WO2006067964A1 - 熱プレス成形用離型ポリエステルフィルム - Google Patents
熱プレス成形用離型ポリエステルフィルム Download PDFInfo
- Publication number
- WO2006067964A1 WO2006067964A1 PCT/JP2005/022437 JP2005022437W WO2006067964A1 WO 2006067964 A1 WO2006067964 A1 WO 2006067964A1 JP 2005022437 W JP2005022437 W JP 2005022437W WO 2006067964 A1 WO2006067964 A1 WO 2006067964A1
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- WIPO (PCT)
- Prior art keywords
- release
- polyester film
- press molding
- hot press
- film
- 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.)
- Ceased
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/56—Coatings, e.g. enameled or galvanised; Releasing, lubricating or separating agents
- B29C33/68—Release sheets
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
- C08J7/043—Improving the adhesiveness of the coatings per se, e.g. forming primers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
- C08J7/056—Forming hydrophilic coatings
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/02—Apparatus or processes for manufacturing printed circuits in which the conductive material is applied to the surface of the insulating support and is thereafter removed from such areas of the surface which are not intended for current conducting or shielding
- H05K3/022—Processes for manufacturing precursors of printed circuits, i.e. copper-clad substrates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2067/00—Use of polyesters or derivatives thereof, as moulding material
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/03—Use of materials for the substrate
- H05K1/0393—Flexible materials
Definitions
- the present invention relates to a release polyester film for hot press molding, and more particularly to a release polyester film for hot press molding suitable for use in manufacturing a flexible printed wiring board (hereinafter abbreviated as FPC).
- FPC flexible printed wiring board
- This printed wiring board includes a single-sided printed wiring board, a double-sided printed wiring board, a multilayer printed wiring board, and a flexible printed wiring board.
- the field of application of multi-layer FPC is expanding in that they can be connected together and any conductor layers can be connected to each other and the leads of the electronic components to be mounted to any conductor layers.
- a heat-resistant resin film is used for insulation and circuit protection on an insulating substrate, for example, a flexible circuit board having a predetermined circuit on the surface of a polyimide resin film.
- Hot press molding such as attaching the coverlay with an adhesive or attaching a reinforcing plate to the connector, etc., is performed using a release film.
- it has releasability from the FPC, has the ability to prevent contamination of the conductor by sufficiently following the unevenness of the FPC, and has the ability to suppress the adhesive flow from the end face of the coverlay.
- this poly-4-methylpentene 1 has a high melting point of 235 ° C, it is carried out at about 180 ° C. Even in the formation of copper-clad laminates, it has excellent release properties and heat resistance, and is evaluated as a release film with few of the above-mentioned defects. However, in recent years, there has been a tendency for high-quality FPC to be demanded especially for increasing the wiring speed and improving the reliability. Copper-clad laminates used in the manufacture of such printed wiring boards have been The heating and pressurization conditions are severe, and the film with poly-4-methylpentene 1 alone may have insufficient rigidity.
- a three-layer laminated film in which an intermediate layer containing a polyolefin mixture such as polyethylene and polypropylene is provided as an upper layer and the lower layer as a lower layer. Proposed.
- Patent Document 1 Japanese Patent Application Laid-Open No. 57-70653
- Patent Document 2 Japanese Patent Publication No. 58-15952
- Patent Document 3 Japanese Patent Laid-Open No. 2000-263724
- Patent Document 4 Japanese Patent Laid-Open No. 2000-272055
- the present invention has been made in view of the above circumstances, and its purpose is to reduce the contamination during hot press molding, particularly during FPC production, and to provide sufficient releasability to prevent the protrusion of rosin. Grant Another object of the present invention is to provide a release polyester film for hot press molding.
- the gist of the present invention is a polyester film having a release layer on at least one surface, and the polyester film is used in a hot press step, and resides in a release polyester film for hot press molding, .
- the release polyester film for hot press molding of the present invention it is possible to provide a film having properties such as releasability, heat resistance and low contamination during hot press forming such as FPC. Industrial value is extremely high.
- the polyester film which is one of the constituent elements of the film of the present invention, may have a single layer structure or a laminated structure. Or it may be a multilayer having more than that, and is not particularly limited.
- the polyester used in the present invention may be a homopolyester or a copolymerized polyester.
- those obtained by polycondensation of aromatic dicarboxylic acid and aliphatic glycol are preferred.
- aromatic dicarboxylic acid include terephthalic acid and 2,6-naphthalenedicarboxylic acid.
- examples of the aliphatic glycol include ethylene glycol, diethylene glycol, and 1,4-cyclohexanedimethanol.
- Typical examples of the polyester include polyethylene terephthalate.
- examples of the dicarboxylic acid component of the copolyester include isophthalic acid, phthalic acid, terephthalic acid, 2,6-naphthalenedicarboxylic acid, adipic acid, sebacic acid, and oxycarboxylic acid (for example, P-oxybenzoic acid).
- the glycol component includes ethylene glycol, diethylene glycol, propylene glycol, butanediol, 4-cyclohexanedimethanol, neopentyl glycol. 1 type or 2 types or more, etc. are mentioned. In any case, what is polyester in the present invention?
- 60 mole 0/0 or more preferably refers to a polyester 80 mole 0/0 or more is polyethylene terephthalate is ethylene terephthalate units.
- particles are preferably blended for the main purpose of imparting slipperiness.
- the type of particles to be blended is not particularly limited as long as it is a particle capable of imparting slipperiness.
- Specific examples include silica, calcium carbonate, magnesium carbonate, barium carbonate, calcium sulfate, calcium phosphate, and magnesium phosphate.
- examples thereof include particles of sulfur, kaolin, acid aluminum, and acid titanium.
- the heat-resistant organic particles described in JP-B-59-5216 and JP-A-59-217755 may be used.
- examples of other heat-resistant organic particles include thermosetting urea resin, thermosetting phenol resin, thermosetting epoxy resin, benzoguanamine resin, and the like.
- precipitated particles obtained by precipitating and finely dispersing a part of a metal compound such as a catalyst during the polyester production process can also be used.
- the shape of the particles to be used is not particularly limited, and any of a spherical shape, a block shape, a rod shape, a flat shape and the like may be used. There are no particular restrictions on the hardness, specific gravity, color, etc. These series of particles may be used in combination of two or more if necessary.
- the average particle size of the particles used is usually in the range of 0.01 to 5 ⁇ m, preferably 0.01 to 3 ⁇ m. If the average particle size is less than 0.01 m, the particles may agglomerate and dispersibility may be insufficient.On the other hand, if the average particle size exceeds 5 m, the surface roughness of the film becomes too rough. In some cases, problems may occur when various surface functional layers are applied in the subsequent process.
- the content of particles in the polyester layer is usually in the range of 0.001 to 5% by weight, preferably 0.05 to 3% by weight. If the particle content is less than 0.001% by weight, the slipperiness of the film may be insufficient. On the other hand, if it exceeds 5% by weight, the transparency of the film is insufficient. There are cases.
- the method for adding particles to the polyester layer is not particularly limited, and a conventionally known method can be employed.
- the power that can be added at any stage in the production of the polyester constituting each layer preferably esterification or transesterification. It is better to add after completion.
- a method of blending a slurry of particles dispersed in ethylene glycol or water with a vented kneading extruder and a polyester raw material or a method of blending dried particles and a polyester raw material using a kneading extruder. It is performed by the method of blending.
- the thickness of the polyester film in the present invention is not particularly limited as long as it can be formed as a film, but it is said to be deformable, strong and avoid the occurrence of shear curl during hot press molding. From the viewpoint, it is usually in the range of 5 to 500 m, preferably 10 to 200 m.
- the power for specifically explaining the production examples of the polyester film in the present invention is not limited to the following production examples. That is, a method of using the polyester raw material described above and obtaining a non-stretched sheet by cooling and solidifying the molten sheet extruded with a die force with a cooling roll is preferable. In this case, in order to improve the flatness of the sheet, it is necessary to improve the adhesion between the sheet and the rotating cooling drum, and the electrostatic application adhesion method and the Z or liquid coating adhesion method are preferably employed. In order to improve heat resistance and hot press formability, the obtained unstretched sheet is preferably stretched in a uniaxial direction or a biaxial direction.
- the unstretched sheet is stretched in one direction by a roll or tenter type stretching machine.
- the stretching temperature is usually 70 to 120 ° C, preferably 80 to 110 ° C, and the stretching ratio is usually 2.5 to 7 times, preferably 3.0 to 6 times.
- the force for stretching in the direction perpendicular to the first stretching direction is usually 70 to 170 ° C, and the stretching ratio is usually 3.0 to 7 times, preferably 3.5 to 6 times. It is.
- heat treatment is performed at a temperature of 180 to 270 ° C. under tension or under relaxation within 30% to obtain a biaxially oriented film.
- a method in which stretching in one direction is performed in two or more stages can be employed. In that case, it is preferable to carry out so that the draw ratios in the two directions finally fall within the above ranges.
- the simultaneous biaxial stretching method is a method in which the above-mentioned unstretched sheet is stretched and oriented in the machine direction and the width direction at the same time, usually at a temperature of 70 to 120 ° C, preferably 80 to 110 ° C.
- the magnification is 4 to 50 times, preferably 7 to 35 times, more preferably 10 to 25 times in terms of area magnification.
- heat treatment is performed at a temperature of 170 to 250 ° C. under tension or relaxation within 30% to obtain a stretched oriented film.
- a conventionally known stretching method such as a screw method, a pantograph method, or a linear one-drive method can be employed.
- a so-called in-line coating can be applied in which the film surface is treated during the above-described stretching process of the polyester film.
- a release layer is provided on a polyester film by in-line coating, it can be applied at the same time as stretching, and the thickness of the release layer can be changed depending on the stretch ratio. Therefore, it is suitable as a polyester film.
- a film can be manufactured.
- the release layer it may be provided on the polyester film by the in-line coating described above, and both may be adopted by applying so-called off-line coating on the manufactured film outside the system. You may use together. Note that in-line coating is preferred because it can be manufactured at low cost.
- the in-line coating is not limited to the following, but for example, in the sequential biaxial stretching, the coating treatment can be performed particularly before the transverse stretching after the longitudinal stretching is finished.
- the release layer is provided on the polyester film by in-line coating, it becomes possible to apply the film simultaneously with the film formation, and the release layer can be treated at a high temperature, and a film suitable as a polyester film can be produced.
- Examples of the release agent used in the release layer include a long-chain alkyl compound, a fluorinated acryl resin, silicone, and wax. These compounds may be used in combination. Among these, fluorine-based acrylic resin is preferable because of its excellent heat resistance and appropriate releasability.
- the content of the release agent in the release layer is usually 10 to 90 wt%, preferably 20 to 80 wt%. %. If the release agent content is too high, the contamination during molding may increase. If the release agent content is too low, the release property may not be fully demonstrated.
- hydrophilic compound examples include quaternary ammonium salt-containing resin, polyvinyl alcohol, polybulamine, polyethyleneimine, and amino group-containing acrylic resin.
- quaternary ammonium salt-containing rosin and polybutyl alcohol which have excellent uniformity on the coated surface, are preferred.
- the content of the hydrophilic compound in the release layer is usually 5 to 90% by weight, preferably 10 to 70% by weight. If the content of the hydrophilic compound is too large, the releasability may not be sufficiently exerted, and if the content of the hydrophilic compound is too small, the adhesiveness is sufficient, In some cases, contamination during press molding cannot be reduced.
- a binder polymer can be used in combination in the release layer on the polyester film in order to improve the adhesion between the polyester film and the release layer.
- the "binder polymer” used in the present invention is a gel permeation chromatography according to a polymer compound safety evaluation flow scheme (sponsored by the Chemical Substances Council in November 1985). It is defined as a polymer compound having a number average molecular weight (Mn) of 1000 or more by (GPC) measurement and having a film-forming property.
- Noinder polymer examples include polyester resin, acrylic resin, urethane resin, polyvinyl (poly salt butyl, salt vinyl vinyl acetate copolymer, etc.), polyalkylene glycol, polyalkylene. Imine, methylcellulose, starches and the like.
- a crosslinking agent may be used in combination as long as the gist of the present invention is not impaired.
- Specific examples include urea-based, melamine-based, guanamine-based, Examples include acrylamide-based, polyamide-based compounds, oxazoline compounds, epoxy compounds, aziridin compounds, block polyisocyanates, and silane coupling agents. These cross-linking components may be pre-bonded with the Noinder polymer.
- Examples of the material that may contain inert particles for the purpose of improving the adhesion and slipperiness of the release layer include silica, alumina, kaolin, calcium carbonate, titanium oxide, and organic particles. It is done.
- the antifoaming agent may be contained.
- a release polyester is prepared by applying a coating solution prepared as a solution or dispersion containing the above-described series of compounds on a polyester film so that the solid content concentration is about 0.1 to 50% by weight. I prefer to produce films!
- a coating solution prepared as an aqueous solution or aqueous dispersion containing the above-described series of compounds is applied onto a polyester film so that the solid content concentration is about 0.1 to 50% by weight. It is preferable to produce a release polyester film by coating.
- a small amount of an organic solvent may be contained in the coating solution for the purpose of improving the dispersibility in water, improving the film forming property, and the like within the range not impairing the gist of the present invention. Only one type of organic solvent may be used, or two or more types may be used as appropriate.
- the coating amount (after drying) of the release layer provided on the polyester film is not limited, but is usually 0.005 to lgZm 2 , preferably 0.005-0. it is in the range of 5gZm 2. If the coating amount is less than 0.005 gZm 2 , the coating thickness uniformity may be insufficient. On the other hand, if it is applied in excess of lgZm 2 , it may cause problems such as slippage.
- a conventionally known coating method such as reverse gravure coating, direct gravure coating, roll coating, die coating, bar coating, curtain coating, or the like can be used.
- the coating method is described in “Coating Method” by Yuji Harasaki (published in 1979).
- the drying and curing conditions for forming the release layer on the polyester film are not particularly limited.
- heat treatment is performed at 80 to 200 ° C for 3 to 40 seconds, preferably at 100 to 180 ° C for 3 to 40 seconds.
- heat treatment is usually performed at 70 to 280 ° C for 3 to 200 seconds.
- polyester film constituting the release polyester film in the present invention may be subjected to surface treatment such as corona treatment or plasma treatment in advance.
- the thermal shrinkage of the polyester film on which the release layer is laminated is usually 5% or less, preferably 3% or less under the condition of 180 ° C-5 minutes. If the thermal shrinkage rate exceeds 5% under the above conditions, it may not be possible to sufficiently follow the irregularities such as FPC during hot press molding, or a wrinkle may occur.
- the peel strength of the polyester film with the release layer laminated on the adhesive tape is usually 2000 mNZcm or less, preferably 1700 mNZcm or less. If the peeling force exceeds 2000mNZcm, the release property from the film such as coverlay may deteriorate during hot press molding, or the FPC may be contaminated.
- the lower limit of peel force is usually lOONZcm. If the lower limit of the peeling force is too low, the tackiness may not be sufficient, and the contamination during hot press molding may not be reduced.
- the water contact angle of the release polyester film for hot press molding of the present invention is usually 80 ° or more, preferably 100 to 120 °. If the water droplet contact angle force is less than 3 ⁇ 40 °, the desired releasability may not be achieved.
- a hot press molding method using the release polyester film for hot press molding of the present invention a sheet is usually heated and softened in a heating furnace, and pressed (air pressure, hydraulic pressure) with a concavo-convex mold between the soft sheets. A predetermined shape is obtained.
- FPC using the release polyester film for hot press molding of the present invention for the coverlay press laminate
- the release film ZFPC or the present The release film ZFPCZ of the present invention is a structure in which the release films of the present invention are stacked in this order, and using a known hot press molding apparatus under known conditions (for example, 150 ° C, under a pressure of 30 kgZcm 2 ), After heating and pressurization, post-cure.
- a known hot press molding apparatus under known conditions (for example, 150 ° C, under a pressure of 30 kgZcm 2 ), After heating and pressurization, post-cure.
- Example [0052] Hereinafter, the present invention will be described in more detail with reference to examples. However, the present invention is not limited to the following examples as long as the gist thereof is not exceeded.
- the measurement method used in the present invention is as follows.
- the average particle size was defined as 50% integrated (weight basis) in an equivalent spherical distribution measured using a centrifugal sedimentation type particle size distribution analyzer (SA-CP3 type, manufactured by Shimadzu Corporation).
- the polyester film was cut into 15 mm x 15 mm, the 10 x 10 mm portion was marked, and heat-treated in a hot air circulation oven at 180 ° C for 5 minutes without tension.
- the marking interval before heat treatment: a and the marking interval after heat treatment: b were measured, and the thermal contraction rate was determined by the following formula (1).
- peeling force was measured by using a tensile tester (“Intesco Model 2 001” manufactured by Intesco Corporation), peeling at 180 ° under a condition of a tensile speed of 300 mmZ, and measuring the peeling force.
- release polyester film Using a multi-stage press machine, release polyester film, FPC (FPC for hard disk), release polyester film are stacked in this order, pressurizing at 150 ° C, 30kgZcm 2 for 60 minutes, easy release from FPC
- FPC FPC for hard disk
- release polyester film are stacked in this order, pressurizing at 150 ° C, 30kgZcm 2 for 60 minutes, easy release from FPC
- questions regarding proper processing such as poor releasability and tearing of the film
- the case where there was a title was evaluated as X.
- Polyesters used in Examples and Comparative Examples were prepared as follows.
- Examples of compounds constituting the release layer are as follows.
- Methyl methacrylate 20 ⁇ 0 g, Dodecyl mercaptan 0 ⁇ 8 g, Deoxygenated pure water 354 ⁇ 7 g, Acetone 40.
- Og and CHCH 0 (CH CH O) H (n 8) 3
- Add 50 g of decaglycerin monooleate surfactant and 10 g of 48% aqueous solution of potassium hydroxide and potassium hydroxide replace with nitrogen, seal, and stir at 150 ° C for 1 hour at high speed, then cool to 130 ° C and high pressure
- a homogenizer was passed under 400 atm and cooled to 40 ° C to obtain a wax emenoresion.
- a homopolymer of diallyldimethylammonium chloride was used.
- the manufactured polyethylene terephthalate was dried at 180 ° C for 4 hours in an inert gas atmosphere, melted at 290 ° C by a melt extruder, the die force was also extruded, and the electrostatic force adhesion method was used.
- the sheet was cooled and solidified on a cooling roll set at a surface temperature of 40 ° C. to obtain an unstretched sheet.
- the obtained unstretched sheet was longitudinally stretched 3.6 times at 95 ° C. After coating this film with a mixture of 55:25:20 urea copolymer of long chain alkyl compound: quaternary ammonium salt: hexamethoxymethylmelamine in a ratio of 55:25:20, it was applied to the tenter.
- Example 2 In the same manner as in Example 1, a solution prepared by mixing a urea copolymer of fluorine-based acrylic resin: quaternary ammonium salt: hexamethoxymethyl melamine in a ratio of 50:30:20 was applied. A 38 m thick polyester film provided with a release layer having an amount of 0. OlgZm 2 was obtained. As shown in Table 1, the completed release polyester film had good releasability from FPC with low peel strength, and was free from wrinkles.
- Example 2 In the same manner as in Example 1, a solution prepared by mixing a urea copolymer of fluorine-based acrylic resin: quaternary ammonium salt: hexamethoxymethyl melamine in a ratio of 50:30:20 was applied. A polyester film having a thickness of 38 m and having a release layer having an amount of 0.02 gZm 2 was obtained. As shown in Table 1, the completed release polyester film had good releasability from FPC with low peel strength, and was free from wrinkles.
- Example 2 In the same manner as in Example 1, a solution prepared by mixing a urea copolymer of wax: quaternary ammonium salt: hexamethoxymethylmelamine in a ratio of 75:10:15 was applied, and the coating amount was A polyester film having a thickness of 38 ⁇ m and having a release layer of 0.02 g Zm 2 was obtained. As shown in Table 1, the completed release polyester film had good releasability from FPC with low peel strength, and it was good with no occurrence of wrinkles.
- Example 5 In the same manner as in Example 1, a liquid prepared by mixing a urea copolymer of fluorine-based acrylic resin: polybulal alcohol: hexamethoxymethylmelamine in a ratio of 45:35:20 was applied, and the coating amount was 0. A polyester film having a thickness of 38 m and having a release layer of OlgZm 2 was obtained. As shown in Table 1, the completed release polyester film had good releasability from FPC with low peel strength, and was free from wrinkles.
- polyester film having no release layer “Diafoil (registered trademark) T100-38” manufactured by Mitsubishi Chemical Polyester Film Co., Ltd. was used.
- a polyester film was obtained in the same manner as in Example 1 except that it had no release layer in Example 1.
- the appearance of the polyester film that came out after hot pressing was good, but it was not releasable from FPC. That is, the polyester film adhered to the FPC, and the polyester film was torn if it was forcibly removed.
- the release polyester film for hot press molding of the present invention is excellent in release properties and heat resistance, and therefore can be suitably used particularly for the production of flexible printed wiring boards.
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- Chemical Kinetics & Catalysis (AREA)
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- Polymers & Plastics (AREA)
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Abstract
Description
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Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004-369164 | 2004-12-21 | ||
| JP2004369164A JP2006175637A (ja) | 2004-12-21 | 2004-12-21 | 熱プレス成型用離型ポリエステルフィルム |
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| Publication Number | Publication Date |
|---|---|
| WO2006067964A1 true WO2006067964A1 (ja) | 2006-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| PCT/JP2005/022437 Ceased WO2006067964A1 (ja) | 2004-12-21 | 2005-12-07 | 熱プレス成形用離型ポリエステルフィルム |
Country Status (2)
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| JP (1) | JP2006175637A (ja) |
| WO (1) | WO2006067964A1 (ja) |
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|---|---|---|---|---|
| WO2008001682A1 (fr) * | 2006-06-27 | 2008-01-03 | Mitsui Chemicals, Inc. | Film et film de démoulage |
| US20200367321A1 (en) * | 2017-09-11 | 2020-11-19 | Neturen Co., Ltd. | Direct resistance heating apparatus, direct resistance heating method, heating apparatus, heating method, and hot-press molding method |
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|---|---|---|---|---|
| JP4805807B2 (ja) * | 2006-12-31 | 2011-11-02 | 三菱樹脂株式会社 | 熱プレス成型用離型ポリエステルフィルム |
| JP4805806B2 (ja) * | 2006-12-31 | 2011-11-02 | 三菱樹脂株式会社 | 熱プレス成型用離型ポリエステルフィルム |
| US8996376B2 (en) | 2008-04-05 | 2015-03-31 | Apple Inc. | Intelligent text-to-speech conversion |
| JP5495609B2 (ja) * | 2009-04-16 | 2014-05-21 | 三菱樹脂株式会社 | 離型フィルム |
| WO2017169654A1 (ja) * | 2016-03-30 | 2017-10-05 | 住友ベークライト株式会社 | 離型フィルムおよび成型品の製造方法 |
| JP2023101143A (ja) * | 2022-01-07 | 2023-07-20 | 住友ベークライト株式会社 | 離型フィルム |
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| JP2004091777A (ja) * | 2002-08-12 | 2004-03-25 | Mitsubishi Chemicals Corp | 離型剤および離型フィルム |
| JP2004114620A (ja) * | 2002-09-27 | 2004-04-15 | Nof Corp | 離型用コーティング剤及び離型フィルム |
-
2004
- 2004-12-21 JP JP2004369164A patent/JP2006175637A/ja active Pending
-
2005
- 2005-12-07 WO PCT/JP2005/022437 patent/WO2006067964A1/ja not_active Ceased
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| JPH0386778A (ja) * | 1989-08-31 | 1991-04-11 | Nippon Shokubai Kagaku Kogyo Co Ltd | 水性剥離剤およびその製造方法 |
| JPH1044338A (ja) * | 1996-07-31 | 1998-02-17 | Matsushita Electric Works Ltd | 電気用積層板 |
| JP3038600U (ja) * | 1996-12-10 | 1997-06-20 | 株式会社東京セロレーベル | 離型フィルム |
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| JP2004042318A (ja) * | 2002-07-09 | 2004-02-12 | Mitsubishi Polyester Film Copp | 二軸配向ポリエステルフィルム |
| JP2004091777A (ja) * | 2002-08-12 | 2004-03-25 | Mitsubishi Chemicals Corp | 離型剤および離型フィルム |
| JP2004114620A (ja) * | 2002-09-27 | 2004-04-15 | Nof Corp | 離型用コーティング剤及び離型フィルム |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008001682A1 (fr) * | 2006-06-27 | 2008-01-03 | Mitsui Chemicals, Inc. | Film et film de démoulage |
| CN101479327B (zh) * | 2006-06-27 | 2012-05-30 | 三井化学株式会社 | 膜及脱模膜 |
| JP5180826B2 (ja) * | 2006-06-27 | 2013-04-10 | 三井化学株式会社 | フィルム及び離型フィルム |
| US20200367321A1 (en) * | 2017-09-11 | 2020-11-19 | Neturen Co., Ltd. | Direct resistance heating apparatus, direct resistance heating method, heating apparatus, heating method, and hot-press molding method |
| US12048070B2 (en) * | 2017-09-11 | 2024-07-23 | Neturen Co., Ltd. | Direct resistance heating apparatus, direct resistance heating method, heating apparatus, heating method, and hot-press molding method |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2006175637A (ja) | 2006-07-06 |
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