CN103786380A - Automobile konjac adhesive film and preparation method thereof - Google Patents
Automobile konjac adhesive film and preparation method thereof Download PDFInfo
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- CN103786380A CN103786380A CN201410010835.5A CN201410010835A CN103786380A CN 103786380 A CN103786380 A CN 103786380A CN 201410010835 A CN201410010835 A CN 201410010835A CN 103786380 A CN103786380 A CN 103786380A
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Abstract
The invention relates to automobile konjac adhesive film and a preparation method thereof. The preparation method of the automobile konjac adhesive film comprises the steps of preparation of a konjac gel solution, deaeration of the konjac gel solution, preparation of a konjac gel film and metallization. By taking the konjac gulcomannan as a carrier and using other auxiliaries for assistance, the automobile konjac adhesive film disclosed by the invention is excellent in gel property, water retention, heat insulation property and light resistance, good in elasticity, high in flexibility and unlikely to be cracked. Compared with the traditional automobile film, the automobile konjac adhesive film disclosed by the invention has the effects of heat insulation, light resistance, good elasticity and high flexibility, the production materials are environment-friendly, and the automobile konjac adhesive film also has the advantages of low production cost, little environmental pollution, no harm to human body and the like. The safety and usability totally meet the national relevant standard requirements.
Description
Technical field
The present invention relates to a kind of automobile adhesive film and preparation method thereof, be specifically related to a kind of automobile konjaku pad pasting and preparation method thereof.
Background technology
Along with popularizing of automobile, automobile adhesive film also arises at the historic moment.Automobile adhesive film is mainly used in glass of vehicle body and car body surface, is also called solar film or is called explosion-proof insulated film.The situation such as hurt sb.'s feelings that its effect is mainly shielding of ultraviolet, intercept part heat and prevent that the unexpected explosion of glass from causing occurs, and simultaneously according to the single plane fluoroscopy performance of solar film, reaches the object of protection individual privacy.In addition, it also can reduce the interior article of car and personnel irradiate because of ultraviolet ray the damage causing, and reaches the effect of saving fuel consume in some aspect.But on market, cheap automobile adhesive film function is too single, does not have good effect now; Multiple functional automobile adhesive film, expensive, hierarchy of consumption is too high.Therefore, produce the car film that function and price are suitable, could adapt to the needs in market.
Application number is that 201220211322.7 utility model patent " a kind of arrangements for automotive doors waterproof membrane " (applying date: 2012.05.11) provides the car film that a kind of waterproof effect is good.It is to form by being installed in the single ply waterproofing film cloth on panel beating in car door.It is simple in structure, saving raw material not only, and on waterproof membrane, are also provided with lug and locating hole, are not only convenient to tear stripping, and make waterproof membrane position in the time pasting more accurate.But its structure is too simple, function is too single, does not have good protection effect.
Application number is a kind of safety diaphragm of patent of invention " safety protective film for automobiles and production technology thereof " (applying date: 2011.10.12) of 201110307234.7; it comprises PVC material and TPU film, is added with and dazzles color particle and make diaphragm by mass fraction ratio in PVC material and TPU film.Adopt after above-mentioned safety protective film; in PVC material and TPU elastomeric material, be added with and dazzle color particle, can protect car paint, prevent high speed slungshot shock, acid rain burn into and prevent ultraviolet irradiation; can also prevent slight scratch, non-yellowing, do not fade.But, dazzle color powder and reduced the transparency of film, and noctilucence affects people's sight line, thereby improves accident rate.
Application number is that this invention of utility model patent " ETFE automobile film " (date of application: 2011.04.20) of 201120117089.1 provides a kind of and forms automobile film by the Water Cube material (ethylene-tetrafluoroethylene copolymer).It is the ETFE film of a kind of ectonexine parcel, have effective thermal property, light transmission, decay resistance and heat-insulating property all good, self-cleaning ability is strong.It can adjusting indoor environment, and Winter protection, heat radiation in summer, can bring more natural daylight in car.But this products material is high-end, expensive, hierarchy of consumption is too high.
Summary of the invention
The object of this invention is to provide a kind of automobile konjaku pad pasting and preparation method thereof.Utilize gelation, the retentiveness of konjaku glucomannan and be aided with other raw materials, as plasticizer (glycerine), synergist (shitosan, sodium alginate), adhesive (ethyl acrylate), ultra-violet absorber (ESCALOL 567) are made automobile konjaku pad pasting.
The object of the invention is to be achieved through the following technical solutions:
The preparation method of a kind of automobile konjaku pad pasting of the present invention, is characterized in that operating procedure is as follows:
(1) preparation of konjak gel liquid: getting konjaku powder after purifying, to add weight multiple be 95-105 pure water doubly, in tepidarium, 150r/min is heated to 45 ℃ while stirring, insulation is no less than 2h, then filter, add the aqueous solution of the potassium peroxydisulfate of the 1.5mol/mL that accounts for pure water weight 0.10%-0.12%, 150r/min stirs after 10min, add the monomer acrylic acid aqueous solution of the 1.2mol/mL that accounts for pure water weight 0.075%-0.225%, and by the 0.7%-0.9% that accounts for pure water weight, 0.1%-0.3% and 3%-5% add paraffin, glycerine and synergist, be stirred to whole dissolvings, obtain konjak gel liquid, for subsequent use, described synergist is shitosan or sodium alginate, konjaku powder after described purifying refers to that granularity accounts for more than 90% konjaku powder at the particle of 0.125-0.425mm,
(2) konjak gel liquid is degassed: the konjak gel liquid of step (1) is placed in to centrifuge, and the centrifugal degassed 15-25min of 3000r/min, obtains konjak gel mixed liquor, for subsequent use;
(3) preparation of konjak gel film: use film engraving machine special for automobile film, the konjak gel mixed liquor of step (2) is injected to sprue, then add the ethyl acrylate and the ESCALOL 567 that account for respectively konjak gel mixed liquor weight 1%-1.5% and 0.3%-0.5%, 110-118 ℃ of reaction 1-1.5h, then the model data membrane setting by computer, obtains konjak gel film;
(4) metalling: use vacuum evaporating instrument, by vacuum evaporating method by metal, as aluminium, iron, copper, silver ..., automobile konjaku pad pasting is made in spraying plating on the konjak gel film of moulding.
The present invention also protects the automobile konjaku pad pasting that utilizes said method to prepare.
Automobile konjaku pad pasting of the present invention, take konjaku glucomannan as carrier and be aided with other auxiliary agents, have good gelation, retentiveness, thermal insulation, resistance photosensitiveness and good springiness, pliability by force, easy fracture not.Compared with traditional car film, there is heat insulation, resistance light, good springiness, effect that pliability is strong, and produce material environment friendly.Security and serviceability meet relative national standards requirement completely, take konjaku glucomannan as main material, also have production cost low, low in the pollution of the environment, to advantages such as human body do not injure, meet modern consumption concept and the market demand.
Automobile konjaku pad pasting of the present invention and general-utility car pad pasting performance comparison result are as shown in table 1.
Table 1 automobile konjaku of the present invention pad pasting and general-utility car pad pasting performance comparison result
Note: the method for testing of table 1 performance indications is as follows:
(1) transparency: respectively two kinds of automobile adhesive films are immersed in distilled water and soak 24h, reach after water suction balance, blot surface moisture with filter paper, take distilled water as reference, measure the average transmittance of material with 721 type spectrophotometers under 450nm～700nm.
(2) thermal insulation: put a glass (not encountering the fluorescent tube of iodine-tungsten lamp in order to avoid fluorescent tube blast) that is pasting different automobile adhesive films on an iodine-tungsten lamp, by have gentle hands light touches sensation temperature.
(3) tensile strength: measure the tensile strength of two kinds of automobile adhesive films with electronic tensile machine, the anti-knock properties of tensile strength reaction pad pasting under 32 ℃ of room temperatures, 500nm/min condition.
(4) resistance photosensitiveness: place respectively 100 yuan notes under two kinds of automobile adhesive films, then use pen-type testing device for paper money to irradiate bank note.
The result of contrast test shows, by automobile konjaku pad pasting properties excellence of the present invention, its index all exceedes commercially available general-utility car pad pasting, alternative existing automobile adhesive film.
The specific embodiment
In order fully to disclose a kind of automobile konjaku pad pasting of the present invention and preparation method thereof, be illustrated below in conjunction with embodiment.
Embodiment: a kind of preparation method of automobile konjaku pad pasting, comprises the following steps:
(1) preparation of konjak gel liquid: take konjaku powder after 3g purifying in there-necked flask, add the pure water of 300g, put there-necked flask in tepidarium, 150r/min is heated to 45 ℃ while stirring, insulation 2h, make its main component swelling, then use Filter paper filtering 2 times, add the initiator potassium persulfate aqueous solution of the 1.5mol/mL of 0.33g, 150r/min stirs after 10 min, add the monomer acrylic acid aqueous solution of the 1.2mol/mL of 0.45g, and add the paraffin of 2.4g, the glycerine of 0.6g and 1.2g shitosan or sodium alginate, be stirred to whole dissolvings, obtain konjak gel liquid, for subsequent use,
(2) konjak gel liquid is degassed: the konjak gel liquid of step (1) is placed in to the centrifugal degassed 20min of centrifuge 3000r/min, obtains konjak gel mixed liquor, and for subsequent use;
(3) preparation of konjak gel film: use film engraving machine special for automobile film, the konjak gel mixed liquor of step (2) is injected to sprue, then add weight 1% and 0.3% ethyl acrylate and the ESCALOL 567 that accounts for respectively konjak gel mixed liquor, 115 ℃ of reaction 1h, the model data membrane then setting by computer.The model of described film engraving machine special for automobile film: JGCMJ-11-08; Finished product thickness: 8mil; Press operation instructions operation;
(4) metalling: use vacuum evaporating instrument, by vacuum evaporating method by accounting for the metal of konjak gel film gross weight 5%, as aluminium, iron, copper, silver ..., be sprayed on the konjak gel film of moulding and make automobile konjaku pad pasting; The model of described vacuum evaporating instrument: JEE-420, operates by operation instructions.
The present invention is in order to obtain better heat insulation sun effect, by vacuum evaporating method, the metals such as aluminium, iron, copper, silver is sprayed on the film of moulding and makes multilayer to close high heat insulating metal rete.Due to the very few transparency that does not affect film of tenor, and metal pair light has refraction action, so can well reach heat insulation sun effect.
Using method: automobile adhesive film method routinely, is attached to automobile konjaku pad pasting the outer surface of truck body.
The foregoing is only preferred embodiment of the present invention, all equalizations of doing according to the present patent application the scope of the claims change and modify, and all should belong to covering scope of the present invention.
Claims (3)
1. a preparation method for automobile konjaku pad pasting, is characterized in that preparation process is as follows:
(1) preparation of konjak gel liquid: getting konjaku powder after purifying, to add weight multiple be 95-105 pure water doubly, in tepidarium, 150r/min is heated to 45 ℃ while stirring, insulation is no less than 2h, then filter, add the aqueous solution of the potassium peroxydisulfate of the 1.5mol/mL that accounts for pure water weight 0.10%-0.12%, 150r/min stirs after 10 min, add the monomer acrylic acid aqueous solution of the 1.2mol/mL that accounts for pure water weight 0.075%-0.225%, and by the 0.7%-0.9% that accounts for pure water weight, 0.1%-0.3% and 3%-5% add paraffin, glycerine and synergist, be stirred to whole dissolvings, obtain konjak gel liquid, for subsequent use, described synergist is shitosan or sodium alginate, konjaku powder after described purifying refers to that granularity accounts for more than 90% konjaku powder at the particle of 0.125-0.425mm,
(2) konjak gel liquid is degassed: the konjak gel liquid of step (1) is placed in to centrifuge, and the centrifugal degassed 15-25min of 3000r/min, obtains konjak gel mixed liquor, for subsequent use;
(3) preparation of konjak gel film: use film engraving machine special for automobile film, the konjak gel mixed liquor of step (2) is injected to sprue, then add the ethyl acrylate and the ESCALOL 567 that account for respectively konjak gel mixed liquor weight 1%-1.5% and 0.3%-0.5%, 110-118 ℃ of reaction 1-1.5h, then the model data membrane setting by computer, obtains konjak gel film;
(4) metalling: use vacuum evaporating instrument, by vacuum evaporating method, metallising is made on the konjak gel film of moulding to automobile konjaku pad pasting.
2. the preparation method of a kind of automobile konjaku pad pasting according to claim 1, it is characterized in that the preparation of described konjak gel liquid: take konjaku powder after 3g purifying in there-necked flask, add the pure water of 300g, put there-necked flask in tepidarium, 150r/min is heated to 45 ℃ while stirring, insulation 2h, make its main component swelling, then use Filter paper filtering 2 times, add the initiator potassium persulfate aqueous solution of the 1.5mol/mL of 0.33g, 150r/min stirs after 10min, add the monomer acrylic acid aqueous solution of the 1.2mol/mL of 0.45g, and add the paraffin of 2.4g, the glycerine of 0.6g and 1.2g shitosan or sodium alginate, be stirred to whole dissolvings.
3. the automobile konjaku pad pasting of being prepared by the method for claim 1 or 2.
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| CN201410010835.5A CN103786380B (en) | 2014-01-10 | 2014-01-10 | Automobile konjac adhesive film and preparation method thereof |
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| CN201410010835.5A CN103786380B (en) | 2014-01-10 | 2014-01-10 | Automobile konjac adhesive film and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104152074A (en) * | 2014-07-25 | 2014-11-19 | 福建农林大学 | Invisible paste for screen protection and preparation method thereof |
| CN104892966A (en) * | 2015-04-30 | 2015-09-09 | 福建农林大学 | Anti-ultraviolet konjac klucomannan glass film and production method thereof |
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| CN101497731A (en) * | 2008-01-28 | 2009-08-05 | 西南科技大学 | Environment degrading thermoplastic glucomanan film and preparation thereof |
| WO2012176627A1 (en) * | 2011-06-24 | 2012-12-27 | コニカミノルタホールディングス株式会社 | Optical reflective film |
| CN103232665A (en) * | 2013-05-08 | 2013-08-07 | 福建农林大学 | Konjac keyboard film and preparation method thereof |
| JP2013540848A (en) * | 2010-09-14 | 2013-11-07 | リケビー スターチ アクチエボラグ | Polysaccharide coating containing gel particles |
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2014
- 2014-01-10 CN CN201410010835.5A patent/CN103786380B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101497731A (en) * | 2008-01-28 | 2009-08-05 | 西南科技大学 | Environment degrading thermoplastic glucomanan film and preparation thereof |
| JP2013540848A (en) * | 2010-09-14 | 2013-11-07 | リケビー スターチ アクチエボラグ | Polysaccharide coating containing gel particles |
| WO2012176627A1 (en) * | 2011-06-24 | 2012-12-27 | コニカミノルタホールディングス株式会社 | Optical reflective film |
| CN103232665A (en) * | 2013-05-08 | 2013-08-07 | 福建农林大学 | Konjac keyboard film and preparation method thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104152074A (en) * | 2014-07-25 | 2014-11-19 | 福建农林大学 | Invisible paste for screen protection and preparation method thereof |
| CN104152074B (en) * | 2014-07-25 | 2016-04-06 | 福建农林大学 | Stealthy screen protector and preparation method thereof |
| CN104892966A (en) * | 2015-04-30 | 2015-09-09 | 福建农林大学 | Anti-ultraviolet konjac klucomannan glass film and production method thereof |
| CN104892966B (en) * | 2015-04-30 | 2017-09-15 | 福建农林大学 | A kind of antiultraviolet konjaku glucomannan adhering film to glass and preparation method thereof |
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