CN115161845A - Electronic-grade glass fiber cloth 7767 and preparation method and application thereof - Google Patents
Electronic-grade glass fiber cloth 7767 and preparation method and application thereof Download PDFInfo
- Publication number
- CN115161845A CN115161845A CN202210729661.2A CN202210729661A CN115161845A CN 115161845 A CN115161845 A CN 115161845A CN 202210729661 A CN202210729661 A CN 202210729661A CN 115161845 A CN115161845 A CN 115161845A
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- China
- Prior art keywords
- glass fiber
- fiber cloth
- electronic
- desizing
- cloth
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- 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.)
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Links
- 239000004744 fabric Substances 0.000 title claims abstract description 79
- 239000003365 glass fiber Substances 0.000 title claims abstract description 50
- 238000002360 preparation method Methods 0.000 title claims abstract description 15
- 238000009990 desizing Methods 0.000 claims abstract description 38
- 238000009941 weaving Methods 0.000 claims abstract description 24
- 238000004513 sizing Methods 0.000 claims abstract description 14
- 238000009940 knitting Methods 0.000 claims abstract description 3
- 238000004804 winding Methods 0.000 claims abstract description 3
- 238000000034 method Methods 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 239000002002 slurry Substances 0.000 claims description 2
- 235000014676 Phragmites communis Nutrition 0.000 description 3
- 239000002390 adhesive tape Substances 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000004891 communication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
- D03D15/20—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the material of the fibres or filaments constituting the yarns or threads
- D03D15/242—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the material of the fibres or filaments constituting the yarns or threads inorganic, e.g. basalt
- D03D15/267—Glass
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D13/00—Woven fabrics characterised by the special disposition of the warp or weft threads, e.g. with curved weft threads, with discontinuous warp threads, with diagonal warp or weft
- D03D13/008—Woven fabrics characterised by the special disposition of the warp or weft threads, e.g. with curved weft threads, with discontinuous warp threads, with diagonal warp or weft characterised by weave density or surface weight
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06C—FINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
- D06C7/00—Heating or cooling textile fabrics
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2101/00—Inorganic fibres
- D10B2101/02—Inorganic fibres based on oxides or oxide ceramics, e.g. silicates
- D10B2101/06—Glass
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Woven Fabrics (AREA)
Abstract
The invention provides an electronic-grade glass fiber cloth 7767 as well as a preparation method and application thereof. The preparation method of the electronic-grade glass fiber cloth 7767 comprises the following steps: s1: arranging, sizing, winding and warp-knitting the raw yarn to obtain a warp beam; s2: weaving the weaving shafts on a machine after orderly drafting to obtain glass fiber cloth; s3: and performing primary desizing and secondary desizing on the glass fiber cloth to obtain the electronic-grade glass fiber cloth 7767. The electronic-grade glass fiber cloth 7767 has high added value, and can well meet the related requirements of rapidly-developed electronic equipment.
Description
Technical Field
The invention relates to the technical field of glass fiber cloth, in particular to electronic-grade glass fiber cloth 7767 and a preparation method and application thereof.
Background
The electronic cloth is a general name of electronic grade glass fiber cloth used in the electronic industry, is an indispensable material for producing copper-clad plates, is also a special basic material for producing printed circuit boards, and has a wide downstream application range, wherein communication electronics, computers, consumer electronics and automotive electronics are four application fields with the highest proportion, the demand proportion respectively reaches 33.0%, 28.6%, 14.8% and 11.2%, and the total demand proportion reaches 87.6%. As a basic material for electronic devices, the characteristics of electronic cloth itself need to be more excellent, otherwise the requirements related to rapidly developing electronic devices cannot be satisfied.
The existing electronic cloth has 33 specifications, wherein the thinnest electronic cloth is called 104 cloth, and the thickness is only 0.028mm; the heaviest cloth is called 7652 cloth which can reach 252g/m 2 . The common electronic cloth in the electronic industry has three specifications, the maximum consumption is 7628 cloth, the thickness is 0.173mm, and the mass per unit area is 204.4g/m 2 (ii) a 2116 cloth with nominal thickness of 0.094mm and mass per unit area of 102g/m 2 (ii) a The less used one is 1080 cloth with nominal thickness of 0.053mm and unit area mass of 46.8g/m 2 。
At present, although electronic cloth with various specifications exists, the electronic cloth applied to the technical field of electronic grade glass fiber cloth and non-woven industrial cloth production still needs to be developed. In order to meet the related requirements of rapidly developing electronic equipment, the invention particularly provides a novel electronic-grade glass fiber cloth 7767 and a preparation method thereof.
Disclosure of Invention
The invention aims to provide an electronic-grade glass fiber cloth 7767 and a preparation method and application thereof, wherein the electronic-grade glass fiber cloth 7767 has high added value and can well meet the related requirements of rapidly developed electronic equipment.
The invention provides a preparation method of electronic-grade glass fiber cloth 7767, which comprises the following steps:
s1: arranging, sizing, winding and warp knitting are carried out on the raw yarn to obtain a beam;
s2: weaving the weaving shafts on a machine after orderly drafting to obtain glass fiber cloth;
s3: and performing primary desizing and secondary desizing on the glass fiber cloth to obtain electronic-grade glass fiber cloth 7767 (referred to as electronic cloth 7767).
The electronic grade glass fiber cloth 7767 of the present invention is an electronic cloth with the specification of G652X.
In the step S1, G37 raw yarn is adopted as raw yarn; further, the slurry concentration at the time of sizing was 4 to 5%.
In step S2, the warp density is controlled to be 23inch-27inch, the weft density is controlled to be 22inch-26inch, the width is 1125mm-1135mm, and the basis weight of the gray cloth is 260g/m 2 -270g/m 2 。
In the step S3, the temperature of the desizing furnace is controlled to be 390-410 ℃ during primary desizing; the temperature of the desizing furnace is controlled to be 400-420 ℃ during secondary desizing.
The invention also provides an electronic-grade glass fiber cloth 7767 prepared by the above preparation method.
The invention also provides application of the electronic-grade glass fiber cloth 7767 as an electronic-grade glass fiber cloth or a non-woven industrial cloth.
The electronic grade glass fiber cloth varieties with different specifications are developed, not only have the performances of other varieties, but also can meet the requirement of continuous development of the copper-clad plate, and the electronic cloth has high added value, is more energy-saving and more environment-friendly, and can well meet the related requirements of rapidly-developed electronic equipment.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms also include the plural forms unless the context clearly dictates otherwise, and further, it is understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of the stated features, steps, operations, devices, components, and/or combinations thereof.
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all, embodiments of the present invention. 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 preparation method of the electronic grade glass fiber cloth 7767 of this example is as follows:
1. warping machine
568G 37 raw yarns are sequentially placed on a warping creel, the yarn ends are pulled out to pass through a tensioner and are sequentially placed on a reed, the arranged yarns pass through a yarn guide disc to pass through a size groove and pass through a drying wheel to finish a sizing process, all the yarns are well glued by adhesive tapes after being arranged and are wound on a warp beam, the warp beam passes through 2 warp beams and is finished into 7767 cloth weaving beams through a warp machine, and the concentration of size during sizing is about 4.5%.
2. Weaving cloth
Weaving by adopting an air jet loom, drafting the sized beam in sequence, and sending warp yarns and weft yarns into the air jet loom for weaving; completing the weaving process, the warp density is 25inch, the weft density is 24inch, the basis weight of the gray cloth is 268g/m 2 And obtaining the glass fiber cloth.
3. Treatment of
Firstly, carrying out primary desizing treatment on glass fiber cloth, wherein the temperature of a desizing furnace is 400 ℃ during primary desizing; and then, carrying out secondary desizing treatment on the glass fiber cloth, wherein the temperature of a desizing furnace is 410 ℃ during the secondary desizing, and decomposing and gasifying the surface sizing agent and ash of the electronic-grade glass fiber cloth sample after primary desizing and secondary desizing to obtain the electronic-grade glass fiber cloth 7767, wherein the performance parameters are shown in Table 1.
Example 2
The preparation method of the electronic grade glass fiber cloth 7767 of the present embodiment is as follows:
1. warping machine
568G 37 raw yarns are sequentially placed on a warping creel, the yarn ends are pulled out to pass through a tensioner and are sequentially placed on a reed, the arranged yarns pass through a yarn guide disc to pass through a size groove and pass through a drying wheel to finish a sizing process, all the yarns are well glued by adhesive tapes after being arranged and are wound on a warp beam, the warp beam passes through 2 warp beams and is finished into 7767 cloth weaving beams through a warp machine, and the concentration of size during sizing is about 5%.
2. Weaving cloth
Weaving by adopting an air jet loom, drafting the sized beam in sequence, and sending warp yarns and weft yarns into the air jet loom for weaving; the weaving process on the machine is finished, the warp density is 25inch, the weft density is 24inch, and the basis weight of the gray cloth is 269g/m 2 And obtaining the glass fiber cloth.
3. Treatment of
Firstly, carrying out primary desizing treatment on the glass fiber cloth, wherein the temperature of a desizing furnace is 390 ℃ during primary desizing; and then, carrying out secondary desizing treatment on the glass fiber cloth, wherein the temperature of a desizing furnace is 400 ℃ during the secondary desizing, and decomposing and gasifying the surface sizing agent and ash of the electronic-grade glass fiber cloth sample after primary desizing and secondary desizing to obtain the electronic-grade glass fiber cloth 7767, wherein the performance parameters are shown in Table 1.
Example 3
The preparation method of the electronic grade glass fiber cloth 7767 of this example is as follows:
1. warping machine
568G 37 raw yarns are sequentially placed on a warping creel, the yarn ends are pulled out to pass through a tensioner and are sequentially placed on a reed, the arranged yarns pass through a yarn guide disc to pass through a size groove and pass through a drying wheel to finish a sizing process, all the yarns are well glued by adhesive tapes after being arranged and are wound on a warp beam, the warp beam passes through 2 warp beams and is finished into 7767 cloth weaving beams through a warp machine, and the concentration of size during sizing is about 4.5%.
2. Weaving cloth
Weaving by adopting an air jet loom, drafting the sized beam in sequence, and sending warp yarns and weft yarns into the air jet loom for weaving; the weaving process on the machine is finished, the warp density is 25inch, the weft density is 24inch, and the basis weight of the gray cloth is 268g/m 2 And obtaining the glass fiber cloth.
3. Treatment of
Firstly, carrying out primary desizing treatment on glass fiber cloth, wherein the temperature of a desizing furnace is 410 ℃ during primary desizing; and then, carrying out secondary desizing treatment on the glass fiber cloth, wherein the temperature of a desizing furnace is 420 ℃ during the secondary desizing, and decomposing and gasifying surface sizing agent and ash of the electronic-grade glass fiber cloth sample after primary desizing and secondary desizing to obtain the electronic-grade glass fiber cloth 7767, wherein the performance parameters are shown in table 1.
TABLE 1 Performance parameters of electronic grade glass fiber cloths
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A preparation method of electronic-grade glass fiber cloth 7767 is characterized by comprising the following steps:
s1: arranging, sizing, winding and warp-knitting the raw yarn to obtain a warp beam;
s2: weaving the weaving shaft on a machine after sequentially drafting to obtain glass fiber cloth;
s3: and performing primary desizing and secondary desizing on the glass fiber cloth to obtain the electronic-grade glass fiber cloth 7767.
2. The method of claim 1, wherein the base yarn is a G37 base yarn.
3. The method according to claim 1, wherein the slurry concentration at the time of sizing is 4 to 5%.
4. The production method according to claim 1, wherein the warp density is controlled to be 23inch to 27inch and the weft density is controlled to be 22inch to 26inch during weaving.
5. The method of claim 1, wherein the controlled width is 1125mm to 1135mm during weaving.
6. The method according to claim 1, wherein the basis weight of the greige cloth is controlled to 260g/m during weaving 2 -270g/m 2 。
7. The preparation method according to claim 1, wherein the temperature of the desizing furnace is controlled to be 390-410 ℃ during primary desizing.
8. The preparation method according to claim 5, wherein the temperature of the desizing furnace is controlled to be 400-420 ℃ during the secondary desizing.
9. An electronic grade glass fiber cloth 7767, characterized in that it is manufactured according to the manufacturing method of any one of claims 1 to 8.
10. Use of the electronic grade glass fiber cloth 7767 of claim 9 as an electronic grade glass fiber cloth or a non-woven industrial cloth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210729661.2A CN115161845A (en) | 2022-06-24 | 2022-06-24 | Electronic-grade glass fiber cloth 7767 and preparation method and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210729661.2A CN115161845A (en) | 2022-06-24 | 2022-06-24 | Electronic-grade glass fiber cloth 7767 and preparation method and application thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115161845A true CN115161845A (en) | 2022-10-11 |
Family
ID=83486995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210729661.2A Pending CN115161845A (en) | 2022-06-24 | 2022-06-24 | Electronic-grade glass fiber cloth 7767 and preparation method and application thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115161845A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0578945A (en) * | 1991-03-28 | 1993-03-30 | Nitto Boseki Co Ltd | Glass fiber fabric for printed wiring boards |
| US5780366A (en) * | 1996-09-10 | 1998-07-14 | International Business Machines Corporation | Technique for forming resin-impregnated fiberglass sheets using multiple resins |
| CN109355776A (en) * | 2018-11-02 | 2019-02-19 | 山东谦津电子科技有限公司 | The overweight weaving process method for thickening electronic-grade glass fiber cloth |
| CN112813684A (en) * | 2021-01-05 | 2021-05-18 | 河南光远新材料股份有限公司 | Low-dielectric electronic-grade glass fiber cloth and production method thereof |
-
2022
- 2022-06-24 CN CN202210729661.2A patent/CN115161845A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0578945A (en) * | 1991-03-28 | 1993-03-30 | Nitto Boseki Co Ltd | Glass fiber fabric for printed wiring boards |
| US5780366A (en) * | 1996-09-10 | 1998-07-14 | International Business Machines Corporation | Technique for forming resin-impregnated fiberglass sheets using multiple resins |
| CN109355776A (en) * | 2018-11-02 | 2019-02-19 | 山东谦津电子科技有限公司 | The overweight weaving process method for thickening electronic-grade glass fiber cloth |
| CN112813684A (en) * | 2021-01-05 | 2021-05-18 | 河南光远新材料股份有限公司 | Low-dielectric electronic-grade glass fiber cloth and production method thereof |
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