WO2017069050A1 - 超小型固定用テープおよびそれを含む物品 - Google Patents
超小型固定用テープおよびそれを含む物品 Download PDFInfo
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- WO2017069050A1 WO2017069050A1 PCT/JP2016/080490 JP2016080490W WO2017069050A1 WO 2017069050 A1 WO2017069050 A1 WO 2017069050A1 JP 2016080490 W JP2016080490 W JP 2016080490W WO 2017069050 A1 WO2017069050 A1 WO 2017069050A1
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- ultra
- fixing tape
- small fixing
- tape according
- layer
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/56—Supporting or fastening means
- A61F13/58—Adhesive tab fastener elements
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/56—Supporting or fastening means
- A61F13/58—Adhesive tab fastener elements
- A61F13/581—Tab fastener elements combining adhesive and mechanical fastening
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/56—Supporting or fastening means
- A61F13/62—Mechanical fastening means, ; Fabric strip fastener elements, e.g. hook and loop
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- 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
-
- 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
-
- 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
- B32B7/05—Interconnection of layers the layers not being connected over the whole surface, e.g. discontinuous connection or patterned connection
-
- 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
- C09J201/00—Adhesives based on unspecified macromolecular compounds
-
- 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
-
- 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
- B32B2250/00—Layers arrangement
- B32B2250/03—3 layers
-
- 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
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0253—Polyolefin fibres
-
- 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
- B32B2405/00—Adhesive articles, e.g. adhesive tapes
-
- 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
- B32B2555/00—Personal care
- B32B2555/02—Diapers or napkins
-
- 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
- B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
- B32B27/20—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
-
- 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
- B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
- B32B27/302—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising aromatic vinyl (co)polymers, e.g. styrenic (co)polymers
-
- 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
- B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
- B32B27/304—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl halide (co)polymers, e.g. PVC, PVDC, PVF, PVDF
-
- 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
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
-
- 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
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
- B32B5/022—Non-woven fabric
-
- 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
- C09J201/00—Adhesives based on unspecified macromolecular compounds
- C09J201/02—Adhesives based on unspecified macromolecular compounds characterised by the presence of specified groups, e.g. terminal or pendant functional groups
-
- 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
-
- 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
- C09J7/24—Plastics; Metallised plastics based on macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
- C09J7/241—Polyolefin, e.g.rubber
Definitions
- the present invention relates to an ultra-small fixing tape and an article including the same.
- a typical example of such a fixing tape is a disposable tape of disposable articles such as disposable diapers, sanitary napkins, and incontinence pads.
- a waste tape has a structure in which one or a plurality of tapes are folded, and after being stretched, the tape is affixed to a used absorbent article that has been folded small and fixed. It is possible to prevent the folded used absorbent article from returning to its original shape (see, for example, Patent Documents 1 to 5).
- disposable tapes for absorbent articles such as disposable diapers, sanitary napkins, and incontinence pads do not have sufficient stretch when stretched, and break when excessively stretched. Had to tape.
- the present invention has been made in order to solve the above-described conventional problems, and the object of the present invention is to achieve an ultra-miniaturized size suitable for disposal tapes for absorbent articles such as disposable diapers, sanitary napkins, and incontinence pads. It is to provide a fixing tape.
- the ultra-small fixing tape of the present invention is A fixing tape composed of an extension part and a non-extension part that does not substantially extend, A fixing means is provided on at least a part of the non-extension part,
- the fixing tape has a base material layer B,
- the thickness of the base material layer B is 50 ⁇ m or more,
- the upper yield strength of the base layer B at a temperature of 23 ° C. and a humidity of 50% is 5 N / 25 mm to 15 N / 25 mm.
- the base material layer B has a thickness of 50 ⁇ m to 125 ⁇ m.
- the upper yield strength is 5 N / 25 mm to 15 N / 25 mm.
- the elongation at break in the longitudinal direction at a temperature of 23 ° C. and a humidity of 50% of the base material layer B is 600% or more.
- the elongation at break is 600% to 1500%.
- the base material layer B is stretched in the longitudinal direction to an elongation rate of 400% and then returned to a steady state, and then the longitudinal direction is stretched to 100%. After stretching, the substrate layer B is returned to a steady state and further stretched to 100% in the longitudinal direction, the amount of permanent strain of the base material layer B is 30% or less.
- the permanent strain amount is 5% to 30%.
- an engaging part is provided in at least a part of the extension part.
- the shearing adhesive force of the engaging portion is 6 N / 1.95 mm 2 or more at a temperature of 23 ° C. and a humidity of 50%.
- the shear adhesive strength is 6 N / 1.95 mm 2 to 25 N / 1.95 mm.
- the engaging portion is an adhesive layer or a hook material.
- the fixing means is an adhesive
- the pressure-sensitive adhesive is a hot melt pressure-sensitive adhesive.
- the length in the longitudinal direction is 5 mm to 80 mm.
- the length in the longitudinal direction is 10 mm to 50 mm.
- the length in the width direction is 5 mm to 40 mm.
- the length in the width direction is 5 mm to 20 mm.
- the base material layer B is a stretchable laminate having an olefin resin layer on at least one side of the elastomer layer.
- the olefin resin layer includes a non-elastomeric olefin resin.
- the non-elastomeric olefin resin includes an ⁇ -olefin homopolymer.
- the ⁇ -olefin homopolymer is at least one selected from polyethylene (PE) and homopolypropylene (PP).
- the ⁇ -olefin homopolymer includes at least one selected from high-density polyethylene (HDPE) and homopolypropylene (PP).
- HDPE high-density polyethylene
- PP homopolypropylene
- the elastomer layer includes an olefin elastomer.
- the olefin elastomer is an ⁇ -olefin elastomer.
- the ⁇ -olefin elastomer is at least one selected from ethylene elastomer and propylene elastomer.
- the ⁇ -olefin elastomer is a metallocene ⁇ -olefin elastomer.
- the fixing tape of the present invention has at least one folding portion.
- the absorbent article of the present invention includes the fixing tape.
- an ultra-miniaturized fixing tape suitable for a disposal tape of absorbent articles such as disposable diapers, sanitary napkins, and incontinence pads.
- the ultra-small fixing tape of the present invention is an ultra-small fixing tape composed of an extension portion and a non-extension portion that does not substantially extend.
- the ultra-small fixing tape of the present invention is an ultra-miniaturized fixing tape.
- the length in the longitudinal direction of the microminiature fixing tape of the present invention is preferably 5 mm to 80 mm, more preferably 10 mm to 70 mm, still more preferably 15 mm to 65 mm, and particularly preferably 15 mm to 50 mm. And most preferably 15 mm to 40 mm. When the length in the longitudinal direction is within the above range, a more miniaturized fixing tape can be provided.
- the length in the width direction of the microminiature fixing tape of the present invention is preferably 5 mm to 40 mm, more preferably 5 mm to 35 mm, still more preferably 5 mm to 30 mm, and particularly preferably 5 mm to 25 mm. Most preferably, it is 5 mm to 20 mm. When the length in the width direction is within the above range, a more miniaturized fixing tape can be provided.
- fixing means are provided on at least a part of the non-extension portion.
- the ultra-small fixing tape of the present invention can be fixed to an adherend (for example, an absorbent article). Details of the fixing means will be described later.
- the ultra-small fixing tape of the present invention has a base material layer B.
- the base material layer B may be a single layer or a laminate of two or more layers.
- the base material layer B is preferably a stretchable laminate having an olefin resin layer on at least one side of the elastomer layer, as will be described later.
- the ultra-small fixing tape of the present invention has the base material layer B, it may have any other appropriate layer as long as the effects of the present invention are not impaired.
- the ultra-small fixing tape of the present invention is preferably provided with an engaging portion in at least a part of the extending portion.
- an engaging portion any appropriate engaging portion can be adopted as long as it has a function capable of engaging with other parts within a range not impairing the effects of the present invention.
- Such an engaging portion is preferably an adhesive layer or a hook material.
- the engaging portion may be one in which the adhesive layer and the hook material coexist.
- the ultra-small fixing tape of the present invention preferably has at least one folding portion.
- the ultra-small fixing tape of the present invention has a form that is folded into a V shape.
- the ultra-small fixing tape of the present invention has, for example, a form that is folded into a Z-shape.
- the ultra-small fixing tape of the present invention has, for example, a form that is folded into an M shape.
- FIG. 1 is a schematic cross-sectional view of an ultra-small fixing tape according to an embodiment of the present invention.
- the microminiature fixing tape (1000) of the present invention is a case having two folding portions, and the microminiature fixing tape (1000) of the present invention has a form that is folded into a Z-shape.
- the ultra-small fixing tape (1000) of the present invention has a base material layer B (100).
- the ultra-small fixing tape (1000) of the present invention has a folding portion V1 (20a) between one end E1 (10) in the longitudinal direction and the other end E2 (30).
- a folding processing portion V2 (20b) is provided, and is folded into a Z-shape by the folding processing portion V1 (20a) and the folding processing portion V2 (20b).
- a portion P1 (1001) is between the end E1 (10) and the folding processing portion V1 (20a)
- a portion P2 (between the folding processing portion V1 (20a) and the folding processing portion V2 (20b) is 1002)
- the portion P3 (1003) is between the fold processing portion V2 (20b) and the end E2 (30).
- a fixing means (200) is provided on the surface a (100a) side of the base material layer B (100) in the portion P1 (1001). Since the part provided with the fixing means (200) in the part P1 (1001) can be fixed to an adherend (for example, an absorbent article), it becomes a non-extendable part that does not substantially extend.
- an adherend for example, an absorbent article
- the portion P2 (1002) and the portion P3 (1003) are extended portions. Specifically, for example, by pulling the part P3 (1003), the state folded into the Z-shape is developed, and further by pulling the part P3 (1003), the part P2 (1002) and the part P3 (1003) ) Expands.
- the part P3 (1003) which is an extension part can be fixed to an adherend (for example, an absorbent article) by any appropriate means (preferably an engaging part described later). For example, it can fix so that the used absorbent article small folded may not be opened, and it can control that this used absorbent article small folded returns to the original shape.
- each is Z-shaped before use.
- Arbitrary appropriate pressure-sensitive adhesive layers and release layers may be provided so that the folded state is folded into a Z-shape when used.
- the release layer is on the surface b (100b) side of the base material layer B (100) in the portion P1 (1001), and the surface c (100c) of the base material layer B (100) in the portion P2 (1002).
- Side pressure-sensitive adhesive layer, part P2 (1002) of the base layer B (100) surface d (100d) side release layer, part P3 (1003) of the base layer B (100) surface e (100e) ) Side is provided with a pressure-sensitive adhesive layer.
- a release layer is not provided on the surface b (100b) side of the base material layer B (100) in the portion P1 (1001), and the base material layer B (100 in the portion P2 (1002)).
- a release layer On the surface c (100c) side, a release layer on the surface d (100d) side of the substrate layer B (100) in the portion P2 (1002), and a substrate layer B (100 in the portion P3 (1003)).
- an adhesive layer is provided on the surface e (100e) side.
- an olefin-based hot melt pressure-sensitive adhesive as described later is preferably exemplified.
- the thickness of the base material layer B is 50 ⁇ m or more, preferably 50 ⁇ m to 125 ⁇ m, more preferably 50 ⁇ m to 110 ⁇ m, still more preferably 50 ⁇ m to 100 ⁇ m, particularly preferably 50 ⁇ m to 90 ⁇ m, and most preferably. 50 ⁇ m to 80 ⁇ m. If the thickness of the base material layer B is within the above range, the ultra-small fixing tape of the present invention can be easily extended even if the length in the longitudinal direction or the width direction is short, and can be sufficiently miniaturized. Become.
- the upper yield strength of the base layer B at a temperature of 23 ° C. and a humidity of 50% is 5 N / 25 mm to 15 N / 25 mm, preferably 5 N / 25 mm to 14 N / 25 mm, more preferably 5 N / 25 mm. Is 13N / 25mm, more preferably 5N / 25mm to 12N / 25mm, particularly preferably 5N / 25mm to 11N / 25mm, and most preferably 5N / 25mm to 10N / 25mm. If the upper yield point strength in the long direction at a temperature of 23 ° C.
- the ultra-small fixing tape of the present invention has a short length in the long direction and the width direction. However, it can be easily stretched, can be sufficiently miniaturized, and can exhibit a strength that is not easily broken even when stretched sufficiently.
- the elongation at break in the longitudinal direction at a temperature of 23 ° C. and a humidity of 50% of the base material layer B is preferably 600% or more, more preferably 600% to 1500%, and further preferably 600% to 1400%. And particularly preferably 600% to 1300%, and most preferably 600% to 1200%. If the elongation at break in the longitudinal direction at a temperature of 23 ° C. and a humidity of 50% of the base material layer B is within the above range, the ultra-small fixing tape of the present invention has a short length in the longitudinal direction and the width direction. However, the film can be sufficiently stretched without breaking, and a further sufficient miniaturization becomes possible.
- the base material layer B is stretched to a stretch rate of 400% in the longitudinal direction at a temperature of 23 ° C. and a humidity of 50% and then returned to a steady state, and subsequently stretched to a stretch rate of 100% in the longitudinal direction and then returned to a steady state.
- the permanent strain amount of the base material layer B when stretched to 100% in the longitudinal direction is preferably 30% or less, more preferably 5% to 30%, and even more preferably 5%. It is ⁇ 28%, particularly preferably 5% to 25%, and most preferably 5% to 20%.
- the permanent strain amount is once returned to a steady state (elongation rate 0%) and subsequently stretched to 100% elongation in the longitudinal direction.
- the ultra-small fixing tape of the present invention can exhibit sufficient elastic recovery even after sufficient elongation, and can provide a good fit.
- the ultra-small fixing tape of the present invention is sufficiently stretched and fixed so that the used absorbent article folded small is not opened.
- the elastic recovery property that attempts to return from the stretched state of the fixed portion is expressed, the fixation can be expressed firmly without loosening, and the used absorbent article that has been folded small is prevented from returning to its original shape be able to.
- the base material layer B preferably has the same composition throughout the ultra-small fixing tape of the present invention. Thereby, the manufacture of the ultra-small fixing tape of the present invention can be simplified, and the manufacturing cost can be reduced.
- the base material layer B may be a single layer or a laminate of two or more layers.
- Such a base material layer B is preferably a stretchable laminate having an olefin resin layer on at least one side of the elastomer layer.
- the stretchable laminate which is a preferred form of the base material layer B, has an olefin resin layer on at least one side of the elastomer layer. That is, the stretchable laminate may have an olefin resin layer only on one side of the elastomer layer, or may have an olefin resin layer on both sides of the elastomer layer. Since the stretchable laminate has such a configuration, the ultra-small fixing tape of the present invention can be more easily stretched without breaking even if the length in the longitudinal direction or the width direction is short, and more sufficiently. It is possible to achieve ultra-miniaturization, and it is possible to express strength that is difficult to break even when sufficiently stretched, to exhibit more sufficient elastic recovery even after sufficient stretching, and to achieve a better fit .
- the stretchable laminate may include any other appropriate layer as long as the effects of the present invention are not impaired.
- Such any other appropriate layer may be only one layer or two or more layers.
- the olefin resin layer is preferably laminated directly on the elastomer layer. That is, one of the preferred embodiments of the stretchable laminate is a form in which the olefin resin layer is directly laminated on at least one side of the elastomer layer.
- the ultra-small fixing tape of the present invention can be more easily broken even if the length in the longitudinal direction or the width direction is short. Easier to stretch, enables even more ultra-miniaturization, develops strength that is more difficult to break even when fully stretched, and exhibits even more elastic resilience even after sufficient stretching Further, a better fit can be achieved.
- FIG. 2 is a schematic cross-sectional view of a stretchable laminate that is a preferred form of the base material layer B.
- the base material layer B (100) which is a stretchable laminate shown in FIG. 2 includes an elastomer layer (40), an olefin resin layer (50a) provided on one side of the elastomer layer (40), and the elastomer.
- An olefin resin layer (50b) provided on the opposite side of the layer (40) to the olefin resin layer (50a).
- elastomer layers can be adopted.
- the number of such elastomer layers is preferably 1 to 5 layers, more preferably 1 to 3 layers, still more preferably 1 to 2 layers, and particularly preferably 1 layer.
- each of these layers may be the same type of layer, or at least two layers may be different types of layers.
- the elastomer layer may contain any appropriate resin as long as the effects of the present invention are not impaired.
- resins include olefin elastomers and styrene elastomers.
- the elastomer layer includes an olefin-based elastomer.
- olefin-based elastomer Only one type of olefin-based elastomer may be used, or a blend of two or more types may be used.
- the process of manufacturing the elastomer layer can be simplified and the processing cost can be suppressed by including the olefin elastomer in the elastomer layer. This is because when an olefin-based elastomer is employed, it is possible to perform extrusion molding by reducing the types of resins used in the production of the elastomer layer, and it may not be necessary to prepare a masterbatch.
- the content of the olefin-based elastomer in the elastomer layer is preferably 50% by weight to 100% by weight, more preferably 70% by weight to 100% by weight, and still more preferably, from the viewpoint that the effects of the present invention are more manifested. Is 80% to 100% by weight, particularly preferably 90% to 100% by weight, and most preferably 95% to 100% by weight. If the content of the olefinic elastomer in the elastomer layer is within the above range, the ultra-small fixing tape of the present invention can be more easily produced without breaking even if the length in the longitudinal direction or the width direction is short. It is easy to stretch, can be made even more compact, can exhibit strength that is hard to break even when fully stretched, can exhibit even more elastic recovery even after sufficient stretching, and even more A good fit can be achieved.
- olefin elastomer examples include olefin block copolymer, olefin random copolymer, ethylene copolymer, propylene copolymer, ethylene olefin block copolymer, propylene olefin block copolymer, ethylene olefin random copolymer, propylene olefin random copolymer, ethylene propylene random copolymer, ethylene (1 -Butene) random copolymer, ethylene (1-pentene) olefin block copolymer, ethylene (1-hexene) random copolymer, ethylene (1-heptene) olefin block copolymer, ethylene (1-octene) olefin block copolymer, ethylene (1-nonene) ) Olefin block copolymer, ethylene (1-decene) ole Fin block copolymers, propylene-ethylene-olefin
- the olefin-based elastomer has density, preferably 0.890g / cm 3 ⁇ 0.830g / cm 3, more preferably 0.888g / cm 3 ⁇ 0.835g / cm 3, more preferably 0.886 g / cm 3 to 0.835 g / cm 3 , particularly preferably 0.885 g / cm 3 to 0.840 g / cm 3 , and most preferably 0.885 g / cm 3 to 0.845 g / cm 3. 3 .
- the ultra-small fixing tape of the present invention is even easier without breaking even if the length in the long direction or the width direction is short. It is possible to achieve further sufficient ultra-miniaturization, and it is possible to express strength that is difficult to break even when fully stretched, and to exhibit even more elastic recovery even after sufficient stretching. A better fit can be achieved.
- the MFR at 2.16 kgf at 230 ° C. is preferably 1.0 g / 10 min to 25.0 g / 10 min, more preferably 2.0 g / 10 min to 23.0 g / 10. Min, more preferably 2.0 g / 10 min to 21.0 g / 10 min, particularly preferably 2.0 g / 10 min to 20.0 g / 10 min, most preferably 2.0 g / 10 min. Min to 19.0 g / 10 min.
- the ultra-small fixing tape of the present invention is even easier without breaking even when the length in the long direction or the width direction is short. It is possible to achieve further sufficient ultra-miniaturization, and it is possible to express strength that is difficult to break even when fully stretched, and to exhibit even more elastic recovery even after sufficient stretching. A better fit can be achieved.
- the olefin elastomer is preferably an ⁇ -olefin elastomer. That is, it is a copolymer of two or more ⁇ -olefins and has elastomeric properties.
- ⁇ -olefin elastomers more preferably selected from ethylene elastomers, propylene elastomers, and 1-butene elastomers.
- the ultra-small fixing tape of the present invention can be more easily stretched without breaking even if the length in the long direction or the width direction is short. It is easy to achieve, and it is possible to achieve further sufficient miniaturization, and it is possible to develop a strength that is difficult to break even if it is fully stretched. A good fit can be achieved.
- the ⁇ -olefin elastomer can be obtained as a commercial product.
- Commercially available products include some of “Tuffmer” (registered trademark) series manufactured by Mitsui Chemicals, Inc. (for example, Tuffmer PN-3560) and “Vistamaxx” manufactured by ExxonMobil. "(Registered trademark) series (for example, Vistamax 6202, Vistamax 7010, etc.).
- the ⁇ -olefin-based elastomer is preferably a metallocene-based ⁇ -olefin-based elastomer produced using a metallocene catalyst.
- a metallocene ⁇ -olefin elastomer By adopting a metallocene ⁇ -olefin elastomer, the ultra-small fixing tape of the present invention can be more easily extended without breaking even if the length in the longitudinal direction or the width direction is short. Sufficient ultra-miniaturization is possible, and even when fully stretched, it is possible to develop a strength that is more difficult to break, and even after sufficient stretching, it is possible to exhibit even more elastic recovery and a better fit. Can play.
- the elastomer layer may contain any appropriate other component as long as the effects of the present invention are not impaired.
- other components include other polymers, tackifiers, plasticizers, deterioration inhibitors, pigments, dyes, antioxidants, antistatic agents, lubricants, foaming agents, heat stabilizers, and light stabilizers.
- An agent, an inorganic filler, an organic filler, etc. are mentioned. These may be only one type or two or more types.
- the content of other components in the elastomer layer is preferably 10% by weight or less, more preferably 7% by weight or less, still more preferably 5% by weight or less, and particularly preferably 2% by weight or less. Most preferably, it is 1% by weight or less.
- the thickness of the elastomer layer is preferably 8 ⁇ m to 450 ⁇ m, more preferably 8 ⁇ m to 220 ⁇ m, still more preferably 8 ⁇ m to 180 ⁇ m, particularly preferably 8 ⁇ m to 90 ⁇ m, and most preferably 8 ⁇ m to 67 ⁇ m.
- any appropriate number of olefin-based resin layers can be adopted.
- the number of such olefin-based resin layers is preferably 1 to 5 layers, more preferably 1 to 3 layers, still more preferably 1 to 2 layers, and particularly preferably 2 layers ( For example, one layer on each side of the elastomer layer).
- all of these layers may be the same type of layers, or at least two layers may be different types of layers.
- the olefin-based resin layer may contain any appropriate resin as long as the effects of the present invention are not impaired.
- the olefin resin layer preferably contains a non-elastomeric olefin resin.
- a non-elastomeric olefin resin means an olefin resin that is not an elastomeric olefin resin.
- the non-elastomeric olefin resin may be only one kind, or may be a blend or copolymer of two or more kinds.
- the content ratio of the non-elastomeric olefin resin in the olefin resin layer is preferably 50% by weight to 100% by weight, more preferably 70% by weight to 100% by weight, from the viewpoint that the effect of the present invention is more manifested. More preferably, it is 80% by weight to 100% by weight, particularly preferably 90% by weight to 100% by weight, and most preferably 95% by weight to 100% by weight. If the content of the non-elastomeric olefin resin in the olefin resin layer is within the above range, the ultra-small fixing tape of the present invention will break even if the length in the long direction or the width direction is short. Easier to stretch, more fully miniaturized, and more resistant to breakage even when fully stretched, providing even more elastic recovery even after sufficient stretching It can be expressed and a better fit can be achieved.
- non-elastomeric olefin resins include ⁇ -olefin homopolymers, copolymers of two or more ⁇ -olefins, block polypropylene, random polypropylene, one or more ⁇ -olefins and other vinyls. Examples thereof include a monomer copolymer. Examples of the copolymerization form in the copolymer include a block form and a random form.
- ⁇ -olefins examples include ⁇ -olefins having 2 to 12 carbon atoms. Examples of such ⁇ -olefins include ethylene, propylene, 1-butene and 4-methyl-1-pentene.
- Examples of the ⁇ -olefin homopolymer include polyethylene (PE), homopolypropylene (PP), poly (1-butene), poly (4-methyl-1-pentene), and the like.
- PE polyethylene
- LDPE low density polyethylene
- LLDPE linear low density polyethylene
- MDPE medium density polyethylene
- HDPE high density polyethylene
- the structure of homopolypropylene (PP) may be any of isotactic, atactic and syndiotactic.
- the non-elastomeric olefin-based resin preferably includes an ⁇ -olefin homopolymer, more preferably at least selected from polyethylene (PE) and homopolypropylene (PP), from the viewpoint that the effects of the present invention can be further expressed. 1 type is included, More preferably, at least 1 type chosen from a high density polyethylene (HDPE) and a homo polypropylene (PP) is included.
- the non-elastomeric olefin-based resin contains at least one selected from high-density polyethylene (HDPE) and homopolypropylene (PP)
- the ultra-small fixing tape of the present invention has a length in the longitudinal direction or the width direction.
- the content ratio of the homopolymer of ⁇ -olefin in the non-elastomeric olefin resin is preferably 50% by weight to 100% by weight, more preferably 70% by weight or more, from the viewpoint that the effect of the present invention can be expressed more. 100 wt%, more preferably 80 wt% to 100 wt%, even more preferably 90 wt% to 100 wt%, particularly preferably 95 wt% to 100 wt%, most preferably substantially 100% by weight.
- Examples of the copolymer of two or more kinds of ⁇ -olefins include, for example, an ethylene / propylene copolymer, an ethylene / 1-butene copolymer, an ethylene / propylene / 1-butene copolymer, an ethylene / carbon number of 5 to 12 ⁇ -olefin copolymers, propylene / ⁇ -olefin copolymers having 5 to 12 carbon atoms, and the like.
- Examples of the copolymer of one or more ⁇ -olefins and other vinyl monomers include, for example, ethylene / vinyl acetate copolymer, ethylene / acrylic acid alkyl ester copolymer, ethylene / methacrylic acid alkyl ester copolymer And an ethylene-nonconjugated diene copolymer.
- a commercially available non-elastomeric olefin resin may be used.
- the olefin-based resin layer may contain any appropriate other component as long as the effects of the present invention are not impaired.
- examples of such other components include mold release agents, ultraviolet absorbers, heat stabilizers, fillers, lubricants, colorants (dyes, etc.), antioxidants, anti-smudge agents, anti-blocking agents, and foams.
- the content of other components in the olefin resin layer is preferably 10% by weight or less, more preferably 7% by weight or less, still more preferably 5% by weight or less, and particularly preferably 2% by weight or less. And most preferably 1% by weight or less.
- the release agent examples include fatty acid amide release agents, silicone release agents, fluorine release agents, and long-chain alkyl release agents. From the viewpoint that an excellent release layer can be formed due to a balance between releasability and contamination due to bleed-out, a fatty acid amide release agent is preferable, and a saturated fatty acid bisamide is more preferable.
- Arbitrary appropriate content can be employ
- the ultraviolet absorber examples include benzotriazole compounds, benzophenone compounds, benzoate compounds, and the like. Any appropriate content can be adopted as the content of the ultraviolet absorber as long as it does not bleed out during molding. Typically, it is preferably 0.01% by weight to 5% by weight with respect to the resin component in the olefin resin layer (preferably a non-elastomeric olefin resin).
- the heat stabilizer examples include hindered amine compounds, phosphorus compounds, and cyanoacrylate compounds. Any appropriate content can be adopted as the content of the heat-resistant stabilizer as long as it does not bleed out during molding. Typically, it is preferably 0.01% by weight to 5% by weight with respect to the resin component in the olefin resin layer (preferably a non-elastomeric olefin resin).
- the filler examples include inorganic fillers such as talc, titanium oxide, calcium oxide, magnesium oxide, zinc oxide, titanium oxide, calcium carbonate, silica, clay, mica, barium sulfate, whisker, and magnesium hydroxide.
- the average particle diameter of the filler is preferably 0.1 ⁇ m to 20 ⁇ m.
- Arbitrary appropriate content can be employ
- the amount is preferably 1% by weight to 200% by weight with respect to the resin component (preferably non-elastomeric olefin resin) in the olefin resin layer.
- the thickness of the olefin resin layer is preferably 2 ⁇ m to 50 ⁇ m, more preferably 2 ⁇ m to 30 ⁇ m, still more preferably 2 ⁇ m to 20 ⁇ m, particularly preferably 2 ⁇ m to 10 ⁇ m, and most preferably 2 ⁇ m to 8 ⁇ m. is there. If the thickness of the olefin-based resin layer is within such a range, the ultra-small fixing tape of the present invention is more easily stretched without breaking even if the length in the longitudinal direction or the width direction is short.
- any suitable method can be used as long as it can construct a structure having an olefin resin layer on at least one side of the elastomer layer, as long as the effect of the present invention is not impaired.
- a method may be employed.
- a method for producing a stretchable laminate a method of producing a laminate by using a multilayer extrusion T-die molding machine is typically mentioned.
- a stretchable laminate comprising a laminate structure of an olefin resin layer / elastomer layer / olefin resin layer
- the roll material of the stretchable laminate can be manufactured by co-extrusion of the molding material / the molding material of the olefin resin layer from the T-die and integrating them, and then winding up into a roll shape.
- an inflation method or the like can also be employed.
- the thickness of the fixing means is preferably 40 ⁇ m to 150 ⁇ m, more preferably 40 ⁇ m to 120 ⁇ m, still more preferably 40 ⁇ m to 110 ⁇ m, particularly preferably 40 ⁇ m to 100 ⁇ m, and most preferably 40 ⁇ m to 90 ⁇ m. If the thickness of the fixing means is within the above range, the ultra-small fixing tape of the present invention can be sufficiently fixed to the adherend even if the elongated portion is sufficiently stretched, for example.
- the fixing means is provided in at least a part of the non-extension part.
- the ultra-small fixing tape of the present invention can be fixed to an adherend (for example, an absorbent article).
- the fixing means can fix the ultra-small fixing tape of the present invention to an adherend (for example, an absorbent article), any appropriate means may be used as long as the effects of the present invention are not impaired. Can be adopted.
- Such fixing means is preferably an adhesive, and more preferably a hot melt adhesive.
- Examples of the material of the adhesive as the fixing means include olefin resin, acrylic resin, styrene thermoplastic elastomer and the like. These may be used alone or in combination of two or more.
- styrene thermoplastic elastomer examples include hydrogenated styrene / butadiene rubber (HSBR), a styrene block copolymer or a hydrogenated product thereof.
- HSBR hydrogenated styrene / butadiene rubber
- styrene block copolymers examples include styrene ABA block copolymers (triblock copolymers) such as styrene / butadiene / styrene copolymers (SBS) and styrene / isoprene / styrene copolymers (SIS).
- triblock copolymers such as styrene / butadiene / styrene copolymers (SBS) and styrene / isoprene / styrene copolymers (SIS).
- Styrenic ABAB type block copolymer such as styrene / butadiene / styrene / butadiene copolymer (SBSB), styrene / isoprene / styrene / isoprene copolymer (SISI); styrene / butadiene ⁇ Styrene-based ABABA block copolymer (pentablock copolymer) such as styrene / butadiene / styrene copolymer (SBSBS), styrene / isoprene / styrene / isoprene / styrene copolymer (SISIS); Styrene having repeating units Lock copolymers; and the like.
- the styrene block copolymer is preferably a styrene ABA block copolymer such as styrene / butadiene / styrene copolymer (SBS), styrene / isoprene / styrene copolymer (SIS) ( A triblock copolymer), and more preferably a styrene / isoprene / styrene copolymer (SIS).
- SBS styrene ABA block copolymer
- SIS isoprene / styrene copolymer
- SIS A triblock copolymer
- the ultra-small fixing tape of the present invention can adhere to the adherend even when the elongated portion is sufficiently stretched. Can be sufficiently fixed.
- hydrogenated styrenic block copolymers examples include styrene / ethylene-butylene copolymer / styrene copolymer (SEBS), styrene / ethylene-propylene copolymer / styrene copolymer (SEPS), and styrene. And ethylene-butylene copolymer, styrene-ethylene-butylene copolymer copolymer (SEBSEB), and the like.
- the material of the pressure-sensitive adhesive as the fixing means may contain other styrenic thermoplastic elastomer as long as the effects of the present invention are not impaired.
- Other styrenic thermoplastic elastomers include styrene block copolymers other than those described above; styrene / butadiene copolymers (SB), styrene / isoprene copolymers (SI), styrene / ethylene-butylene copolymers.
- AB block polymer such as polymer (SEB) and styrene / ethylene-propylene copolymer (SEP); Styrene random copolymer such as styrene / butadiene rubber (SBR); Styrene / ethylene-butylene copolymer ABC type styrene / olefin crystal block polymers such as polymers / olefin crystal copolymers (SEBC); hydrogenated products thereof, and the like.
- SEB polymer
- SEP Styrene random copolymer
- SBR butadiene rubber
- Styrene / ethylene-butylene copolymer ABC type styrene / olefin crystal block polymers such as polymers / olefin crystal copolymers (SEBC); hydrogenated products thereof, and the like.
- SEBC olefin crystal copolymers
- the other styrenic thermoplastic elastomer may
- the material of the pressure-sensitive adhesive as the fixing means may be, for example, a tackifier, a softener, a polyolefin resin, a silicone polymer, a liquid acrylic copolymer, phosphoric acid, for the purpose of controlling the adhesion characteristics, etc.
- the material of the pressure-sensitive adhesive as the fixing means preferably contains a tackifier for the purpose of controlling the pressure-sensitive adhesive properties.
- tackifiers include hydrocarbon tackifiers, terpene tackifiers, rosin tackifiers, phenol tackifiers, epoxy tackifiers, polyamide tackifiers, and elastomer tackifiers. And ketone-based tackifiers. 1 type may be sufficient as a tackifier, and 2 or more types may be sufficient as it.
- hydrocarbon tackifier examples include aliphatic hydrocarbon resins, aromatic hydrocarbon resins (for example, xylene resins), aliphatic cyclic hydrocarbon resins, aliphatic / aromatic petroleum resins (for example, Styrene-olefin copolymers), aliphatic / alicyclic petroleum resins, hydrogenated hydrocarbon resins, coumarone resins, coumarone-indene resins, and the like.
- terpene tackifiers include terpene resins such as ⁇ -pinene polymers and ⁇ -pinene polymers; modified terpenes obtained by modifying terpene resins (eg, phenol modification, aromatic modification, hydrogenation modification, etc.) Resin (for example, terpene-phenol resin, styrene-modified terpene resin, hydrogenated terpene resin, etc.);
- rosin-based tackifiers examples include unmodified rosins such as gum rosin and wood rosin (raw rosin); modified rosins modified by hydrogenation, disproportionation, polymerization, etc. (for example, hydrogenated rosin, Averaged rosin, polymerized rosin, other chemically modified rosins, etc.); various other rosin derivatives;
- phenolic tackifier examples include resol type or novolac type alkylphenol.
- the tackifier may be commercially available as a blend with an olefin resin or a thermoplastic elastomer.
- the surface of the pressure-sensitive adhesive as a fixing means requires surface treatment for the purpose of adhesiveness control and pasting workability, such as corona discharge treatment, ultraviolet irradiation treatment, flame treatment, plasma treatment, sputter etching treatment, etc. It can also be applied according to.
- the surface of the pressure-sensitive adhesive as a fixing means may be protected by temporarily attaching a separator or the like until practical use, if necessary.
- ⁇ Adhesive layer> As described in FIG. 1, for example, the surface b (100b) side of the base material layer B (100) in the portion P1 (1001), the surface c (100c) of the base material layer B (100) in the portion P2 (1002). On the side, the surface d (100d) side of the base material layer B (100) in the part P2 (1002) and the surface e (100e) side of the base material layer B (100) in the part P3 (1003) Is folded in a Z-shape, and any appropriate pressure-sensitive adhesive layer may be provided so that the state folded in the Z-shape is unfolded during use.
- the thickness of the pressure-sensitive adhesive layer is preferably 40 ⁇ m to 150 ⁇ m, more preferably 40 ⁇ m to 120 ⁇ m, still more preferably 40 ⁇ m to 110 ⁇ m, particularly preferably 40 ⁇ m to 100 ⁇ m, and most preferably 40 ⁇ m to 90 ⁇ m. . If the thickness of the pressure-sensitive adhesive layer is within the above range, the ultra-small fixing tape of the present invention can be easily folded into a Z shape and can be folded into a Z shape when used.
- the pressure-sensitive adhesive layer may be a single layer or a laminate of two or more layers.
- the pressure-sensitive adhesive layer is formed from any appropriate material as long as the effects of the present invention are not impaired.
- a material include styrene resins such as olefin resins, acrylic resins, and styrene thermoplastic elastomers. These may be used alone or in combination of two or more.
- a material is preferably a hot melt adhesive.
- styrene such as an olefin hot melt pressure-sensitive adhesive made of olefin resin, an acrylic pressure-sensitive adhesive made of acrylic resin, or a styrene thermoplastic elastomer.
- Styrene hot melt pressure sensitive adhesives made from a base resin.
- styrene thermoplastic elastomer examples include hydrogenated styrene / butadiene rubber (HSBR), a styrene block copolymer or a hydrogenated product thereof.
- HSBR hydrogenated styrene / butadiene rubber
- styrene block copolymers examples include styrene ABA block copolymers (triblock copolymers) such as styrene / butadiene / styrene copolymers (SBS) and styrene / isoprene / styrene copolymers (SIS).
- triblock copolymers such as styrene / butadiene / styrene copolymers (SBS) and styrene / isoprene / styrene copolymers (SIS).
- Styrenic ABAB type block copolymer such as styrene / butadiene / styrene / butadiene copolymer (SBSB), styrene / isoprene / styrene / isoprene copolymer (SISI); styrene / butadiene ⁇ Styrene-based ABABA block copolymer (pentablock copolymer) such as styrene / butadiene / styrene copolymer (SBSBS), styrene / isoprene / styrene / isoprene / styrene copolymer (SISIS); Styrene having repeating units Lock copolymers; and the like.
- the styrene block copolymer is preferably a styrene ABA block copolymer such as styrene / butadiene / styrene copolymer (SBS), styrene / isoprene / styrene copolymer (SIS) ( A triblock copolymer), and more preferably a styrene / isoprene / styrene copolymer (SIS).
- SBS styrene ABA block copolymer
- SIS isoprene / styrene copolymer
- SIS A triblock copolymer
- the ultra-small fixing tape of the present invention is easily folded into a Z-shape and is Z-shaped when used.
- the state folded into the mold is easily developed, and even if the length in the long direction or the width direction is short, it is easier to extend without breaking, and it becomes possible to achieve further sufficient miniaturization, Even if it is sufficiently stretched, it is possible to develop a strength that is less likely to break, and even after sufficient stretching, it is possible to exhibit even more sufficient elastic recovery, and a better fit can be achieved.
- hydrogenated styrenic block copolymers examples include styrene / ethylene-butylene copolymer / styrene copolymer (SEBS), styrene / ethylene-propylene copolymer / styrene copolymer (SEPS), and styrene. And ethylene-butylene copolymer, styrene-ethylene-butylene copolymer copolymer (SEBSEB), and the like.
- the pressure-sensitive adhesive layer may contain other styrenic thermoplastic elastomer as long as the effects of the present invention are not impaired.
- Other styrenic thermoplastic elastomers include styrene block copolymers other than those described above; styrene / butadiene copolymers (SB), styrene / isoprene copolymers (SI), styrene / ethylene-butylene copolymers.
- AB block polymer such as polymer (SEB) and styrene / ethylene-propylene copolymer (SEP); Styrene random copolymer such as styrene / butadiene rubber (SBR); Styrene / ethylene-butylene copolymer ABC type styrene / olefin crystal block polymers such as polymers / olefin crystal copolymers (SEBC); hydrogenated products thereof, and the like.
- SEB polymer
- SEP Styrene random copolymer
- SBR butadiene rubber
- Styrene / ethylene-butylene copolymer ABC type styrene / olefin crystal block polymers such as polymers / olefin crystal copolymers (SEBC); hydrogenated products thereof, and the like.
- SEBC olefin crystal copolymers
- the other styrenic thermoplastic elastomer may
- any appropriate olefin-based hot melt pressure-sensitive adhesive can be adopted as long as the effects of the present invention are not impaired.
- Such an olefin-based hot melt pressure-sensitive adhesive preferably contains a Ziegler-Natta-based olefin resin, a hydrocarbon-based tackifier, and an oil component.
- Zigra Natta-based olefin resin is an olefin resin obtained by polymerization using a Zigra Natta catalyst.
- the Ziegler Natta-based olefin resin may be only one type or two or more types.
- any suitable olefinic resin can be adopted as long as the effect of the present invention is not impaired as long as it is an olefin resin obtained by polymerization using a Ziegranatta catalyst.
- a Ziegranatta olefin resin an ⁇ -olefin homopolymer and a copolymer of two or more ⁇ -olefins are preferably used.
- the ⁇ -olefin is preferably an ⁇ -olefin having 2 to 20 carbon atoms.
- the Zigra Natta olefin resin is a Zigra Natta olefin resin having no aromatic structure.
- the Ziegranatta olefin resin is preferably a propylene / ⁇ -olefin copolymer, more preferably a propylene / 1-butene copolymer, from the viewpoint that the effects of the present invention can be expressed more effectively.
- the content ratio of the Ziegler-Natta olefin resin in the olefin-based hot melt pressure-sensitive adhesive is preferably 70% by weight to 20% by weight, more preferably 65% by weight from the viewpoint that the effects of the present invention can be expressed more effectively.
- Zigra Natta olefin resin can also be obtained as a commercial product.
- Examples of such commercially available products include some of the “Rextac” (registered trademark) series manufactured by REXtac, LLC (for example, REXTAC RT 2788, REXTAC RT 2730, etc.).
- the olefin hot melt pressure-sensitive adhesive may further contain a metallocene olefin resin.
- the metallocene olefin resin is an olefin resin obtained by polymerization using a metallocene catalyst. Only one type of metallocene olefin resin may be used, or two or more types may be used.
- any appropriate olefin-based resin can be adopted as long as the effect of the present invention is not impaired as long as it is an olefin-based resin obtained by polymerization using a metallocene catalyst.
- Such metallocene-based olefin resins preferably include homopolymers of ⁇ -olefins and copolymers of two or more ⁇ -olefins.
- the ⁇ -olefin is preferably an ⁇ -olefin having 2 to 20 carbon atoms.
- the metallocene olefin resin is a metallocene olefin resin having no aromatic structure.
- a metallocene olefin resin having no aromatic structure it is possible to provide an olefin hot melt pressure-sensitive adhesive with a sufficiently reduced odor.
- a propylene-based elastomer is preferable as the metallocene-based olefin resin in that the effects of the present invention can be more effectively expressed.
- the content ratio of the metallocene olefin resin in the olefin hot melt pressure-sensitive adhesive is preferably 20% by weight to 0% by weight, more preferably 15% by weight to 0% by weight, and still more preferably 8% by weight to It is 0% by weight, more preferably 8% by weight to 0.1% by weight, particularly preferably 5% by weight to 1% by weight, and most preferably 5% by weight to 2% by weight.
- the metallocene olefin resin can be obtained as a commercial product.
- commercially available products include some of “Tuffmer” (registered trademark) series manufactured by Mitsui Chemicals, Inc. (for example, Tuffmer PN-3560, etc.), “Vistamaxx” manufactured by ExxonMobil, Inc. "(Registered trademark) series” (for example, Vistamax 3000, Vistamax 6202, Vistamax 7010, Vistamax 7050, etc.).
- the hydrocarbon tackifier may be only one kind or two or more kinds.
- hydrocarbon-based tackifier any appropriate hydrocarbon-based tackifier can be adopted as long as the effects of the present invention are not impaired.
- hydrocarbon tackifiers include aliphatic hydrocarbon tackifiers, alicyclic hydrocarbon tackifiers, aliphatic and alicyclic hydrocarbon tackifiers, and hydrogenated hydrocarbons. System tackifier and the like.
- the hydrocarbon tackifier is more preferably a hydrocarbon tackifier having no aromatic structure. By employing a hydrocarbon tackifier having no aromatic structure, it is possible to provide an olefinic hot melt pressure-sensitive adhesive with a sufficiently reduced odor.
- the content ratio of the hydrocarbon-based tackifier in the olefin-based hot melt adhesive is preferably 75% by weight to 15% by weight, more preferably 70% by weight to 20% by weight, and further preferably 65% by weight. % To 25% by weight, particularly preferably 60% to 30% by weight.
- Only one type of oil component may be used, or two or more types may be used.
- any appropriate oil component can be adopted as long as the effects of the present invention are not impaired.
- the olefinic hot-melt pressure-sensitive adhesive contains an oil component, the viscosity of the olefinic hot-melt pressure-sensitive adhesive can be adjusted appropriately, and the adhesiveness of the olefinic hot-melt pressure-sensitive adhesive can be adjusted appropriately.
- an oil component is preferably paraffin oil such as liquid paraffin.
- the content of the oil component in the olefinic hot melt pressure-sensitive adhesive is preferably 40% by weight to 5% by weight, more preferably 35% by weight to 6% by weight, and further preferably 30% by weight to 8% by weight. %, Particularly preferably 25 to 10% by weight.
- the olefin-based hot melt pressure-sensitive adhesive may contain any appropriate other component as long as the effects of the present invention are not impaired.
- examples of such other components include liquid paraffin, antioxidants, ultraviolet absorbers, light stabilizers, and fluorescent agents. Such other components may be only one kind or two or more kinds.
- the pressure-sensitive adhesive layer is used, for example, for the purpose of controlling the adhesive properties, for example, a tackifier, a softening agent, a polyolefin resin, a silicone polymer, a liquid acrylic copolymer, a phosphate ester compound, aging.
- the pressure-sensitive adhesive layer preferably contains a tackifier for the purpose of controlling the adhesive properties.
- tackifiers include hydrocarbon tackifiers, terpene tackifiers, rosin tackifiers, phenol tackifiers, epoxy tackifiers, polyamide tackifiers, and elastomer tackifiers. And ketone-based tackifiers. 1 type may be sufficient as a tackifier, and 2 or more types may be sufficient as it.
- hydrocarbon tackifier examples include aliphatic hydrocarbon resins, aromatic hydrocarbon resins (for example, xylene resins), aliphatic cyclic hydrocarbon resins, aliphatic / aromatic petroleum resins (for example, Styrene-olefin copolymers), aliphatic / alicyclic petroleum resins, hydrogenated hydrocarbon resins, coumarone resins, coumarone-indene resins, and the like.
- terpene tackifiers include terpene resins such as ⁇ -pinene polymers and ⁇ -pinene polymers; modified terpenes obtained by modifying terpene resins (eg, phenol modification, aromatic modification, hydrogenation modification, etc.) Resin (for example, terpene-phenol resin, styrene-modified terpene resin, hydrogenated terpene resin, etc.);
- rosin-based tackifiers examples include unmodified rosins such as gum rosin and wood rosin (raw rosin); modified rosins modified by hydrogenation, disproportionation, polymerization, etc. (for example, hydrogenated rosin, Averaged rosin, polymerized rosin, other chemically modified rosins, etc.); various other rosin derivatives;
- phenolic tackifier examples include resol type or novolac type alkylphenol.
- the tackifier may be commercially available as a blend with an olefin resin or a thermoplastic elastomer.
- corona discharge treatment for example, corona discharge treatment, ultraviolet irradiation treatment, flame treatment, plasma treatment, sputter etching treatment, etc. It can also be applied.
- ⁇ Release layer> As described in FIG. 1, for example, the surface b (100b) side of the base material layer B (100) in the portion P1 (1001), the surface c (100c) of the base material layer B (100) in the portion P2 (1002). On the side, the surface d (100d) side of the base material layer B (100) in the part P2 (1002) and the surface e (100e) side of the base material layer B (100) in the part P3 (1003) Is folded in a Z-shape, and any appropriate release layer may be provided so that the state folded in the Z-shape is unfolded during use.
- the thickness of the release layer is preferably 0.1 ⁇ m to 7.0 ⁇ m, more preferably 0.2 ⁇ m to 6.0 ⁇ m, still more preferably 0.3 ⁇ m to 5.0 ⁇ m, and particularly preferably 0.8 ⁇ m. It is 4 ⁇ m to 4.0 ⁇ m, and most preferably 0.5 ⁇ m to 3.0 ⁇ m. If the thickness of the release layer is within the above range, the ultra-small fixing tape of the present invention can be easily folded into a Z shape and can be folded into a Z shape when used.
- the release layer may be a single layer or a laminate of two or more layers.
- any appropriate release layer can be adopted as the release layer as long as the effects of the present invention are not impaired.
- a release layer a release layer formed by any appropriate release agent is preferably used.
- release agents include silicone release agents such as condensation-type and addition-type thermosetting silicone release agents, radiation-curable silicone release agents such as ultraviolet rays and electron beams, etc .; fluorine-containing (meth) acrylic acid Fluorine-based release agent comprising an acrylic copolymer obtained by polymerizing an ester and an alkyl ester of (meth) acrylic acid having an alkyl group having 8 or less carbon atoms; a long-chain alkyl having 12 to 22 carbon atoms Long-chain alkyl release agent comprising an acrylic copolymer obtained by polymerizing an alkyl ester of (meth) acrylic acid having a group and an alkyl ester of (meth) acrylic acid having an alkyl group having 8 or less carbon atoms (For example, see Japanese Patent Publication No. 29-3144 and Japanese Patent Publication No. 29-7333).
- the release agent is preferably a silicone release agent from the viewpoint that the effects of the present invention can be further expressed.
- the ultra-small fixing tape of the present invention may be provided with an engaging portion in at least a part of the extending portion.
- any appropriate engaging portion can be adopted as long as it has a function capable of being engaged with other parts as long as the effect of the present invention is not impaired.
- Such an engaging portion is preferably an adhesive layer or a hook material.
- the engaging portion may be one in which the adhesive layer and the hook material coexist.
- At least a part of the engaging portion may be colored. Since at least a part of the engaging portion is colored, the user can easily recognize the engaging portion, and for example, it becomes easy to understand a pinching place when the pin is extended by hand.
- the shear adhesive strength of the engaging portion is preferably 6 N / 1.95 mm 2 or more, more preferably 6 N / 1.95 mm 2 to 25 N / 1.95 mm 2 at a temperature of 23 ° C. and a humidity of 50%. preferably 6N / 1.95mm 2 ⁇ 22N / 1.95mm 2, particularly preferably from 6N / 1.95mm 2 ⁇ 20N / 1.95mm 2, and most preferably 6N / 1.95mm 2 ⁇ 18N / 1 .95 mm 2 .
- the shearing adhesive force of the engaging portion is within the above range, when using the ultra-small fixing tape of the present invention, for example, when fixing a used absorbent article that has been folded small so as not to open, the book Even if the fixing tape is miniaturized like the ultra-small fixing tape of the invention, the fixing portion can be firmly fixed without loosening, and the used absorbent article that has been folded small is restored to its original shape. Returning can be suppressed.
- the engaging part is a pressure-sensitive adhesive layer
- a typical example is a form in which the above-mentioned pressure-sensitive adhesive layer is provided on at least a part of the elongated part. More specifically, for example, the material of the pressure-sensitive adhesive layer is applied to one surface e from the location of the folding portion V2 in the longitudinal direction of the base material layer B to the other end E2, and UV curing or the like is performed.
- the formed adhesive layer is mentioned.
- FIG. 3 shows a schematic cross-sectional view of a form in which a hook material is provided as an engaging portion at least at a part of the extending portion.
- the hook material (800) is formed of a laminated body of a nonwoven fabric layer (500), a plastic film (600), and an adhesive layer (700). 1003) at the end E2 (30).
- any suitable non-woven fabric can be adopted as long as the effects of the invention are not impaired.
- nonwoven fabric include spunbond nonwoven fabric, thermal bond nonwoven fabric, adhesive bonded nonwoven fabric, air-through nonwoven fabric, melt blown nonwoven fabric, spunbond melt blown spunbond nonwoven fabric, spunbond melt blow melt blown spunbond nonwoven fabric, non-bonded nonwoven fabric, electrospun nonwoven fabric, Examples thereof include flash-spun nonwoven fabric (for example, TYVEKTM manufactured by DuPont) and carded nonwoven fabric.
- a spunbond nonwoven fabric a thermal bond nonwoven fabric, an adhesive bonded nonwoven fabric, an air-through nonwoven fabric, a meltblown nonwoven fabric, a spunbond meltblown spunbond nonwoven fabric, and a spunbond meltblown meltblown spunbond nonwoven fabric, more preferably a spunbond.
- Nonwoven fabrics and air-through nonwoven fabrics more preferably spunbond nonwoven fabrics.
- Non-woven fabric may include fibers that are uniform structures, or may include composite fibers that are two-component structures such as a core-sheath structure, a side-by-side structure, a sea-island structure, and other two-component structures.
- nonwoven fabric see, for example, “Nonwoven Fabric Primer and Reference Sampler”, E.I. A. You can refer to Vaughn, Association of the Nonwoven Fabrics Industry, 3rd edition (1992).
- any appropriate fiber can be adopted as long as the effects of the present invention are not impaired.
- Such fibers include, for example, polyolefins (polypropylene, polyethylene, etc.), polyesters, polyamides, polyurethanes, elastomers, rayon, cellulose, acrylics, copolymers thereof, or blends thereof, or mixtures thereof.
- Such a fiber is preferably a polyolefin fiber (polyolefin fiber), a polyester fiber (polyester fiber), and two types selected from polyolefin and polyester in that the effects of the present invention can be expressed more effectively. It contains at least one selected from the above composite fibers of resin.
- polyolefin fibers examples include polypropylene fibers, polyethylene fibers, ⁇ -olefin copolymer fibers, and the like.
- the polyolefin fiber is preferably a polypropylene fiber or a polyethylene fiber, more preferably a polypropylene fiber, from the viewpoint that the effects of the present invention can be expressed more effectively.
- polyester fiber examples include polyethylene terephthalate (PET) fiber, polylactic acid fiber, and polyglycolic acid fiber.
- PET polyethylene terephthalate
- the polyester fiber is preferably a polyethylene terephthalate (PET) fiber from the viewpoint that the effects of the present invention can be expressed more effectively.
- composite fibers of two or more resins selected from polyolefin and polyester include fibers having a core-sheath structure, fibers having a side-by-side structure, and hollow fibers.
- a composite fiber of two or more resins selected from polyolefin and polyester means a composite fiber of two or more polyolefin resins, a composite fiber of two or more polyester resins, one or more polyolefins, and It means a composite fiber of one or more polyester resins.
- the composite fiber of two or more kinds of resins selected from polyolefin and polyester for example, a fiber having a core-sheath structure in which one of two types of polyolefin is in the core and the other is in the sheath, polyester And a fiber having a core-sheath structure, polyolefin having a side-by-side structure, and polyester.
- the fibers constituting the nonwoven fabric may be crimped fibers.
- the crimpable fiber for example, a fiber containing two components having different freezing points having a side-by-side structure or an unevenly arranged core-sheath structure, and when the phase change from a molten state to a solid state, Examples thereof include fibers that develop a fine coiled crimp with a relatively small radius when a high component is first solidified and contracted.
- the fibers constituting the nonwoven fabric may contain any appropriate other component as long as the effects of the present invention are not impaired.
- other components include other polymers, tackifiers, plasticizers, deterioration inhibitors, pigments, dyes, antioxidants, antistatic agents, lubricants, foaming agents, heat stabilizers, and light stabilizers.
- An agent, an inorganic filler, an organic filler, etc. are mentioned. These may be only one kind or two or more kinds.
- the content of other components in the fibers constituting the nonwoven fabric is preferably 10% by weight or less, more preferably 7% by weight or less, still more preferably 5% by weight or less, and particularly preferably 2% by weight. And most preferably 1% by weight or less.
- plastic film (600) any appropriate plastic film can be adopted as long as the effects of the present invention are not impaired.
- plastic films include polyethylene films (eg, linear low density polyethylene film, low density polyethylene film, medium density polyethylene film, high density polyethylene film), polypropylene films (eg, random polypropylene film, block) Polyolefin film such as polypropylene film).
- the microminiature fixing tape of the present invention can be manufactured by any appropriate method.
- a base material layer B is prepared, and the material of the fixing means is provided on one surface a from the one end E1 in the longitudinal direction of the base material layer B to the folding processing portion V1.
- a release layer is formed by application and ultraviolet curing or the like, whereby a portion P1 having a laminated structure of fixing means / base layer B / release layer is constructed, while the longitudinal direction of the base layer B
- the material of the adhesive layer is applied to one surface c from the location of the folding processing portion V1 to the location of the folding processing portion V2 to form an adhesive layer by ultraviolet curing or the like, and the longitudinal direction of the base material layer B
- the other part from the folding processing part V1 to the folding processing part V2 A release layer material is applied to the surface d and a release layer is formed by ultraviolet curing or the like, whereby a portion P2 having a laminated structure of an adhesive layer / base material layer B / release layer is constructed
- the material of the pressure-sensitive adhesive layer is applied to one surface e of the base material layer B from the position of the folding portion V2 in the longitudinal direction to the other end E2, and the pressure-sensitive adhesive layer is formed by ultraviolet curing or the like.
- a portion P3 having a laminated structure of the pressure-sensitive adhesive layer / base material layer B is constructed, and the ultra-small fixing tape of the present invention can be obtained.
- the order of forming the layers may be different, and the folding processing part V1 and the folding processing part V2 may be formed at any timing.
- Arbitrary suitable means can be employ
- the ultra-small fixing tape of the present invention can be used for any appropriate absorbent article that can effectively use the effects of the present invention. That is, the absorbent article of the present invention includes the ultra-small fixing tape of the present invention.
- the absorbent article of the present invention includes the ultra-small fixing tape of the present invention.
- sanitary goods etc. are mentioned typically, for example. Examples of such sanitary products include disposable diapers, sanitary napkins, incontinence pads, supporters, masks, and the like.
- the ultra-small fixing tape of the present invention can be used as a disposal tape for various discarded articles.
- waste articles typically include any appropriate absorbent article, and specifically include sanitary articles such as disposable diapers, sanitary napkins, incontinence pads, supporters, and masks.
- the ultra-small fixing tape of the present invention fixed to a part of the absorbent article to be discarded can be used by The state folded in the shape of a letter is developed, the extension is pulled, and the absorbent article folded in a small size is fixed to a part of the absorbent article so as not to open.
- FIG. 4 is a perspective view showing one embodiment of a disposal method using the ultra-small fixing tape of the present invention.
- the ultra-small fixing tape (1000) of the present invention is fixed to the portion Y (510) of the member X (500) of the disposable diaper (2000) by the fixing means, and the extension portion is pulled.
- the member X (500) of the absorbent article is developed in such a manner that the state folded in a Z-shape is expanded, the extended portion is further pulled, and the small folded diaper (2000) is bridged so as not to open. It is fixed to the portion Z (520).
- ⁇ Upper yield strength, elongation at break> The Z-type tapes of the examples and comparative examples were cut to a width of 25 mm and then developed and set in a tensile tester (manufactured by Shimadzu Corp .: AG-20kNG) with a chuck distance of 50 mm in the longitudinal direction, and a tensile speed of 300 mm / min. And extended to the breaking point.
- the upper yield strength and elongation at break were confirmed by measuring SS data. During the elongation from 0% to 100%, when there is no upper yield point, the elongation stress at 100% strain is the highest, and when it has the upper yield point, the elongation stress at strain less than 100% is the highest. It becomes higher and that point becomes the upper yield point. The maximum elongation is obtained as elongation at break (%).
- ⁇ Permanent strain> The Z-type tapes of the examples and comparative examples were cut to a width of 25 mm and then developed and set in a tensile tester (manufactured by Shimadzu Corp .: AG-20kNG) with a chuck distance of 50 mm in the longitudinal direction, and a tensile speed of 300 mm / min. After extending to 400%, the elongation was returned to 0% at a tensile speed of 1000 mm / min (first time). The film was once removed from the chuck, and the stretched film was stretched 100% at a rate of 300 mm / min between the 50 mm chucks (second time). It was returned to 0% again, and this time it was stretched again to 100% without removing the chuck (third time). The permanent strain amount (strain amount% that does not generate stress) confirmed at the time of the third stretching was defined as the permanent strain amount.
- HDPE product of Tosoh, trade name: Nipolon Hard 1000
- layer A amorphous polyolefin (product of Exxon Mobile, trade name: Vistamaxx 7010): 95 parts
- white pigment titanium oxide, product of DuPont, trade name: Ti-Pure R103
- SIS adhesive styrene thermoplastic elastomer (SIS, manufactured by Nippon Zeon Co., Ltd., product).
- SIS adhesive styrene thermoplastic elastomer (SIS, manufactured by Nippon Zeon Co., Ltd., product).
- Quintac 3520 100 parts
- aromatic modified terpene resin hydride manufactured by Yashara Chemical Co., Ltd., trade name: Clearon M-105
- aromatic modified terpene polymer manufactured by Yashara Chemical Co., Ltd., trade name: YS Resin TO-L
- an ultraviolet curable silicone release agent was applied to the surface b (100b) and the surface d (100d) shown in FIG. ⁇
- UV9300 100 parts
- Each applied layer was cured by ultraviolet irradiation (irradiation conditions: CV-1100-G manufactured by Fusion UV Systems Japan, irradiation amount: 1200 W / cm 2 , line speed: 50 m / min).
- the obtained laminated film is cut so that the length in the longitudinal direction is 60 mm and the length in the width direction is 15 mm, folded in a Z shape so that the release layer is inside, and the length in the longitudinal direction
- a fixing tape (1) having a width of 20 mm and a length in the width direction of 15 mm was obtained. The results are shown in Table 1.
- HDPE product of Tosoh, trade name: Nipolon Hard 1000
- layer A amorphous polyolefin (product of Exxon Mobile, trade name: Vistamaxx 7010): 95 parts
- white pigment titanium oxide, product of DuPont, trade name: Ti-Pure R103
- a layer / B layer / A layer 7.5 ⁇ m / 60 ⁇ m / 7.5 ⁇ m, except that an elastic film having a total thickness of 75 ⁇ m was extruded.
- Example 2 The same procedure as in Example 1 was performed, and the obtained laminated film was cut so that the length in the longitudinal direction was 60 mm and the length in the width direction was 15 mm, and folded into a Z shape so that the release layer was on the inside. A fixing tape (2) having a length in the long direction of 20 mm and a length in the width direction of 15 mm was obtained. The results are shown in Table 1.
- the laminated film obtained was cut so that the length in the longitudinal direction was 60 mm and the length in the width direction was 15 mm, and folded into a Z shape so that the release layer was inside, in the longitudinal direction
- a fixing tape (3) having a length of 20 mm and a length in the width direction of 15 mm was obtained. The results are shown in Table 1.
- Example 4 Extrusion lamination was performed on a spunbonded nonwoven fabric (36 gsm) using a hydrophobic PP resin with a T-die extruder at 220 ° C. so that random PP (Nippon Polypro: Novatec PP EG8) was 32 gsm.
- SIS adhesive styrene thermoplastic elastomer (SIS, manufactured by Nippon Zeon Co., Ltd., trade name: QUINTAC 3520): 100 parts, hydrogenated aromatic modified terpene resin ( Yasuhara Chemical Co., Ltd., trade name: Clearon M-105): 150 parts, aromatic-modified terpene polymer (Yasuhara Chemical Co., Ltd., trade name: YS Resin TO-L): 80 parts) Then, a 13 mm-wide hook material (Binder, 85445) was laminated on the coating layer to obtain an engagement portion A.
- SIS adhesive styrene thermoplastic elastomer (SIS, manufactured by Nippon Zeon Co., Ltd., trade name: QUINTAC 3520): 100 parts, hydrogenated aromatic modified terpene resin ( Yasuhara Chemical Co., Ltd., trade name: Clearon M-105): 150 parts, aromatic-modified terpene polymer (Yasuhara Chemical Co., Ltd
- the obtained engaging portion A of the fixing tape (1) obtained in Example 1 is shaped so as to have a wrap amount of 10 mm with the application layer of the SIS adhesive in the form as shown in FIG. 1 was bonded to the surface of the portion P3 (1003) shown in FIG. 1 opposite to the surface e (100e) to obtain a fixing tape (4) with a hook.
- the length of the engagement object in the fixing tape (4) in the longitudinal direction is 15 mm including the wrap amount of 10 mm (that is, the length of the spunbond nonwoven fabric using the hydrophobic PP resin), the hook material
- the length of the part was 15 mm and the length in the width direction was 13 mm.
- Table 1 The results are shown in Table 1.
- Example 5 The same procedure as in Example 4 was performed except that the fixing tape (2) obtained in Example 2 was used instead of the fixing tape (1) obtained in Example 1, and a fixing tape with a hook ( 5) was obtained. The results are shown in Table 1.
- Example 6 The same procedure as in Example 4 was performed except that the fixing tape (3) obtained in Example 3 was used instead of the fixing tape (1) obtained in Example 1, and a fixing tape with a hook ( 6) was obtained. The results are shown in Table 1.
- LDPE product of Tosoh, product name: Petrocene 251R
- LDPE product of Tosoh, product name: Petrocene 251R
- white pigment titanium oxide, manufactured by DuPont, product name: Ti-Pure R103
- SIS adhesive styrene thermoplastic elastomer (SIS, manufactured by Nippon Zeon Co., Ltd., product).
- SIS adhesive styrene thermoplastic elastomer (SIS, manufactured by Nippon Zeon Co., Ltd., product).
- Quintac 3520 100 parts
- aromatic modified terpene resin hydride manufactured by Yashara Chemical Co., Ltd., trade name: Clearon M-105
- aromatic modified terpene polymer manufactured by Yashara Chemical Co., Ltd., trade name: YS Resin TO-L
- an ultraviolet curable silicone release agent was applied to the surface b (100b) and the surface d (100d) shown in FIG. ⁇
- UV9300 100 parts
- Each applied layer was cured by ultraviolet irradiation (irradiation conditions: CV-1100-G manufactured by Fusion UV Systems Japan, irradiation amount: 1200 W / cm 2 , line speed: 50 m / min).
- the obtained laminated film is cut so that the length in the longitudinal direction is 60 mm and the length in the width direction is 15 mm, folded in a Z shape so that the release layer is inside, and the length in the longitudinal direction was 20 mm, and the fixing tape (C1) having a length in the width direction of 15 mm was obtained.
- Table 1 The results are shown in Table 1.
- LDPE product of Tosoh, product name: Petrocene 251R
- LDPE product of Tosoh, product name: Petrocene 251R
- white pigment titanium oxide, manufactured by DuPont, product name: Ti-Pure R103
- an elastic film of A layer / B layer / A layer 8 ⁇ m / 64 ⁇ m / 8 ⁇ m, a total of 80 ⁇ m was extruded.
- a fixing tape (C2) was obtained in the same manner as in Comparative Example 1 except that this elastic film was used as the elastic film. The results are shown in Table 1.
- LDPE product of Tosoh, product name: Petrocene 251R
- LDPE product of Tosoh, product name: Petrocene 251R
- white pigment titanium oxide, manufactured by DuPont, product name: Ti-Pure R103
- a fixing tape C3 was obtained in the same manner as in Comparative Example 1 except that this elastic film was used as the elastic film. The results are shown in Table 1.
- the ultra-small fixing tape of the present invention can be used for any appropriate absorbent article that can effectively use the effects of the present invention. That is, the absorbent article of the present invention includes the ultra-small fixing tape of the present invention.
- the absorbent article of the present invention includes the ultra-small fixing tape of the present invention.
- sanitary goods etc. are mentioned typically, for example. Examples of such sanitary products include disposable diapers, sanitary napkins, incontinence pads, supporters, masks, and the like.
Abstract
Description
伸長部と実質的に伸長しない非伸長部とからなる固定用テープであって、
該非伸長部の少なくとも一部に固定手段が備えられており、
該固定用テープは基材層Bを有し、
該基材層Bの厚みが50μm以上であり、
該基材層Bの温度23℃、湿度50%における長尺方向の上降伏点強度が5N/25mm~15N/25mmである。
本発明の超小型固定用テープは、伸長部と実質的に伸長しない非伸長部とからなる超小型固定用テープである。
基材層Bの厚みは50μm以上であり、好ましくは50μm~125μmであり、より好ましくは50μm~110μmであり、さらに好ましくは50μm~100μmであり、特に好ましくは50μm~90μmであり、最も好ましくは50μm~80μmである。基材層Bの厚みが上記範囲内にあれば、本発明の超小型固定用テープは、長尺方向や幅方向の長さが短くても容易に伸びやすく、十分な超小型化が可能となる。
固定手段の厚みは、好ましくは40μm~150μmであり、より好ましくは40μm~120μmであり、さらに好ましくは40μm~110μmであり、特に好ましくは40μm~100μmであり、最も好ましくは40μm~90μmである。固定手段の厚みが上記範囲内にあれば、本発明の超小型固定用テープが、例えば、伸長部が十分に引き伸ばされても、被着体に十分に固定され得る。
図1において説明したように、例えば、部分P1(1001)における基材層B(100)の表面b(100b)側、部分P2(1002)における基材層B(100)の表面c(100c)側、部分P2(1002)における基材層B(100)の表面d(100d)側、部分P3(1003)における基材層B(100)の表面e(100e)側のそれぞれには、使用前にはZ字型に折り畳まれており、使用時にはZ字型に折り畳まれた状態が展開されるように、任意の適切な粘着剤層が設けられていてもよい。
図1において説明したように、例えば、部分P1(1001)における基材層B(100)の表面b(100b)側、部分P2(1002)における基材層B(100)の表面c(100c)側、部分P2(1002)における基材層B(100)の表面d(100d)側、部分P3(1003)における基材層B(100)の表面e(100e)側のそれぞれには、使用前にはZ字型に折り畳まれており、使用時にはZ字型に折り畳まれた状態が展開されるように、任意の適切な離型層が設けられていてもよい。
本発明の超小型固定用テープには、伸長部の少なくとも一部に係合部が備えられていてもよい。
本発明の超小型固定用テープは、任意の適切な方法によって製造し得る。このような方法としては、例えば、基材層Bを準備し、該基材層Bの長尺方向の一方の端部E1から折り畳み加工部V1の箇所までの一方の表面aに固定手段の材料を塗布して紫外線硬化等により固定手段を形成し、該基材層Bの長尺方向の一方の端部E1から折り畳み加工部V1の箇所までのもう一方の表面bに離型層の材料を塗布して紫外線硬化等により離型層を形成し、これによって、固定手段/基材層B/離型層の積層構造を有する部分P1が構築され、他方、該基材層Bの長尺方向の折り畳み加工部V1の箇所から折り畳み加工部V2の箇所までの一方の表面cに粘着剤層の材料を塗布して紫外線硬化等により粘着剤層を形成し、該基材層Bの長尺方向の折り畳み加工部V1の箇所から折り畳み加工部V2の箇所までのもう一方の表面dに離型層の材料を塗布して紫外線硬化等により離型層を形成し、これによって、粘着剤層/基材層B/離型層の積層構造を有する部分P2が構築され、さらに他方、該基材層Bの長尺方向の折り畳み加工部V2の箇所からもう一方の端部E2までの一方の表面eに粘着剤層の材料を塗布して紫外線硬化等により粘着剤層を形成し、これによって、粘着剤層/基材層Bの積層構造を有する部分P3が構築され、本発明の超小型固定用テープとすることができる。また、上記の方法において、各層の形成の順序は異なっていてもよいし、折り畳み加工部V1、折り畳み加工部V2の形成はどのタイミングで行ってもよい。折り畳み加工部V1、折り畳み加工部V2の形成手段は、任意の適切な手段を採用し得る。さらに、前述したような係合部を設けてもよい。
本発明の超小型固定用テープは、本発明の効果を有効に利用できる任意の適切な吸収性物品に用いることができる。すなわち、本発明の吸収性物品は、本発明の超小型固定用テープを含む。このような吸収性物品としては、代表的には、例えば、衛生用品などが挙げられる。このような衛生用品としては、例えば、使い捨ておむつ、生理用ナプキン、失禁パッド、サポーター、マスクなどが挙げられる。
本発明の超小型固定用テープは、各種廃棄物品の廃棄テープとして使用し得る。このような廃棄物品としては、代表的には、任意の適切な吸収性物品が挙げられ、具体的には、使い捨ておむつ、生理用ナプキン、失禁パッド、サポーター、マスクなどの衛生用品が挙げられる。
実施例および比較例のZ型テープを幅25mmに切断した後、展開し、長手方向にチャック間50mmにて引張試験機(島津製作所製:AG-20kNG)にセットし、引張速度300mm/minにて破断点まで伸長した。
上降伏点強度および破断点伸びは、S-Sデータの測定から確認した。0%から100%までに伸長する間において、上降伏点を有しない場合は100%歪み時の伸長応力が最も高く、上降伏点を有する場合は100%よりも少ない歪み時の伸長応力が最も高くなり、その点が上降伏点となる。また、最大伸び量は破断時伸び(%)で得られる。
実施例および比較例のZ型テープを幅25mmに切断した後、展開し、長手方向にチャック間50mmにて引張試験機(島津製作所製:AG-20kNG)にセットし、引張速度300mm/minにて400%まで伸長した後、引張速度1000mm/minにて0%まで伸長を戻した(1回目)。このフィルムを一度チャックから外し、延伸されたフィルムをもう一度50mmチャック間にて300mm/minにて100%延伸した(2回目)。再度0%まで戻し、今度はチャックを外さずにもう一度100%まで延伸した(3回目)。この3回目の延伸時に確認される永久歪量(応力を発生しない歪量%)を永久歪量とした。
実施例および比較例のZ型テープを幅15mmに切断した後、展開し、接着面積が幅15mm、長さ13mmになるようにサンプルを準備した。一方、100%ポリプロピレン製オムツバックシート用スパンボンド不織布(19g/m2)(疎水タイプ)をPP板にアクリル系両面テープ(日東電工社製:No.5000NS)を用いて貼り合せた。不織布表面に指定の接着面積にて1kg荷重で2往復で圧着した。圧着から1分間室温(23℃)に静置し、90度角度、300mm/minの剥離速度にて接着力を測定した。
HDPE(東ソー製、商品名:ニポロンハード1000)をA層、アモルファスポリオレフィン(Exxon Mobile製、商品名:Vistamaxx 7010):95部、白色顔料(酸化チタン、Dupont製、商品名:Ti-Pure R103):5部にて配合したものを、押出機のB層に投入し、A層/B層/A層=5μm/40μm/5μm、計50μmの厚みの弾性フィルムを押し出した。
得られた弾性フィルムの、図1で示す表面a(100a)、表面c(100c)、表面e(100e)に、SIS系粘着剤(スチレン系熱可塑性エラストマー(SIS、日本ゼオン株式会社製、商品名:クインタック3520):100部、芳香族変性テルペン樹脂水素化物(ヤスハラケミカル株式会社製、商品名:クリアロンM-105):150部、芳香族変性テルペン重合体(ヤスハラケミカル株式会社製、商品名:YSレジンTO-L):80部)を硬化後の厚みが70μmとなるように塗布し、図1で示す表面b(100b)、表面d(100d)に、紫外線硬化型シリコーン系剥離剤(モメンティブ・パフォーマンス・マテリアルズ製、商品名:UV9300):100部と紫外線硬化型シリコーン系剥離剤(モメンティブ・パフォーマンス・マテリアルズ製、商品名:UV9380C):3部を配合したものを硬化後の離型層の厚みが0.7μmとなるように塗布した。
紫外線照射(照射条件:フュージョンUVシステムズジャパン製、CV-1100-G、照射量:1200W/cm2、ライン速度:50m/min)によって、塗布した各層を硬化した。
得られた積層フィルムを、長尺方向の長さが60mm、幅方向の長さが15mmとなるようにカットし、離型層が内側になるようにZ型に折り畳み、長尺方向の長さが20mm、幅方向の長さが15mmの固定用テープ(1)を得た。
結果を表1に示した。
HDPE(東ソー製、商品名:ニポロンハード1000)をA層、アモルファスポリオレフィン(Exxon Mobile製、商品名:Vistamaxx 7010):95部、白色顔料(酸化チタン、Dupont製、商品名:Ti-Pure R103):5部にて配合したものを、押出機のB層に投入し、A層/B層/A層=7.5μm/60μm/7.5μm、計75μmの厚みの弾性フィルムを押し出した以外は実施例1と同様に行い、得られた積層フィルムを、長尺方向の長さが60mm、幅方向の長さが15mmとなるようにカットし、離型層が内側になるようにZ型に折り畳み、長尺方向の長さが20mm、幅方向の長さが15mmの固定用テープ(2)を得た。
結果を表1に示した。
HDPE(東ソー製、商品名:ニポロンハード1000)をA層、アモルファスポリオレフィン(Exxon Mobile製、商品名:Vistamaxx 7010):95部、白色顔料(酸化チタン、Dupont製、商品名:Ti-Pure R103):5部にて配合したものを、押出機のB層に投入し、A層/B層/A層=10μm/80μm/10μm、計100μmの厚みの弾性フィルムを押し出した以外は実施例1と同様に行い、得られた積層フィルムを、長尺方向の長さが60mm、幅方向の長さが15mmとなるようにカットし、離型層が内側になるようにZ型に折り畳み、長尺方向の長さが20mm、幅方向の長さが15mmの固定用テープ(3)を得た。
結果を表1に示した。
疎水性PP樹脂を用いたスパンボンド不織布(36gsm)にランダムPP(日本ポリプロ製:ノバテックPP EG8)を32gsmになるように220℃設定のTダイ押出成形機にて押出ラミネーションを行った。得られた積層フィルムのランダムPP樹脂層面に、SIS系粘着剤(スチレン系熱可塑性エラストマー(SIS、日本ゼオン株式会社製、商品名:クインタック3520):100部、芳香族変性テルペン樹脂水素化物(ヤスハラケミカル株式会社製、商品名:クリアロンM-105):150部、芳香族変性テルペン重合体(ヤスハラケミカル株式会社製、商品名:YSレジンTO-L):80部)を硬化後の厚みが40μmとなるように塗布し、その塗布層上に、13mm幅のフック材(Binder社製、85445)をラミネーションし、係合部Aを得た。
得られた係合部Aを、図3に示すような形態によって、SIS系粘着剤の塗布層とのラップ量が10mmになるように、実施例1で得られた固定用テープ(1)の、図1で示す部分P3(1003)における表面e(100e)と反対側の面に貼り合せ、フック付きの固定用テープ(4)を得た。
固定用テープ(4)における係合物の長尺方向の長さは、ラップ量の10mmを含めた長さ(すなわち、疎水性PP樹脂を用いたスパンボンド不織布の長さ)が15mm、フック材部分の長さが15mm、幅方向の長さが13mmであった。
結果を表1に示した。
実施例1で得られた固定用テープ(1)の代わりに実施例2で得られた固定用テープ(2)を用いた以外は、実施例4と同様に行い、フック付きの固定用テープ(5)を得た。
結果を表1に示した。
実施例1で得られた固定用テープ(1)の代わりに実施例3で得られた固定用テープ(3)を用いた以外は、実施例4と同様に行い、フック付きの固定用テープ(6)を得た。
結果を表1に示した。
LDPE(東ソー製、商品名:ペトロセン251R)をA層、LDPE(東ソー製、商品名:ペトロセン251R):95部、白色顔料(酸化チタン、Dupont製、商品名:Ti-Pure R103):5部にて配合したものを、押出機のB層に投入し、A層/B層/A層=5μm/40μm/5μm、計50μmの厚みの弾性フィルムを押し出した。
得られた弾性フィルムの、図1で示す表面a(100a)、表面c(100c)、表面e(100e)に、SIS系粘着剤(スチレン系熱可塑性エラストマー(SIS、日本ゼオン株式会社製、商品名:クインタック3520):100部、芳香族変性テルペン樹脂水素化物(ヤスハラケミカル株式会社製、商品名:クリアロンM-105):150部、芳香族変性テルペン重合体(ヤスハラケミカル株式会社製、商品名:YSレジンTO-L):80部)を硬化後の厚みが70μmとなるように塗布し、図1で示す表面b(100b)、表面d(100d)に、紫外線硬化型シリコーン系剥離剤(モメンティブ・パフォーマンス・マテリアルズ製、商品名:UV9300):100部と紫外線硬化型シリコーン系剥離剤(モメンティブ・パフォーマンス・マテリアルズ製、商品名:UV9380C):3部を配合したものを硬化後の離型層の厚みが15μmとなるように塗布した。
紫外線照射(照射条件:フュージョンUVシステムズジャパン製、CV-1100-G、照射量:1200W/cm2、ライン速度:50m/min)によって、塗布した各層を硬化した。
得られた積層フィルムを、長尺方向の長さが60mm、幅方向の長さが15mmとなるようにカットし、離型層が内側になるようにZ型に折り畳み、長尺方向の長さが20mm、幅方向の長さが15mmの固定用テープ(C1)を得た。
結果を表1に示した。
LDPE(東ソー製、商品名:ペトロセン251R)をA層、LDPE(東ソー製、商品名:ペトロセン251R):95部、白色顔料(酸化チタン、Dupont製、商品名:Ti-Pure R103):5部にて配合したものを、押出機のB層に投入し、A層/B層/A層=8μm/64μm/8μm、計80μmの弾性フィルムを押し出した。弾性フィルムとして、この弾性フィルムを用いた以外は、比較例1と同様に行い、固定用テープ(C2)を得た。
結果を表1に示した。
LDPE(東ソー製、商品名:ペトロセン251R)をA層、LDPE(東ソー製、商品名:ペトロセン251R):95部、白色顔料(酸化チタン、Dupont製、商品名:Ti-Pure R103):5部にて配合したものを、押出機のB層に投入し、A層/B層/A層=10μm/80μm/10μm、計100μmの厚みの弾性フィルムを押し出した。弾性フィルムとして、この弾性フィルムを用いた以外は、比較例1と同様に行い、固定用テープ(C3)を得た。
結果を表1に示した。
1001 部分P1
1002 部分P2
1003 部分P3
100 基材層B
100a 表面a
100b 表面b
100c 表面c
100d 表面d
100e 表面e
200 固定手段
300 粘着剤層
400 離型層
500 不織布層
600 プラスチックフィルム
700 粘着剤層
800 フック材
10 端部E1
20a 折り畳み加工部V1
20b 折り畳み加工部V2
30 端部E2
40 エラストマー層
50a オレフィン系樹脂層
50b オレフィン系樹脂層
2000 使い捨ておむつ
500 部材X
510 部分Y
520 部分Z
Claims (28)
- 伸長部と実質的に伸長しない非伸長部とからなる超小型固定用テープであって、
該非伸長部の少なくとも一部に固定手段が備えられており、
該超小型固定用テープは基材層Bを有し、
該基材層Bの厚みが50μm以上であり、
該基材層Bの温度23℃、湿度50%における長尺方向の上降伏点強度が5N/25mm~15N/25mmである、
超小型固定用テープ。 - 前記基材層Bの厚みが50μm~125μmである、請求項1に記載の超小型固定用テープ。
- 前記上降伏点強度が5N/25mm~15N/25mmである、請求項1に記載の超小型固定用テープ。
- 前記基材層Bの温度23℃、湿度50%における長尺方向の破断点伸びが600%以上である、請求項1に記載の超小型固定用テープ。
- 前記破断点伸びが600%~1500%である、請求項4に記載の超小型固定用テープ。
- 温度23℃、湿度50%において、前記基材層Bを長尺方向に伸び率400%に伸長した後に定常状態に戻し、続いて長尺方向に伸び率100%に伸長した後に定常状態に戻し、さらに長尺方向に伸び率100%に伸長したときの該基材層Bの永久歪量が30%以下である、請求項1に記載の超小型固定用テープ。
- 前記永久歪量が5%~30%である、請求項6に記載の超小型固定用テープ。
- 前記伸長部の少なくとも一部に係合部が備えられている、請求項1に記載の超小型固定用テープ。
- 前記係合部のせん断接着力が、温度23℃、湿度50%において、6N/1.95mm2以上である、請求項8に記載の超小型固定用テープ。
- 前記せん断接着力が、6N/1.95mm2~25N/1.95mmである、請求項9に記載の超小型固定用テープ。
- 前記係合部が粘着剤層またはフック材である、請求項8に記載の超小型固定用テープ。
- 前記固定手段が粘着剤である、請求項1に記載の超小型固定用テープ。
- 前記粘着剤がホットメルト粘着剤である、請求項12に記載の超小型固定用テープ。
- 長尺方向の長さが5mm~80mmである、請求項1に記載の超小型固定用テープ。
- 前記長尺方向の長さが10mm~50mmである、請求項14に記載の超小型固定用テープ。
- 幅方向の長さが5mm~40mmである、請求項1に記載の超小型固定用テープ。
- 前記幅方向の長さが5mm~20mmである。請求項16に記載の超小型固定用テープ。
- 前記基材層Bが、エラストマー層の少なくとも一方の側にオレフィン系樹脂層を有する伸縮性積層体である、請求項1に記載の超小型固定用テープ。
- 前記オレフィン系樹脂層が非エラストマー性オレフィン系樹脂を含む、請求項18に記載の超小型固定用テープ。
- 前記非エラストマー性オレフィン系樹脂が、α-オレフィンのホモポリマーを含む、請求項19に記載の超小型固定用テープ。
- 前記α-オレフィンのホモポリマーが、ポリエチレン(PE)、ホモポリプロピレン(PP)から選ばれる少なくとも1種である、請求項20に記載の超小型固定用テープ。
- 前記α-オレフィンのホモポリマーが、高密度ポリエチレン(HDPE)、ホモポリプロピレン(PP)から選ばれる少なくとも1種を含む、請求項21に記載の超小型固定用テープ。
- 前記エラストマー層がオレフィン系エラストマーを含む、請求項18に記載の超小型固定用テープ。
- 前記オレフィン系エラストマーがα-オレフィン系エラストマーである、請求項23に記載の超小型固定用テープ。
- 前記α-オレフィン系エラストマーが、エチレン系エラストマー、プロピレン系エラストマーから選ばれる少なくとも1種である、請求項24に記載の超小型固定用テープ。
- 前記α-オレフィン系エラストマーが、メタロセン系α-オレフィン系エラストマーである、請求項24に記載の超小型固定用テープ。
- 少なくとも1箇所の折り畳み加工部を有する、請求項1に記載の超小型固定用テープ。
- 請求項1に記載の超小型固定用テープを含む吸収性物品。
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US20190076308A1 (en) | 2019-03-14 |
CN108138015B (zh) | 2021-10-15 |
EP3366743A4 (en) | 2019-07-31 |
PL3366743T3 (pl) | 2021-05-31 |
CN108138015A (zh) | 2018-06-08 |
US11141326B2 (en) | 2021-10-12 |
EP3366743A1 (en) | 2018-08-29 |
RU2018118560A (ru) | 2019-11-25 |
BR112018005395B1 (pt) | 2022-11-16 |
JP6650730B2 (ja) | 2020-02-19 |
JP2017078148A (ja) | 2017-04-27 |
RU2736037C2 (ru) | 2020-11-11 |
EP3366743B1 (en) | 2020-11-25 |
BR112018005395A2 (ja) | 2018-10-09 |
RU2018118560A3 (ja) | 2020-01-31 |
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