JP6017676B2 - 波形有孔ウェブ - Google Patents
波形有孔ウェブ Download PDFInfo
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- JP6017676B2 JP6017676B2 JP2015509127A JP2015509127A JP6017676B2 JP 6017676 B2 JP6017676 B2 JP 6017676B2 JP 2015509127 A JP2015509127 A JP 2015509127A JP 2015509127 A JP2015509127 A JP 2015509127A JP 6017676 B2 JP6017676 B2 JP 6017676B2
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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
- A61F13/51—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers
- A61F13/511—Topsheet, i.e. the permeable cover or layer facing the skin
- A61F13/51104—Topsheet, i.e. the permeable cover or layer facing the skin the top sheet having a three-dimensional cross-section, e.g. corrugations, embossments, recesses or projections
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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
- A61F13/15577—Apparatus or processes for manufacturing
- A61F13/15707—Mechanical treatment, e.g. notching, twisting, compressing, shaping
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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
- A61F13/51—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers
- A61F13/511—Topsheet, i.e. the permeable cover or layer facing the skin
-
- 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
- A61F13/00987—Apparatus or processes for manufacturing non-adhesive dressings or bandages
- A61F13/00991—Apparatus or processes for manufacturing non-adhesive dressings or bandages for treating webs, e.g. for moisturising, coating, impregnating or applying powder
- A61F13/00995—Apparatus or processes for manufacturing non-adhesive dressings or bandages for treating webs, e.g. for moisturising, coating, impregnating or applying powder for mechanical treatments
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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
- A61F13/51—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers
- A61F13/511—Topsheet, i.e. the permeable cover or layer facing the skin
- A61F13/512—Topsheet, i.e. the permeable cover or layer facing the skin characterised by its apertures, e.g. perforations
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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
- A61F13/51—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers
- A61F13/511—Topsheet, i.e. the permeable cover or layer facing the skin
- A61F13/512—Topsheet, i.e. the permeable cover or layer facing the skin characterised by its apertures, e.g. perforations
- A61F13/5121—Topsheet, i.e. the permeable cover or layer facing the skin characterised by its apertures, e.g. perforations characterised by the vertical shape of the apertures, e.g. three dimensional apertures, e.g. macro-apertures
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/02—Perforating by punching, e.g. with relatively-reciprocating punch and bed
- B26F1/06—Perforating by punching, e.g. with relatively-reciprocating punch and bed with punching tools moving with the work
- B26F1/10—Roller type punches
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/02—Perforating by punching, e.g. with relatively-reciprocating punch and bed
- B26F1/14—Punching tools; Punching dies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/18—Perforating by slitting, i.e. forming cuts closed at their ends without removal of material
- B26F1/20—Perforating by slitting, i.e. forming cuts closed at their ends without removal of material with tools carried by a rotating drum or similar support
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/24—Perforating by needles or pins
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31F—MECHANICAL WORKING OR DEFORMATION OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31F1/00—Mechanical deformation without removing material, e.g. in combination with laminating
- B31F1/07—Embossing, i.e. producing impressions formed by locally deep-drawing, e.g. using rolls provided with complementary profiles
-
- 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
- A61F2013/00089—Wound bandages
- A61F2013/00093—Wound bandages tubular
- A61F2013/00097—Wound bandages tubular net structure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
- B29C55/18—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets by squeezing between surfaces, e.g. rollers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D28/00—Producing nets or the like, e.g. meshes, lattices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31F—MECHANICAL WORKING OR DEFORMATION OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31F2201/00—Mechanical deformation of paper or cardboard without removing material
- B31F2201/07—Embossing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31F—MECHANICAL WORKING OR DEFORMATION OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31F2201/00—Mechanical deformation of paper or cardboard without removing material
- B31F2201/07—Embossing
- B31F2201/0707—Embossing by tools working continuously
- B31F2201/0715—The tools being rollers
- B31F2201/0723—Characteristics of the rollers
- B31F2201/0733—Pattern
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31F—MECHANICAL WORKING OR DEFORMATION OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31F2201/00—Mechanical deformation of paper or cardboard without removing material
- B31F2201/07—Embossing
- B31F2201/0707—Embossing by tools working continuously
- B31F2201/0715—The tools being rollers
- B31F2201/0723—Characteristics of the rollers
- B31F2201/0738—Cross sectional profile of the embossments
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31F—MECHANICAL WORKING OR DEFORMATION OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31F2201/00—Mechanical deformation of paper or cardboard without removing material
- B31F2201/07—Embossing
- B31F2201/0707—Embossing by tools working continuously
- B31F2201/0715—The tools being rollers
- B31F2201/0741—Roller cooperating with a non-even counter roller
- B31F2201/0748—Roller cooperating with a non-even counter roller having a dissimilar profile
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31F—MECHANICAL WORKING OR DEFORMATION OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31F2201/00—Mechanical deformation of paper or cardboard without removing material
- B31F2201/07—Embossing
- B31F2201/0784—Auxiliary operations
- B31F2201/0797—Perforating
Description
用語「有効ウェブ材料」が本明細書で利用されるが、その目的は、かかる有孔ウェブ材料から吸収性物品のための吸収性部材(又は非吸収性部材)等の構成要素を作成することである。そのような場合において、有孔ウェブ材料は、吸収性物品(例えばトップシート、バックシート、獲得層、吸収性コア)用に、個々の構成要素に切断される。吸収性物品に利用されるウェブの場合、そのような新しい構造体には、ウェブの既定の部分で、改善された性質(例えば改善された柔軟性、流体処理、又は他の性質等)を提供するものが含まれ得る。これらの有孔ウェブは、切断されて、包装(例えば、フローラップ、収縮包装、及びポリ袋など)、拭き取り用品、顔用ティッシュ、トイレットペーパー、ペーパータオル、及び同様物の製品の様々な他の構成要素を形成し得る。
従来技術のアプローチは、特に、強靱な又は引裂き抵抗性フィルムで、機械横断方向に幅広の寸法を有する開口部を形成するのには適していない。よって、従来技術アプローチで得られるよりもより大きな機械横断方向寸法を有する、ウェブ材料の開口部を得るために、同一のプロセス工程で(すなわち、同じニップ内で、かつ開口部形成歯がまだウェブに貫通している間に)、開口部形成とそれに次ぐ伸張とを可能にするプロセスを設計することが望ましい。従来技術アプローチは、また、本明細書に記述されるもののような高速の開口部形成及び伸張手段を使用した、溝内に配置された開口部を備えた、隆起と畝が交互に配置されたウェブを作製するのには適していない。
一般に、この装置は2つの噛み合い形成構造を含み、それらの間にニップを形成する。形成構造は、ウェブに質感を付与することができるローラー、プレート、ベルト、スリーブ、その他の構造、又はこれらの組み合わせを含み得る。第1の形成構造は、この形成構造の表面上に複数の第1隆起及び第1溝を含み、この第1隆起は、上面を有し、この第1溝は下面を有する。この第1形成構造は更に、第1隆起の上面から外方向に延出する、複数の離間した歯を含み、各歯は開口部を形成することができ、この第1隆起の上面は、前記歯の先端と、前記第1溝の下面との間に配置される。第2形成構造は、複数の連続的な第2隆起及び第2溝を含む。
図17に示すウェブ300(微小開口部312及び微小開口部314)のように、ポリマーフィルムに開口部を形成するための非限定的な一実施例において、装置は、係合深さ3.8mmで1.5mmピッチリングロールと相互に噛み合う、1.5mmピッチの凸状隆起RKAロールを含んで使用され得る。凸状隆起RKAロールは、長手方向がMD方向になるように向けて配置される歯を有する。歯は、図5Aに示すようにずれたパターンで配置される。歯は、底面から先端の尖点まで先細になった6つの面を備えた角錐形状を有し、高さhtは4.7mmである。歯は、夾角(図5Bのα)が62度、歯の長辺の側壁角度が約6度(図5Cのβ)、及び、端面夾角が90度(図5Eのγ)である。RKAロール上の歯の間にわたる隆起は丸み付けされておらず、平らな表面を形成する。歯は図6Bに示すように、やや切頭された形状の隆起に形成される。隆起及び溝は、リングロールの周りに円周方向に延在する。
溝内に開口部を有する波形ウェブを製造するための非限定的な一実施例において、装置は、係合深さ6.3mmで2.0mmピッチリングロールと相互に噛み合う、2.0mmピッチの凸状隆起RKAロールを含んで使用され得る。凸状隆起RKAロールは、長手方向がMD方向になるように向けて配置される歯を有し、隆起及び溝は、リングロールに沿って円周方向に延在する。歯は、図5Aに示すようにずれたパターンで配置される。歯は、底面から先端の尖点まで先細になった4つの面を備えた角錐形状を有し、高さhtは6.9mmである。歯は、夾角(図5Bのα)が57度、及び歯の長辺の側壁角度が約5度(図5Cのβ)である。RKAロール上の歯の間にわたる隆起は丸み付けされておらず、平らな表面を形成する。歯は図6Cに示すように、切頭されていない形状の隆起に形成される。歯は、MD方向の先端間歯間隔SMDが8.0mm、断面深さ(図6Aのdcc)が3.7mm、結果として得られる隆起高さ(図6AのhR)が3.2mmである。
Claims (14)
- a.交互に配置される隆起及び溝と、
b.交互に配置される低坪量領域及び高坪量領域と、
を含むウェブであって、
前記高坪量領域は、前記隆起及び前記溝内に配置され、
前記低坪量領域は、前記隆起と前記溝との間の側壁内に配置され、
前記溝内に配置された前記高坪量領域は、開口部を含む、ウェブ。 - 当該ウェブは、平坦フィルム、微小非平坦フィルム、熱接着点を含む不織布ウェブ、熱接着点を含まない不織布ウェブ、紙基材、積層材、又はこれらの組み合わせからなる群から選択される、請求項1に記載のウェブ。
- 当該ウェブは、前記隆起の頂部より下の領域及び前記溝の底部より上の領域に、ウェブの存在しない空き空間を含む、請求項1又は請求項2に記載のウェブ。
- 当該ウェブは、初期ウェブ坪量を有し、
前記低坪量領域は、前記初期ウェブ坪量よりも低い坪量を有する、請求項1〜3のいずれか一項に記載のウェブ。 - 当該ウェブは、初期ウェブ厚さを有し、
当該ウェブは、フィルムであり、
前記高坪量領域は、前記低坪量領域よりも厚く、
前記低坪量領域は、前記初期ウェブ厚さよりも薄い、請求項1〜4のいずれか一項に記載のウェブ。 - 前記隆起は、不連続に配置される、請求項1〜5のいずれか一項に記載のウェブ。
- 当該ウェブは、プロセス後に、より幅広になる、請求項1〜6のいずれか一項に記載のウェブ。
- 当該ウェブは、様々な特徴を中に備えた、表面を横断する様々なゾーンを含み、
前記様々なゾーンは、隆起高さ、隆起間隔、開口部サイズ、繊維直径、フィルム厚さ、又はこれらの組み合わせからなる群から選択される少なくとも1つの特徴が異なる、請求項1〜7のいずれか一項に記載のウェブ。 - 間に側壁を伴って交互に配置される隆起及び溝を含むウェブであって、
前記隆起は、頂部を有し、
前記溝は、底部を有し、
当該ウェブは、前記隆起の頂部より下の領域及び前記溝の底部より上の領域に、ウェブの存在しない空き空間を含み、
前記溝は、開口部を有し、
当該ウェブは、直径を有する繊維を含む不織布ウェブであり、
前記隆起の前記頂部の前記繊維直径の平均と、前記溝の前記底部の前記繊維直径の平均が、前記側壁の前記繊維直径の平均よりも大きい、ウェブ。 - 当該ウェブは、厚さを含み、
前記隆起の前記頂部の前記ウェブ厚さ及び前記溝の前記底部の前記ウェブ厚さが、前記側壁の前記ウェブ厚さの60%以内である、請求項9に記載のウェブ。 - 前記隆起の前記頂部の前記ウェブ厚さ及び前記溝の前記底部の前記ウェブ厚さが同様である、請求項9又は請求項10に記載のウェブ。
- 間に側壁を伴って交互に配置される隆起及び溝を含むウェブであって、
前記隆起は、頂部を有し、
前記溝は、底部を有し、
当該ウェブは、前記隆起の頂部より下の領域及び前記溝の底部より上の領域に、ウェブの存在しない空き空間を含み、
前記溝は、開口部を有し、
当該ウェブは、厚さを有し、
前記隆起の前記頂部の前記ウェブ厚さ及び前記溝の前記底部の前記ウェブ厚さが、前記側壁の前記ウェブ厚さよりも大きく、
当該ウェブは、微小非平坦フィルム又は平坦フィルムであり、
前記フィルムが、伸張領域及び非伸張領域を含む微小非平坦フィルムであり、前記伸張領域が、前記非伸張領域とは異なる微小非平坦特性を有し、前記微小非平坦特性が、開口面積、前記開口部のサイズ、前記開口部の向き、及びこれらの組み合わせからなる群から選択される、ウェブ。 - 当該ウェブは、伸張領域を含み、
前記伸張領域における前記ウェブ厚さは、元の前記ウェブ厚さの20%〜80%である、請求項12に記載のウェブ。 - 当該ウェブは、合計ウェブ面積の5%〜25%の合計開口面積を含む、請求項12又は請求項13に記載のウェブ。
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US13/455,925 US9925731B2 (en) | 2011-04-26 | 2012-04-25 | Corrugated and apertured web |
PCT/US2013/038156 WO2013163388A1 (en) | 2012-04-25 | 2013-04-25 | Corrugated and apertured web |
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EP4335420A2 (en) | 2017-02-16 | 2024-03-13 | The Procter & Gamble Company | Absorbent articles with substrates having repeating patterns of apertures comprising a plurality of repeat units |
CN110303079B (zh) * | 2019-05-13 | 2020-06-26 | 太原理工大学 | 一种双金属复合板的交叉波纹轧制方法 |
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US5891544A (en) | 1993-08-03 | 1999-04-06 | The Procter & Gamble Company | Web materials exhibiting elastic-like behavior |
US5916663A (en) | 1993-08-03 | 1999-06-29 | Chappell; Charles W. | Web materials exhibiting elastic-like behavior |
US5518801A (en) | 1993-08-03 | 1996-05-21 | The Procter & Gamble Company | Web materials exhibiting elastic-like behavior |
TW264430B (ja) * | 1993-11-18 | 1995-12-01 | Procter & Gamble | |
US5554145A (en) | 1994-02-28 | 1996-09-10 | The Procter & Gamble Company | Absorbent article with multiple zone structural elastic-like film web extensible waist feature |
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US20010044614A1 (en) * | 1999-12-23 | 2001-11-22 | Damay Emmanuelle Cecile | Reducing agents for feminine care products |
US7682686B2 (en) | 2002-12-20 | 2010-03-23 | The Procter & Gamble Company | Tufted fibrous web |
US8211815B2 (en) * | 2003-06-13 | 2012-07-03 | Kimberly-Clark Worldwide, Inc. | Absorbent structure having three-dimensional topography on upper and lower surfaces |
US8241543B2 (en) | 2003-08-07 | 2012-08-14 | The Procter & Gamble Company | Method and apparatus for making an apertured web |
JP4813358B2 (ja) * | 2003-08-07 | 2011-11-09 | ザ プロクター アンド ギャンブル カンパニー | 開口部を備えたフィルム |
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US8158043B2 (en) * | 2009-02-06 | 2012-04-17 | The Procter & Gamble Company | Method for making an apertured web |
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US9067357B2 (en) * | 2010-09-10 | 2015-06-30 | The Procter & Gamble Company | Method for deforming a web |
US8657596B2 (en) * | 2011-04-26 | 2014-02-25 | The Procter & Gamble Company | Method and apparatus for deforming a web |
US20120276238A1 (en) * | 2011-04-26 | 2012-11-01 | John Brian Strube | Apparatus for Deforming a Web |
US20110319849A1 (en) | 2011-07-01 | 2011-12-29 | Dimitris Ioannis Collias | Absorbent article comprising a synthetic polymer derived from a renewable resource and methods of producing said article |
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