CN100434268C - High-grade laminated composite material and its production process - Google Patents
High-grade laminated composite material and its production process Download PDFInfo
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- CN100434268C CN100434268C CNB2004101034317A CN200410103431A CN100434268C CN 100434268 C CN100434268 C CN 100434268C CN B2004101034317 A CNB2004101034317 A CN B2004101034317A CN 200410103431 A CN200410103431 A CN 200410103431A CN 100434268 C CN100434268 C CN 100434268C
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Abstract
The present invention relates to the laminated composite material, which is characterized in that the present invention comprises a base material layer (1), two polytetrafluoroethylene outer layers (4) and two middle layers (2) which are positioned on upper and lower surfaces of the base material layer. The base material layer or the middle layers are fibre layers or polyester, polyolefin elastomers or silicone resin layers, wherein the base material layer is a piece of fibre cloth, and two middle layers are the polyester, the polyolefin elastomers or the silicone resin layers; the base material layer is the polyester, polyolefin elastomer or the silicone resin layer, and two middle layers are fibre cloth layers; the polyester is polyethylene terephthalates; the polyolefin elastomers are polyolefin dynamic state crosslinking polyolefin elastomers. The material has unique structure, novel material selection and excellent performance, the present invention is a new generation laminated composite material, and the present invention can be widely applied to modern high-grade buildings.
Description
Technical field
The present invention relates to a kind of high-grade laminated composite material and manufacture method thereof.
Background technology
Build countries in the world at present, some large-scale steel structure modern architectures particularly, for example large-scale senior building facility employing such as stadiums, exhibition center, public place of entertainment is a base-material with glass fibre weaving cloth, outer coating tetrafluoroethylene lining, though this material has uvioresistant, anti-aging characteristics, percentage elongation is low, can only have 10%, and can not be crooked, the price height can not satisfy the senior building of modernized steel construction.
Summary of the invention
The objective of the invention is to overcome in the prior art not enoughly, be engaged in the developmental research of field of compound material for many years through the inventor, and long-term production, construction practice, exploitation provides the high-grade laminated composite material of a kind of structure uniqueness, selection novelty, excellent performance.
Another object of the present invention provides a kind of unique technology, makes the method for laminated composite materials.
High-grade laminated composite material provided by the invention is characterized in that comprising binder layer 1, two intermediate layer 2, two polytetrafluoroethylene (PTFE) skins 4; Described binder layer or intermediate layer are fiber layer of cloth or polyester, polyolefin elastomer or silicone layer, and wherein binder layer is the fiber layer of cloth, and then two intermediate layers are polyester, polyolefin elastomer or silicone layer; Binder layer is polyester, polyolefin elastomer or silicone layer, and then two intermediate layers are the fiber layer of cloth; Described polyester is a PETG, and polyolefin elastomer is the polyolefin elastomer of polyolefin dynamic crosslinking.
In the high-grade laminated composite material provided by the invention, described fiber layer of cloth is that carbon fiber weaving cloth (comprises woven cloth, woven cloth or nonwoven, down together), polyester (refers to PETG, be called for short PET) fiber cloth such as nonwoven or woven cloth, nylon cloth such as nylon 6, nylon 66, NYLON610, weaving such as nylon 1212 cloth, polytetrafluoroethylene (PTFE) weaving cloth, glass fabric, polyarylsulfone (PAS) or polysulfones (claiming imitative synthetic fibre) fibrous woven cloth etc., wherein for example carbon fiber mainly from polyacrylonitrile-radical (high strength 627Gpa), good endurance, high temperature resistant, rub resistance, corrosion-resistant, remarkable anisotropy, soft, characteristics such as in light weight, it is desirable fiber layer of cloth base-material, be preferably carbon cloth or polyester fiber cloth, nylon cloth or imitative synthetic fibre cloth, these base-material fiber cloth have high-intensity fiber cloth, can give composite and have required high strength and flexibility, used polyester, polyolefin elastomer or silicones give composite can be effectively compound with fiber cloth, and make it have high elasticity and flexibility etc.
In order to make composite have specific excellent specific property, in polyester, polyolefin elastomer or silicone layer, can add various functional additives or claim auxiliary agent, for example crosslinking agent such as 5-dimethyl-2, two (t-butylperoxy) hexanes of 5-, dicumyl peroxide (DOP), di-tert-butyl peroxide (crosslinking agent A), benzoyl peroxide (BP0), peroxidating butyl acetate, methyl ethyl ketone peroxide or peroxysuccinic acid or the like and so on organic peroxide is preferably decided according to used resin material kind.
Fire retardant is antimony oxide (antimony oxide), colloid antimony pentaoxide, aluminium hydroxide, magnesium hydroxide, boric acid antimony, molybdenum trioxide, tetrabromobutane, pentabromo-ethylbenzene or deca-BDE for example.
Age resistor is phenol antiager such as bisphenol-A, 2 for example, 6-DI-tert-butylphenol compounds, antioxidant 702, antioxidant A, N-PBNA or phosphite ester such as TPP or triphenyl phosphite etc.
Heat stabilizer is as calcium stearate, maleic acid butyl tin or maleic acid tin octylate.
Light stabilizer such as salicylate, phenyl salicytate, salicylic acid butyl benzene fat, p-octylphenyl salicylate or the positive oxygen base of 2-hydroxyl-4-benzophenone (UV-531).
Can add various other auxiliary agents such as plasticizer, antistatic additive in addition, reinforcing agent, coupling agent, colouring agent etc.
Above-mentioned these functional additives will be selected suitable interpolation auxiliary agent and consumption according to selected base material and user's needs, make composite have specific function, and these auxiliary agents add in mixing process, mix excellent performance so that reach batch.
Described polytetrafluoroethylene (PTFE) has excellent combination property, excellent high temperature performance, serviceability temperature-190 is ℃ to 260 ℃ of excellent chemical stabilities, special chemical resistance corrosion, excellent resistance to weathering, radioresistance and lower saturating property, long term exposure is in atmosphere, surface and property retention are constant, and unique lubricity one has minimum coefficient of friction in the plastics, is desirable oil-free lubrication material, outstanding surface is viscosity and noninflammability not, extremely strong anti-insulating properties etc. have the laudatory title of " plastics king ", and it gives composite or the excellent combination property of compound stealth material.
The manufacture method of high-grade laminated composite material provided by the invention comprises the following steps;
1, casting film-forming
Polyester, polyolefin elastomer or silicones and additive are carried out mixing become homogeneous batching, casting film-forming again.
2, heat seal
The casting films hot pressing of fiber cloth and step 1 is compound, and the hot pressing combined temp is 120-180 ℃;
3, coating
The deposited polytetrafluoroethylene floor of executing in the compound material of the hot pressing top and bottom that step 2 obtains;
4, cross-linking radiation
Carry out the crosslinked laminated composite materials that obtains of high-energy electron beam irradiation with the deposited material of executing polytetrafluoroethylene floor with step 3.
In the manufacture method according to laminated composite materials provided by the invention, in order to improve melting effect, reach homogenize (mixing full and uniform), and it is crosslinked to prevent that crosslinking agent from activating in advance, usually carry out banburying in banbury, banburying and curtain coating execution conditions and equipment all are that conventional equipment does not have strict demand.Will select to be suitable for the temperature of material therefor in the hot pressing composite molding, be generally 120-180 ℃, pressure 2-10Mpa guarantees that the summer rate of closing reaches 100%, avoids crosslinked in advance.Described apply execute polytetrafluoroethylene (PTFE) be meant can be by the spraying of for example coating formula of variety of way or its film adhered or heat seal etc., apply simple.Apply the construction skill general adopt commonly used apply to arrange be equipped with and process conditions need not particular specification.Described cross-linking radiation is meant through high-energy electron irradiation crosslinked, irradiation dose is 8-15Mrad, bundle rolling speed down is 10-25m/min, be preferably 14m/min, and adopt single traction complex S method, and on two traction wheels the repeated multiple times tractive, for example 10 times, regulation and control irradiation distance for example composite and irradiation titanium window obtains the laminated composite materials of the suitable degree of cross linking 100% apart from being 300mm and dosage and rolling speed.Electron accelerator adopts GJ-20 type such as ground rummy high-energy electron accelerator or other high energy acclerator, and the accelerator line is 6 milliamperes, and voltage is 10 million-electron-volts, cooling medium is an air, be provided with special-purpose exhaust outlet, prevent the influence of ozone, contaminated environment composite.
Has the structure uniqueness according to laminated composite materials provided by the invention, the selection novelty, use the crosslinked peculiar technology of high-energy electron beam irradiation, excellent performance, make percentage elongation more than 400%, low temperature resistant-60 ℃, reach 40 years service life, intensity height, flexibility are good, wear-resisting, ageing-resistant, corrosion-resistant, be high-grade laminated composite material of new generation, can be widely used in aspects such as senior modernized heavy construction facility such as sports ground, stadiums, shopping center, exhibition center, theater, station, state grain depot.
Laminated composite materials provided by the invention and manufacture method characteristics thereof are for selecting base materials such as high-performance thermoplastic elastomer, resin, carbon fiber for use, with polytetrafluoroethylene (PTFE), adopt the high-energy electron beam irradiation crosslinking technological to be combined into the high strength of structure uniqueness, selection novelty, excellent performance, good flexibility, wear-resisting, ageing-resistant, low temperature resistant-60 ℃, reach a new generation and the senior civil use material in 40 years service life, can be used for all steel shelf structures building such as modernization large-scale senior civil buildings facility such as Beijing Olympic Games and Shanghai Expo and country and stock grain depot, shopping center etc.
Description of drawings
Fig. 1 is the sectional structure schematic diagram of high-grade laminated composite material.
The specific embodiment
The present invention further specifies the present invention with the following example, but protection scope of the present invention is not limited to embodiment.
Embodiment 1
With 95 kilograms of polyolefin elastomers (commercially available), 0.5 kilogram of dicumyl peroxide, 2.5 kilograms in aluminium hydroxide, 0.2 kilogram of antioxidant A, 0.2 kilogram of antioxidant 1010,0.4 kilogram of uv-531,2.5 kilograms of white carbons, colouring agent is a small amount of, put into carry out waiting to plastify in banburying 15-30 minute in the banbury of the preheating of heating after, on casting machine, carry out casting film-forming.The weaving of casting films and carbon fiber is distributed in 175 ℃ carries out heat seal.Composite two sides spraying emulsification polytetrafluoroethylene floor after heat seal.Use GJ-20 type ground rummy high-energy electron accelerator then, irradiation dose is 15Mrad, accelerator speed stream is 6 milliamperes, voltage is 1.2 million-electron-volts, speed last volume speed is the 14m/ branch, and the distance of composite and irradiation titanium window is 300mm, and irradiation is the S mode of single traction distortion, draw the final high-grade laminated composite material that gets on two traction wheels repeatedly 10 times.
Claims (4)
1, a kind of laminated composite materials is characterized in that comprising binder layer (1), two intermediate layers (2), two polytetrafluoroethylene (PTFE) skins (4), described binder layer is the polyolefin elastomer of PETG or dynamic crosslinking; Two intermediate layers are that carbon fiber weaving cloth, polyester fiber cloth or nylon shioze are weaved cotton cloth.
2, a kind of manufacture method of laminated composite materials comprises the following steps:
(1) casting film-forming
Polyester, polyolefin elastomer or silicones and additive are carried out mixing become homogeneous batching, casting film-forming again;
(2) heat seal
The casting films hot pressing of fiber cloth and step (1) is compound, and the hot pressing combined temp is 120-180 ℃;
(3) deposited executing
The deposited polytetrafluoroethylene floor of executing in the compound material of the hot pressing top and bottom that step (2) obtains;
(4) cross-linking radiation
The deposited material of executing polytetrafluoroethylene floor of step (3) is carried out the crosslinked laminated composite materials that obtains of high-energy electron beam irradiation.
3, according to the manufacture method of the laminated composite materials of claim 2, it is characterized in that described additive is a 5-dimethyl-2, two (t-butylperoxy) hexanes of 5-, dicumyl peroxide, di-tert-butyl peroxide, benzoyl peroxide, peroxidating butyl acetate, methyl ethyl ketone peroxide or peroxysuccinic acid;
Antimony oxide, colloid antimony pentaoxide, aluminium hydroxide, magnesium hydroxide, boric acid antimony, molybdenum trioxide, tetrabromobutane, pentabromo-ethylbenzene or deca-BDE;
Bisphenol-A, 2,6-DI-tert-butylphenol compounds, antioxidant 702, antioxidant A, N-PBNA or phosphite ester;
Calcium stearate, maleic acid butyl tin or maleic acid tin octylate;
Salicylate, phenyl salicytate, salicylic acid butyl benzene fat or p-octylphenyl salicylate.
4, according to the manufacture method of the laminated composite materials of claim 2, it is characterized in that cross-linking radiation is single traction distortion S mode, and on two traction wheels repeatedly tractive repeatedly, the distance of composite and irradiation titanium window is 300mm, irradiation dose is 8-15Mrad, the accelerator line is 6 milliamperes, voltage is 1.2 million-electron-volts, and bundle rolling speed down is 10-25m/min, the cooling medium air, be provided with special-purpose exhaust outlet, electron accelerator is a GJ-20 type ground rummy high-energy electron accelerator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CNB2004101034317A CN100434268C (en) | 2004-12-27 | 2004-12-27 | High-grade laminated composite material and its production process |
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| Application Number | Priority Date | Filing Date | Title |
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| CNB2004101034317A CN100434268C (en) | 2004-12-27 | 2004-12-27 | High-grade laminated composite material and its production process |
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| CN1636709A CN1636709A (en) | 2005-07-13 |
| CN100434268C true CN100434268C (en) | 2008-11-19 |
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| CNB2004101034317A Expired - Fee Related CN100434268C (en) | 2004-12-27 | 2004-12-27 | High-grade laminated composite material and its production process |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI656290B (en) * | 2014-06-13 | 2019-04-11 | 日商華爾卡股份有限公司 | Woven article and gland packing |
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|---|---|---|---|---|
| CN102632657B (en) * | 2012-01-17 | 2014-02-26 | 青岛科瑞新型环保材料有限公司 | High-barrier composite membrane for vacuum insulated panel and method for manufacturing high-barrier composite membrane |
| CN102632661B (en) * | 2012-01-17 | 2014-02-26 | 青岛科瑞新型环保材料有限公司 | High-barrier composite film for vacuum insulated panel (VIP) and preparation method thereof |
| CN103623520A (en) * | 2012-08-24 | 2014-03-12 | 无锡市富仕德特种玻璃纤维有限公司 | Smoke screen cloth |
| CN103075166A (en) * | 2012-12-31 | 2013-05-01 | 北京立高科技股份有限公司 | Compound self-adhesion high polymer waterproof plate and preparation method thereof |
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| CN104553163A (en) * | 2014-12-12 | 2015-04-29 | 长兴优联马科技有限公司 | Industrial corrosion-resistant and heat-insulating shell fabric for fireproof bag |
| CN104802472B (en) * | 2015-04-03 | 2018-02-23 | 中集集团集装箱控股有限公司 | Reusable spray mark mold materials |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01249332A (en) * | 1988-03-30 | 1989-10-04 | Nitto Denko Corp | Film structural material |
| JPH01314165A (en) * | 1988-06-13 | 1989-12-19 | Nitto Denko Corp | Release sheet |
| CN1211213A (en) * | 1996-02-15 | 1999-03-17 | 克洛佩塑料产品公司 | Method of making cloth-like microporous laminate of nonwoven fibrous web and thermoplastic film |
| CN1304359A (en) * | 1998-06-03 | 2001-07-18 | 国际纸业公司 | Polyolefin-tie material free barrier carton with polyethylene terephthalate product contact layer |
-
2004
- 2004-12-27 CN CNB2004101034317A patent/CN100434268C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01249332A (en) * | 1988-03-30 | 1989-10-04 | Nitto Denko Corp | Film structural material |
| JPH01314165A (en) * | 1988-06-13 | 1989-12-19 | Nitto Denko Corp | Release sheet |
| CN1211213A (en) * | 1996-02-15 | 1999-03-17 | 克洛佩塑料产品公司 | Method of making cloth-like microporous laminate of nonwoven fibrous web and thermoplastic film |
| CN1304359A (en) * | 1998-06-03 | 2001-07-18 | 国际纸业公司 | Polyolefin-tie material free barrier carton with polyethylene terephthalate product contact layer |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI656290B (en) * | 2014-06-13 | 2019-04-11 | 日商華爾卡股份有限公司 | Woven article and gland packing |
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| CN1636709A (en) | 2005-07-13 |
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