JPS59902Y2 - sanitary napkin - Google Patents
sanitary napkinInfo
- Publication number
- JPS59902Y2 JPS59902Y2 JP3178877U JP3178877U JPS59902Y2 JP S59902 Y2 JPS59902 Y2 JP S59902Y2 JP 3178877 U JP3178877 U JP 3178877U JP 3178877 U JP3178877 U JP 3178877U JP S59902 Y2 JPS59902 Y2 JP S59902Y2
- Authority
- JP
- Japan
- Prior art keywords
- water
- retaining
- sheet
- sanitary napkin
- absorbent
- 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
- 239000000463 material Substances 0.000 claims description 50
- 239000002250 absorbent Substances 0.000 claims description 21
- 230000002745 absorbent Effects 0.000 claims description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 229920002472 Starch Polymers 0.000 claims description 10
- 239000008107 starch Substances 0.000 claims description 10
- 235000019698 starch Nutrition 0.000 claims description 10
- 229920000578 graft copolymer Polymers 0.000 claims description 9
- 229920002134 Carboxymethyl cellulose Polymers 0.000 claims description 8
- 239000001768 carboxy methyl cellulose Substances 0.000 claims description 8
- 235000010948 carboxy methyl cellulose Nutrition 0.000 claims description 8
- 239000008112 carboxymethyl-cellulose Substances 0.000 claims description 8
- 239000000835 fiber Substances 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 150000003839 salts Chemical class 0.000 claims description 7
- 238000004804 winding Methods 0.000 claims description 2
- 239000008280 blood Substances 0.000 description 15
- 210000004369 blood Anatomy 0.000 description 15
- 230000002175 menstrual effect Effects 0.000 description 15
- 229920000742 Cotton Polymers 0.000 description 10
- 238000010521 absorption reaction Methods 0.000 description 7
- 239000000843 powder Substances 0.000 description 5
- 230000014759 maintenance of location Effects 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- -1 cotton-like pulp Substances 0.000 description 3
- PQUXFUBNSYCQAL-UHFFFAOYSA-N 1-(2,3-difluorophenyl)ethanone Chemical compound CC(=O)C1=CC=CC(F)=C1F PQUXFUBNSYCQAL-UHFFFAOYSA-N 0.000 description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
- 229920000297 Rayon Polymers 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002657 fibrous material Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002964 rayon Substances 0.000 description 2
- 229940047670 sodium acrylate Drugs 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- 239000011358 absorbing material Substances 0.000 description 1
- 159000000007 calcium salts Chemical class 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
Description
【考案の詳細な説明】 本考案は新規な生理用ナプキンに関する。[Detailed explanation of the idea] The present invention relates to a novel sanitary napkin.
さらに詳しくは、すぐれた経血吸収性および経血保持性
を有する生理用ナプキンに関する。More specifically, the present invention relates to a sanitary napkin that has excellent menstrual blood absorption and retention properties.
従来より種々の生理用ナプキンが開発され市販されてい
るが、それらのほとんどは、綿状パルプなどの吸収材の
下に防水材を敷設し、それらを外皮材で一体に巻回被覆
したものである。A variety of sanitary napkins have been developed and sold on the market, but most of them are made by laying a waterproof material under an absorbent material such as cotton pulp, and then wrapping and covering them with an outer skin material. be.
しかしながら、このような生理用ナプキンは必ずしも経
血吸収性が充分ではなく、また経血保持性も充分ではな
いので、さらにすぐれた生理用ナプキンの開発が要望さ
れているのが現状である。However, such sanitary napkins do not necessarily have sufficient menstrual blood absorption ability, nor do they have sufficient menstrual blood retention ability, so there is currently a need for the development of even better sanitary napkins.
本考案は、このような要望に応えるべくなされたもので
あり、水浸透性シート上にカルボキシメチルセルロース
の金属塩または澱粉系グラフト重合体からなる粉末状ま
たは短繊維状の保水材を散布し、該水浸性シートの両側
縁を長手方向に折り曲げて前記保水材を巻回し圧縮して
形成した保水シートを、吸収材と防水材との間に設けた
生理用ナプキンに関するものである。The present invention was developed in response to these demands, and consists of spraying powdered or short fiber water retaining material made of metal salts of carboxymethyl cellulose or starch-based graft polymers on a water-permeable sheet. The present invention relates to a sanitary napkin in which a water-retaining sheet is provided between an absorbent material and a waterproof material by bending both side edges of a water-soakable sheet in the longitudinal direction and then winding and compressing the water-retaining material.
本考案の生理用ナプキンを図面に基づいて説明すると、
第１図は本考案の生理用ナプキンの一実施態様を示す概
略斜視図、第２図は第１図のＡ −Ａ線による縦断面図
、第３図は第２図の保水シートの説明図である。The sanitary napkin of the present invention is explained based on the drawings.
Fig. 1 is a schematic perspective view showing one embodiment of the sanitary napkin of the present invention, Fig. 2 is a longitudinal sectional view taken along line A-A in Fig. 1, and Fig. 3 is an explanatory diagram of the water-retaining sheet shown in Fig. 2. It is.
図面において、１は吸収材、２は保水シート、３は防水
材、４は綿、５は外皮材である。In the drawings, 1 is an absorbent material, 2 is a water retaining sheet, 3 is a waterproof material, 4 is cotton, and 5 is an outer covering material.
保水シート２は第３図に示されるごとく、水浸透性シー
ト６上にカルボキシメチルセルロースの金属塩または澱
粉系のグラフト重合体からなる粉末状または短繊維状の
保水材７を散布し、該水浸透性シートの両側縁を長手方
向に折り曲げて保水材７を巻回し圧縮して形成されるも
のである。As shown in FIG. 3, the water-retaining sheet 2 is made by sprinkling a water-retaining material 7 in the form of a powder or short fibers made of metal salts of carboxymethylcellulose or starch-based graft polymers on a water-permeable sheet 6, and then preventing the water from permeating into the sheet. It is formed by bending both side edges of the elastic sheet in the longitudinal direction, and wrapping and compressing the water retaining material 7.
しかしてこの保水シート２は吸収材１と防水材３の間に
設けられる。However, the water retaining sheet 2 as a lever is provided between the absorbent material 1 and the waterproof material 3.
吸水材１の上面には綿４を積層し、綿４−吸収材１−保
水シート２の積層体の側面および底面を防水材３で被覆
するごとく防水材３を設け、それを外皮材５で一体に巻
回被覆することによって生理用ナプキンが形成されてい
る。Cotton 4 is layered on the top surface of the water absorbing material 1, and the waterproof material 3 is provided so that the side and bottom surfaces of the cotton 4-absorbent material 1-water retaining sheet 2 laminate are covered with the waterproof material 3, and then the outer covering material 5 is applied. A sanitary napkin is formed by integrally rolling and covering.
カルボキシメチルセルロースの金属塩や澱粉系グラフト
重合体の粉末または短繊維状物は非常に吸収性に富むの
で生理用ナプキンの保水材として好適であると考えられ
ていたが、粉末状または短繊維状であるので、そのまま
ナプキンに使用すると、ナプキンの製造時あるいはナプ
キンを使用する際に、該粉末または短繊維状物がナプキ
ン外にこぼれでるおそれがあり、またナプキンを傾けれ
ば粉末または短繊維状物が一方向に偏りやすいという問
題があった。Powder or short fibers of metal salts of carboxymethyl cellulose or starch-based graft polymers are highly absorbent and were thought to be suitable as water-retaining materials for sanitary napkins. Therefore, if you use the napkin as is, the powder or short fibrous material may spill out of the napkin during napkin manufacturing or use, and if you tilt the napkin, the powder or short fibrous material may spill out. There was a problem in that it tended to be biased in one direction.
本考案はかかる問題を解梢したものであり、前記のごと
く水浸透性シート上にカルボキシメチルセルロースの金
属塩または澱粉系グラフト重合体からなる粉末状または
短繊維状の保水材を散布し、該水浸透性シートの両側縁
を折り曲げて前記保水材を巻回し圧縮して保水シー１〜
を形成し、前記粉末状または短繊維状の保水材がナプキ
ン製造時や使用時にナプキン外にこぼれでたり、一方向
に偏在するのを防止したものである。The present invention solves this problem, and as mentioned above, a water-retaining material in the form of a powder or short fibers made of a metal salt of carboxymethyl cellulose or a starch-based graft polymer is sprinkled on a water-permeable sheet, and the water-retaining material is Water retaining sheets 1 to 1 are obtained by bending both edges of the permeable sheet and wrapping and compressing the water retaining material.
This prevents the powdery or short fiber water retaining material from spilling out of the napkin or being unevenly distributed in one direction during napkin manufacture or use.
そして前記保水シートは経血の吸収速度が公知の吸収材
（たとえば綿状パルプ、吸収紙など）に比べ遅いので、
本考案においては、経血吸収面側に吸収材を設け、該吸
収材の下側に前記保水シートを設けたものである。The water-retaining sheet absorbs menstrual blood at a slower rate than known absorbent materials (e.g., cotton-like pulp, absorbent paper, etc.).
In the present invention, an absorbent material is provided on the menstrual blood absorption surface side, and the water retaining sheet is provided below the absorbent material.
しかして本考案の生理用ナプキンによれば、上部吸収面
の外皮材および綿をスポット状に透過してくる経血は、
経血吸収性のすぐれた吸収材および保水シートに吸収保
持される。However, according to the sanitary napkin of the present invention, menstrual blood that passes through the outer skin material and cotton on the upper absorbent surface in spots,
It is absorbed and retained by an absorbent material with excellent menstrual blood absorption and a water-retaining sheet.
そして防水材によって経血漏れが完全に防止されるので
ある。The waterproof material completely prevents menstrual blood leakage.
本考案において、保水シートに使用されるカルボキシメ
チルセルロースの金属塩としては、たとえばカルボキシ
メチルセルロースのナトリウム塩、カルシウム塩などが
あげられる。In the present invention, examples of metal salts of carboxymethylcellulose used in the water-retaining sheet include sodium salts and calcium salts of carboxymethylcellulose.
また澱粉系グラフト重合体としては、たとえば澱粉とア
クリル酸とのグラフ１〜重合体、澱粉とアクリル酸ナト
リウムとのグラフト重合体、澱粉とアクリル酸およびア
クリル酸ナトリウムとのグラフト重合体などがあげられ
る。Examples of starch-based graft polymers include, for example, graph 1 polymers of starch and acrylic acid, graft polymers of starch and sodium acrylate, and graft polymers of starch and acrylic acid and sodium acrylate. .
そして水浸透性シートとしては吸収紙、レーヨン紙など
の水を吸収しやすい材料が使用される。As the water-permeable sheet, a material that easily absorbs water, such as absorbent paper or rayon paper, is used.
該水浸透性シートへの保水材（カルボキシメチルセルロ
ースの金属塩または澱粉系グラフト重合体からなる粉末
状または短繊維状の保水材）の散布量は、通常生理用ナ
プキン１個あたり０．１〜２．０ｇ程度である。The amount of water retaining material (powdered or short fiber water retaining material made of carboxymethylcellulose metal salt or starch graft polymer) applied to the water-permeable sheet is usually 0.1 to 2 per sanitary napkin. It is about .0g.
本考案において前記吸収材１としては経血吸収性および
経血保持性のすぐれた綿状パルプ、吸収紙などが用いら
れる。In the present invention, as the absorbent material 1, cotton-like pulp, absorbent paper, etc., which have excellent menstrual blood absorption and menstrual blood retention properties, are used.
前記綿４は必ずしも必要ではないが肌にソフトな感触を
与えるために設けられるものであるから、充分は弾力性
を有しかつ経血吸収性を害しない材質であればよい。Although the cotton 4 is not necessarily required, since it is provided to give a soft feel to the skin, it may be made of a material that has sufficient elasticity and does not impair menstrual blood absorption.
その代表例としては天然綿、あるいはスフ綿、ポリプロ
ピレン繊維の綿などの再生または合成線、あるいはこれ
らの混合綿などがあげられる。Typical examples include natural cotton, recycled or synthetic fibers such as cotton cotton, cotton from polypropylene fibers, and mixed cotton thereof.
前記防水材３は経血を透過させない材質であればよく、
たとえばポリエチレン、ボンプロピレン、ポリ塩化ビニ
ル、ナイロン、ポリビニルアルコールのケン化物などの
樹脂フィルムあるいは通常の防水紙などが好適に用いら
れる。The waterproof material 3 may be made of a material that does not allow menstrual blood to pass through,
For example, resin films such as polyethylene, propylene, polyvinyl chloride, nylon, saponified products of polyvinyl alcohol, or ordinary waterproof paper are preferably used.
前記外皮材５は経血を充分に透過させることができ、か
つ満足しうる湿潤強度および乾燥強度を有し、しかも肌
ざわりの良好なものであればよく、たとえば通常の不織
布、レーヨン紙などが好適に用いられる。The outer covering material 5 may be any material that can sufficiently transmit menstrual blood, has satisfactory wet strength and dry strength, and is comfortable to the touch; for example, ordinary nonwoven fabric, rayon paper, etc. are suitable. used for.
また本考案においては、吸収材を適宜圧縮するか、ある
いは吸収材と保水シートとを同時に圧縮することにより
携帯性のすぐれたコンバク１〜なナプキンをつくりうる
。In addition, in the present invention, a compact napkin with excellent portability can be made by appropriately compressing the absorbent material or by compressing the absorbent material and the water-retaining sheet at the same time.
そして保水性のすぐれた保水シートを設けることにより
、吸収材を減少させることができるので、従来の吸収材
のみの圧縮体よりも薄いナプキンをつくりうる。By providing a water-retaining sheet with excellent water-retaining properties, the amount of absorbent material can be reduced, making it possible to produce napkins that are thinner than conventional compressed bodies made of only absorbent material.
以上述べたごとく構成せしめた本考案の生理用ナプキン
は、経血吸収性および経血保持性が従来品に比べていち
じるしくすぐれており、経血が該ナプキンから漏れでる
ことがほとんどない、きわめて実用価値の高いものであ
る。The sanitary napkin of the present invention constructed as described above has significantly superior menstrual blood absorption and retention properties compared to conventional products, and is extremely practical as menstrual blood hardly leaks from the napkin. It is of high value.
第１図は本考案の生理用ナプキンの一実施態様を示す概
略斜視図、第２図は第１図のＡ−Ａ線による縦断面図、
第３図は第２図の保水シートの説明図である。
図面の符号 １：吸収材、２：保水シート、３：防水材
、４：綿、５：外皮材、６：水浸透性シート、７：保水
材。FIG. 1 is a schematic perspective view showing one embodiment of the sanitary napkin of the present invention, FIG. 2 is a longitudinal sectional view taken along line A-A in FIG. 1,
FIG. 3 is an explanatory diagram of the water retaining sheet shown in FIG. 2. Reference numbers in the drawings 1: Absorbent material, 2: Water-retaining sheet, 3: Water-retaining material, 4: Cotton, 5: Outer material, 6: Water-permeable sheet, 7: Water-retaining material.
Claims (1)
塩または澱粉系グラフト重合体からなる粉末状のまたは
短繊維状の保水材を散布し、該水浸透性シートの両側縁
を長手方向に折り曲げて前記保水材を巻回して圧縮して
形成した保水シートを、吸収材と防水材との間に設けた
ことを特徴とする生理用ナプキン。A powdered or short fiber water-retaining material made of a metal salt of carboxymethyl cellulose or a starch-based graft polymer is sprinkled on a water-permeable sheet, and both edges of the water-permeable sheet are bent in the longitudinal direction, and the water-retaining material is A sanitary napkin characterized in that a water retaining sheet formed by winding and compressing is provided between an absorbent material and a waterproof material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3178877U JPS59902Y2 (en) | 1977-03-15 | 1977-03-15 | sanitary napkin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3178877U JPS59902Y2 (en) | 1977-03-15 | 1977-03-15 | sanitary napkin |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS53125499U JPS53125499U (en) | 1978-10-05 |
| JPS59902Y2 true JPS59902Y2 (en) | 1984-01-11 |
Family
ID=28884031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3178877U Expired JPS59902Y2 (en) | 1977-03-15 | 1977-03-15 | sanitary napkin |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59902Y2 (en) |
-
1977
- 1977-03-15 JP JP3178877U patent/JPS59902Y2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS53125499U (en) | 1978-10-05 |
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