafunctional epoxy resin, and the inorganic filler is composite silicon micropowder.
Further, the glue solution comprises the following components in percentage by weight: 15.24 percent of curing agent, 0.0470 percent of curing accelerator, 3.36 percent of inorganic filler and 81.34 percent of low-bromine yellow glue.
Further, the glue solution comprises the following components in percentage by weight: 15.30 percent of curing agent, 0.0478 percent of curing accelerator, 3.44 percent of inorganic filler and 81.20 percent of low-bromine yellow glue.
Further, the glue solution comprises the following components in percentage by weight: 15.27 percent of curing agent, 0.0474 percent of curing accelerator, 3.40 percent of inorganic filler and 81.27 percent of low-bromine yellow glue.
Further, the solid content of the low-bromine yellow glue is 80%, the solid content of the dicyandiamide solution is 10.7%, and the solid content of the 2-methylimidazole and the solid content of the compound silicon micro powder are both 100%
The invention also provides a preparation process of the glass yarn and glass fiber cloth, which comprises the following specific preparation steps:
the method comprises the following steps: weighing a curing agent, a curing accelerator, an inorganic filler and low-bromine yellow glue according to the weight percentage;
step two: mechanically stirring and uniformly mixing the curing agent and the curing accelerator in the step one to obtain a premix A, mechanically stirring and uniformly mixing the inorganic filler and the low-bromine yellow glue in the step one to obtain a premix B, adding the uniformly mixed premix A and the premix B into an emulsifying kettle, and emulsifying and shearing at a high speed in the emulsifying kettle to obtain a mixed glue solution;
step three: and (3) dipping the giant rock yarn glass cloth in the mixed glue solution prepared in the step two, and baking the dipped electronic glass fiber cloth to prepare a glass yarn glass fiber cloth prepreg.
Further, before the second step, a vacuum plasma cleaning machine is used for carrying out surface modification treatment on the inorganic filler.
Further, in the second step, the rotation speed of stirring treatment of the curing agent and the curing accelerator is 1500-1800 r/min, the stirring treatment time is 20-30 min, the rotation speed of the treatment process of the low-bromine yellow glue and the inorganic filler is 2500-2900 r/min, the stirring treatment time is 50-60 min, the high-speed shearing of the emulsifying kettle adopts a pipeline high-speed shearing technology, the high-speed shearing speed is 4100-4300 r/min, and the high-speed shearing time is 1-2 h.
Further, in the process of dipping the electronic glass fiber cloth in the mixed glue solution in the third step, ultrasonic oscillation treatment is carried out, the ultrasonic oscillation frequency is 1.5MHz, the glue solution obtained by uniformly shearing at a high speed in the second step is subjected to curing treatment, and the curing treatment is that the glue solution is stirred for 3-5 hours at the normal temperature at 1300-1500 r/min.
The invention has the technical effects and advantages that:
1. according to the glass yarn glass fiber cloth prepared by the raw material formula, the low-bromine yellow glue is compounded by the low-bromine epoxy resin and 3% of the tetrafunctional epoxy resin, the inorganic filler is the composite silica powder, the comparison of the glass cloth pressing plates of different glass cloth yarns shows that the comparison of the performances of the glass yarn glass fiber cloth prepared by the giant rock yarn material has no obvious difference, the appearance of the prepreg adopting the giant rock yarn glass cloth meets the requirement of the inspection standard, the performance of the plate adopting the giant rock yarn glass cloth meets the requirement of IPC-4101C/21 performance, the production requirement of the copper-clad plate can be met, the production process is mature, and the mass production can be realized, so that the production cost of the copper-clad plate is effectively reduced.
Drawings
FIG. 1 is a comparative example of the wicks of comparative yarn and boulder yarn of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
the invention provides glass yarn glass fiber cloth, which comprises glue solution and giant stone yarn glass cloth, wherein the glue solution comprises the following components in percentage by weight: 15.24 percent of curing agent, 0.0470 percent of curing accelerator, 3.36 percent of inorganic filler and 81.34 percent of low-bromine yellow glue;
the curing agent is dicyandiamide solution, the curing accelerator is one of 2-methylimidazole, 4-dimethylaminopyridine, 2-ethyl-4-methylimidazole or 2-phenylimidazole, the preferred curing accelerator is 2-methylimidazole, the low-bromine yellow glue is prepared by compounding low-bromine epoxy resin and 3% of tetrafunctional epoxy resin, and the inorganic filler is composite silicon micropowder;
the solid content of the low-bromine yellow glue is 80%, the solid content of the dicyandiamide solution is 10.7%, and the solid content of the 2-methylimidazole and the solid content of the composite silicon micro powder are both 100%;
the invention also provides a preparation process of the glass yarn and glass fiber cloth, which comprises the following specific preparation steps:
the method comprises the following steps: weighing a curing agent, a curing accelerator, an inorganic filler and low-bromine yellow glue according to the weight percentage;
step two: mechanically stirring and uniformly mixing the curing agent and the curing accelerator in the step one to obtain a premix A, mechanically stirring and uniformly mixing the inorganic filler and the low-bromine yellow glue in the step one to obtain a premix B, adding the uniformly mixed premix A and the premix B into an emulsifying kettle, and emulsifying and shearing at a high speed in the emulsifying kettle to obtain a mixed glue solution;
step three: and (3) dipping the giant rock yarn glass cloth in the mixed glue solution prepared in the step two, and baking the dipped electronic glass fiber cloth to prepare a glass yarn glass fiber cloth prepreg.
Before the second step, a vacuum plasma cleaning machine is used for carrying out surface modification treatment on the inorganic filler.
In the second step, the rotating speed of stirring treatment of the curing agent and the curing accelerator is 1500-1800 r/min, the stirring treatment time is 20-30 min, the rotating speed of the treatment process of the low-bromine yellow glue and the inorganic filler is 2500-2900 r/min, the stirring treatment time is 50-60 min, the high-speed shearing of the emulsifying kettle adopts a pipeline high-speed shearing technology, the high-speed shearing rate is 4100-4300 r/min, and the high-speed shearing time is 1-2 h.
And in the process of dipping the electronic glass fiber cloth in the mixed glue solution in the third step, carrying out ultrasonic oscillation treatment, wherein the ultrasonic oscillation frequency is 1.5MHz, and curing the glue solution obtained by uniformly shearing at a high speed in the second step, wherein the curing treatment is that the glue solution is stirred at the normal temperature at 1300-1500 r/min for 3-5 h.
Example 2:
different from the embodiment 1, the glue solution comprises the following components in percentage by weight: 15.30 percent of curing agent, 0.0478 percent of curing accelerator, 3.44 percent of inorganic filler and 81.20 percent of low-bromine yellow glue.
Example 3:
different from the embodiments 1-2, the glue solution comprises the following components in percentage by weight: 15.27 percent of curing agent, 0.0474 percent of curing accelerator, 3.40 percent of inorganic filler and 81.27 percent of low-bromine yellow glue.
The glass yarn glass fiber cloths obtained in examples 1 to 3 were taken and laminated plates of the glass yarn glass fiber cloths obtained in the three examples were tested in three groups of 30 samples, respectively, and the test was carried out for comparison of properties (KB-61601.5 mm H/H material as an example) as shown in Table I:
table one:
as can be seen from Table I, the glue solution comprises the following components in percentage by weight: 15.27 percent of curing agent, 0.0474 percent of curing accelerator, 3.40 percent of inorganic filler and 81.27 percent of low-bromine yellow adhesive, wherein the low-bromine yellow adhesive is formed by compounding low-bromine epoxy resin and 3 percent of tetrafunctional epoxy resin, the inorganic filler is composite silica micropowder, the comparison of glass cloth pressing plates of different glass cloth yarns and the attached drawing 1 show that the comparison of the glass cloth and the glass fiber cloth performance of the glass yarn made of the giant rock yarn material has no obvious difference, the appearance of a prepreg adopting the giant rock yarn glass cloth meets the requirement of an inspection standard, the performance of the plate adopting the giant rock yarn glass cloth meets the requirement of IPC-4101C/21 performance, the production requirement of a copper-clad plate can be met, the production process is mature, and the mass production can be realized, so that the production cost of the copper-clad plate can be effectively reduced.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The glass yarn glass fiber cloth comprises glue solution and giant stone yarn glass cloth, and is characterized in that: the glue solution and the giant stone yarn glass cloth comprise the following components in percentage by weight: 15.24-15.30% of curing agent, 0.0470-0.0478% of curing accelerator, 3.36-3.44% of inorganic filler and the balance of low-bromine yellow glue.
2. The glass yarn glass fiber cloth of claim 1, wherein: the curing agent is dicyandiamide solution, the curing accelerator is one of 2-methylimidazole, 4-dimethylaminopyridine, 2-ethyl-4-methylimidazole or 2-phenylimidazole, the preferred curing accelerator is 2-methylimidazole, the low-bromine yellow glue is prepared by compounding low-bromine epoxy resin and 3% of tetrafunctional epoxy resin, and the inorganic filler is composite silicon micropowder.
3. The glass yarn glass fiber cloth of claim 2, wherein: the glue solution comprises the following components in percentage by weight: 15.24 percent of curing agent, 0.0470 percent of curing accelerator, 3.36 percent of inorganic filler and 81.34 percent of low-bromine yellow glue.
4. The glass yarn glass fiber cloth of claim 2, wherein: the glue solution comprises the following components in percentage by weight: 15.30 percent of curing agent, 0.0478 percent of curing accelerator, 3.44 percent of inorganic filler and 81.20 percent of low-bromine yellow glue.
5. The glass yarn glass fiber cloth of claim 2, wherein: the glue solution comprises the following components in percentage by weight: 15.27 percent of curing agent, 0.0474 percent of curing accelerator, 3.40 percent of inorganic filler and 81.27 percent of low-bromine yellow glue.
6. The glass yarn glass fiber cloth of claim 2, wherein: the solid content of the low-bromine yellow glue is 80%, the solid content of the dicyandiamide solution is 10.7%, and the solid content of the 2-methylimidazole and the solid content of the composite silicon micro powder are both 100%.
7. The process for preparing a glass yarn glass fiber cloth according to any one of claims 1 to 6, wherein: the preparation method comprises the following specific steps:
the method comprises the following steps: weighing a curing agent, a curing accelerator, an inorganic filler and low-bromine yellow glue according to the weight percentage;
step two: mechanically stirring and uniformly mixing the curing agent and the curing accelerator in the step one to obtain a premix A, mechanically stirring and uniformly mixing the inorganic filler and the low-bromine yellow glue in the step one to obtain a premix B, adding the uniformly mixed premix A and the premix B into an emulsifying kettle, and emulsifying and shearing at a high speed in the emulsifying kettle to obtain a mixed glue solution;
step three: and (3) dipping the giant rock yarn glass cloth in the mixed glue solution prepared in the step two, and baking the dipped electronic glass fiber cloth to prepare a glass yarn glass fiber cloth prepreg.
8. The process for preparing glass yarn glass fiber cloth according to claim 7, wherein the process comprises the following steps: before the second step, a vacuum plasma cleaning machine is used for carrying out surface modification treatment on the inorganic filler.
9. The process for preparing glass yarn glass fiber cloth according to claim 7, wherein the process comprises the following steps: in the second step, the rotating speed of stirring treatment of the curing agent and the curing accelerator is 1500-1800 r/min, the stirring treatment time is 20-30 min, the rotating speed of the treatment process of the low-bromine yellow glue and the inorganic filler is 2500-2900 r/min, the stirring treatment time is 50-60 min, the high-speed shearing of the emulsifying kettle adopts a pipeline high-speed shearing technology, the high-speed shearing rate is 4100-4300 r/min, and the high-speed shearing time is 1-2 h.
10. The process for preparing glass yarn glass fiber cloth according to claim 7, wherein the process comprises the following steps: and in the process of dipping the electronic glass fiber cloth in the mixed glue solution in the third step, carrying out ultrasonic oscillation treatment, wherein the ultrasonic oscillation frequency is 1.5MHz, and curing the glue solution obtained by uniformly shearing at a high speed in the second step, wherein the curing treatment is that the glue solution is stirred at the normal temperature at 1300-1500 r/min for 3-5 h.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114987005A (en) * | 2022-06-20 | 2022-09-02 | 江苏耀鸿电子有限公司 | Epoxy resin-based copper-clad plate filled with aluminum oxide and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103524695A (en) * | 2012-07-02 | 2014-01-22 | 上海杰事杰新材料(集团)股份有限公司 | Glass fiber reinforced thermoplastic polyurethane composite material and preparation method thereof |
| CN106189136A (en) * | 2016-07-26 | 2016-12-07 | 武汉金发科技有限公司 | A kind of modified polylactic acid composite material and manufacture method thereof and application |
| CN107189347A (en) * | 2017-05-09 | 2017-09-22 | 建滔敷铜板（深圳）有限公司 | Resin combination, copper-clad plate, circuit board and manufacture method |
| CN109795188A (en) * | 2018-12-28 | 2019-05-24 | 吉安市宏瑞兴科技有限公司 | A kind of copper clad laminate with good heat resistance and preparation method thereof |
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| CN103524695A (en) * | 2012-07-02 | 2014-01-22 | 上海杰事杰新材料(集团)股份有限公司 | Glass fiber reinforced thermoplastic polyurethane composite material and preparation method thereof |
| CN106189136A (en) * | 2016-07-26 | 2016-12-07 | 武汉金发科技有限公司 | A kind of modified polylactic acid composite material and manufacture method thereof and application |
| CN107189347A (en) * | 2017-05-09 | 2017-09-22 | 建滔敷铜板（深圳）有限公司 | Resin combination, copper-clad plate, circuit board and manufacture method |
| CN109795188A (en) * | 2018-12-28 | 2019-05-24 | 吉安市宏瑞兴科技有限公司 | A kind of copper clad laminate with good heat resistance and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114987005A (en) * | 2022-06-20 | 2022-09-02 | 江苏耀鸿电子有限公司 | Epoxy resin-based copper-clad plate filled with aluminum oxide and preparation method thereof |
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