WO2005085378A1 - 熱遮蔽効果を持つ自己粘着性合成樹脂シート - Google Patents
熱遮蔽効果を持つ自己粘着性合成樹脂シート Download PDFInfo
- Publication number
- WO2005085378A1 WO2005085378A1 PCT/JP2004/002781 JP2004002781W WO2005085378A1 WO 2005085378 A1 WO2005085378 A1 WO 2005085378A1 JP 2004002781 W JP2004002781 W JP 2004002781W WO 2005085378 A1 WO2005085378 A1 WO 2005085378A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- self
- synthetic resin
- resin sheet
- adhesive synthetic
- adhesive
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/10—Adhesives in the form of films or foils without carriers
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/21—Paper; Textile fabrics
Definitions
- the present invention is a transparent or translucent sheet having a heat shielding effect, which can be suitably used by attaching to a window glass of a building or a vehicle, and further uses an adhesive or an adhesive.
- the present invention relates to a sheet which can be easily attached by self-adhesive force without peeling, can be easily peeled off (removed), and can be freely attached and detached as necessary.
- a colored film or a metal-deposited film has a heat-shielding effect, it has low visible light transmittance and impairs transparency (internal visibility).
- metal-deposited films are not only unfavorable in appearance due to gloss reflection by metal, but also have high manufacturing costs.
- the peeling work itself may be damaged when used for a long time, or when peeled off due to pattern change. Not only is it difficult to remove, but also the adhesive and pressure-sensitive adhesive remain on the surface after peeling, and a difficult operation for removing these residues is required.
- this film also has poor weather resistance and heat resistance over time, and has problems in sustainability of the effect, as well as high manufacturing costs.
- an infrared shielding layer containing an infrared shielding agent is provided on the base film.
- a variety of infrared shielding films have been proposed (Japanese Patent Application Laid-Open Nos. Hei 7-10909, Hei 8-28 1860, Hei 9-110 8 6 2 1). No. 9-1566005, etc.).
- the present invention is transparent or translucent, has a heat shielding effect, and is attached to an object by itself without using an adhesive or an adhesive tape. It is another object of the present invention to provide a self-adhesive synthetic resin sheet which can be easily peeled off, and is thus detachable. Summary of the Invention
- the present invention provides a self-adhesive synthetic resin sheet having a heat shielding effect provided with an infrared shielding function having visible light transmittance using an inorganic infrared shielding agent.
- the abstract is a sticky synthetic resin sheet.
- This infrared shielding function can be achieved by (1) forming an infrared shielding layer containing an inorganic infrared shielding agent on the surface of the self-adhesive synthetic resin sheet, or (2) forming an inorganic adhesive sheet in the self-adhesive synthetic resin sheet. It is provided by dispersing and containing an infrared shielding agent.
- the visible light transmittance is preferably such that the visible light transmittance is at least 60% and the solar transmittance is at least 10% lower than the visible light transmittance.
- Adhesive vinyl chloride resin or self-adhesive Preferably, the resin is an olefin resin, and the inorganic infrared shielding agent is, for example, antimony-containing tin oxide (hereinafter, ATO), indium-containing tin oxide (hereinafter, IT ⁇ ), tin oxide, or a rare earth metal infrared shielding agent. Is preferred.
- ATO antimony-containing tin oxide
- IT ⁇ indium-containing tin oxide
- tin oxide or a rare earth metal infrared shielding agent.
- the wavelength distribution of solar energy is said to be 3% in the ultraviolet region (200-380 nm), 47% in the visible light region (380-780 nm), and 50% in the near-infrared region (780-2100 nm). I have.
- the visible light transmittance and the solar transmittance in the present invention are the sum of the transmittance at each wavelength and the weighting factor of the solar energy at each wavelength, as shown in JISA 5759 (visible light transmittance). Is 380 to 780 nm and the solar transmittance is 280 to 2100 nm).
- the solar transmittance is 3% lower than the visible light transmittance, and unless the near-infrared ray is shielded, it cannot be lower than 10%.
- the sheet of the present invention exerts an excellent heat shielding effect by absorbing near infrared rays without transmitting them.
- the synthetic resin that is the base of the transparent or translucent self-adhesive synthetic resin sheet used in the present invention is any synthetic resin that is transparent or translucent when formed into a sheet. From the viewpoint of easy self-adhesiveness, availability, cost, ease of secondary processing, and ease of processing of used sheets, vinyl chloride resin A resin can be preferably used.
- vinyl chloride resins include vinyl chloride homopolymer resins, copolymer resins of vinyl chloride and other monomers, mixtures of two or more of these, or vinyl chloride homopolymer resins or copolymers. Resins (hereinafter collectively referred to as vinyl chloride resins) and other resins blended can also be used.
- Other monomers to be copolymerized with vinyl chloride include vinyl acetate, ethylene, propylene, maleate, methyl methacrylate, methacrylate, acrylate, higher vinyl ether, and the like. Alternatively, two or more kinds can be used in combination.
- resins to be blended with the vinyl chloride resin include ethylene-vinyl acetate copolymer resin, acrylonitrile-butadiene-styrene copolymer resin, acrylonitrile-butadiene copolymer resin, polyurethane resin, chlorinated polyurethane resin, and polymethacrylate. And the like. These can be used alone or as a blend of two or more.
- These synthetic resins are compounded with a tackifier, a coloring agent, and other various additives as required, in addition to a plasticizer and a stabilizer. It is only necessary to add the necessary amount of an additive that is transparent or translucent and can exhibit self-adhesion, and the type of resin used, the required transparency, and the self-adhesion Or, it is appropriately selected depending on the ease of the sheeting process.
- Examples of the sheeting method include a calendar method and an extrusion method.
- the thickness of the sheet of the present invention that can be obtained by such a method is preferably about 0.01 to 1 mm.
- plasticizer examples include phthalate plasticizers such as di-2-ethylhexyl phthalate (DOP :), diisononyl phthalate (DINP), and butylbenzyl phthalate (BBP); Phosphate ester plasticizers such as tricresyl phosphate (TCP), adipate plasticizers such as di-2-ethylhexyl adipate (DOA), sebacic esters such as di-2-ethylhexyl sebacate (DOS) Plasticizers, azelaic acid ester plasticizers such as di-2-ethylhexyl (D0Z), polyester plasticizers such as polypropylene adipate (PPA), epoxy plasticizers such as epoxidized soybean oil, Chlorinated aliphatic ester plasticizers such as paraffin chloride may be mentioned, and these may be used alone or in combination of two or more.
- phthalate plasticizers such as di-2-e
- Stabilizers include metal stones such as zinc stearate and soybean oil Epoxy compounds such as diphenyldecyl phosphite, and tin-based stabilizers such as dibutyltin dilaurate.These can be used alone or in combination of two or more. .
- the olefin resin is a synthetic resin composed of carbon atoms and hydrogen atoms, or these and oxygen atoms, such as polyethylene resin, polypropylene resin, polybutadiene resin, ethylene-propylene copolymer resin, and ethylene-1-butene.
- Copolymer resin ethylene-vinyl acetate copolymer resin, ethylene-methyl acrylate copolymer resin, ethylene-methyl methacrylate copolymer resin, styrene-butadiene-styrene block copolymer resin, and the like. Or a combination of two or more.
- These may contain various additives such as a tackifier and a coloring agent, if necessary.
- tackifier examples include rosins such as glycerin ester rosin and pentaerythritol ester rosin, modified rosins, terpene modified products such as terpene phenol, alkyl phenols, and phenol resins such as modified phenol. Can be used alone or in combination of two or more.
- the sheet of the present invention is transparent or translucent. If it is opaque, the inside of a window glass or the like to which the sheet of the present invention is adhered cannot be seen.
- the degree of transparency or translucency in the present invention may be such that the inside can be seen through after the sheet of the present invention is attached to a window glass or the like. What is necessary is just to be able to transmit about 0%.
- the above transparent or translucent self-adhesive synthetic resin sheet is provided with an infrared shielding function by an inorganic infrared shielding agent by providing an infrared shielding layer containing the infrared shielding agent on the surface of the sheet.
- a surface treatment such as an oxidation method or an irregularity method may be performed for the purpose of improving the adhesion to the infrared ray shielding layer.
- Examples of the oxidation method include corona discharge treatment, chromic acid treatment (wet method), flame treatment, hot air treatment, ozone irradiation treatment, and ultraviolet irradiation treatment.
- Examples of the unevenness method include a sand blast method and a solvent treatment method, and a corona discharge treatment method is preferable from the viewpoint of effects and operability.
- the infrared shielding function provided to the transparent or translucent self-adhesive synthetic resin sheet surface-treated as necessary as described above is due to the inorganic infrared shielding agent. Any agent can be used as long as it can transmit visible light and shield infrared rays, but from the viewpoints of availability, ease of handling, cost, etc. Infrared shielding agents are preferred.
- the rare earth metal-based infrared shielding agent may be any as long as it has a rare earth metal and effectively shields infrared rays, particularly near infrared rays. Specifically, Sc, ⁇ , La, Ce, P r, N d, P m, S m, E u, G d, T b, D y, H o, E r, T m, ⁇ b, Lu, etc.
- the rare earth metals may be used alone or in combination of two or more.
- the inorganic infrared shielding agent When the inorganic infrared shielding agent is provided with an infrared shielding function by forming an infrared shielding layer on the surface of the self-adhesive synthetic resin sheet, the inorganic infrared shielding agent may be used for the shielding agent or the infrared ray.
- the shielding layer and the self-adhesive synthetic resin sheet are dispersed in a solvent together with a synthetic resin that acts as a binder, and the dispersion is applied to a transparent or translucent self-adhesive synthetic resin sheet surface and dried.
- an infrared shielding layer may be used.
- Acrylic resin polyester resin, polyurethane resin, polyvinyl resin, synthetic rubber resin, cellulose resin, and the like can be used as the synthetic resin (hereinafter, referred to as a binder resin) having the binder function. Or a combination of two or more.
- solvent examples include toluene, xylene, methyl ethyl ketone, methyl isobutyl ketone, ethyl acetate, butyl acetate, cyclohexane, ethanol, isopropyl alcohol (IPA), and the like. These can be used alone or in combination of two or more.
- the content of the infrared shielding agent in the infrared shielding layer is too small; the infrared shielding effect cannot be imparted to the infrared shielding layer. Since it may peel off, 1 to 400 parts by weight, preferably 5 to 150 parts by weight, is suitable for 100 parts by weight of the binder resin.
- the layer thickness of the infrared shielding layer is suitably from 0.5 to 3 ⁇ , preferably from 1 to 1 ⁇ in the above-mentioned content of the infrared shielding agent.
- the visible light transmittance will be 60% or more, but there will be no difference between the visible light transmittance and sunlight transmittance, and the heat shielding effect will be reduced.
- the transmittance is lower than the visible light transmittance by 10% or more, the visible light transmittance is less than 60%, the transparency or translucency is reduced, and the sheet of the present invention is adhered. It is extremely difficult or impossible to see the inside of the rear.
- the infrared shielding layer in the present invention may contain various additives such as a coloring agent, an ultraviolet absorber, a light stabilizer, a dispersant, and a viscosity modifier, in addition to the binder resin.
- the coloring agent may be any coloring agent capable of coloring the binder resin.
- the amount of the coloring agent is such that the infrared shielding layer has a visible light transmittance of 60% or more and the solar transmittance of the same layer. It is important that the value is at least 10% lower than the visible light transmittance.
- the coating method of the infrared shielding layer is conventionally known, such as a roll coating method, a die coating method, a gravure coating method, a knife coating method, and a bar coating method, which are used when an appropriate layer is provided on a synthetic resin sheet. Any of the methods can be used.
- a protective layer for preventing the surface from being damaged and improving the bendability, a design layer for improving the design property, and the like can be provided.
- the infrared shielding function is provided by dispersing and containing an inorganic infrared shielding agent in a self-adhesive synthetic resin sheet
- the above-mentioned infrared shielding agent may be used.
- the content is preferably 1 to 10 g / m 2 per surface area of the sheet, and more preferably 3 to 8 in both cases of the vinyl chloride resin sheet and the olefin resin sheet.
- g Zm 2 When the amount is less than 1 g Z m 2, a visible light transmittance 6 0. / 0 or more, but there is no difference between visible light transmittance and solar transmittance, and the heat shielding effect is small.
- the solar radiation transmittance becomes lower than visible light transmittance by 10% or more, but the visible light transmittance becomes 60% or less, and there is a heat shielding effect, but it is transparent or semi-transparent. Brightness ⁇ It gets worse.
- the content of the infrared shielding agent is specifically exemplified as follows.
- 0.1 to 5% by weight of the ATO and 0.1 to 0.5% by weight of the rare earth metal infrared shielding agent are dispersed in the sheet, based on the total weight of the synthetic resin sheet.
- the required amount of the infrared shielding agent is added to the above-mentioned vinyl chloride resin or olefinic resin. May be blended with the above additives, kneaded, and then lysed by a calendaring method, an extrusion method, or any other suitable sheeting method.
- a protective layer for the purpose of preventing the surface from being scratched and improving the beveling property, or improving the design property is also used.
- a design layer or the like may be provided.
- the sheet of the present invention described in detail above can be stuck and released at any time depending on the purpose of use, timing of use, the state of the object to be stuck, the surface state of the sheet of the present invention, and the like.
- the heat shield can be effectively performed without deteriorating the product and product value, etc., and thus works well in the following applications.
- a composition having the composition shown in Fig. 1 was kneaded with a Banbury mixer, and then a 0.3 mm-thick self-adhesive vinyl chloride resin sheet was obtained with a calendar having a final mouth temperature of 175 mouths.
- Example 2 1 00 1 00 300 1 0
- Example 4 1 00 300 1 0
- Comparative Example 4 100 1 00 30 10 Binder resin: UV curable paint (trade name "F F—210 UV”) manufactured by Nippon Kako Paint Co., Ltd.
- Infrared ray shielding agent 1 A-O manufactured by Ishihara Techno Co. (trade name “SN-100P")
- Infrared ray shielding agent 2 Rare earth metal based infrared ray shielding agent (trade name “KH F-7” manufactured by Sumitomo Metal Mining Co., Ltd.) "), 2% infrared shielding component
- Comparative Example 4 An adhesive layer (thickness: 15 ⁇ ) made of a commercially available adhesive was provided. With respect to each of the sheets obtained in Examples and Comparative Examples, the visible light transmittance, the irradiating transmittance, and the detachability of the sheet from the object to be adhered were examined. The results are shown in Table 3. In addition, the visible light transmittance and the solar radiation transmittance were measured by a method specified in JIS A5759.
- the visible light Itoizumi transmittance was defined as o when it was 60% or more and X when it was 60% or less.
- the visible light Itoizumi transmittance and the solar radiation transmittance were defined as o for 10% or more and X for 1% or less.
- the detachability was evaluated as ⁇ when there was no residue on the glass plate when the one adhered to the glass plate was peeled off, and reattachable, and X when either or both could not be applied.
- Table 3 Visible light transmittance Visible light transmittance
- the visible light transmittance was defined as o when it was 60% or more, and as X when it was 60% or less.
- the visible light transmittance and the solar radiation transmittance were indicated by ⁇ when the transmittance was 10% or more, and X when the transmittance was 10% or less.
- Detachability was rated as “ ⁇ ” when the glass plate had no residue when it was adhered to the glass plate and could be re-attached, and “X” when either or both could not be applied.
- Type g Zm 2 transmittance Sunlight transmittance Example 5 Vinyl chloride 2 ⁇ ⁇ ⁇ Example 6 Vinyl chloride 5 ⁇ ⁇ ⁇ ⁇ Example 7 Vinyl chloride 8 ⁇ ⁇ ⁇ Example 8 years old Refin 5 ⁇ ⁇ ⁇ Comparative example 5 Vinyl chloride 0.5 ⁇ X ⁇ Comparative Example 6 Vinyl chloride 12 X ⁇ ⁇ Comparative Example 7 Vinyl chloride 5 ⁇ ⁇ X
- the sheet of the present invention has the following applicability.
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Laminated Bodies (AREA)
- Adhesive Tapes (AREA)
Abstract
Description
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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PCT/JP2004/002781 WO2005085378A1 (ja) | 2004-03-04 | 2004-03-04 | 熱遮蔽効果を持つ自己粘着性合成樹脂シート |
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PCT/JP2004/002781 WO2005085378A1 (ja) | 2004-03-04 | 2004-03-04 | 熱遮蔽効果を持つ自己粘着性合成樹脂シート |
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Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08281860A (ja) * | 1995-04-11 | 1996-10-29 | Sumitomo Osaka Cement Co Ltd | 熱線遮蔽フィルム |
JPH09156025A (ja) * | 1995-11-30 | 1997-06-17 | Toppan Printing Co Ltd | 赤外線遮蔽フィルム |
JPH09217044A (ja) * | 1996-02-08 | 1997-08-19 | Bitsukiman:Kk | 着脱自在シートおよび着脱自在フィルム |
JPH09316155A (ja) * | 1996-02-23 | 1997-12-09 | Basf Farben+Fasern Ag | ウレタン化されたポリエステル、その製造方法及びそれからなる水性塗料用の添加剤 |
JPH108010A (ja) * | 1996-06-28 | 1998-01-13 | Sumitomo Osaka Cement Co Ltd | 熱線遮蔽性粘着剤およびその製造方法、ならびに熱線遮蔽性透明シート |
JPH10193522A (ja) * | 1997-01-13 | 1998-07-28 | Mitsubishi Chem Corp | 近赤外線吸収性樹脂成形品 |
JP2000053931A (ja) * | 1998-08-12 | 2000-02-22 | Nitto Denko Corp | ガラスまたはセラミツク用の粘着シ―ト類 |
JP2000190430A (ja) * | 1998-10-21 | 2000-07-11 | Tomoegawa Paper Co Ltd | 赤外線カットオフフィルム |
US6261684B1 (en) * | 1997-12-17 | 2001-07-17 | Tomoegawa Paper Co., Ltd | Infrared-blocking transparent film |
-
2004
- 2004-03-04 WO PCT/JP2004/002781 patent/WO2005085378A1/ja active Application Filing
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08281860A (ja) * | 1995-04-11 | 1996-10-29 | Sumitomo Osaka Cement Co Ltd | 熱線遮蔽フィルム |
JPH09156025A (ja) * | 1995-11-30 | 1997-06-17 | Toppan Printing Co Ltd | 赤外線遮蔽フィルム |
JPH09217044A (ja) * | 1996-02-08 | 1997-08-19 | Bitsukiman:Kk | 着脱自在シートおよび着脱自在フィルム |
JPH09316155A (ja) * | 1996-02-23 | 1997-12-09 | Basf Farben+Fasern Ag | ウレタン化されたポリエステル、その製造方法及びそれからなる水性塗料用の添加剤 |
JPH108010A (ja) * | 1996-06-28 | 1998-01-13 | Sumitomo Osaka Cement Co Ltd | 熱線遮蔽性粘着剤およびその製造方法、ならびに熱線遮蔽性透明シート |
JPH10193522A (ja) * | 1997-01-13 | 1998-07-28 | Mitsubishi Chem Corp | 近赤外線吸収性樹脂成形品 |
US6261684B1 (en) * | 1997-12-17 | 2001-07-17 | Tomoegawa Paper Co., Ltd | Infrared-blocking transparent film |
JP2000053931A (ja) * | 1998-08-12 | 2000-02-22 | Nitto Denko Corp | ガラスまたはセラミツク用の粘着シ―ト類 |
JP2000190430A (ja) * | 1998-10-21 | 2000-07-11 | Tomoegawa Paper Co Ltd | 赤外線カットオフフィルム |
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