CN103722747B - A kind of preparation method improving plastic metal film coated PVC profile - Google Patents
A kind of preparation method improving plastic metal film coated PVC profile Download PDFInfo
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- CN103722747B CN103722747B CN201310749682.1A CN201310749682A CN103722747B CN 103722747 B CN103722747 B CN 103722747B CN 201310749682 A CN201310749682 A CN 201310749682A CN 103722747 B CN103722747 B CN 103722747B
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Abstract
The present invention relates to a kind of preparation method improving plastic metal film coated PVC profile, through batch mixing, the extruding of PVC profile, vacuum cooled sizing, PUR coating metallic film surface, metal film is covered on PVC profile surface and excision forming obtains the PVC profile that metal film is covered on surface.The present invention by PVC raw material and PUR respectively through independent extruder process, the adhesion strength of PUR is high, the bonding of metal film is more evenly strong, high and the not easily layering of bond strength, and the consecutive production of the PVC profile product covering metal film from PUR, PVC material powder to surface can be realized.
Description
Technical field
The present invention relates to a kind of preparation method improving plastic metal film coated PVC profile, belong to technical field prepared by composite material.
Background technology
The material that the door and window of building construction is used replaces former timber window and steel sash with aluminium alloy or plastic-steel more and more, and plastic-steel door and window use is more general.Plastic-steel door and window has many advantages, be described as the generation novel energy-conserving door and window emerged after timber window, steel sash, aluminum window, more superior than the sealing of aluminum window and steel sash, heat insulating ability, corrosion resistance, various shapes can be coordinated to have better aesthetic property mutually with all kinds of building and can meet individual requirements again, and has good fire line and insulating properties.But aging, variable color can be there is for a long time under sunlight irradiates and wind and snow corrodes in plastic-steel section bar.Not only appearance have impact on attractive in appearance, and the intensity of material also can reduce.
Chinese patent literature CN1631648A(application number: 200510007264.0) disclose a kind of PVC plastic-aluminum co-extrusion section bar and preparation method thereof; Preparation method comprises the steps: A. batching material loading: by formula by polyvinyl chloride resin, auxiliary agent mixing, evenly flow into extruder from loading hopper; B. Lining treatment: after the agent of inner lining surface coating viscosity glue, heating, enters extruder co-extruding mould by conveyer belt; C. co-extrusion, Vacuum shaping, cooling and shaping: PVC compound in extruder after heating plasticizing and liner simultaneously by co-extruding mould, PVC compound hot extrude is pressed onto inner lining surface, is made by Vacuum shaping, cooling and shaping, traction.
But said method is in the agent of inner lining surface coating viscosity glue without special extruder process, the adhesiving effect being coated with jelly is not good, and the bonding of metal and PVC is uneven, and adhesion strength is not high, easily causes metal level aliquation, and is not easy to carry out successional production.The PVC plastic-aluminum co-extrusion section bar of preparation, plasticity is not high, is unfavorable for production and processing.
Summary of the invention
For the deficiencies in the prior art, the invention provides a kind of preparation method improving plastic metal film coated PVC profile.
Terminological interpretation:
The abbreviation of ACR:Acryliccopolymer is the acrylic acid esters co-polymer with core/shell structure, is the modifier of a kind of high comprehensive performance that polyvinyl chloride (PVC) production field is commonly used.
Anti-impact type ACR: be called anti-impact ACR, this area convenient source to improve the ACR used for the purpose of toughness.
Processing aid type ACR: be called processing aid type ACR, this area convenient source to improve the ACR used for the purpose of processing characteristics.
Raw material number of the present invention is weight portion.
Technical scheme of the present invention is as follows:
Improve a preparation method for plastic metal film coated PVC profile, step is as follows:
(1) batch mixing: lubricant, 3-10 part haloflex (CPE), 1-5 part anti-impact type ACR, 0.5-3 part processing aid type ACR and 2-8 part titanium dioxide put into high speed mixer mixing and control temperature 105-135 DEG C especially by 100 parts of PVC resin powder, 3-25 part calcium carbonate, 2.5-5 part stabilizing agent, 0.1-1.0 part in-lubricant, 0.2-1.2, proceed to cold mixer after arriving temperature and be cooled to 20-45 DEG C of blowing, obtain mixture material;
(2) the extruding of PVC profile, vacuum cooled sizing: mixture material is put into PVC extruder and melt extrudes, through vacuum cooled sizing, obtain PVC profile;
(3) PUR coating metallic film surface: PUR melting in PUR extruder is also evenly coated in metallic film surface, the metal film of hot melt adhesive layer must be covered;
(4) metal film is covered on PVC profile surface: under the drive of hauling machine, make hot melt adhesive layer soften after heating devices heat the metal film covering hot melt adhesive layer, then by the bonding of PUR, metal film and PVC profile intimate surface are bondd through film covering device, the PVC profile of metal film must be covered;
(5) excision forming: will cover the PVC profile of metal film after cooling, cutting, the PVC profile of metal film is covered on obtained required surface.
According to the present invention, preferably, the PVC resin powder described in step (1) is SG-4 or SG-5 type PVC resin powder;
Described calcium carbonate is one or more mixing in precipitated calcium carbonate, powdered whiting, activated Calcium carbonate, nano-calcium carbonate;
Described stabilizing agent is lead salt stabilizer, calcium zinc stabilizer or organic tin stabilizer;
Described in-lubricant is stearic acid, calcium stearate or the mixing of the two, and described external lubricant is one or more mixing in Tissuemat E (PE wax), paraffin, microwax.
According to the present invention, preferably, PVC extruder described in step (2) is double screw extruder, concrete specification is 65 type conical double screw extruders, 80 type conical double screw extruders, 75 type parallel double-screw extruders or 90 type parallel double-screw extruders, and the temperature of PVC extruder controls at 150-205 DEG C.
According to the present invention, preferably, the PUR extruder described in step (3) is single screw extrusion machine, and concrete specification is 45 types or 55 types, and the temperature of PUR extruder controls at 130-180 DEG C; The PUR of melting is sprayed on PVC profile surface and metallic film surface by netted nozzle by PUR extruder;
The basic resin of described PUR is ethylene-vinyl acetate copolymer (EVA), and the tackifier of PUR are rosin;
Described metal film is aluminium, aluminium alloy, copper or stainless steel membrane, and the thickness of metal film is 0.1-10mm, width 10-200mm.
The mode of heating of described heater is the mode of the heat conducting mode of heating of heating plate or infrared heating; The heating and temperature control 180-250 DEG C of heater.
According to the present invention, preferably, the type of cooling described in step (4) is air-cooled.Available Air cooler realizes air-cooled cooling.
According to the present invention, described heater and film covering device can use existing equipment.When the heat conducting mode of heating of employing heating plate, the hot melt adhesive layer of surface with the metal film of hot melt adhesive layer can be contacted with heating plate, thermoplastic is carried out to PUR; When adopting the mode of infrared heating, infrared ray can be aimed at hot melt adhesive layer and carrying out thermoplastic.The present invention also can use other mode of heating to realize the softening of PUR.
Beneficial effect of the present invention:
1, the present invention by PVC raw material and PUR respectively through independent extruder process, the adhesion strength of PUR is high, the bonding of metal film is more evenly strong, high and the not easily layering of bond strength, and the consecutive production of the PVC profile product covering metal film from PUR, PVC material powder to surface can be realized.
2, the PVC profile of metal film is covered on the surface that prepared by the present invention, and appearance looks elegant, personalized strong, intensity increase substantially, and does not fade, solves the easily aging problem of plastic-steel section bar; And the bonding of metal and PVC is more even, plasticity is strong, is more conducive to production and processing.
Detailed description of the invention
Below by specific embodiment, the present invention will be further described, but be not limited thereto.
Raw materials usedly in embodiment be convenient source, device therefor is conventional equipment, commercial products;
Wherein: anti-impact type ACR, processing aid type ACR, Shandong Ruifeng Polymer Material Co., Ltd. is on sale; Calcium zinc stabilizer, Liaocheng City Zhen Yu chemical assistant Co., Ltd is on sale.
Embodiment 1
Improve the preparation of the PVC profile of plastic aluminium-coating surface film, the thickness of aluminium film is 0.3mm, and step is as follows:
(1) batch mixing: by 100kgSG-5 type PVC resin powder, 10kg precipitated calcium carbonate, 3.5kg calcium zinc stabilizer, 0.8kg stearic acid, 0.5kg calcium stearate, 0.5kgPE wax, 6kgCPE, 3kg anti-impact ACR, 1kg processing aid type ACR and 5kg titanium dioxide put into high speed mixer mixing and control temperature 120 DEG C, proceed to cold mixer after arriving temperature and be cooled to 40 DEG C of blowings, obtain mixture material;
(2) the extruding of PVC profile, vacuum cooled sizing: mixture material is put into 65 type conical double screw extruders and melt extrude, the temperature of extruder controls at 160-205 DEG C; Through vacuum cooled sizing, obtain PVC profile;
(3) PUR coating aluminium film surface: PUR melting in 45 type single screw extrusion machines is also evenly coated in aluminium film surface, and the temperature of extruder controls at 140-180 DEG C, must cover the aluminium film of hot melt adhesive layer;
(4) PVC profile aluminium-coating surface film: after electric heating sheets heating, hot melt adhesive layer is softened under the drive of hauling machine the aluminium film covering hot melt adhesive layer, the heating and temperature control 220-240 DEG C of electric heating sheets, then by the bonding of PUR, aluminium film and PVC profile intimate surface are bondd through laminating machine, the PVC profile of aluminium film must be covered;
(5) excision forming: will the PVC profile of aluminium film be covered after air-cooler cooling, cutting, the PVC profile of obtained required aluminium-coating surface film.
Embodiment 2
Improve the preparation of the PVC profile of plastic surperficial copper membrane, the thickness of copper film is 2mm, and step is as follows:
(1) batch mixing: by 100kgSG-4 type PVC resin powder, 12kg activated Calcium carbonate, 3.8kg calcium zinc stabilizer, 0.5kg stearic acid, 0.3kg calcium stearate, 0.6kgPE wax, 3kgCPE, 3kg anti-impact ACR, 0.8kg processing aid type ACR and 4kg titanium dioxide put into high speed mixer mixing and control temperature 125 DEG C, proceed to cold mixer after arriving temperature and be cooled to 45 DEG C of blowings, obtain mixture material;
(2) the extruding of PVC profile, vacuum cooled sizing: mixture material is put into 80 type conical double screw extruders and melt extrude, the temperature of extruder controls at 165-200 DEG C; Through vacuum cooled sizing, obtain PVC profile;
(3) hot-melt copper membrane surface: PUR melting in 45 type single screw extrusion machines is also evenly coated in copper film surface, and the temperature of extruder controls at 135-175 DEG C, must cover the copper film of hot melt adhesive layer;
(4) PVC profile surface copper membrane: after electric heating sheets heating, hot melt adhesive layer is softened under the drive of hauling machine the copper film covering hot melt adhesive layer, the heating and temperature control 210-245 DEG C of electric heating sheets, then by the bonding of PUR, copper film and PVC profile intimate surface are bondd through laminating machine, obtain the PVC profile of copper membrane;
(5) excision forming: by the PVC profile of copper membrane after air-cooler cooling, cutting, the PVC profile of obtained required surperficial copper membrane.
Embodiment 3
Improve the preparation of the PVC profile of plastic surperficial coating stainless steel film, the thickness of stainless steel membrane is 6mm, and step is as follows:
(1) batch mixing: by 100kgSG-5 type PVC resin powder, 25kg activated Calcium carbonate, 5kg organic tin stabilizer, 0.5kg stearic acid, 0.5kg calcium stearate, 1.2kgPE wax, 10kgCPE, 5kg anti-impact ACR, 3kg processing aid type ACR and 8kg titanium dioxide put into high speed mixer mixing and control temperature 135 DEG C, proceed to cold mixer after arriving temperature and be cooled to 30 DEG C of blowings, obtain mixture material;
(2) the extruding of PVC profile, vacuum cooled sizing: mixture material is put into 90 type parallel double-screw extruders and melt extrude, the temperature of extruder controls at 180-205 DEG C; Through vacuum cooled sizing, obtain PVC profile;
(3) hot-melt coating stainless steel film surface: PUR melting in 55 type single screw extrusion machines is also evenly coated in stainless steel membrane surface, and the temperature of extruder controls at 150-180 DEG C, must cover the stainless steel membrane of hot melt adhesive layer;
(4) PVC profile surface coating stainless steel film: after infrared heater heating, hot melt adhesive layer is softened under the drive of hauling machine the stainless steel membrane covering hot melt adhesive layer, the heating and temperature control 230-250 DEG C of infrared heater, then by the bonding of PUR, stainless steel membrane and PVC profile intimate surface are bondd through laminating machine, obtain the PVC profile of coating stainless steel film;
(5) excision forming: by the PVC profile of coating stainless steel film after air-cooler cooling, cutting, the PVC profile of obtained required surperficial coating stainless steel film.
Embodiment 4
Improve the preparation of the PVC profile of plastic aluminium-coating surface film, the thickness of aluminium film is 1mm, and step is as follows:
(1) batch mixing: by 100kgSG-5 type PVC resin powder, 3kg precipitated calcium carbonate, 2.5kg calcium zinc stabilizer, 0.3kg stearic acid, 0.2kg calcium stearate, 0.5kgPE wax, 6kgCPE, 1kg anti-impact ACR, 0.5kg processing aid type ACR and 2kg titanium dioxide put into high speed mixer mixing and control temperature 105 DEG C, proceed to cold mixer after arriving temperature and be cooled to 20 DEG C of blowings, obtain mixture material;
(2) the extruding of PVC profile, vacuum cooled sizing: mixture material is put into 65 type conical double screw extruders and melt extrude, the temperature of extruder controls at 150-195 DEG C; Through vacuum cooled sizing, obtain PVC profile;
(3) PUR coating aluminium film surface: PUR melting in 45 type single screw extrusion machines is also evenly coated in aluminium film surface, and the temperature of extruder controls at 130-150 DEG C, must cover the aluminium film of hot melt adhesive layer;
(4) PVC profile aluminium-coating surface film: after infrared heater heating, hot melt adhesive layer is softened under the drive of hauling machine the aluminium film covering hot melt adhesive layer, the heating and temperature control 200-220 DEG C of infrared heater, then by the bonding of PUR, aluminium film and PVC profile intimate surface are bondd through laminating machine, the PVC profile of aluminium film must be covered;
(5) excision forming: will the PVC profile of aluminium film be covered after air-cooler cooling, cutting, the PVC profile of obtained required aluminium-coating surface film.
Claims (9)
1. improve a preparation method for plastic metal film coated PVC profile, step is as follows:
(1) batch mixing: lubricant, 3-10 part haloflex (CPE), 1-5 part anti-impact type ACR, 0.5-3 part processing aid type ACR and 2-8 part titanium dioxide put into high speed mixer mixing and control temperature 105-135 DEG C especially by 100 parts of PVC resin powder, 3-25 part calcium carbonate, 2.5-5 part stabilizing agent, 0.1-1.0 part in-lubricant, 0.2-1.2, proceed to cold mixer after arriving temperature and be cooled to 20-45 DEG C of blowing, obtain mixture material;
(2) the extruding of PVC profile, vacuum cooled sizing: mixture material is put into PVC extruder and melt extrudes, through vacuum cooled sizing, obtain PVC profile;
(3) PUR coating metallic film surface: PUR melting in PUR extruder is also evenly coated in metallic film surface, the metal film of hot melt adhesive layer must be covered;
Described PUR extruder is single screw extrusion machine, and the temperature of PUR extruder controls at 130-180 DEG C; The PUR of melting is sprayed on PVC profile surface and metallic film surface by netted nozzle by PUR extruder; The basic resin of described PUR is ethylene-vinyl acetate copolymer (EVA), and the tackifier of PUR are rosin;
(4) metal film is covered on PVC profile surface: under the drive of hauling machine, make hot melt adhesive layer soften after heating devices heat the metal film covering hot melt adhesive layer, then by the bonding of PUR, metal film and PVC profile intimate surface are bondd through film covering device, the PVC profile of metal film must be covered;
(5) excision forming: will cover the PVC profile of metal film after cooling, cutting, the PVC profile of metal film is covered on obtained required surface.
2. the preparation method of the plastic metal film coated PVC profile of raising according to claim 1, is characterized in that, the PVC resin powder described in step (1) is SG-4 or SG-5 type PVC resin powder.
3. the preparation method of the plastic metal film coated PVC profile of raising according to claim 1, it is characterized in that, the calcium carbonate described in step (1) is one or more mixing in precipitated calcium carbonate, powdered whiting, activated Calcium carbonate, nano-calcium carbonate.
4. the preparation method of the plastic metal film coated PVC profile of raising according to claim 1, is characterized in that, the stabilizing agent described in step (1) is lead salt stabilizer, calcium zinc stabilizer or organic tin stabilizer.
5. the preparation method of the plastic metal film coated PVC profile of raising according to claim 1, it is characterized in that, in-lubricant described in step (1) is stearic acid, calcium stearate or the mixing of the two, and described external lubricant is one or more mixing in Tissuemat E (PE wax), paraffin, microwax.
6. the preparation method of the plastic metal film coated PVC profile of raising according to claim 1, is characterized in that, the PVC extruder described in step (2) is double screw extruder, and the temperature of PVC extruder controls at 150-205 DEG C.
7. the preparation method of the plastic metal film coated PVC profile of raising according to claim 1, is characterized in that, the metal film described in step (3) is aluminium, aluminium alloy, copper or stainless steel membrane, and the thickness of metal film is 0.1-10mm, width 10-200mm.
8. the preparation method of the plastic metal film coated PVC profile of raising according to claim 1, is characterized in that, the mode of heating of the heater described in step (3) is the mode of the heat conducting mode of heating of heating plate or infrared heating; The heating and temperature control 180-250 DEG C of heater.
9. the preparation method of the plastic metal film coated PVC profile of raising according to claim 1, is characterized in that, the type of cooling described in step (4) is air-cooled.
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| CN104109277A (en) * | 2014-07-31 | 2014-10-22 | 姚将安 | Railway polymer anti-creeping strut material and railway polymer anti-creeping strut |
| CN105014926A (en) * | 2015-08-20 | 2015-11-04 | 江苏风享环保科技有限公司 | PVC co-extrusion frame and manufacturing method thereof |
| CN105585796A (en) * | 2015-12-18 | 2016-05-18 | 重庆海塑建材有限公司 | Polyvinyl chloride profile and preparing method thereof |
| CN107057228A (en) * | 2017-05-10 | 2017-08-18 | 佛山市高明区家乐仕装饰材料有限公司 | A kind of multiple macromolecule decorative plate of heat |
| CN107118463A (en) * | 2017-06-05 | 2017-09-01 | 浙江巨美家科技有限公司 | A kind of preparation method of hard multi-layer composite PVC floor base material layer |
| CN107521198A (en) * | 2017-09-30 | 2017-12-29 | 华之杰塑料建材有限公司 | A kind of aluminium alloy film pastes PVC extruded products |
| CN109762266A (en) * | 2018-12-20 | 2019-05-17 | 安徽坤和电气有限公司 | A kind of multi-layer co-extruded molding method of metal plastic-steel gantry |
| CN110481030B (en) * | 2019-07-29 | 2021-07-16 | 安徽润象新材料科技有限公司 | Environment-friendly wide-width steel-plastic composite carriage board manufacturing device and process |
| CN112157980A (en) * | 2020-08-25 | 2021-01-01 | 海宁欧派工贸有限公司 | Production process of multilayer PVC film-coated plate |
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| CN1273174A (en) * | 2000-06-02 | 2000-11-15 | 朱时贤 | Method for making sandwich plate |
| CN1631648A (en) * | 2005-02-06 | 2005-06-29 | 云南德恒钢塑共挤材料有限公司 | PVC plastic-aluminum co-extrusion section bar and preparing method thereof |
| CN101352992A (en) * | 2008-09-19 | 2009-01-28 | 北京市森诺家具材料有限公司 | Decorative line covered by metallic film and producing method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH06143432A (en) * | 1992-11-12 | 1994-05-24 | Nippon Steel Corp | Manufacture of resin-coated steel plate excellent in corrosion resistance |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1273174A (en) * | 2000-06-02 | 2000-11-15 | 朱时贤 | Method for making sandwich plate |
| CN1631648A (en) * | 2005-02-06 | 2005-06-29 | 云南德恒钢塑共挤材料有限公司 | PVC plastic-aluminum co-extrusion section bar and preparing method thereof |
| CN101352992A (en) * | 2008-09-19 | 2009-01-28 | 北京市森诺家具材料有限公司 | Decorative line covered by metallic film and producing method thereof |
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