CN104511987A - Treatment method for improving demolding effect by utilizing copolymer film - Google Patents
Treatment method for improving demolding effect by utilizing copolymer film Download PDFInfo
- Publication number
- CN104511987A CN104511987A CN201410176980.0A CN201410176980A CN104511987A CN 104511987 A CN104511987 A CN 104511987A CN 201410176980 A CN201410176980 A CN 201410176980A CN 104511987 A CN104511987 A CN 104511987A
- Authority
- CN
- China
- Prior art keywords
- releasing agent
- mould
- processing method
- copolymer film
- storage tank
- 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.)
- Granted
Links
- 229920001577 copolymer Polymers 0.000 title claims abstract description 55
- 238000000034 method Methods 0.000 title claims abstract description 15
- 230000000694 effects Effects 0.000 title abstract 2
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 70
- 239000002131 composite material Substances 0.000 claims abstract description 54
- 238000003672 processing method Methods 0.000 claims abstract description 52
- -1 perfluoroalkyl compound Chemical class 0.000 claims abstract description 17
- 239000011248 coating agent Substances 0.000 claims abstract description 6
- 238000000576 coating method Methods 0.000 claims abstract description 6
- 239000000463 material Substances 0.000 claims description 52
- 238000005728 strengthening Methods 0.000 claims description 34
- 238000003860 storage Methods 0.000 claims description 29
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 21
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 8
- 239000004917 carbon fiber Substances 0.000 claims description 8
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 229910002804 graphite Inorganic materials 0.000 claims description 7
- 239000010439 graphite Substances 0.000 claims description 7
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical compound FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 claims description 7
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- 229910052750 molybdenum Inorganic materials 0.000 claims description 6
- 239000011733 molybdenum Substances 0.000 claims description 6
- 229910000077 silane Inorganic materials 0.000 claims description 6
- 238000009423 ventilation Methods 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 4
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000010030 laminating Methods 0.000 abstract 2
- 239000012779 reinforcing material Substances 0.000 abstract 2
- 239000011185 multilayer composite material Substances 0.000 abstract 1
- 230000000717 retained effect Effects 0.000 abstract 1
- 229920002521 macromolecule Polymers 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 5
- 239000000835 fiber Substances 0.000 description 5
- 239000007921 spray Substances 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 3
- 239000004677 Nylon Substances 0.000 description 2
- 239000004696 Poly ether ether ketone Substances 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 229920002530 polyetherether ketone Polymers 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 229920001169 thermoplastic Polymers 0.000 description 2
- 229920001187 thermosetting polymer Polymers 0.000 description 2
- 239000004416 thermosoftening plastic Substances 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 229920001774 Perfluoroether Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000009787 hand lay-up Methods 0.000 description 1
- 238000009342 intercropping Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000001721 transfer moulding Methods 0.000 description 1
- 229920006337 unsaturated polyester resin Polymers 0.000 description 1
Abstract
The invention relates to a processing method for improving demoulding effect by utilizing a copolymer film, which is applied to a mould, and the processing method comprises the steps of mixing a perfluoroalkyl compound and a reinforcing material into a mould release agent, and then uniformly coating the mould release agent on the inner wall surface of a containing groove of the mould; baking the mold to enable the release agent to form a copolymer film; then, the multi-layer composite materials are sequentially placed into the mold to perform a laminating procedure, so that the composite materials can be combined into a composite finished product. Because the copolymer film formed by the perfluoroalkyl compound and the reinforcing material has the characteristics of high wear resistance, high adhesion resistance and low friction, under the condition that the composite finished product is taken out from the accommodating groove, the copolymer film can not be adhered to the composite finished product completely, and can be completely retained in the accommodating groove, and the copolymer film does not need to be coated again before the laminating procedure is carried out every time, so that the production efficiency is improved.
Description
Technical field
The present invention relates to a kind of processing method utilizing copolymer film to promote stripping result, espespecially the releasing agent that fluoroalkyl compound and strengthening material are formed excessively is coated on mould, and via baking, to form the processing method of copolymer film in a mold.
Background technology
Composite is a kind of material two or more raw materials (as: metal, pottery, macromolecule) being combined into one, because it has high temperature resistant, high strength, high rigidity, the characteristic such as lightweight, corrosion-resistant, therefore be subject to the favor of all trades and professions in recent years, and be used in a large number in the different aspects such as aviation field, medical field, sports equipment field and equipment of industrial product field.
Composite comprises two parts altogether: base material (matrix) and Rankine (reinforcement), Rankine is mainly with particle, thin slice, the form of short fiber and continuous fiber is dispersed in base material, and there is the physical characteristic of high rigidity and high strength, wherein, the most general with fibrous Rankine again, but because fibrous Rankine cannot bear axial pressure, therefore under unshielded situation, the surface of fiber is easy to the erosion being subject to Environmental Chemistry composition, and defect is produced on surface, therefore, Rankine also must combine with base material, firmly durable structure could be formed.
Conventional base material comprises various thermosetting and thermoplastic macromolecule material, the former comprises unsaturated polyester resin (unsaturate dpolyester), epoxy resin (epoxy), phenolic resins (phenolic) etc., and latter comprises polypropylene (PP), polyether-ether-ketone (PEEK), nylon (nylon) etc.So-called thermosetting, refers to macromolecule once after polymerization forming, owing to having the link (cross-linking) of varying degree between macromolecule, therefore heats it cannot be made to melt, and it only can be impelled to decompose; As for thermoplastic matrix, refer to macromolecule once after polymerization forming, because high molecular molecular shape is that deflection is linear, and be with the more weak secondary bond bond of intensity between macromolecule, allow the slip that macromolecule intercropping is relative, therefore heat and it can be made to melt flowing.
General speech, the many meetings of those skilled in the art are by " folded subsides program ", multilayer materials is combined into one, the practice of folded subsides program differs, the common practice comprises: hand laying coating and spray up method (hand lay-up and sprayplacement technique), method (automatic fiber place-ment technique) put by automation fiber, prepreg cloth lamination is shaped (pre-impregnated tape laying method), resin transfer shaping (resin transfermolding, RTM) etc., but, no matter use which kind of mode, those skilled in the art are before this folded subsides program of execution, all need first coated release agent (also known as mould release) in mould, so, after folded subsides program completes, the composite finished product that these composites are formed could successfully take out by this mould by those skilled in the art, and be unlikely to the problem that sticks.But, the releasing agent used in the past, after folded subsides program completes, although can make composite finished product successfully take out by mould, but composite finished product can attach the releasing agent of part, therefore, after this composite finished product of taking-up, those skilled in the art also must polish to this composite finished product, the releasing agent sticked on this composite finished product could be removed, thus, not only significantly production procedure be can delay, and quality and the yield of composite finished product also can be had influence on.
Therefore, so inventor expects, known releasing agent can be improved? to make those skilled in the art when carrying out the folded subsides program of composite, by this composite of film insulates and mould, with after completing this folded subsides program, this composite finished product can take out by mould by those skilled in the art easily, and again need not spray releasing agent, and the folded subsides program can directly carried out next time, therefore how releasing agent and known processing mode are improved, to solve aforesaid problems, namely the present invention wants solution major issue at this is become.
Summary of the invention
Because known releasing agent can be built-up on the finished product of composite, cause those skilled in the art in the front and back of carrying out folded subsides program at every turn, all again must spray releasing agent and the problem that composite finished product is polished, inventor is by feat of practical experience for many years and professional knowledge, after experiment test repeatedly, finally design a kind of processing method utilizing copolymer film to promote stripping result, wish the problems improving known technology.
An object of the present invention, be to provide a kind of processing method utilizing copolymer film to promote stripping result, this processing method is applied on mould, and comprise the following steps: to be mixed into releasing agent by crossing fluoroalkyl compound (Polyfluoroalkoxy) with strengthening material; This releasing agent is coated the internal face of storage tank in this mould; This mould is toasted, one deck copolymer film can be formed on the internal face of this storage tank to make this releasing agent; Multilayer materials is sequentially positioned in this storage tank, and carries out folded subsides program (lay up, also known as laying), make these composites can be combined into composite finished product (such as: hand set machine shell, aeronautical material etc.).So, utilize this cross fluoroalkyl compound and strengthening material the copolymer film of the formation high abrasion, the high resistance that possess stick and low frictional behavior, those skilled in the art can be guaranteed by this composite finished product by when taking out in this storage tank, this copolymer film can not stick completely on this composite finished product, and this copolymer film still can fully remain in this storage tank, again utilize for follow-up, effectively save production procedure and human cost.
Processing method as described in the present invention, the temperature of wherein toasting this mould is between 280 ~ 410 degree Celsius.
Processing method as described in the present invention, wherein before this releasing agent of coating, also must carry out preheating with the temperature of 360 ~ 400 degree Celsius to this mould.
Processing method as described in the present invention, wherein this strengthening material is carbon fiber.
Processing method as described in the present invention, wherein this strengthening material is graphite.
Processing method as described in the present invention, wherein this strengthening material is copper, molybdenum bisuphide or aluminium oxide.
Processing method as described in the present invention, wherein this strengthening material is calcirm-fluoride or pottery.
Processing method as described in the present invention, wherein when carrying out this folded subsides program, need insert this mould in pressure stove, and temperature in this pressure stove between 80 ~ 150 degree Celsius, pressure is between 1kg/cm
2~ 6kg/cm
2, negative pressure ventilation intensity is 1atm.
Another object of the present invention, be by smooth dose, adhesive agent and tetrafluoroethene be mixed into bottom releasing agent, and using aforesaid releasing agent as top layer releasing agent, with the characteristic by this bottom releasing agent, increase between this copolymer film and this mould in conjunction with bond power, and promote the flatness on this copolymer film surface.
It is specially:
Utilize copolymer film to promote a processing method for stripping result, be applied on mould, this mould is arranged with storage tank, and this processing method comprises the following steps:
By fluoroalkyl compound and strengthening material are mixed into top layer releasing agent excessively, and tetrafluoroethene, silane copolymer and amino containing silane copolymer are mixed into bottom releasing agent, this percentage by weight crossing that fluoroalkyl compound accounts for this top layer releasing agent is 80 ~ 95%, and the percentage by weight that this strengthening material accounts for this top layer releasing agent is then 5 ~ 20%;
This bottom releasing agent is coated the internal face of this storage tank;
This top layer releasing agent is coated the position corresponding to this bottom releasing agent in this storage tank;
Toast this mould, make this top layer releasing agent and bottom releasing agent can form one deck copolymer film on the internal face of this storage tank, the wearing coefficient of this copolymer film is between 0.04 ~ 0.1; And
Multilayer materials is sequentially put as in this storage tank, and carry out folded subsides program, make these composites be combined into composite finished product, and when taking out during this composite finished product is by this storage tank, this copolymer film can not stick on this composite finished product.
Processing method as described in the present invention, wherein this tetrafluoroethene accounts for the percentage by weight of this bottom releasing agent is 85 ~ 95%, and the particle diameter of this bottom releasing agent is between 0.1 ~ 0.5 micron.
Processing method as described in the present invention, the temperature of wherein toasting this mould is between 280 ~ 410 degree Celsius.
Processing method as described in the present invention, wherein before this releasing agent of coating, also must carry out preheating with the temperature of 360 ~ 400 degree Celsius to this mould.
Processing method as described in the present invention, wherein this strengthening material is carbon fiber.
Processing method as described in the present invention, wherein this strengthening material is graphite.
Processing method as described in the present invention, wherein this strengthening material is copper, molybdenum bisuphide or aluminium oxide.
Processing method as described in the present invention, wherein this strengthening material is calcirm-fluoride or pottery.
Processing method as described in the present invention, wherein carry out this folded paste process time, this mould need be inserted in pressure stove, and temperature in this pressure stove between 80 ~ 150 degree Celsius, pressure size is between 1kg/cm
2~ 6kg/cm
2, negative pressure ventilation intensity is 1atm.
Accompanying drawing explanation
Fig. 1 is the first preferred embodiment schematic diagram of processing method of the present invention;
Fig. 2 is the first preferred embodiment flow chart of processing method of the present invention; And
Fig. 3 is the second preferred embodiment schematic diagram of processing method of the present invention.
Main element symbol description
Mould ... 1,3
Storage tank ... 10
Copolymer film ... 11
Bottom releasing agent ... 31
Top layer releasing agent ... 32
Composite ... M
Detailed description of the invention
Describe the beneficial effect of implementation process of the present invention and generation below by way of specific embodiment in detail, be intended to help reader to understand essence of the present invention and feature better, not as can the restriction of practical range to this case.
The present invention is a kind of processing method utilizing copolymer film to promote stripping result, mainly be applied in the folded subsides program of composite, make multilayer materials via folded subsides program, after being combined into composite finished product, this composite finished product can successfully take out by this mould, and is unlikely to mutually to stick with mould.Due to, according to the difference of different composites and application, those skilled in the art can select the different embodiment of folded subsides program voluntarily, and technology emphasis of the present invention, it is the process being the demoulding, but not the folded subsides program of improvement, therefore namely the thin portion step of this folded subsides program is not described in detail in detail below separately, illustrate in advance at this.
Refer to shown in Fig. 1 and Fig. 2, processing method of the present invention is applied in mould 1, and this mould 1 is arranged with storage tank 10, and processing method of the present invention comprises the following steps:
(201) fluoroalkyl compound (Polyfluoroalkoxy, has another name called: tetrafluoroethylene-perfluoro alkoxy vinyl ethers copolymer, soluble poly tetrafluoroethene, PFA) and strengthening material (as: carbon fiber, graphite, copper, aluminium oxide, pottery etc.) are mixed into releasing agent (Du Pont 858G-210); Wherein, this percentage by weight crossing fluoroalkyl compound accounts for 80 ~ 95% of this releasing agent, and the percentage by weight of this strengthening material then accounts for 5 ~ 20% of this releasing agent, and the particle diameter of this strengthening material is between 0.1 ~ 0.5 micron;
(202) this releasing agent is coated equably the internal face of this storage tank 10;
(203) toast this mould 1, to make this releasing agent can form one deck copolymer film 11 on the internal face of this storage tank 10, the thickness of this copolymer film 11 is between 10 ~ 50 nanometers; And
(204) multilayer materials M is sequentially positioned in this storage tank 10, and carry out folded subsides program (lay up, also known as laying), make these composites M can be combined into composite finished product (such as: hand set machine shell, aeronautical material etc.).
So, because this crosses the copolymer film 11 that fluoroalkyl compound and strengthening material formed, there is high abrasion (wearing coefficient is between 0.04 ~ 0.1), high resistance sticks and the characteristic of low friction, therefore, those skilled in the art by this composite finished product by this storage tank 10 in take out after, this copolymer film 11 can not stick completely on this composite finished product, and this copolymer film 11 still can fully remain in this storage tank 10, solve in known treatment mode, those skilled in the art must before the folded subsides program of each execution, first spray a releasing agent, and after completing folded subsides processing procedure, need polish to composite finished product again, to eliminate the loaded down with trivial details action of the mould release sticked on this composite finished product, and then effectively save time and human cost.Inventor finds after reality test, and the copolymer film 11 that processing method of the present invention is formed, at least in the folded subsides program of ten times, maintains the good demoulding properties of this mould 10.
In addition, according to different applications and composite, those skilled in the art can also select different strengthening materials voluntarily, to strengthen or to highlight applicable physical characteristic, the kind of this strengthening material and the characteristic that can be formed this copolymer film as described below:
(1) graphite: when being applied to the packaging operation of electronic correlation industry, damaging electronic component in order to avoid producing electrostatic, graphite can be utilized to be derived by electrostatic, and then avoid composite finished product to be subject to electrostatic influence and destroy quality;
(2) carbon fiber: carbon fiber can promote imporosity and the hardness of this copolymer film, meanwhile, can also form the lines of carbon fiber on this composite finished product, attractive in appearance to increase;
(3) copper, molybdenum bisuphide, aluminium oxide: add the abrasion resistance that copper powder, molybdenum bisuphide or aluminium oxide can increase this copolymer film further, to extend durability and the service life of this copolymer film; And
(4) calcirm-fluoride, pottery: interpolation calcirm-fluoride or pottery can promote superficial density and the slickness of this copolymer film, and then improve the glossiness of this composite finished product.
In addition, in the present embodiment, before those skilled in the art are coated with this releasing agent, can also first heat to this mould 1 with the temperature of 360 ~ 400 degree, and after being coated with, the temperature of toasting this mould 1, between 380 ~ 410 degree Celsius, crosses fluoroalkyl compound to make this and strengthening material can form this copolymer film, and the swollen constriction coefficient of the heat of this copolymer film 11 is between 10 ~ 14 × (10-4 × K-1), wherein K representation temperature unit (Celsius).In addition, when carrying out this folded subsides program, this mould 1 need be placed in pressure stove, and with the composite finished product being high density structures and High-strength stretching-resistantgeogrid by this composite material forming, the being molded into parameter in this pressure stove is: temperature between 80 ~ 150 degree Celsius, pressure is between 1kg/cm
2~ 6kg/cm
2, negative pressure ventilation intensity 1atm.
Referring to shown in Fig. 3, is the second preferred embodiment of the present invention, and the practice and the previous embodiment of this embodiment have a little different: first, by fluoroalkyl compound and strengthening material are mixed into top layer releasing agent 32 (Du Pont 858G-210) excessively; Simultaneously, using silane copolymer as smooth dose, amino containing silane copolymer is then as adhesive agent, and by this smooth dose, adhesive agent and tetrafluoroethene be mixed into bottom releasing agent 31 (Du Pont 420G-703), wherein, the percentage by weight of this tetrafluoroethene accounts for 85 ~ 95% of this bottom releasing agent 31; Then, first this bottom releasing agent 31 is coated on the internal face of mould 3, then this top layer releasing agent 32 is coated in this mould 3 corresponding on the position of this bottom releasing agent 31.
Hold, after being sequentially coated with this bottom releasing agent 31 and top layer releasing agent 32, this mould 3 is heated, to form copolymer film on the internal face of this mould 3.The present embodiment is compared with previous embodiment, mainly be coated with one deck bottom releasing agent 31 more, with the characteristic by this bottom releasing agent 31, increase between this copolymer film and this mould 3 in conjunction with bond power, and promote the flatness on this copolymer film surface, and affect the fast road of the flowing of material (that is, the base material of composite) in mould and viscosity thereof, this composite finished product can be taken out by this mould by those skilled in the art more easily.
To should be mentioned that especially at this, copolymer film characteristic mentioned in first preferred embodiment of the present invention, the material of strengthening material, preheating program, baking condition and pressure stove, all can be applicable in the processing method of the second preferred embodiment of the present invention, and the configuration that the configuration of this mould is not also drawn with Fig. 1 and Fig. 3 is limited, those skilled in the art can adjust according to actual demand, and give explanation.
The above, be only some preferred embodiments of the present invention, but; technical characteristic of the present invention is not limited thereto; the personage of all correlative technology fields after considering technology contents of the present invention in light of actual conditions, can expect easily equivalence change, protection category of the present invention all should not be departed from.
Claims (17)
1. utilize copolymer film to promote a processing method for stripping result, be applied on mould, this mould is arranged with storage tank, this processing method comprises the following steps:
Be mixed into releasing agent by crossing fluoroalkyl compound and strengthening material, this percentage by weight crossing that fluoroalkyl compound accounts for this releasing agent is 80 ~ 95%, and the percentage by weight that this strengthening material accounts for this releasing agent is then 5 ~ 20%;
This releasing agent is coated the internal face of this storage tank;
Toast this mould, make this releasing agent can form one deck copolymer film on the internal face of this storage tank, the wearing coefficient of this copolymer film is between 0.04 ~ 0.1, and thickness is then between 10 ~ 50 nanometers; And
Multilayer materials is sequentially positioned in this storage tank, and carries out folded subsides program, make these composites be combined into composite finished product, and when taking out during this composite finished product is by this storage tank, this copolymer film can not stick on this composite finished product.
2. processing method as claimed in claim 1, the temperature of wherein toasting this mould is between 280 ~ 410 degree Celsius.
3. processing method as claimed in claim 2, wherein before this releasing agent of coating, also must carry out preheating with the temperature of 360 ~ 400 degree Celsius to this mould.
4. processing method as claimed in claim 3, wherein this strengthening material is carbon fiber.
5. processing method as claimed in claim 3, wherein this strengthening material is graphite.
6. processing method as claimed in claim 3, wherein this strengthening material is copper, molybdenum bisuphide or aluminium oxide.
7. processing method as claimed in claim 3, wherein this strengthening material is calcirm-fluoride or pottery.
8. the processing method as described in claim 4,5,6 or 7, wherein when carrying out this folded subsides program, need insert this mould in pressure stove, and temperature in this pressure stove between 80 ~ 150 degree Celsius, pressure is between 1kg/cm
2~ 6kg/cm
2, negative pressure ventilation intensity is 1atm.
9. utilize copolymer film to promote a processing method for stripping result, be applied on mould, this mould is arranged with storage tank, and this processing method comprises the following steps:
By fluoroalkyl compound and strengthening material are mixed into top layer releasing agent excessively, and tetrafluoroethene, silane copolymer and amino containing silane copolymer are mixed into bottom releasing agent, this percentage by weight crossing that fluoroalkyl compound accounts for this top layer releasing agent is 80 ~ 95%, and the percentage by weight that this strengthening material accounts for this top layer releasing agent is then 5 ~ 20%;
This bottom releasing agent is coated the internal face of this storage tank;
This top layer releasing agent is coated the position corresponding to this bottom releasing agent in this storage tank;
Toast this mould, make this top layer releasing agent and bottom releasing agent can form one deck copolymer film on the internal face of this storage tank, the wearing coefficient of this copolymer film is between 0.04 ~ 0.1; And
Multilayer materials is sequentially positioned in this storage tank, and carries out folded subsides program, make these composites be combined into composite finished product, and when taking out during this composite finished product is by this storage tank, this copolymer film can not stick on this composite finished product.
10. processing method as claimed in claim 9, wherein this tetrafluoroethene accounts for the percentage by weight of this bottom releasing agent is 85 ~ 95%, and the particle diameter of this bottom releasing agent is between 0.1 ~ 0.5 micron.
11. processing methods as claimed in claim 10, the temperature of wherein toasting this mould is between 280 ~ 410 degree Celsius.
12. processing methods as claimed in claim 11, wherein before this releasing agent of coating, also must carry out preheating with the temperature of 360 ~ 400 degree Celsius to this mould.
13. processing methods as claimed in claim 12, wherein this strengthening material is carbon fiber.
14. processing methods as claimed in claim 12, wherein this strengthening material is graphite.
15. processing methods as claimed in claim 12, wherein this strengthening material is copper, molybdenum bisuphide or aluminium oxide.
16. processing methods as claimed in claim 12, wherein this strengthening material is calcirm-fluoride or pottery.
17. processing methods as described in claim 13,14,15 or 16, wherein carry out this folded paste process time, this mould need be inserted in pressure stove, and temperature in this pressure stove between 80 ~ 150 degree Celsius, pressure size is between 1kg/cm
2~ 6kg/cm
2, negative pressure ventilation intensity is 1atm.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW102136345 | 2013-10-08 | ||
| TW102136345A TW201513986A (en) | 2013-10-08 | 2013-10-08 | Processing method to increase mold releasing effect by utilizing copolymer film |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104511987A true CN104511987A (en) | 2015-04-15 |
| CN104511987B CN104511987B (en) | 2017-01-11 |
Family
ID=52788144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410176980.0A Expired - Fee Related CN104511987B (en) | 2013-10-08 | 2014-04-29 | Treatment method for improving demolding effect by utilizing copolymer film |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104511987B (en) |
| TW (1) | TW201513986A (en) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1149309A (en) * | 1994-05-26 | 1997-05-07 | 美国3M公司 | Extrudable release coating |
| CN101767460B (en) * | 2010-01-06 | 2012-06-13 | 东华大学 | Molding method of three-dimensional orthogonal woven composite material uncovered with resin |
| CN102791453B (en) * | 2010-03-08 | 2014-08-06 | 夏普株式会社 | Mold release treatment method, mold, method for producing anti-reflective film, mold release treatment device, and washing/drying device for mold |
-
2013
- 2013-10-08 TW TW102136345A patent/TW201513986A/en not_active IP Right Cessation
-
2014
- 2014-04-29 CN CN201410176980.0A patent/CN104511987B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| TWI488727B (en) | 2015-06-21 |
| TW201513986A (en) | 2015-04-16 |
| CN104511987B (en) | 2017-01-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP5999721B2 (en) | Fiber reinforced resin intermediate and method for producing the same | |
| JP5332225B2 (en) | Manufacturing method of fiber reinforced composite material | |
| JP2015044326A (en) | Decorative molded body and method for producing decorative molded body | |
| KR101961103B1 (en) | Carbon riber and mesh structure tight processing carbon fiber prepreg and manufacturing method of the same | |
| TWI304016B (en) | Composite brightened shell and method for fabricating the same | |
| JP6163970B2 (en) | Decorative molded product and method for producing decorative molded product | |
| CN109071838A (en) | The manufacturing method of fiber-reinforced resin intermediate materials, fiber-reinforced resin formed body and fiber-reinforced resin intermediate materials | |
| WO2012149939A2 (en) | Method of preparing a composite laminate | |
| CN103029306A (en) | Making method of carbon fiber housing | |
| RU2572139C1 (en) | Method for obtaining carbon fibre-reinforced polymers based of heat-resistant binding agent | |
| JP6799769B2 (en) | Composite sheet material and its manufacturing method | |
| JP2023503032A (en) | FIBER REINFORCED THERMOPLASTIC COMPOSITE SHEET AND METHOD OF MAKING SAME | |
| CN104511987A (en) | Treatment method for improving demolding effect by utilizing copolymer film | |
| JP6560184B2 (en) | Soft carbon fiber composite material having three-dimensional surface texture and method for producing the same | |
| JP2021049672A (en) | Manufacturing method of composite material | |
| TW201113150A (en) | Continuous fiber laminate and preparing method thereof | |
| CN211194998U (en) | Composite material | |
| TWM470753U (en) | Fiber-reinforced plate material | |
| Park et al. | Manufacture of carbon fiber composites | |
| JP7145472B1 (en) | Method for manufacturing molded article using fiber-reinforced thermoplastic resin composite | |
| CN103802269A (en) | Injection molding method of carbon plate composite material and product thereof | |
| JP6538256B1 (en) | Resin sheet, method of producing resin sheet, laminate, method of producing laminate, and method of molding carbon fiber reinforced plastic | |
| GB2492808A (en) | High speed composite manufacture | |
| CN208324394U (en) | The composite material of the protective layer containing lightning | |
| TW201416513A (en) | Method of manufacturing composite material having lustering surface |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170111 Termination date: 20170429 |