WO2003070812A1 - Procede de prevention d'electricite statique et son procede d'utilisation - Google Patents
Procede de prevention d'electricite statique et son procede d'utilisation Download PDFInfo
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- WO2003070812A1 WO2003070812A1 PCT/JP2003/001713 JP0301713W WO03070812A1 WO 2003070812 A1 WO2003070812 A1 WO 2003070812A1 JP 0301713 W JP0301713 W JP 0301713W WO 03070812 A1 WO03070812 A1 WO 03070812A1
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- WIPO (PCT)
- Prior art keywords
- resin
- static electricity
- resin compositions
- film
- adhesive
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Classifications
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- 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
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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
- B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
- B29C71/0081—After-treatment of articles without altering their shape; Apparatus therefor using an electric field, e.g. for electrostatic charging
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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
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/88—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts characterised primarily by possessing specific properties, e.g. electrically conductive or locally reinforced
- B29C70/882—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts characterised primarily by possessing specific properties, e.g. electrically conductive or locally reinforced partly or totally electrically conductive, e.g. for EMI shielding
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- 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
- B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
- B29K2995/0003—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular electrical or magnetic properties, e.g. piezoelectric
- B29K2995/0005—Conductive
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- 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
- C08J2433/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers
- C08J2433/04—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers esters
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- 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
- C08J2483/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen, or carbon only; Derivatives of such polymers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
- Y10T156/10—Methods of surface bonding and/or assembly therefor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
- Y10T156/10—Methods of surface bonding and/or assembly therefor
- Y10T156/1089—Methods of surface bonding and/or assembly therefor of discrete laminae to single face of additional lamina
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
- Y10T156/10—Methods of surface bonding and/or assembly therefor
- Y10T156/1089—Methods of surface bonding and/or assembly therefor of discrete laminae to single face of additional lamina
- Y10T156/1092—All laminae planar and face to face
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24802—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
- Y10T428/2495—Thickness [relative or absolute]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
- Y10T428/2495—Thickness [relative or absolute]
- Y10T428/24959—Thickness [relative or absolute] of adhesive layers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
- Y10T428/2495—Thickness [relative or absolute]
- Y10T428/24967—Absolute thicknesses specified
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
- Y10T428/2495—Thickness [relative or absolute]
- Y10T428/24967—Absolute thicknesses specified
- Y10T428/24975—No layer or component greater than 5 mils thick
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
- Y10T428/24983—Hardness
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
- Y10T428/24992—Density or compression of components
Definitions
- the present invention relates to an antistatic method and a member using the same.
- an electronic component packaging container for example, there is an embossed carrier type taping in which electronic components are stored in an embossed portion of a carrier tape, and are heat-sealed and sealed so as to cover the embossed portion with a cover material (cover tape).
- an embossed carrier type taping in which electronic components are stored in an embossed portion of a carrier tape, and are heat-sealed and sealed so as to cover the embossed portion with a cover material (cover tape).
- cover material cover tape
- containers such as magazines, trays, and bags.
- Static electricity has the danger of deteriorating and destroying electronic components.
- a surface protection film is attached to the liquid crystal display panel in the manufacturing process. Static electricity is generated when the surface protection film is peeled off from the liquid crystal display panel surface. Static electricity causes problems such as adhesion of dust and the like to the surface to cause poor appearance, abnormal display, malfunction of a display device, or electrostatic breakdown of a driving element.
- Japanese Patent Application Laid-Open Nos. H8-2465932, H09-2267449, and H11-256-115 disclose that at least one surface of a resin film has an alkali metal ion and a quaternary ammonium ion.
- a method is described in which an antistatic treatment using an antistatic agent such as a pumium salt or a metal oxide is used as a member layer constituting an adhesive tape.
- Japanese Patent Application Laid-Open No. 6-83267 discloses a method of kneading a conductive agent into the adhesive layer itself. Each of these methods does not suppress the generated static electricity, but rather releases and attenuates the generated static electricity quickly to prevent static electricity damage. Disclosure of the invention
- the present inventor paid attention to the fact that it is important to suppress the generation of static electricity itself in order to prevent a failure due to static electricity, and obtained the following knowledge. That is, by providing a plurality of resin compositions having different charging train orders on the surface, generation of static electricity can be prevented, and a member having a plurality of resin compositions having different charging train orders on the surface is further provided thereon. The generation of static electricity can be suppressed even when handling an object such as an electronic component, and the failure of the electronic component due to the static electricity can be prevented.
- the present invention has the following gist.
- a method for preventing static electricity which comprises providing a plurality of resin compositions having different charging sequence on a surface of a member.
- the plurality of resin compositions having different charging sequence ranks comprise a plurality of resin compositions comprising a substance which is charged to the plus side and a thing which is charged to the minus side of the object to be controlled. Antistatic method.
- FIG. 1 is a schematic diagram of a peeling charge amount measuring device. The meaning of each code is as follows. 1, adherend 2, measuring device 3, observation window
- Charging trains are listed in the order of positive and negative polarities based on the charge generated when two objects are rubbed, and are one of the means to grasp the electrical characteristics of various objects.
- the following are known charging sequences of main resins used as main agents such as adhesives and printing inks.
- a resin composition is a composition containing a resin as a main component.
- a resin for example, there are adhesives, adhesives, printing inks, and paints.
- the pressure-sensitive adhesive for example, known pressure-sensitive adhesives such as a solvent type, an emulsion type, a hot melt type, and a reactive type can be used.
- the printing ink a commercially available ink having a binder resin such as a vinyl resin, a polyurethane resin, a polyacrylic resin, or a polyester resin can be used.
- the plurality of resin compositions having different charging sequence ranks means two or more, preferably two or three types of resin compositions, and the plurality of types of resins having different charging sequence ranks are one composition. It also includes the case where it is contained in an object.
- the resin composition is applied to the surface of a sheet or film member by a screen method, a gravure method, a mesh method, or the like. Can be achieved.
- printing inks apply the printing ink to sheets, films, and molded products by spraying, bar coating, dough coating, roll coating, screen, gravure, mesh, etc.
- the thickness of the layer of the resin composition is not particularly limited and can be adjusted to a thickness according to the purpose, but is usually preferably 0.1 to 10 m, particularly preferably 5 to 5 m. , 0 0 0 m are selected.
- the method of providing the plurality of resin compositions having different charging column orders on the member can be any pattern. For example, a stripe shape, a dot shape, a mesh shape, and the like can be given. However, the coating is not limited thereto, and a random shape can be applied. For example, by applying a resin composition to the entire surface of a member and applying a resin composition of a different charging sequence in a striped, dot-like, or mesh-like shape thereon, a plurality of resins having different charging sequence ranks can also be obtained. A composition can be provided.
- resin compositions having different charging sequences it is preferable to use resin compositions having a charge amount of preferably at least 0.1 nC, particularly preferably at least 0.5 nC.
- a charge amount of preferably at least 0.1 nC, particularly preferably at least 0.5 nC For example, on the slope set at an angle of 20 degrees using the charge measuring device of TriboelectricCharge Generation Test System Model 705, electro-tech system, inc ⁇ earth power S
- the resin compositions having different charging sequences in the present invention include those charged on the plus side and those charged on the minus side from the object to be prevented. It is preferable to use them in combination.
- the member examples include a sheet, a film, and a molded product having a thickness of preferably 0.1 to 100,000 m.
- a plurality of resin compositions having different charging sequence ranks can be provided on these surfaces. It can be configured to be coated with an adhesive or printing ink. Two or more types of resin compositions can be extruded by a co-extrusion method, and a plurality of resin compositions having different charging sequences can be provided on the surface. It may be formed into a molded product by thermoforming a sheet having antistatic performance. In the present invention, it is preferable to provide a plurality of resin compositions having different charging sequences on the surface of a member using a resin that easily generates static electricity.
- the resin of the member is not limited at all, but a resin having a different charging sequence from the resin composition provided on the surface of the member is preferable.
- a resin having a different charging sequence from the resin composition provided on the surface of the member is preferable.
- polystyrene, polyolefin, polyester, polycarbonate, acrylic resin, polyamide, polyurethane, polyvinyl chloride, epoxy resin, phenol resin, modified products of these resins, or those obtained by mixing or alloying them Can be used. Any of these can be used as they are commercially available.
- These resins can be used alone or as a mixture of two or more. Further, other additives may be mixed.
- a plurality of resin compositions having different charging sequence order for example, If the resin composition is provided by means of painting or printing and is adhered or transferred onto the surface of the molded product, a plurality of resin compositions having different charging sequence can be provided on the surface of the molded product.
- molded articles include a carrier tape for transporting semiconductors, a tray for transporting semiconductors, a container for transporting LCD modules, a container for transporting PDP modules, a container for transporting circuit boards, a container for transporting mounting boards, and a hard disk drive. There are containers for transporting disks and trays for transporting hard disk heads.
- Parts used to transport paper inside the printer, parts that come into contact with paper inside the printer, copies — Parts used to transport paper inside the machine, and parts that come into contact with paper inside the copier are easily charged with static electricity.
- the method for suppressing static electricity of the present invention can be used. It is used to prevent dust and dirt from being attracted to the surface by electrification.
- the housing of a television, the housing of a CRT, the housing of a personal computer, the housing of a pudding, the housing of a copy machine, etc. is there. It can be used for the purpose of preventing dust from being attracted by static electricity and blackened. It can be used for the purpose of preventing dust and dust from being adsorbed by being charged.
- a plurality of resin compositions having different charging column orders are provided on the surface of a sheet or a film using, for example, a method such as painting or printing, and the resin compositions are provided on the surface of a molded product by sticking or the like. And those provided by transfer. Further, instead of such a method, a method in which a plurality of resin compositions having different electrification sequences are directly provided on the surface of a molded product by means of, for example, painting or printing may be employed.
- a plurality of pressure-sensitive adhesives made of resin compositions having different charging sequence ranks are applied to the surface of the sheet or film.
- this method there is one which aims at suppressing peeling electrification generated when these pressure-sensitive adhesive sheets and pressure-sensitive adhesive films are peeled off.
- it is used to protect optical components used in dicing tape, back-grind tape, and LCD modules.
- Various protective films, etc. Prevents parts from being damaged by peeling electrification generated when peeling adhesive sheets and adhesive tapes.
- Other applications of adhesive sheets and adhesive tapes include protective sheets and protective films used to prevent the surfaces of metal plates, decorative plywood, plastic plates and various products from being damaged or stained.
- a curing sheet and a curing tape used for the purpose of preventing a part that does not need to be painted when painting the outer wall of a house or metal, etc.
- these pressure-sensitive adhesive sheets and pressure-sensitive adhesive tapes are peeled off to achieve their intended purpose, they can be prevented from clinging to the hands of workers and surrounding members due to the generated discharge charges.
- a plurality of resin compositions having different charging sequence ranks are provided on the surface of a sheet or a film using, for example, means such as painting and printing, and the resin compositions are adhered to the surface of a molded product.
- a plurality of resin compositions having different charging sequences can be provided on the surface of a molded or transferred product, or directly on the surface of a molded product by means of, for example, painting or printing.
- An example of an application to which this is applied is electrostatic attraction.
- dust and dirt present in the gas that is applied to an air filter and passes through the filter is charged and absorbed, or applied to a signboard or the like and rubbed with paper or film, etc., and charged to charge.
- it may be pasted on a notice board.
- PET-SL 38-m-thick polyester-based film
- Adhesive solution obtained by mixing 0.9 parts by weight of curing agent (Toray Dow Corning Silicone Co., Ltd., NC 25) with 100 parts by weight was applied by Barco overnight to form a strip having a width of 5 mm. The thickness after drying at 100 ° C. for 2 minutes was about 10 m.
- an acrylic adhesive (Soken Chemical Co., Ltd., SK Dyne 1473H, charge amount for TAC film: 19.6 nC) 100 parts by weight of a curing agent (Nippon Polyurethane Industry Co., Ltd.) The Coronate L-145) 3.0 part by weight mixed adhesive solution was applied to the same adhesive with a 5 mm width by means of Birco overnight so as not to cover the previously applied adhesive. It was applied in a strip shape. The thickness after drying at 100 ° C. for 1 minute was about 10 m. (Example 2)
- the impact-resistant polystyrene resin was extruded from a single-layer T-die having a width of 300 mm and cooled by a three-hole cooling method using a cooling-hole method. A product was obtained.
- a gravure cup on the sheet surface a polyvinylidene fluoride / acrylic (7-3) copolymer resin (charge amount for Teflon cylinder: 0.0 OnC) and an acrylic resin (charge amount for Teflon cylinder) : Two types of printing inks with different compositions, each consisting of 1.8 nC), were applied at regular intervals of 5 mm so as to form stripes.
- the sheet having a coating film on the surface obtained in Example 2 was slit into a width of 8 mm, and a guide hole was punched out and compression molded to obtain a carrier tape.
- Acrylic adhesive (SK-Dyne 147 3H, manufactured by Soken Chemical Co., Ltd.) 100 weight on a 38 m thick polyester film (PE-SL made by Teijin DuPont Films)
- the adhesive solution mixed with 1.0 part by weight of a curing agent (manufactured by Nippon Polyurethane Industry Co., Ltd., Coronet L-45) was applied to Barco overnight. Dried at 100 ° C for 2 minutes. The thickness of the adhesive layer was about 10 m.
- Example 1 and Comparative Example 1 As an evaluation of the antistatic performance of the pressure-sensitive adhesive tapes obtained in Example 1 and Comparative Example 1, using the apparatus shown in FIG. 1, an adherend (each having a thickness of 50 z ⁇ m, a TAC (triacetyl cellulose) film, The amount of static electricity (hereinafter referred to as “peeling charge amount”) when the adhesive tape was peeled from a PET (polyethylene terephthalate) film or a PE (polyethylene) film) was measured.
- peeleling charge amount The amount of static electricity (hereinafter referred to as “peeling charge amount”) when the adhesive tape was peeled from a PET (polyethylene terephthalate) film or a PE (polyethylene) film) was measured.
- the adherend 1 is placed on a metal plate 4 and fastened by fasteners 13 to prevent the adherend 1 from moving.
- the metal plate 4 preferably has an area larger than the adherend. This is to improve the measurement accuracy by capturing all the lines of electric force generated by the peeling charging on the side of the adherend 1 in contact with the metal plate 4.
- the conductor 5 connects the metal plate 4 and the measuring probe 7 of the coulomb meter 6 which is a device for measuring the amount of electric charge.
- Coulombe-Evening 6 is permanently connected to earth by conductor 8.
- a coulomb meter is a measuring device based on the principle that the detected charge is temporarily stored in a capacitor and the amount of the stored charge is measured. A commercially available product can be used as it is.
- the metal plate 4 is connected to the ground via a switch 10 by a conductor 9.
- a metal static elimination plate 11 having an area equal to or larger than the area of the adherend 1 connected to the ground is provided separately.
- the static elimination plate 11 may be any metal plate. It is preferable that the static elimination plate 11 has an area where all of the adherend and the adhesive tape having a large area can come into contact.
- the metal plate 4 is fixed to a metal measuring table 15 via an insulator 14.
- the insulator 14 may be anything as long as it can be electrically insulated and is hardly charged.
- ceramics or glass can be used, and is preferably ceramics.
- the measuring device is preferably shielded with a conductive material connected to earth (not shown in FIG. 1).
- the conductive material is a conductive material, for example, a metal or a metal with a hole that does not affect the measurement can be used, but is not limited thereto.
- products using resin such as the above-described coulomb meter 6, measuring probe 7, and switch 10 are preferably placed outside the shield.
- Table 1 shows the results of measurement of the amount of peeling charge when the pressure-sensitive adhesive tape was completely peeled off using the above-described apparatus under the following conditions.
- a metal plate 4 (stainless steel thickness described in JIS G430 5) placed on insulator 14 (ceramics) with the same area (125 mm x 50 mm) as The surface condition is 1.5 mm, and the surface condition is lightly marked with abrasive paper in the width direction of the test plate using 280 water-resistant abrasive paper described in JISR 6253, and is uniform in the length direction over the entire length until the index disappears completely.
- Comparative Example 1 31.7 nC -22.0 nC 17.7 nC As shown in Table 1, the peeling charge amount was measured on the sample of Example 1 in which two kinds of adhesives were alternately applied, and the single coating was performed. The value was smaller than the measured value of the sample of Comparative Example 1. The same results as above were obtained regardless of the adherend, indicating that the amount of exfoliation charge can be controlled and the antistatic performance is excellent. Examples 2-3 and Comparative Example 2
- Comparative Example 2 -2.56 nC As shown in Table 2, by providing a plurality of resin compositions having different charging sequence on the surface, the amount of charge generated on the surface can be reduced, and a member having excellent antistatic performance can be obtained. it can. Industrial applicability
- the outermost surface of at least one side of the member is composed of two or more resin compositions with different charging sequence
- a static control body that controls static electricity generated by peeling, contact, or friction can be obtained.
- the use of the thus obtained antistatic material makes it possible to reduce all kinds of static electricity irrespective of the adhered object, the contents, or the resin type and form of the frictional material.
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Laminated Bodies (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Adhesive Tapes (AREA)
Description
Claims
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003569716A JP4355215B2 (ja) | 2002-02-20 | 2003-02-18 | 静電防止方法及びそれを用いた部材 |
US10/502,808 US7544268B2 (en) | 2002-02-20 | 2003-02-18 | Static electricity preventing method and member using the method |
EP03705281A EP1477516B1 (en) | 2002-02-20 | 2003-02-18 | Antistatic, adhesive sheet and process for its preparation |
DE60320381T DE60320381T2 (de) | 2002-02-20 | 2003-02-18 | Antistatische Methode und ihre Anwendung auf Konstruktionsteile |
AU2003211430A AU2003211430A1 (en) | 2002-02-20 | 2003-02-18 | Static electricity preventing method and method using the method |
KR1020047012898A KR100928863B1 (ko) | 2002-02-20 | 2003-02-18 | 정전 방지 방법 및 이를 이용한 부재 |
Applications Claiming Priority (2)
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JP2002-42908 | 2002-02-20 | ||
JP2002042908 | 2002-02-20 |
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WO2003070812A1 true WO2003070812A1 (fr) | 2003-08-28 |
Family
ID=27750511
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2003/001713 WO2003070812A1 (fr) | 2002-02-20 | 2003-02-18 | Procede de prevention d'electricite statique et son procede d'utilisation |
Country Status (10)
Country | Link |
---|---|
US (1) | US7544268B2 (ja) |
EP (1) | EP1477516B1 (ja) |
JP (1) | JP4355215B2 (ja) |
KR (1) | KR100928863B1 (ja) |
CN (1) | CN1633466A (ja) |
AU (1) | AU2003211430A1 (ja) |
DE (1) | DE60320381T2 (ja) |
MY (1) | MY139217A (ja) |
TW (1) | TW200304342A (ja) |
WO (1) | WO2003070812A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2018136081A (ja) * | 2017-02-22 | 2018-08-30 | 株式会社日立産機システム | エアシャワー装置 |
JP2018140634A (ja) * | 2017-02-28 | 2018-09-13 | パナソニックIpマネジメント株式会社 | 保護フィルム及びフィルム積層体 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JP5285113B2 (ja) * | 2011-04-22 | 2013-09-11 | パナソニック株式会社 | シート貼合方法 |
KR102400552B1 (ko) * | 2015-03-16 | 2022-05-23 | 주식회사 탑 엔지니어링 | 기판 이송 스테이지, 이를 포함하는 스크라이빙 장치 및 기판 이송 방법 |
JP7124032B2 (ja) * | 2020-10-28 | 2022-08-23 | 本田技研工業株式会社 | 成型品の製造方法 |
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- 2003-02-18 AU AU2003211430A patent/AU2003211430A1/en not_active Abandoned
- 2003-02-18 KR KR1020047012898A patent/KR100928863B1/ko active IP Right Grant
- 2003-02-18 US US10/502,808 patent/US7544268B2/en not_active Expired - Fee Related
- 2003-02-18 WO PCT/JP2003/001713 patent/WO2003070812A1/ja active IP Right Grant
- 2003-02-18 DE DE60320381T patent/DE60320381T2/de not_active Expired - Lifetime
- 2003-02-18 JP JP2003569716A patent/JP4355215B2/ja not_active Expired - Fee Related
- 2003-02-18 EP EP03705281A patent/EP1477516B1/en not_active Expired - Fee Related
- 2003-02-20 TW TW092103550A patent/TW200304342A/zh not_active IP Right Cessation
- 2003-02-20 MY MYPI20030582A patent/MY139217A/en unknown
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JP2018140634A (ja) * | 2017-02-28 | 2018-09-13 | パナソニックIpマネジメント株式会社 | 保護フィルム及びフィルム積層体 |
Also Published As
Publication number | Publication date |
---|---|
JP4355215B2 (ja) | 2009-10-28 |
TW200304342A (en) | 2003-09-16 |
KR100928863B1 (ko) | 2009-11-30 |
EP1477516A1 (en) | 2004-11-17 |
MY139217A (en) | 2009-08-28 |
US7544268B2 (en) | 2009-06-09 |
DE60320381D1 (de) | 2008-05-29 |
EP1477516B1 (en) | 2008-04-16 |
JPWO2003070812A1 (ja) | 2005-06-09 |
EP1477516A4 (en) | 2005-09-14 |
US20050106371A1 (en) | 2005-05-19 |
AU2003211430A1 (en) | 2003-09-09 |
DE60320381T2 (de) | 2009-06-04 |
KR20040094704A (ko) | 2004-11-10 |
CN1633466A (zh) | 2005-06-29 |
TWI330504B (ja) | 2010-09-11 |
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