JPS5925369Y2 - Liquid-absorbing articles - Google Patents
Liquid-absorbing articlesInfo
- Publication number
- JPS5925369Y2 JPS5925369Y2 JP15613678U JP15613678U JPS5925369Y2 JP S5925369 Y2 JPS5925369 Y2 JP S5925369Y2 JP 15613678 U JP15613678 U JP 15613678U JP 15613678 U JP15613678 U JP 15613678U JP S5925369 Y2 JPS5925369 Y2 JP S5925369Y2
- Authority
- JP
- Japan
- Prior art keywords
- liquid
- absorbing
- layer
- absorbent article
- resin film
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Description
【考案の詳細な説明】
本考案は生理用ナプキン、おむつ、失禁患者用の防漏シ
ーツ、化粧水用含浸布等に用いられる吸液性物品に関し
、特に婦人の日常的な軽度の分泌液が下着を汚すのを防
止するためのナプキン（パンチイ保護材）として好適に
用いられる吸液性物品に関するもので゛ある。[Detailed description of the invention] This invention relates to liquid-absorbent articles used for sanitary napkins, diapers, leak-proof sheets for incontinent patients, impregnated cloth for lotion, etc. The present invention relates to a liquid-absorbing article that is suitably used as a napkin (panty protection material) to prevent underwear from being soiled.
従来生理用ナプキン、おむつ等の吸液性物品として粉砕
パルプを主体とする嵩高な吸液層とフィルム層の防漏層
とを多孔性表面材で包被したものが一般的に用いられて
いる。Conventionally, liquid-absorbing articles such as sanitary napkins and diapers have generally been made by covering a bulky liquid-absorbing layer mainly made of pulverized pulp and a leak-proof film layer with a porous surface material. .
近頃これらの吸液性物品として種々のタイプのものが出
現し、特に軽度の生理経血又はおりもの等を処理するも
のに適した薄構造のものとして表面材、吸液材、防漏材
を三層構造となるよう積層し、接着により一体化された
吸液性部品が提案されている（米国特許第３８８１４９
０号）。Recently, various types of liquid-absorbing articles have appeared, and those with a thin structure that are particularly suitable for treating light menstrual blood or vaginal discharge include surface materials, liquid-absorbing materials, and leak-proof materials. A liquid-absorbing component that is laminated to form a three-layer structure and integrated by adhesive has been proposed (U.S. Patent No. 388149).
No. 0).
これに記載されている薄構造の吸液性物品は以下に述べ
るような方法で作られる。The thin liquid-absorbent article described therein is manufactured by the method described below.
まず粉砕パルプをシート化した吸液材の表面に接着剤を
塗布し、その上に表面材を重ねて二層構造物とする。First, an adhesive is applied to the surface of a liquid-absorbing material made from a sheet of pulverized pulp, and a surface material is layered on top to form a two-layer structure.
次いでこの二層構造物に線状圧縮部が形成されるように
してエンボス加工が施される。This two-layer structure is then embossed to form linear compressed parts.
更に吸液材の下部に防漏材を接着剤にて積層することに
より三層薄構造の吸液性物品が作られる。Furthermore, a leak-proofing material is laminated on the lower part of the liquid-absorbing material using an adhesive, thereby producing a liquid-absorbing article having a three-layer thin structure.
線状圧縮部は、この部分において粉砕パルプ相互間に水
素結合が生じているので吸液層が厚み方向に剥離するの
を防止する効果を奏すると共に液体が浸透して来た時に
は線に沿って液体を拡散するという効果を奏する。The linear compression part has the effect of preventing the liquid absorption layer from peeling off in the thickness direction because hydrogen bonds occur between the pulverized pulp in this part, and when the liquid penetrates, it is It has the effect of diffusing liquid.
然し乍らこの吸液性物品は使用時、つまり継続的に液体
と接していると次第に線状圧縮部における吸液材相互の
水素結合がとけてきて吸液層が厚み方向に剥離し、着用
箇所よりはがれたり、ずれたりするという欠点があった
。However, when this liquid-absorbent article is used, that is, when it is in continuous contact with liquid, the hydrogen bonds between the liquid-absorbent materials in the linear compression parts gradually break down, and the liquid-absorbent layer peels off in the thickness direction, causing it to peel away from the point where it is worn. It had the disadvantage of peeling off or shifting.
又線状圧縮部における吸液材相互の水素結合がとけると
浸透してくる液体を良好に拡散することができず、吸液
性物品の一表面に液体が溜まり使用感が悪いという欠点
もあった。In addition, when the hydrogen bonds between the liquid absorbent materials in the linear compression part are broken, the infiltrating liquid cannot be diffused well, and the liquid accumulates on one surface of the liquid absorbent article, resulting in a poor feeling of use. Ta.
そこで本考案はこれらの欠点をことごとく克服した吸液
性物品を提供するものであり、つまり使用時における吸
液性物品の剥離を防止すると共に拡散性をも良好に維持
するように工夫したものである。Therefore, the present invention provides a liquid-absorbing article that overcomes all of these drawbacks, that is, it is devised to prevent the liquid-absorbing article from peeling off during use and to maintain good dispersibility. be.
本考案の吸液性物品の構成は、液体を吸収保留する吸液
層の上部に配置された多孔性繊維質表面層、吸液層の下
部に配置された熱溶融性樹脂フィルムを具えた液体不透
過性防漏層とよりなる三層構造の吸液性物品において、
前記吸液性物品は圧縮部と未圧縮部とを具え、圧縮部分
は表面層の厚さの少なくも一部が熱溶融性樹脂フィルム
中に押し込まれていることを特徴とするものである。The structure of the liquid-absorbent article of the present invention includes a porous fibrous surface layer placed on top of a liquid-absorbing layer that absorbs and retains liquid, and a heat-melting resin film placed below the liquid-absorbing layer. In a liquid-absorbent article with a three-layer structure consisting of an impermeable leak-proof layer,
The liquid absorbent article has a compressed part and an uncompressed part, and the compressed part is characterized in that at least a part of the thickness of the surface layer is pressed into the hot-melt resin film.
本考案を更に図面に基づいて詳細に説明すると、第１図
は本考案の吸液性物品の一実施態様である生理用ナプキ
ンの平面図である。To further explain the present invention in detail based on the drawings, FIG. 1 is a plan view of a sanitary napkin which is an embodiment of the absorbent article of the present invention.
第２図は第１図のＸ−Ｘ線断面図である。FIG. 2 is a sectional view taken along the line X--X in FIG. 1.
１は多孔性繊維質表面層であり、例えば不織布、合繊紙
等が表面材として用いられる。1 is a porous fibrous surface layer, and for example, nonwoven fabric, synthetic fiber paper, etc. are used as the surface material.
特にポリプロピレン繊維、ポリエステル繊維等の熱融着
性かつ疎水性繊維単独で作られた不織布表面材は人体に
害がなくかつ液体を吸収せず常に乾いた状態を保つので
表面層として用いて特に好適である。In particular, nonwoven fabric surface materials made solely of heat-fusible and hydrophobic fibers such as polypropylene fibers and polyester fibers are particularly suitable for use as surface layers because they are harmless to the human body, do not absorb liquid, and always remain dry. It is.
２は粉砕パルプを主体とする吸液層である。2 is a liquid absorbing layer mainly composed of pulverized pulp.
粉砕パルプと多量の水に接触した場合に膨潤してゲルを
形成する如き高吸液保液物質、例えばデンプン−アクリ
アニトリルグラフト共重合物のアルカリ金属塩粉末との
混合物を吸液材として用いると、粉砕パルプ単独の場合
よりも、単位重量当りの吸液量が増大し、薄構造で高吸
液量の吸液性物品を得ることができる。When a mixture of pulverized pulp and a highly liquid-absorbing material that swells and forms a gel when it comes into contact with a large amount of water, such as alkali metal salt powder of a starch-acryanitrile graft copolymer, is used as a liquid-absorbing material, The amount of liquid absorbed per unit weight is increased compared to the case of pulverized pulp alone, and a liquid-absorbing article with a thin structure and high liquid absorption amount can be obtained.
又この混合物に更に疎水性かつ熱融着性物質、例えばポ
リエチレン樹脂を混入したものは吸液層内部で液体を拡
散させるという効果を奏すると共に圧縮部においてこの
物質が熱融着性を発揮している場合には三層構造が強固
に一体化され層間剥離をより良好に防止するという効果
を奏する。Furthermore, when this mixture is further mixed with a hydrophobic and heat-fusible substance, such as polyethylene resin, it has the effect of diffusing the liquid inside the liquid-absorbing layer, and this substance exhibits heat-fusibility in the compression section. In this case, the three-layer structure is strongly integrated, which has the effect of better preventing delamination.
３は液体不透過性防漏層であり、本考案においては熱溶
融性樹脂フィルムを具えていることが必須要件である。3 is a liquid-impermeable leak-proof layer, and in the present invention, it is an essential requirement that it include a heat-melt resin film.
この熱溶融性樹脂フィルムは防漏材として寄与すると共
に圧縮部において溶融して表面層の厚さの少なくとも一
部が押し込まれて固化しており三層を強固に一体化して
いる。This hot-melt resin film serves as a leak-proofing material, and is melted in the compressed portion, so that at least a portion of the thickness of the surface layer is pressed in and solidified, thereby firmly integrating the three layers.
又熱溶融性樹脂フィルムの下部に薄紙が積層されている
液体不透過性防漏材は、吸液性物品を生理用ナプキンと
して使用する際に、感圧性粘着剤を塗布するのに好適で
ある。In addition, a liquid-impermeable leak-proof material in which thin paper is laminated on the bottom of a hot-melt resin film is suitable for applying a pressure-sensitive adhesive when a liquid-absorbent article is used as a sanitary napkin. .
即ち感圧性粘着剤は熱溶融性樹脂フィルムよりも薄紙と
なじみがよく、使用前または使用中に粘着剤が剥離する
ことはなく生理用ナプキンがずれることはない。That is, the pressure-sensitive adhesive is more compatible with thin paper than the hot-melt resin film, and the adhesive will not peel off before or during use, and the sanitary napkin will not shift.
本考案の吸液性物品の製造方法について述べると、表面
材、吸液材、防漏材を順に重ね合わせて、防漏材中に具
備された熱溶融性樹脂フィルムの軟化する程度に加熱さ
せたエンボスロールが表面材に当接するようにエンボス
−スムースロール間に導入させることによって簡単に製
造される。The method for manufacturing the liquid-absorbing article of the present invention is as follows: The surface material, the liquid-absorbing material, and the leak-proofing material are layered one on top of the other in this order, and heated to the extent that the hot-melt resin film included in the leak-proofing material is softened. It is easily manufactured by introducing the embossing roll between the embossing and smooth rolls so that it comes into contact with the surface material.
エンボスロールに施されている彫刻模様としては、吸液
性物品に線状圧縮部を与えるような模様が最も好ましい
。The most preferable engraved pattern on the embossing roll is a pattern that provides a linear compressed portion to the liquid absorbent article.
このようにして得られる本考案の吸液性物品は第２図に
示すように表面層１の厚さの少なくとも一部が液体不透
過性防漏層３を構成する熱溶融性樹脂フィルム４中に押
し込まれた構造となっているので継続的に液体と接して
いても吸液層２が厚み方向に剥離することはない。As shown in FIG. 2, the liquid-absorbent article of the present invention obtained in this way has at least a part of the thickness of the surface layer 1 in the heat-melting resin film 4 constituting the liquid-impermeable leak-proof layer 3. Since it has a structure in which it is pressed in, the liquid absorbent layer 2 will not peel off in the thickness direction even if it is in continuous contact with liquid.
又圧縮部における熱溶融性樹脂フィルム４中に押し込ま
れた吸液層部や圧縮部に隣接する吸液層部６に存在する
吸液材は強く圧縮されているので、圧縮部が吸液性物品
の長手方向に延びる場合、例えば第１図に示すような線
状圧縮部である場合は、浸透してくる液体を良好に長手
方向に拡散させるので液体が表面層に溜まることはなく
、しかも吸液層全体を有効に使用することができ吸液量
を増大させることができる。In addition, since the liquid-absorbent material present in the liquid-absorbing layer part pushed into the hot-melt resin film 4 in the compressed part and the liquid-absorbent layer part 6 adjacent to the compressed part is strongly compressed, the compressed part has a liquid-absorbing property. In the case of extending in the longitudinal direction of the article, for example, in the case of a linear compressed part as shown in Fig. 1, the infiltrating liquid is well diffused in the longitudinal direction, so that the liquid does not accumulate in the surface layer. The entire liquid absorbing layer can be used effectively and the amount of liquid absorbed can be increased.
実施例
多孔性繊維質表面材として、２テ゛ニール、５１ｍｍ長
のポリプロピレン繊維１５重量部と３デニール、５１ｍ
ｍ長のレーヨー繊維８５重量部とを均一に混合したウェ
ブにポリアクリル酸エチルエステルラテックスを含浸、
乾燥して、得られた１７ｇ／ｍ”の不織布、吸液材とし
て、粉砕パルプ９２重量部、デンプン−アクリロニトリ
ルグラフト共重合物のアルカノ金属塩粉末５重量部とポ
リエチレン樹脂粉末３重量部とを均一に混合して得られ
た１３０ ｇ／ｍ２のシート状物、液体不透過性防漏材
としてポリエチレン樹脂フィルムと薄紙との積層物を用
い、液体不透過性防漏材、吸液材、多孔性繊維質表面材
の順に積層して、これに第１図のような圧縮部を与える
彫刻模様を有するエンボスロールにて、１６σＣの条件
で加熱加圧して三層積層物を得る。Example: As a porous fibrous surface material, 15 parts by weight of 2 denier, 51 mm long polypropylene fiber and 3 denier, 51 m long polypropylene fiber were used.
A web uniformly mixed with 85 parts by weight of m-long rayo fiber is impregnated with polyacrylic acid ethyl ester latex.
After drying, 92 parts by weight of pulverized pulp, 5 parts by weight of alkano metal salt powder of starch-acrylonitrile graft copolymer, and 3 parts by weight of polyethylene resin powder were uniformly mixed into the obtained 17 g/m'' nonwoven fabric as a liquid absorbent material. A 130 g/m2 sheet-like material obtained by mixing with The fibrous surface materials are laminated in this order and heated and pressed at 16σC using an embossing roll having an engraved pattern to provide compressed areas as shown in FIG. 1 to obtain a three-layer laminate.
この三層積層物を楕円形に打ち抜き裁断した後、薄紙上
に感圧粘着剤、この表面に離型紙を当接して生理用ナプ
キンを得た。After punching and cutting this three-layer laminate into an oval shape, a pressure-sensitive adhesive was placed on a thin paper, and a release paper was placed on the surface of the thin paper to obtain a sanitary napkin.
この生理用ナプキンは継続的に液体と接していても吸液
層が厚み方向に剥離することがないので着用箇所からず
れることなく、しかも液体を良好に長手方向に拡散する
ので吸液容量の大きい有用なものであった。Even if this sanitary napkin is in continuous contact with liquid, the liquid-absorbing layer will not peel off in the thickness direction, so it will not shift from the place where it is worn, and it also has a large liquid-absorbing capacity because it spreads liquid well in the longitudinal direction. It was useful.
第１図は本考案の吸液性物品の一実施態様である生理用
ナプキンの平面図であり、第２図は第１図の吸液性物品
のＸ−Ｘ断面図である。
１は多孔性繊維質表面層、２は吸液層、３は液体不透過
性防漏層、４は熱溶融性樹脂フィルム、５は薄紙、６は
圧縮部に隣接する吸液層部である。FIG. 1 is a plan view of a sanitary napkin which is an embodiment of the absorbent article of the present invention, and FIG. 2 is a sectional view taken along line XX of the absorbent article of FIG. 1 is a porous fibrous surface layer, 2 is a liquid-absorbing layer, 3 is a liquid-impermeable leak-proof layer, 4 is a hot-melt resin film, 5 is thin paper, and 6 is a liquid-absorbing layer portion adjacent to the compressed portion. .
Claims (5)
された多孔性繊維質表面層、吸液層の下部に配置された
熱溶融性樹脂フィルムを具えた液体不透過性防漏層とよ
りなる三層構造の吸液性物品において、前記吸液性物品
は圧縮部と未圧縮部とを具え、圧縮部分は表面層の厚さ
の少なくとも一部が熱溶融性樹脂フィルム中に押し込ま
れていることを特徴とする吸液性物品。(1) A liquid-impermeable barrier comprising a liquid-absorbing layer that absorbs and retains liquid, a porous fibrous surface layer placed above the liquid-absorbing layer, and a heat-melting resin film placed below the liquid-absorbing layer. In a liquid absorbent article having a three-layer structure including a leakage layer, the liquid absorbent article includes a compressed part and an uncompressed part, and in the compressed part, at least a part of the thickness of the surface layer is formed in a hot melt resin film. A liquid-absorbing article characterized by being pressed into a liquid absorbent article.
た場合に膨潤してゲルを形成する如き高吸液保液物質と
の混合物を用いた実用新案登録請求の範囲第１項記載の
吸液性物品。(2) Utility model registration claim 1 in which the liquid-absorbing layer is made of a mixture of pulverized pulp and a highly liquid-absorbing liquid-retentive material that swells and forms a gel when it comes into contact with a large amount of water. liquid-absorbing articles.
場合に膨潤してゲルを形成する如き高吸液保液物質、疎
水性かつ熱融着性物質との混合物を用いた実用新案登録
請求の範囲第１項記載の吸液性物品。(3) A utility model using a mixture of pulverized pulp, a highly liquid-absorbing liquid-retentive material that swells to form a gel when it comes into contact with a large amount of water, and a hydrophobic and heat-fusible material as the liquid-absorbing layer. A liquid-absorbing article according to claim 1.
部である実用新案登録請求の範囲第１項ないし第３項の
いずれかに記載の吸液性物品。(4) The absorbent article according to any one of claims 1 to 3, wherein the compression section is a linear compression section extending in the longitudinal direction of the absorbent article.
紙との二層積層物よりなり、薄紙が吸収性物品の裏面に
配置されている実用新案登録請求の範囲第１項ないし第
４項のいずれかに記載の吸液性物品。(5) The liquid-impermeable leak-proof layer is made of a two-layer laminate of a hot-melt resin film and thin paper, and the thin paper is arranged on the back side of the absorbent article. The liquid-absorbing article according to any one of Item 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15613678U JPS5925369Y2 (en) | 1978-11-15 | 1978-11-15 | Liquid-absorbing articles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15613678U JPS5925369Y2 (en) | 1978-11-15 | 1978-11-15 | Liquid-absorbing articles |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5572928U JPS5572928U (en) | 1980-05-20 |
| JPS5925369Y2 true JPS5925369Y2 (en) | 1984-07-25 |
Family
ID=29145820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15613678U Expired JPS5925369Y2 (en) | 1978-11-15 | 1978-11-15 | Liquid-absorbing articles |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5925369Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006038264A1 (en) * | 2004-09-30 | 2006-04-13 | Daio Paper Corporation | Absorptive article |
Families Citing this family (34)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4624666A (en) * | 1984-07-20 | 1986-11-25 | Personal Products Company | Channeled napkin with dry cover |
| JP2579954Y2 (en) * | 1991-10-22 | 1998-09-03 | 大王製紙株式会社 | Paper diapers |
| ES2627029T3 (en) | 2003-02-12 | 2017-07-26 | The Procter & Gamble Company | Absorbent core for an absorbent article |
| EP1808152B1 (en) | 2003-02-12 | 2012-08-29 | The Procter and Gamble Company | Absorbent Core for an Absorbent Article |
| JP5078325B2 (en) * | 2006-11-21 | 2012-11-21 | 小林製薬株式会社 | Body fluid absorbing pad |
| CA2722538C (en) | 2008-04-29 | 2014-08-12 | The Procter & Gamble Company | Process for making an absorbent core with strain resistant core cover |
| EP2329803B1 (en) | 2009-12-02 | 2019-06-19 | The Procter & Gamble Company | Apparatus and method for transferring particulate material |
| ES2459724T3 (en) | 2011-06-10 | 2014-05-12 | The Procter & Gamble Company | Method and apparatus for making absorbent structures with absorbent material |
| CA2838980A1 (en) | 2011-06-10 | 2012-12-13 | The Procter & Gamble Company | Absorbent core for disposable absorbent articles |
| CA2838951C (en) | 2011-06-10 | 2019-07-16 | The Procter & Gamble Company | An absorbent core for disposable diapers comprising longitudinal channels |
| EP2532329B1 (en) | 2011-06-10 | 2018-09-19 | The Procter and Gamble Company | Method and apparatus for making absorbent structures with absorbent material |
| EP2717820B2 (en) | 2011-06-10 | 2022-09-07 | The Procter & Gamble Company | Absorbent structure for absorbent articles |
| SG194984A1 (en) | 2011-06-10 | 2013-12-30 | Procter & Gamble | Absorbent structure for absorbent articles |
| JP2013128668A (en) * | 2011-12-21 | 2013-07-04 | Nippon Paper Crecia Co Ltd | Absorbent article |
| DE202013012607U1 (en) | 2012-11-13 | 2017-11-19 | The Procter & Gamble Company | Absorbent article with channels and signals |
| PL2740452T3 (en) | 2012-12-10 | 2022-01-31 | The Procter & Gamble Company | Absorbent article with high absorbent material content |
| EP2740449B1 (en) | 2012-12-10 | 2019-01-23 | The Procter & Gamble Company | Absorbent article with high absorbent material content |
| US10639215B2 (en) | 2012-12-10 | 2020-05-05 | The Procter & Gamble Company | Absorbent articles with channels and/or pockets |
| ES2655690T3 (en) | 2013-06-14 | 2018-02-21 | The Procter & Gamble Company | Absorbent article and absorbent core formation channels when wet |
| US9987176B2 (en) | 2013-08-27 | 2018-06-05 | The Procter & Gamble Company | Absorbent articles with channels |
| US9789011B2 (en) | 2013-08-27 | 2017-10-17 | The Procter & Gamble Company | Absorbent articles with channels |
| FR3010631A1 (en) | 2013-09-16 | 2015-03-20 | Procter & Gamble | ABSORBENT ARTICLES WITH CHANNELS AND SIGNALS |
| EP2851048B1 (en) | 2013-09-19 | 2018-09-05 | The Procter and Gamble Company | Absorbent cores having material free areas |
| US9789009B2 (en) | 2013-12-19 | 2017-10-17 | The Procter & Gamble Company | Absorbent articles having channel-forming areas and wetness indicator |
| EP2905001B1 (en) | 2014-02-11 | 2017-01-04 | The Procter and Gamble Company | Method and apparatus for making an absorbent structure comprising channels |
| EP2949300B1 (en) | 2014-05-27 | 2017-08-02 | The Procter and Gamble Company | Absorbent core with absorbent material pattern |
| RU2017133027A (en) | 2015-03-16 | 2019-04-16 | Дзе Проктер Энд Гэмбл Компани | Rugged Absorbent Products |
| WO2016149251A1 (en) | 2015-03-16 | 2016-09-22 | The Procter & Gamble Company | Absorbent articles with improved cores |
| CA2985807A1 (en) | 2015-05-12 | 2016-11-17 | The Procter & Gamble Company | Absorbent article with improved core-to-backsheet adhesive |
| JP6743057B2 (en) | 2015-05-29 | 2020-08-19 | ザ プロクター アンド ギャンブル カンパニーＴｈｅ Ｐｒｏｃｔｅｒ ＆ Ｇａｍｂｌｅ Ｃｏｍｐａｎｙ | Absorbent article having channels and wetness indicators |
| JP6447396B2 (en) * | 2015-07-09 | 2019-01-09 | 王子ホールディングス株式会社 | Absorbent articles |
| EP3167859B1 (en) | 2015-11-16 | 2020-05-06 | The Procter and Gamble Company | Absorbent cores having material free areas |
| EP3238676B1 (en) | 2016-04-29 | 2019-01-02 | The Procter and Gamble Company | Absorbent core with profiled distribution of absorbent material |
| EP3238678B1 (en) | 2016-04-29 | 2019-02-27 | The Procter and Gamble Company | Absorbent core with transversal folding lines |
-
1978
- 1978-11-15 JP JP15613678U patent/JPS5925369Y2/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006038264A1 (en) * | 2004-09-30 | 2006-04-13 | Daio Paper Corporation | Absorptive article |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5572928U (en) | 1980-05-20 |
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