CN102505390A - Continuous soaking method and device for presoaked glass fiber cloth - Google Patents
Continuous soaking method and device for presoaked glass fiber cloth Download PDFInfo
- Publication number
- CN102505390A CN102505390A CN2011103796279A CN201110379627A CN102505390A CN 102505390 A CN102505390 A CN 102505390A CN 2011103796279 A CN2011103796279 A CN 2011103796279A CN 201110379627 A CN201110379627 A CN 201110379627A CN 102505390 A CN102505390 A CN 102505390A
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- Prior art keywords
- preimpregnation
- glass cloth
- slewing rollers
- glue
- main
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- 239000004744 fabric Substances 0.000 title claims abstract description 133
- 238000000034 method Methods 0.000 title claims abstract description 34
- 238000002791 soaking Methods 0.000 title claims abstract description 26
- 239000003365 glass fiber Substances 0.000 title abstract 15
- 239000003292 glue Substances 0.000 claims abstract description 75
- 239000011521 glass Substances 0.000 claims description 116
- 230000008595 infiltration Effects 0.000 claims description 29
- 238000001764 infiltration Methods 0.000 claims description 29
- 238000007654 immersion Methods 0.000 claims description 8
- 230000002045 lasting effect Effects 0.000 claims description 7
- 229920003223 poly(pyromellitimide-1,4-diphenyl ether) Polymers 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 8
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 239000010408 film Substances 0.000 description 35
- 238000005470 impregnation Methods 0.000 description 18
- 239000002904 solvent Substances 0.000 description 8
- 239000012296 anti-solvent Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Treatment Of Fiber Materials (AREA)
Abstract
The invention provides a continuous soaking method and device for presoaked glass fiber cloth. The method comprises the following steps that: 1, glass fiber cloth is provided, the glass fiber cloth is presoaked at a presoaking part and a glue layer is attached on the surface of the presoaked glass fiber cloth; 2, the presoaked glass fiber cloth firstly enters a protection part in the process of advancing to a main soaking part to realize continuous soaking of glue to the glass fiber cloth; the glass fiber cloth passes through the space between a pressure roller and a steering roller which are oppositely arranged, the glue layer on the lower surface of the glass fiber cloth is protected by a film wound and covered on the steering roller, and the glue layer on the upper surface of the glass fiber cloth is protected by a film wound and covered on the pressure roller; and 3, the presoaked glass fiber cloth enters the main soaking part to mainly soak after passing through the protection part. In the invention, the presoaked glass fiber cloth is protected in the main soaking process by using the films, thus, the glass fiber cloth is continuously soaked in glue in the process from the glue presoaking to the main glue soaking of the glass fiber cloth, the soaking time of the glass fiber cloth in the glue is prolonged, and a better soaking effect is achieved.
Description
Technical field
The present invention relates to glass cloth impregnation technical field, relate in particular to a kind of continuity infiltration method and device thereof of preimpregnation glass cloth.
Background technology
Glass cloth impregnation technology is one of key technology of copper-clad plate production, and glue is good more to glass cloth wettability, and glue contacts just abundant more with glass cloth, and the adhesive sheet quality of production is good more, and the copper-clad plate reliability of producing with such bonding sheet is high more.
The time that glass cloth soaks in glue is long more; Glue is good more to the wettability of glass cloth; And can not the unconfined reduction speed of a motor vehicle to the requirement of production efficiency under the big working condition, can cause the waste of glue when gum box is excessive again, and glass cloth carries out in glue will increasing the resistance of glue to glass cloth when distance is long; Glass cloth tension force increases the risk of the cloth that causes rupturing under this condition, so glue is limited to the infiltrating time of glass cloth.
Generally; The copper-clad plate gum dipping process comprises a preimpregnation glue and a main impregnation at least; Glass cloth has long segment distance to be exposed in the air between preimpregnation glue and main impregnation; Cause through the solvent evaporates in the surperficial glue of the glass cloth of preimpregnation glue, glue viscosity increases, and glue is poor to the wettability of glass cloth.
Summary of the invention
The objective of the invention is to; A kind of continuity infiltration method of preimpregnation glass cloth is provided; Utilize film that the glass cloth of preimpregnation glue is protected; Realize that glue prolonged the infiltrating time of glue to glass cloth to the lasting infiltration of glass cloth glass cloth was from preimpregnation glue to main impregnation traveling process, obtain better effect of impregnation may.
Another object of the present invention is to, a kind of continuity infiltration apparatus of preimpregnation glass cloth is provided, realize that through this device glue prolongs the infiltrating time of glue to glass cloth to the lasting infiltration of glass cloth glass cloth is from preimpregnation glue to main impregnation traveling process.
For realizing above-mentioned purpose, the present invention provides a kind of continuity infiltration method of preimpregnation glass cloth, comprises the steps:
Step 1, glass cloth is provided, glass cloth is carried out preimpregnation in preimpregnation portion, the glass cloth surface after the preimpregnation is with glue layer;
Glass cloth after step 2, the preimpregnation is introduced into protection portion marching to main soaking in portion's process, realize the lasting infiltration of glue to glass cloth; Wherein, glass cloth is protected the glue layer of glass cloth lower surface around the film that overlays on the slewing rollers through between the pressure roll and slewing rollers that are oppositely arranged, around the film that overlays on the pressure roll glue layer of glass cloth upper surface is protected;
And then glass cloth after step 3, the preimpregnation get into the main portion of soaking and lead and soak after protection portion.
Said preimpregnation portion comprises preimpregnation groove and preimpregnation roller located therein, and the main portion of soaking comprises that main immersion trough and master located therein soak roller; Glass cloth carries out preimpregnation along the preimpregnation roller in the step 1 in containing the preimpregnation groove of glue.
Said slewing rollers comprise first slewing rollers and contiguous main second slewing rollers of portion that soak of contiguous preimpregnation portion; Pressure roll comprises relative first slewing rollers first pressure roll provided thereon, reaches relative second slewing rollers second pressure roll provided thereon; All around being covered with film, pressure roll that is oppositely arranged and the spacing between the slewing rollers are 0-10cm between first slewing rollers and second slewing rollers, between first pressure roll and second pressure roll.
Said film length is 10cm-10m, and width is 1m-5m, and thickness is 1 μ m-200 μ m.
The preferred Kapton of said film.
Simultaneously; The present invention provides a kind of continuity infiltration apparatus of preimpregnation glass cloth; It comprises: preimpregnation portion, main soak portion and be located at preimpregnation portion and soak the protection portion between the portion with main, this protection portion comprise contiguous preimpregnation portion first slewing rollers, contiguous main soak second slewing rollers of portion, respectively with first, second pressure roll of the relative and provided thereon side of first, second slewing rollers and respectively around overlay on two slewing rollers with two pressure rolls on film.
Said preimpregnation portion comprises preimpregnation groove and preimpregnation roller located therein, and the main portion of soaking comprises that main immersion trough and master located therein soak roller.
Said first pressure roll and first slewing rollers are oppositely arranged up and down, and second pressure roll and second slewing rollers are oppositely arranged up and down, and said relative pressure roll and the spacing between the slewing rollers are 0-10cm.
Said film length is 10cm-10m, and width is 1m-5m, and thickness is 1 μ m-200 μ m.
The preferred Kapton of said film.
Beneficial effect of the present invention: the continuity infiltration method and the device thereof of preimpregnation glass cloth of the present invention; Adopt film to come the glass cloth after the preimpregnation is protected in getting into main process of soaking; Realize that glue was to the lasting infiltration of glass cloth glass cloth was from preimpregnation glue to main impregnation traveling process; Prolong the infiltrating time of glue, obtain better effect of impregnation may, thereby bonding sheet of producing and copper-clad plate reliability are high glass cloth.
In order further to understand characteristic of the present invention and technology contents, see also following about detailed description of the present invention and accompanying drawing, yet accompanying drawing only provide reference and the explanation usefulness, be not to be used for the present invention is limited.
Description of drawings
Below in conjunction with accompanying drawing, describe in detail through specific embodiments of the invention, will make technical scheme of the present invention and other beneficial effect obvious.
In the accompanying drawing,
Fig. 1 is that the method flow sketch map is soaked in the continuity of preimpregnation glass cloth of the present invention;
Structural representation when Fig. 2 is the duty of continuity infiltration apparatus of preimpregnation glass cloth of the present invention.
The specific embodiment
Technological means and the effect thereof taked for further setting forth the present invention are described in detail below in conjunction with the preferred embodiments of the present invention and accompanying drawing thereof.
As shown in Figure 1, it is the flow chart of the continuity infiltration method of preimpregnation glass cloth of the present invention, and this method comprises the steps:
Step 1, glass cloth is provided, glass cloth is carried out preimpregnation in preimpregnation portion; Said preimpregnation portion comprises preimpregnation groove and preimpregnation roller located therein, and glass cloth carries out preimpregnation along the preimpregnation roller in containing the preimpregnation groove of glue, and this preimpregnation is to soak into the first time of glass cloth, and the glass cloth surface after the preimpregnation is with glue layer.
Glass cloth after step 2, the preimpregnation is introduced into protection portion marching to main soaking in portion's process, avoid that glue directly contacts with air on the glass cloth; Wherein glass cloth is through between the pressure roll and slewing rollers that are oppositely arranged; Film around overlaying on the slewing rollers is protected the glue layer of glass cloth lower surface; Film around overlaying on the pressure roll is protected the glue layer of glass cloth upper surface, realizes the lasting infiltration of glue to glass cloth.This protection portion includes slewing rollers, pressure roll and film; Said slewing rollers comprise first slewing rollers and contiguous main second slewing rollers of portion that soak of contiguous preimpregnation portion; Pressure roll comprises relative first slewing rollers first pressure roll provided thereon, reaches relative second slewing rollers second pressure roll provided thereon; Between first slewing rollers and second slewing rollers, between first pressure roll and second pressure roll all around being covered with film; Pressure roll that is oppositely arranged and the spacing between the slewing rollers are 0-10cm, and this spacing is provided with according to glass cloth thickness, passes through for it.
Said film surface is smooth can not to scratch the glass cloth after the preimpregnation; Can anti-solvent, have sufficient intensity and certain flexibility, can not break because of supporting glass cloth; The preferred Kapton of film, the solvent that uses in the glue formula the when solvent in the said anti-solvent is preimpregnation.Film length is 10cm-10m, and width is 1m-5m, and thickness is 1 μ m-200 μ m.Film respectively complete packet overlay on first, second slewing rollers and first, second pressure roll on; Glass cloth after the preimpregnation is through between slewing rollers and the pressure roll; Can prevent the too fast volatilization of solvent in the glue on the glass cloth through its upper film, increase the infiltrating time of glue glass cloth.
And then glass cloth after step 3, the preimpregnation get into the main portion of soaking and lead and soak after protection portion; The main portion of soaking comprises that main immersion trough and master located therein soak roller; In main immersion trough, carry out soaking into the second time along the main roller that soaks through the glass cloth after the protection portion, to obtain better effect of impregnation may.
Use the continuity infiltration apparatus of the preimpregnation glass cloth of said method, as shown in Figure 2, comprising: preimpregnation portion 1, master soak portion 3 and are located at preimpregnation portion 1 and lead the protection portion 2 between the portion 3 of soaking; Glass cloth 10 is successively through preimpregnation portion 1, protection portion 2 and the main portion 3 of soaking; Glass cloth 10 is led the protective effect that is protected portion 2 in the process of soaking portion 3 in entering after preimpregnation portion 1 carries out preimpregnation, prevent the too fast volatilization of solvent; Make the glue that glass cloth 10 soaks into continue it is soaked into; Glue is good more to the infiltration of glass cloth, and the back operation of producing in copper-clad plate just can obtain wideer process window, obtains the higher copper-clad plate of reliability.
The impregnation first time that said preimpregnation portion 1 is used for glass cloth; It comprises the preimpregnation groove 11 that is used for splendid attire glue and preimpregnation roller 12 located therein; The master soaks portion 3 and is used for the impregnation second time to glass cloth, and it comprises that the main immersion trough 31 and the master located therein that are used for splendid attire glue soak roller 32.This protection portion 2 comprises first slewing rollers 21 of contiguous preimpregnation portion 1; Contiguous main second slewing rollers 22 of portion 3 that soak; Respectively with first, second pressure roll 24,25 of first, second slewing rollers 21,22 relative and provided thereon sides, and respectively around overlay on two slewing rollers with two pressure rolls on film 23,26.Said first pressure roll 24 and first slewing rollers 21 are oppositely arranged up and down; Second pressure roll 25 and second slewing rollers 22 are oppositely arranged up and down; Said relative pressure roll and the distance between the slewing rollers are adjustable, and the glass cloth that is used for after the preimpregnation passes through, according to the required suitable spacing of different glass cloth thickness adjusted; Guarantee the protection of film, be unlikely to influence glass cloth again and pass through smoothly glass cloth surface glue.Between this first pressure roll 24 and corresponding first slewing rollers 21, and second pressure roll 25 be 0-10cm with spacing between second slewing rollers 22, preferred 1-5mm.
Said film 23,26 surfacings can not scratch the glass cloth after the preimpregnation; Can anti-solvent; Have sufficient intensity and certain flexibility, can not break because of supporting glass cloth, the kind of film 23,26 is unrestricted; Can be to have avoids glass cloth surface glue to contact the thin-film material of function, film 23,26 preferred Kaptons with air.The solvent that uses in the glue formula when solvent in the said anti-solvent is preimpregnation.Said around overlay on film 23 length on two slewing rollers 21,22 according to two slewing rollers 21, distance is provided with between 22, is as the criterion with complete coating two slewing rollers 21,22, film 23 length can be 10cm-10m; Preferred 1-5m, and the width of film 23 should be slightly larger than the width of glass cloth 10, is provided with according to glass cloth 10 width are corresponding; Generally can be 1m-5m; Preferred 1.3m, film 23 thickness are 1 μ m-200 μ m, preferred 10-50 μ m.Said two pressure rolls 24,25 respectively with 21, the 22 corresponding settings of two slewing rollers, identical around the film 26 that covers on two pressure rolls 24,25 with film 23 on two slewing rollers 21,22, do not repeat to state it at this.
Glass cloth 10 carries out preimpregnation glue along preimpregnation roller 12 in containing the preimpregnation groove 11 of glue, glass cloth 10 surfaces after the preimpregnation are with glue layer, and the glass cloth 10 after the preimpregnation reaches slewing rollers, again through carrying out main impregnation in slewing rollers to the main immersion trough 31.Wherein, Glass cloth 10 after the preimpregnation passes through first, second slewing rollers 21,22 successively, and in the time of between two slewing rollers, the glue layer of glass cloth 10 lower surfaces after the 23 pairs of preimpregnation of film that overlay on the slewing rollers is protected; Prevent that glue from directly contacting with air, avoids the solvent evaporates in the glue; 24,25 tops that are in glass cloth 10 of two pressure rolls with respect to two slewing rollers 21,22; Film 26 on same two pressure rolls 24,25 can be protected the glue layer of the upper surface of glass cloth 10; Prolonged the infiltrating time of glue, obtained better effect of impregnation may glass cloth.
Below through specific embodiment the present invention is done further explain.
Embodiment 1
Adopt device shown in Figure 1; Preimpregnation glue well width L1=300mm, main steeping vat width L2=300mm, film guard space (centre distances of two slewing rollers) L3=2000mm; Kapton with 50 μ m thickness holds two slewing rollers between preparatory steeping vat and the main steeping vat; Under the working condition that is the 10m/min speed of a motor vehicle equally, glue is claimed to be increased to 15.6 seconds by 3.6 to the infiltrating time of glass cloth, and is as shown in table 1; Adopt film guard method impregnation to increase the infiltrating time of glue greatly, make glue reach better effect of impregnation may glass cloth to fine cloth.
Table 1
With identical glue, soak into identical glass cloth, in identical glue, soaked into respectively 3 seconds, 15 seconds and 30 seconds, be cured by identical baking condition, the bonding sheet quality of acquisition is as shown in table 2.
Table 2
Can know the bonding sheet better quality that the long glass cloth of infiltrating time obtains from table 2.
In sum; The continuity infiltration method and the device thereof of preimpregnation glass cloth of the present invention; Adopt film to come the glass cloth after the preimpregnation is protected in getting into main process of soaking, realize that glue prolonged the infiltrating time of glue to glass cloth to the lasting infiltration of glass cloth glass cloth was from preimpregnation glue to main impregnation traveling process; Obtain better effect of impregnation may, thereby bonding sheet of producing and copper-clad plate reliability are high.
The above for the person of ordinary skill of the art, can make other various corresponding changes and distortion according to technical scheme of the present invention and technical conceive, and all these changes and distortion all should belong to the protection domain of claim of the present invention.
Claims (10)
1. the continuity infiltration method of a preimpregnation glass cloth is characterized in that, comprises the steps:
Step 1, glass cloth is provided, glass cloth is carried out preimpregnation in preimpregnation portion, the glass cloth surface after the preimpregnation is with glue layer;
Glass cloth after step 2, the preimpregnation is introduced into protection portion marching to main soaking in portion's process, realize the lasting infiltration of glue to glass cloth; Wherein, glass cloth is protected the glue layer of glass cloth lower surface around the film that overlays on the slewing rollers through between the pressure roll and slewing rollers that are oppositely arranged, around the film that overlays on the pressure roll glue layer of glass cloth upper surface is protected;
And then glass cloth after step 3, the preimpregnation get into the main portion of soaking and lead and soak after protection portion.
2. the continuity infiltration method of preimpregnation glass cloth as claimed in claim 1 is characterized in that, said preimpregnation portion comprises preimpregnation groove and preimpregnation roller located therein, and the main portion of soaking comprises that main immersion trough and master located therein soak roller; Glass cloth carries out preimpregnation along the preimpregnation roller in the step 1 in containing the preimpregnation groove of glue.
3. the continuity infiltration method of preimpregnation glass cloth as claimed in claim 1; It is characterized in that; Said slewing rollers comprise first slewing rollers and contiguous main second slewing rollers of portion that soak of contiguous preimpregnation portion; Pressure roll comprises relative first slewing rollers first pressure roll provided thereon, reaches relative second slewing rollers second pressure roll provided thereon; All around being covered with film, pressure roll that is oppositely arranged and the spacing between the slewing rollers are 0-10cm between first slewing rollers and second slewing rollers, between first pressure roll and second pressure roll.
4. the continuity infiltration method of preimpregnation glass cloth as claimed in claim 1 is characterized in that, said film length is 10cm-10m, and width is 1m-5m, and thickness is 1 μ m-200 μ m.
5. the continuity infiltration method of preimpregnation glass cloth as claimed in claim 1 is characterized in that, the preferred Kapton of said film.
6. the continuity infiltration apparatus of a preimpregnation glass cloth; It is characterized in that; Comprise: preimpregnation portion, main soak portion and be located at preimpregnation portion and soak the protection portion between the portion with main, this protection portion comprise contiguous preimpregnation portion first slewing rollers, contiguous main soak second slewing rollers of portion, respectively with first, second pressure roll of the relative and provided thereon side of first, second slewing rollers and respectively around overlay on two slewing rollers with two pressure rolls on film.
7. the continuity infiltration apparatus of preimpregnation glass cloth as claimed in claim 6 is characterized in that, said preimpregnation portion comprises preimpregnation groove and preimpregnation roller located therein, and the main portion of soaking comprises that main immersion trough and master located therein soak roller.
8. the continuity infiltration apparatus of preimpregnation glass cloth as claimed in claim 6; It is characterized in that; Said first pressure roll and first slewing rollers are oppositely arranged up and down, and second pressure roll and second slewing rollers are oppositely arranged up and down, and said relative pressure roll and the spacing between the slewing rollers are 0-10cm.
9. the continuity infiltration apparatus of preimpregnation glass cloth as claimed in claim 6 is characterized in that, said film length is 10cm-10m, and width is 1m-5m, and thickness is 1 μ m-200 μ m.
10. the continuity infiltration apparatus of preimpregnation glass cloth as claimed in claim 6 is characterized in that, the preferred Kapton of said film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110379627 CN102505390B (en) | 2011-11-24 | 2011-11-24 | Continuous soaking method and device for presoaked glass fiber cloth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110379627 CN102505390B (en) | 2011-11-24 | 2011-11-24 | Continuous soaking method and device for presoaked glass fiber cloth |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102505390A true CN102505390A (en) | 2012-06-20 |
| CN102505390B CN102505390B (en) | 2013-10-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110379627 Expired - Fee Related CN102505390B (en) | 2011-11-24 | 2011-11-24 | Continuous soaking method and device for presoaked glass fiber cloth |
Country Status (1)
| Country | Link |
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| CN (1) | CN102505390B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105345945A (en) * | 2015-12-11 | 2016-02-24 | 广东生益科技股份有限公司 | Impregnation method and impregnation device of reinforced material |
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| JP2005297209A (en) * | 2004-04-06 | 2005-10-27 | Seiko Epson Corp | Overcoat apparatus |
| CN201770858U (en) * | 2010-06-25 | 2011-03-23 | 巨石攀登电子基材有限公司 | Glass fiber fabric production sizing mechanism |
| CN201864943U (en) * | 2010-11-05 | 2011-06-15 | 台光电子材料股份有限公司 | Gluing device of glass fiber cloth |
| CN201872349U (en) * | 2010-11-24 | 2011-06-22 | 广东生益科技股份有限公司 | Device for improving infiltration effect of bonding sheet for copper clad plate |
| CN202323401U (en) * | 2011-11-24 | 2012-07-11 | 广东生益科技股份有限公司 | Continuous soaking device of pre-soaking non-alkali fiberglass fabric |
-
2011
- 2011-11-24 CN CN 201110379627 patent/CN102505390B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005297209A (en) * | 2004-04-06 | 2005-10-27 | Seiko Epson Corp | Overcoat apparatus |
| CN201770858U (en) * | 2010-06-25 | 2011-03-23 | 巨石攀登电子基材有限公司 | Glass fiber fabric production sizing mechanism |
| CN201864943U (en) * | 2010-11-05 | 2011-06-15 | 台光电子材料股份有限公司 | Gluing device of glass fiber cloth |
| CN201872349U (en) * | 2010-11-24 | 2011-06-22 | 广东生益科技股份有限公司 | Device for improving infiltration effect of bonding sheet for copper clad plate |
| CN202323401U (en) * | 2011-11-24 | 2012-07-11 | 广东生益科技股份有限公司 | Continuous soaking device of pre-soaking non-alkali fiberglass fabric |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105345945A (en) * | 2015-12-11 | 2016-02-24 | 广东生益科技股份有限公司 | Impregnation method and impregnation device of reinforced material |
| CN105345945B (en) * | 2015-12-11 | 2018-05-29 | 广东生益科技股份有限公司 | The wetting method and infiltration apparatus of reinforcing material |
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| CN102505390B (en) | 2013-10-23 |
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