WO2007132881A1 - 研磨パッド固定用両面テープ - Google Patents
研磨パッド固定用両面テープ Download PDFInfo
- Publication number
- WO2007132881A1 WO2007132881A1 PCT/JP2007/060015 JP2007060015W WO2007132881A1 WO 2007132881 A1 WO2007132881 A1 WO 2007132881A1 JP 2007060015 W JP2007060015 W JP 2007060015W WO 2007132881 A1 WO2007132881 A1 WO 2007132881A1
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- WO
- WIPO (PCT)
- Prior art keywords
- polishing pad
- adhesive
- adhesive layer
- double
- polishing
- 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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- 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
- C09J155/00—Adhesives based on homopolymers or copolymers, obtained by polymerisation reactions only involving carbon-to-carbon unsaturated bonds, not provided for in groups C09J123/00 - C09J153/00
- C09J155/02—ABS [Acrylonitrile-Butadiene-Styrene] polymers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/11—Lapping tools
- B24B37/20—Lapping pads for working plane surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/34—Accessories
-
- 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
- B32B25/00—Layered products comprising a layer of natural or synthetic rubber
- B32B25/04—Layered products comprising a layer of natural or synthetic rubber comprising rubber as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B25/08—Layered products comprising a layer of natural or synthetic rubber comprising rubber as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- 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
- B32B25/00—Layered products comprising a layer of natural or synthetic rubber
- B32B25/14—Layered products comprising a layer of natural or synthetic rubber comprising synthetic rubber copolymers
-
- 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
- B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
-
- 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
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
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- 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
- C09J121/00—Adhesives based on unspecified rubbers
-
- 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
- C09J133/00—Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Adhesives based on derivatives of such polymers
- C09J133/04—Homopolymers or copolymers of esters
- C09J133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
- C09J133/08—Homopolymers or copolymers of acrylic acid esters
-
- 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
- C09J153/00—Adhesives based on block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Adhesives based on derivatives of such polymers
- C09J153/02—Vinyl aromatic monomers and conjugated dienes
-
- 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
- C09J7/22—Plastics; Metallised plastics
-
- 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
- C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
- C09J7/38—Pressure-sensitive adhesives [PSA]
-
- 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
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/714—Inert, i.e. inert to chemical degradation, corrosion
- B32B2307/7145—Rot proof, resistant to bacteria, mildew, mould, fungi
-
- 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
- B32B2457/00—Electrical equipment
- B32B2457/14—Semiconductor wafers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2666/00—Composition of polymers characterized by a further compound in the blend, being organic macromolecular compounds, natural resins, waxes or and bituminous materials, non-macromolecular organic substances, inorganic substances or characterized by their function in the composition
- C08L2666/02—Organic macromolecular compounds, natural resins, waxes or and bituminous materials
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2666/00—Composition of polymers characterized by a further compound in the blend, being organic macromolecular compounds, natural resins, waxes or and bituminous materials, non-macromolecular organic substances, inorganic substances or characterized by their function in the composition
- C08L2666/02—Organic macromolecular compounds, natural resins, waxes or and bituminous materials
- C08L2666/24—Graft or block copolymers according to groups C08L51/00, C08L53/00 or C08L55/02; Derivatives thereof
-
- 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
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/10—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet
- C09J2301/12—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers
- C09J2301/124—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers the adhesive layer being present on both sides of the carrier, e.g. double-sided adhesive tape
-
- 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
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/10—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet
- C09J2301/12—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers
- C09J2301/124—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers the adhesive layer being present on both sides of the carrier, e.g. double-sided adhesive tape
- C09J2301/1242—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers the adhesive layer being present on both sides of the carrier, e.g. double-sided adhesive tape the opposite adhesive layers being different
-
- 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
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/30—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier
- C09J2301/302—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier the adhesive being pressure-sensitive, i.e. tacky at temperatures inferior to 30°C
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- 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
- C09J2421/00—Presence of unspecified rubber
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- 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
- C09J2433/00—Presence of (meth)acrylic polymer
-
- 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
- C09J2467/00—Presence of polyester
- C09J2467/006—Presence of polyester in the substrate
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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
- Y10T428/26—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension
- Y10T428/266—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension of base or substrate
Definitions
- the present invention relates to a double-sided tape for fixing a polishing pad for fixing a polishing pad to a polishing surface plate of a polishing apparatus for polishing a semiconductor wafer or the like.
- CMP method Chemical Mechanical Polishing
- a polishing node is fixed on a polishing surface plate of a polishing apparatus using an adhesive tape, and a wafer or the like is removed while a polishing slurry is dropped on a polishing pad.
- the wafer is polished or polished by rotating or sliding the wafer relatively in the horizontal direction of the contact surface.
- Patent Document 1 Japanese Patent Laid-Open No. 2001-287154
- Patent Document 2 JP 2003-171631 A
- an object of the present invention is to provide a double-sided tape for fixing a polishing pad that can improve the polishing accuracy of the polishing pad.
- the inventors of the present invention have made extensive studies and the cause of poor polishing accuracy is that the polishing pad, particularly the peripheral portion of the polishing pad, is distorted by the polishing pressure.
- the polishing performance can be improved by suppressing the influence of the polishing pressure on the polishing pad.
- the present invention has been completed.
- double-sided tape for fixing a polishing pad according to the present invention
- double-sided tape is a double-sided tape for fixing a polishing pad having adhesive layers on both sides of a base material. Is formed by a polyethylene terephthalate film having a thickness of 150 m to 300 ⁇ m.
- the shape of the double-sided tape of the present invention is not particularly limited, and examples thereof include a long strip wound in a roll shape, a short strip shape, and a sheet shape such as a rectangle or a circle.
- the base material of the double-sided tape of the present invention is limited to a polyethylene terephthalate film.
- the reason why the polyethylene terephthalate film is used is that it has excellent chemical resistance.
- the thickness of the base material is limited to 150 m to 300 m. The reason is that if the thickness is less than 150 m, the effect of improving the polishing accuracy is insufficient, and the thickness exceeds 300 m. This is because there is a problem in the attaching operation to the polishing pad and productivity.
- the surface of the substrate is not particularly limited, but it is preferable to improve wettability by performing easy adhesion treatment such as corona discharge treatment and primer treatment.
- the adhesive layer of the double-sided tape of the present invention is not particularly limited, and is formed by, for example, a pressure-sensitive adhesive, a hot-melt adhesive, or the like.
- the pressure-sensitive adhesive is not particularly limited, and examples thereof include acrylic resin-based adhesives, rubber-based adhesives, urethane resin-based adhesives, and silicone resin-based adhesives. At least one adhesive layer is synthesized.
- the other adhesive layer that is preferably formed of a rubber-based adhesive may be formed of an acrylic resin-based adhesive. Also, when one adhesive layer is made of a synthetic rubber adhesive and the other adhesive layer is an acrylic resin adhesive, the synthetic rubber adhesive layer is adhered to the polishing pad side and an acrylic solvent adhesive is applied. It is preferable to adhere to the surface plate side of the polishing apparatus.
- the synthetic rubber-based pressure-sensitive adhesive a generally used one containing a synthetic rubber and a tackifying resin as main components can be used.
- the synthetic rubber include styrene-butadiene copolymer rubber (SBR), polyisoprene rubber (IR), polyisobutylene (PIB), and butyl rubber (IIR).
- tackifying resin examples include natural products such as rosin resin and terpene resin and derivatives thereof; aliphatic petroleum resin, alicyclic petroleum resin, aromatic petroleum resin And synthetic resins such as coumarone indene resin, styrene resin, phenol resin, and xylene resin. These tackifier resins are used singly or in combination of two or more.
- the synthetic rubber-based pressure-sensitive adhesives include, for example, tert-butyl hydroperoxide, 1, 1, 3, 3-tetramethylbutyl hydroperoxide, p-menthane hydroperoxide, tamenhydral oral peroxide , Diisopropylbenzene hydroperoxide, 2,5 dimethyl hexane-2,5-dihydroperoxide, di-tert butyl peroxide, dicumyl peroxide, tert butyl tamyl peroxide, 1, 1-bis (tert-butylperoxy) cyclododecane, 2,2-bis (tert-butylperoxy) octane, 1,1-di-tert-butylperoxy'cyclohexane, 2,5 dimethyl-2,5 di (tert-butylperoxy) hexane, 2 , 5 Dimethyl-2,5 (tert-butylperoxy) hexyne 3, 1,3
- acrylic resin-based pressure-sensitive adhesive examples include, for example, (meth) acrylic acid ester monomers of an alcohol having an alkyl group having an alkyl group having 12 to 12 carbon atoms, preferably an alkyl group having 4 to 12 carbon atoms (Meth) acrylic acid ester monomer homopolymers or copolymers of (meth) acrylic acid ester monomers, or the (meth) acrylic acid ester monomer and the (meth) acrylic acid ester monomer Possible polymerizable monomers and And those having a copolymer as a main component.
- the (meth) atalylate referred to in the present invention means attalylate or metatalylate.
- the (meth) acrylic acid ester monomer having an alkyl group having 4 to 12 carbon atoms in the alkyl group is not particularly limited, and examples thereof include (meth) acrylic acid n-butyl and (meth) acrylic. Examples thereof include 2-ethyl hexyl acid, iso-octyl (meth) acrylate, n-octyl (meth) acrylate, isonoel (meth) acrylate, lauryl (meth) acrylate, and the like. These can be used singly or in combination. Usually, the glass transition of homopolymers is used in order to achieve a good balance between the pressure-sensitive adhesive obtained and the balance between cohesive strength and cohesiveness.
- (Meth) acrylic acid which is mainly composed of (meth) acrylic acid alkyl ester with a temperature (Tg) of -50 ° C or lower, and lower alcohols such as methyl (meth) acrylate and ethyl (meth) acrylate It is preferable to use ester together.
- monomers copolymerizable with these include carboxyl group-containing monomers such as (meth) acrylic acid, maleic acid, fumaric acid, and itaconic acid, or anhydrides thereof, and 2-hydroxyethyl.
- Hydroxyl-containing monomers such as (meth) acrylate, 4-hydroxybutyl acrylate, polyoxyethylene (meth) acrylate, polyoxypropylene (meth) acrylate, force prolatatone modified (meth) acrylate It is done.
- the thickness is not particularly limited, but a force of 25 ⁇ m to 75 ⁇ m is preferable!
- the surface plate may peel off during polishing, and if the thickness of the adhesive layer exceeds 75 m, the surface plate may be peeled off after use. There is a risk of adhesive residue.
- the hot-melt adhesive is not particularly limited, but a synthetic rubber-based hot-melt adhesive is preferable.
- the synthetic rubber-based hot melt adhesive is not particularly limited, but is based on Gen-based (butagen, styrene-butadiene, black-prene, butadiene-acrylonitrile), non-gen-based (isobutylene-isoprene, ethylene-propylene, etc.), thermoplastic (Styrene-based, olefin-based, ester-based, urethane-based, etc., also called thermoplastic elastomers), etc., and melting temperatures of 75 ° C or higher and 120 ° C or lower (preferably 80 ° C or higher) 110 ° C or higher The following is preferred. In view of the melting temperature region, a thermoplastic system is preferred.
- styrene block copolymer (trade name AZ5001) manufactured by Asahi Chemical Synthetic Co., Ltd. can be used.
- the thickness of the first adhesive layer is not particularly limited, but is preferably 30 m to 120 m.
- the thickness of the adhesive layer made of a synthetic rubber-based hot melt adhesive is less than 30 m, sufficient adhesive strength may not be obtained, and if it exceeds 120 / zm, coating thickness accuracy can be obtained. There is a risk of not being able to.
- a tackifier an inorganic or organic filler, an antioxidant (anti-aging agent), a heat stabilizer, a light stabilizer.
- an antioxidant antioxidant
- a heat stabilizer e.g., a heat stabilizer
- a light stabilizer e.g., a heat stabilizer
- additives such as UV absorbers may be added.
- a release material is preferably stuck on the adhesive layer.
- the release material to be attached is not particularly limited, and for example, it is released on at least one surface of a paper plastic film or the like by a silicone resin release agent or a long-chain alkyl group pendant graft polymer release agent. Examples include release paper and release film obtained by performing mold treatment.
- the material of the polishing pad fixed by the double-sided tape for fixing the polishing pad of the present invention is not particularly limited.
- hard polyurethane foams, various rubber foams, and olefin-based plastics such as polyethylene and polypropylene Fat foams, slices of these foams with an average foam particle size of 0.5 mm or more, and granules containing abrasives such as cerium and silica, abrasives, etc.
- abrasives such as cerium and silica, abrasives, etc.
- the double-sided tape for fixing the polishing pad of the present invention is formed of a polyethylene terephthalate film of 150 ⁇ m to 300 ⁇ m, so that the polishing pad is bent by the polishing pressure, High polishing accuracy can be maintained by suppressing as much as possible. Force It has excellent chemical resistance and can maintain a stable polished state for a long time.
- FIG. 1 is a cross-sectional view showing one embodiment of a double-sided tape for fixing a polishing pad useful for the present invention.
- FIG. 1 shows one embodiment of a double-sided tape for fixing a polishing pad according to the present invention.
- this double-sided tape 1 has a first adhesive layer 3 laminated on one surface of a substrate 2 and a second adhesive layer 4 laminated on the other surface. Further, a release sheet 5 is laminated on the surface of each adhesive layer 3, 4.
- the base material 2 is formed of a polyethylene terephthalate film having a thickness of 150 ⁇ m to 300 ⁇ m, both surfaces of which are easily adhered by corona discharge treatment or the like!
- the first adhesive layer 3 is formed of a synthetic rubber-based pressure-sensitive adhesive.
- the second adhesive layer 4 is formed of an acrylic solvent type pressure-sensitive adhesive.
- the release sheet 5 is formed of a polyethylene terephthalate film having both sides treated with silicone.
- the double-sided tape 1 removes the release sheet 5 and press-bonds the first adhesive layer 3 side to the polishing pad (not shown) and the second adhesive layer 4 side to the surface plate. It has become.
- the double-sided tape 1 can be manufactured, for example, as follows.
- a synthetic rubber-based pressure-sensitive adhesive is applied to one surface of the release sheet 5 so as to have the thickness of the first adhesive layer 3, and a first adhesive layer 3 forming sheet is produced.
- a synthetic rubber pressure-sensitive adhesive is applied to one surface of the release sheet 5 so as to have the thickness of the second adhesive layer 4 and dried to produce a sheet for forming the second adhesive layer 4.
- Release sheet (Release paper 75S-518LA, manufactured by Fujimori Kogyo Co., Ltd.) 5 Synthetic rubber adhesive (DCL, manufactured by Sekisui Chemical Co., Ltd.) that becomes the first adhesive layer 3 is dried to a thickness of 40 ⁇ m. It was coated, heated in an oven at 100 ° C. for 3 minutes, and the solvent was dried to obtain a first laminate having the first adhesive layer 3 on one side of the release paper 5.
- DCL Synthetic rubber adhesive
- Both sides of a 250 ⁇ m thick polyethylene terephthalate film (manufactured by Tijin) were subjected to corona discharge treatment to obtain a substrate 2.
- the double sided tape 1 was obtained by laminating the 3 side to the substrate 2 side of the second laminate.
- a double-sided tape was obtained in the same manner as in Example 1 except that a polyethylene terephthalate film having a thickness of 188 ⁇ m (manufactured by Tidine) was used instead of the polyethylene terephthalate film having a thickness of 150 ⁇ m as the substrate.
- a double-sided tape was obtained in the same manner as in Example 1 except that a polyethylene terephthalate film having a thickness of 250 ⁇ m (manufactured by Tidine Co.) was used instead of the polyethylene terephthalate film having a thickness of 150 ⁇ m as the substrate.
- Double-sided tape 1 was obtained in the same manner as in Example 1 except that a 100 ⁇ m polyethylene terephthalate film (manufactured by Tijin Co., Ltd.) was used in place of the 250 ⁇ m thick polyethylene terephthalate film as the substrate.
- a 100 ⁇ m polyethylene terephthalate film manufactured by Tijin Co., Ltd.
- a double-sided tape 1 was used in the same way as in Example 1 except that a 125 m polyethylene terephthalate film (Tijin DuPont, Melinex S) was used. Obtained.
- a double-sided tape 1 was obtained in the same manner as in Example 1 except that a 500 ⁇ m polyethylene terephthalate film (manufactured by Tidine Co.) was used in place of the 250 ⁇ m thick polyethylene terephthalate film as a substrate.
- the semiconductor wafer was polished with ⁇ , the polishing accuracy being sufficient to be almost perfect, ⁇ , the polishing accuracy was ⁇ , and X with sufficient strength.
- the edge profile was very good.
- the case where the edge profile was good was designated as ⁇ , and the case where the edge profile was not good was designated as X.
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Adhesive Tapes (AREA)
Abstract
Description
Claims
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12/227,409 US20090098376A1 (en) | 2006-05-17 | 2007-05-16 | Double-Sided Adhesive Tape for Securing Polishing-Pad |
| JP2008515582A JP5134533B2 (ja) | 2006-05-17 | 2007-05-16 | 研磨パッド固定用両面テープ |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006-137681 | 2006-05-17 | ||
| JP2006137681 | 2006-05-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2007132881A1 true WO2007132881A1 (ja) | 2007-11-22 |
Family
ID=38693970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2007/060015 Ceased WO2007132881A1 (ja) | 2006-05-17 | 2007-05-16 | 研磨パッド固定用両面テープ |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US20090098376A1 (ja) |
| JP (1) | JP5134533B2 (ja) |
| WO (1) | WO2007132881A1 (ja) |
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| JP2011122069A (ja) * | 2009-12-11 | 2011-06-23 | Sekisui Chem Co Ltd | 研磨パッド固定用両面テープ |
| KR101435252B1 (ko) * | 2012-03-30 | 2014-08-28 | 주식회사 엘지화학 | 점착 테이프 |
| CN104772714A (zh) * | 2015-03-26 | 2015-07-15 | 常州市金牛研磨有限公司 | 双面两用砂纸 |
| JP7406693B1 (ja) | 2022-11-09 | 2023-12-28 | 東洋インキScホールディングス株式会社 | 研磨部材固定用両面粘着テープ、複層タイプの研磨パッド、トップパッドを定盤に固定する方法、および複層タイプの研磨パッドを定盤に固定する方法 |
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| JP5437207B2 (ja) * | 2010-09-13 | 2014-03-12 | 日東電工株式会社 | 両面粘着テープおよび研磨部材 |
| JP5658976B2 (ja) * | 2010-11-05 | 2015-01-28 | 日東電工株式会社 | 両面粘着テープおよび研磨部材 |
| KR101260939B1 (ko) * | 2011-03-09 | 2013-05-06 | 엘아이지에이디피 주식회사 | 점착 모듈, 이를 포함하는 기판 합착 장치 및 점착 패드의 제조방법 |
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| JP6049464B2 (ja) * | 2012-03-07 | 2016-12-21 | 日東電工株式会社 | 両面接着テープ |
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| JP2009184073A (ja) * | 2008-02-06 | 2009-08-20 | Sekisui Chem Co Ltd | 研磨布固定用両面粘着テープ及びこれを用いた研磨布積層体 |
| JP2011122069A (ja) * | 2009-12-11 | 2011-06-23 | Sekisui Chem Co Ltd | 研磨パッド固定用両面テープ |
| KR101435252B1 (ko) * | 2012-03-30 | 2014-08-28 | 주식회사 엘지화학 | 점착 테이프 |
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| JP7406693B1 (ja) | 2022-11-09 | 2023-12-28 | 東洋インキScホールディングス株式会社 | 研磨部材固定用両面粘着テープ、複層タイプの研磨パッド、トップパッドを定盤に固定する方法、および複層タイプの研磨パッドを定盤に固定する方法 |
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Also Published As
| Publication number | Publication date |
|---|---|
| JPWO2007132881A1 (ja) | 2009-09-24 |
| US20090098376A1 (en) | 2009-04-16 |
| JP5134533B2 (ja) | 2013-01-30 |
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