CN202637294U - Punching non-woven fabric - Google Patents
Punching non-woven fabric Download PDFInfo
- Publication number
- CN202637294U CN202637294U CN 201220222293 CN201220222293U CN202637294U CN 202637294 U CN202637294 U CN 202637294U CN 201220222293 CN201220222293 CN 201220222293 CN 201220222293 U CN201220222293 U CN 201220222293U CN 202637294 U CN202637294 U CN 202637294U
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- woven fabric
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Abstract
The utility model discloses a punching non-woven fabric. The punching non-woven fabric is composed of at least two fibrous layers, a surface layer is formed by the fibrous layer, a contact angle between the surface layer and water is larger than 70 degrees, the gram weight of the surface layer is in a range from 3g/m2 to 30g/m2, a bottom layer is formed by the fibrous layer, a contact angle between the bottom layer and the water is smaller than 90 degrees, the gram weight of the bottom layer is in a range from 3g/m2 to 30g/m2, the non-woven fabric is provided with a hole which penetrates from the surface layer to the bottom layer, the aperture ratio is in a range from 5% to 50 %, and the stereo thickness is in a range from 0.1mm to 1.5mm. According to the punching non-woven fabric, on the contact surface of the two fibrous layers of the punching non-woven fabric, by means of the fibrous layers with fibers which are mutually joined, during usage, a body fluid is easy to wet the fibrous layer, under the actions of capillary and energy level differences, the body fluid can rapidly reach to the fibrous layer with the contact angle smaller than 90 degrees with the water, the fibrous layer with the contact angle larger than 70 degrees with the water serves as a surface which is in contact with a user, when the body fluid is absorbed, the contact angle between the fibers and the water is larger than 70 degrees, so that the body fluid is not prone to be absorbed on the periphery of the fibers, the body fluid is prevented from returning to the punching non-woven fabric surface through the capillary action, and the dry and comfortable effects can be achieved.
Description
Technical field
This utility model is the surface layer material that is applied to the disposable sanitary articles such as medical care mattress, women use sanitary napkin, protective pad, diaper about a kind of, refers to especially a kind of perforated non-woven fabric.
Background technology
Medical care with disposable hygienic absorbent articles such as mattress, sanltary towel for women use, protective pad and diaper in for reaching the purposes such as comfortable, rapid osmotic, people are widely used non-woven fabrics, perforated non-woven fabric as surface layer material.But existing non-woven fabrics, perforated non-woven fabric generally adopt hydrophilic fibre as the raw material of non-woven fabrics, quick humidification infiltration when hydrophilic fibre is conducive to body fluid arrival absorbent article surface, but because fiber surface is hydrophilic, be easy to make body fluid to be adsorbed between fiber and the fiber, the capillarity of while fiber also can make the body fluid after the infiltration return to the surface of non-woven fabrics and perforated non-woven fabric, so that feel in use humidity, ixoderm skin, not dry and comfortable.Particularly, when this hydrophilic non-woven fabrics is applied to the surface layer of baby paper diaper, because dry and comfortable poor-performing, and cause easily the allergic phenomenas such as infant skin is rubescent, eczema.
The utility model content
The purpose of this utility model provides a kind of good, dryer and comfortableer perforated non-woven fabric of sanitary absorbent article permeance property that makes.
For achieving the above object, solution of the present utility model is:
A kind of perforated non-woven fabric, it is made of two fibre layers at least, and wherein surface layer is and the contact angle of the water fibrous layer greater than 70 °, and grammes per square metre is 3 g/ms～30 g/ms; And bottom is and the fibrous layer of water contact angle less than 90 °, and grammes per square metre is 3 g/ms～30 g/ms; This non-woven fabrics has by surface layer to the hole that bottom runs through, and percent opening 5～50%, three-dimensional thickness are 0.1～1.5mm.
Described non-woven fabrics is a kind of in hot-wind nonwoven cloth, spun-bonded non-woven fabrics, fabric hot rolled nonwoven fabrics or the spun-laced nonwoven fabric.
Described surface layer is and the contact angle of the water fibrous layer greater than 90 °, and bottom is and the contact angle of the water fibrous layer less than 70 °.
The fiber Denier of described surface layer was 0.8 dawn～5 dawn.
The fiber Denier of described surface layer was 0.8 dawn～2.5 dawn.
Described perforated non-woven fabric grammes per square metre is 6 g/ms～60 g/ms.
Described perforated non-woven fabric grammes per square metre is 12 g/ms～50 g/ms.
The surface layer grammes per square metre of described perforated non-woven fabric is 8 g/ms to 20 g/ms.
Described is that hole that up and down perforated area is identical or surface layer perforated area are greater than the hole of bottom perforated area to the hole that bottom runs through by surface layer.
The percent opening of described perforated non-woven fabric is 10～40%.
The three-dimensional thickness of described perforated non-woven fabric is 0.4～1.0mm.
Described perforated non-woven fabric is to be made of two-layer above fibrous layer, and wherein surface layer is and the contact angle of the water fibrous layer greater than 70 °; And each fibrous layer under the surface layer is and the contact angle of the water fibrous layer less than 70 °, and the contact angle of each fibrous layer and water is different.
After adopting such scheme, because perforated non-woven fabric of the present utility model is made of two-layer or multi-layer fiber layer, the contact angle that is positioned at surface layer and water is greater than 70 ° fibrous layer and be positioned at bottom and contact angle water and carry out the lapping compound tense less than 90 ° fibrous layer by hot blast or hot-rolling method, on two fibrous layer contact surfaces, can partly be punctured to and the contact angle of the water fibrous inside greater than 70 ° less than 90 ° short fiber with the contact angle of water, form with the contact angle of water less than 90 ° fiber and the fibrous layer that crosses mutually greater than 70 ° fiber with the contact angle of water, easy moistening when this helps in use body fluid to arrive perforated non-woven fabric, thus under the effect of capillary tube and energy level difference, arrive rapidly and the contact angle of the water fibrous layer less than 90 °; Disperse on its surface owing to more be conducive to body fluid with the contact angle of water greater than 70 ° fibrous layer, have guide functions, the area that oozes expansion is larger, has improved so effective usable floor area of absorbent article, has promoted that also liquid absorbs fast; Simultaneously, with the contact angle of water be the surface layer of non-woven fabrics greater than 70 ° fibrous layer, be and contacted of user, after body fluid absorbs, because the contact angle of fiber and water is greater than 70 °, body fluid is difficult for being adsorbed on around fiber, has also stoped body fluid to return to the perforated non-woven fabric surface by capillarity, reaches dry and comfortable, comfortable effect.
In addition, this nonwoven surface is formed with by surface layer to hole that bottom runs through, this hole can be the identical hole of perforated area up and down, also can be that the upper strata perforated area is greater than the funnel-shaped hole of bottom perforated area, funnel-shaped hole particularly, this funnel type perforate can make the block secretions of human secretory soak down more smoothly through this perforate, the funnel type perforate is so that non-woven fabrics is formed with three-dimensional projection at lower surface again, increased the three-dimensional thickness of non-woven fabrics, make between non-woven fabric and the absorber and can form three-dimensional interval, lower the oozing that this interval can further be beneficial to human secretion is absorbed bulk absorption, and can improve non-woven fabric every wet effect.Simultaneously, nonwoven surface perforate design has also reduced and the contact skin area, makes absorbent article have in use characteristic comfortable, dry and comfortable, close skin.
Description of drawings
Fig. 1 is this utility model perforated non-woven fabric molding cutaway view;
Fig. 2 is the cutaway view (surface layer for the contact angle of the water fibrous perforated non-woven fabric greater than 70 °) of this utility model plane perforated non-woven fabric;
Fig. 3 is the cutaway view (surface layer for the contact angle of the water fibrous perforated non-woven fabric greater than 70 °) of the three-dimensional perforated non-woven fabric of this utility model;
Fig. 4 is that surface layer is the cutaway view of the absorbent article of this utility model perforated non-woven fabric making;
Fig. 5 this utility model non-woven fabric with multilayer structure profile.
The specific embodiment
To shown in Figure 5, this utility model has disclosed a kind of perforated non-woven fabric such as Fig. 1, and this perforated non-woven fabric is a kind of in hot-wind nonwoven cloth, spun-bonded non-woven fabrics, fabric hot rolled nonwoven fabrics or the spun-laced nonwoven fabric; This perforated non-woven fabric grammes per square metre is 6 g/ms～60 g/ms, particularly 12 g/ms～50 g/ms.
Described perforated non-woven fabric 1 is with non-woven fabrics 1 ' form the surface by perforating device 111 and 112 to have by surface layer to the hole that bottom runs through, percent opening 5～50%, particularly 10～40%; Three-dimensional thickness is 0.1～1.5mm; 0.4～1.0mm particularly.Wherein, non-woven fabrics 1 ' surface layer be contact angle with water greater than 70 °, particularly greater than 90 ° fibrous layer and bottom be contact angle with water less than 90 °, particularly consist of less than 70 ° fibrous layer.
Wherein the fiber grammes per square metre of surface layer is 3 g/ms～30 g/ms, particularly 8 g/ms to 20 g/ms, and the dawn number of fiber was 0.8 dawn～5 dawn, and 0.8 dawn～2.5 dawn particularly.
Wherein the fiber grammes per square metre of bottom is 3 g/ms～30 g/ms.
Shown in Fig. 2,3, can be the identical hole 21 of perforated area up and down to the hole that bottom runs through by surface layer, also can be the surface layer perforated area is greater than the hole 32 of bottom perforated area.
Cooperate Fig. 4 to show, when utilizing this non-woven fabrics 1 with the three-dimensional perforate 41 of funnel type as the fabric of sanitary absorbent article, the contact angle that body fluid reaches the surface of perforated non-woven fabric 1 and water is during greater than 70 ° fibrous layer 42, owing to have hydrophilic greater than 70 ° fibrous layer with the contact angle of water less than 90 ° the fibrolaminar layer 43 that crosses with the contact angle of water, so that easy moistening during perforated non-woven fabric, thereby under the effect of capillary tube and energy level difference, arrive rapidly and the contact angle of the water fibrous layer 44 less than 90 °, promoted liquid to absorb fast; The block secretions of human secretory can see through this perforate 41 and soak down more smoothly, funnel type perforate 41 is in the three-dimensional projection 45 of non-woven fabrics 1 fabric lower surface again, make between non-woven fabrics 1 fabric and the absorber 4 and can form three-dimensional interval, lower the soaking that this interval can further be beneficial to human secretion is absorbed body 4 absorptions, and this interval can improve non-woven fabrics 1 fabric every wet effect, simultaneously this funnel type perforate 41 so that non-woven fabrics when using pressurized, open lower end is easily closed, thereby stop human body to contact with the human secretion that absorber 4 absorbs, generation has comfortable every wet effect when making user use, dry and comfortable, the characteristic of parent's skin.
Certainly, as shown in Figure 5, non-woven fabric of the present utility model also can adopt the structure setting of multi-layer fiber layer, and the fabric that is positioned at surface layer 51 for the contact angle of the water fibrous layer greater than 70 °, prevent allow liquids; Intermediate layer 52 and bottom 53 are that contact angle with water is less than 90 °, particularly less than 70 °, and intermediate layer 52 is different with bottom 53 from the contact angle of water and arranges, intermediate layer 52 and bottom 53 are gradually little setting with the contact angle of water, or the contact angle of intermediate layer 52 and bottom 53 and water is gradually large setting, in the effect of capillary tube and energy level difference, faster, the dry and comfortable effect of the non-woven fabrics seepage velocity of formation is better.
The above record, only for utilizing the embodiment of this utility model technology contents, modification, variation that any those skilled in the art use this utility model to do all belong to the claim that this utility model is advocated, and are not limited to those disclosed embodiments.
Claims (12)
1. perforated non-woven fabric is characterized in that: be made of two fibre layers at least, wherein surface layer is and the contact angle of the water fibrous layer greater than 70 °, and grammes per square metre is 3 g/ms～30 g/ms; And bottom is and the fibrous layer of water contact angle less than 90 °, and grammes per square metre is 3 g/ms～30 g/ms; This non-woven fabrics has by surface layer to the hole that bottom runs through, and percent opening 5～50%, three-dimensional thickness are 0.1～1.5mm.
2. perforated non-woven fabric as claimed in claim 1 is characterized in that: this non-woven fabrics is a kind of in hot-wind nonwoven cloth, spun-bonded non-woven fabrics, fabric hot rolled nonwoven fabrics or the spun-laced nonwoven fabric.
3. perforated non-woven fabric as claimed in claim 1 or 2 is characterized in that: described surface layer is and the contact angle of the water fibrous layer greater than 90 °, and bottom is and the contact angle of the water fibrous layer less than 70 °.
4. perforated non-woven fabric as claimed in claim 1, it is characterized in that: the fiber Denier of described surface layer was 0.8 dawn～5 dawn.
5. perforated non-woven fabric as claimed in claim 4, it is characterized in that: the fiber Denier of described surface layer was 0.8 dawn～2.5 dawn.
6. perforated non-woven fabric as claimed in claim 1, it is characterized in that: described perforated non-woven fabric grammes per square metre is 6 g/ms～60 g/ms.
7. perforated non-woven fabric as claimed in claim 7, it is characterized in that: described perforated non-woven fabric grammes per square metre is 12 g/ms～50 g/ms.
8. perforated non-woven fabric as claimed in claim 1, it is characterized in that: the surface layer grammes per square metre of described perforated non-woven fabric is 8 g/ms to 20 g/ms.
9. perforated non-woven fabric as claimed in claim 1 is characterized in that: described is that perforated area is identical up and down hole or surface layer perforated area are greater than the hole of bottom perforated area to the hole that bottom runs through by surface layer.
10. such as claim 1 or 9 described perforated non-woven fabric, it is characterized in that: the percent opening of described perforated non-woven fabric is 10～40%.
11. perforated non-woven fabric as claimed in claim 1 is characterized in that: the three-dimensional thickness of described perforated non-woven fabric is 0.4～1.0mm.
12. perforated non-woven fabric as claimed in claim 1 is characterized in that: be to be made of two-layer above fibrous layer, wherein surface layer is and the contact angle of the water fibrous layer greater than 70 °; And each fibrous layer under the surface layer is and the contact angle of the water fibrous layer less than 70 °, and the contact angle of each fibrous layer and water is different.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220222293 CN202637294U (en) | 2012-05-17 | 2012-05-17 | Punching non-woven fabric |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220222293 CN202637294U (en) | 2012-05-17 | 2012-05-17 | Punching non-woven fabric |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202637294U true CN202637294U (en) | 2013-01-02 |
Family
ID=47406484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220222293 Expired - Lifetime CN202637294U (en) | 2012-05-17 | 2012-05-17 | Punching non-woven fabric |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202637294U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102673030A (en) * | 2012-05-17 | 2012-09-19 | 厦门延江工贸有限公司 | Perforated non-woven fabric |
| WO2015007211A1 (en) * | 2013-07-17 | 2015-01-22 | 厦门延江工贸有限公司 | Hot air non-woven fabric and manufacturing method therefor |
| CN105239274A (en) * | 2015-11-12 | 2016-01-13 | 浙江金三发非织造布有限公司 | Two-sided hydrophilic punched non-woven fabric special for sanitary consumables and production method thereof |
| US10195092B2 (en) | 2014-03-06 | 2019-02-05 | The Procter & Gamble Company | Multi-component topsheets |
| US10206826B2 (en) | 2014-03-06 | 2019-02-19 | The Procter & Gamble Company | Three-dimensional substrates |
| WO2019076288A1 (en) * | 2017-10-19 | 2019-04-25 | The Procter & Gamble Company | Topsheet comprising natural fibers with good mechanical strength |
| US10285874B2 (en) | 2014-03-06 | 2019-05-14 | The Procter & Gamble Company | Multi-component topsheets |
| US10973702B2 (en) | 2015-08-26 | 2021-04-13 | The Procter & Gamble Company | Absorbent articles having three dimensional substrates and indicia |
| US11202723B2 (en) | 2016-07-01 | 2021-12-21 | The Procter & Gamble Company | Absorbent articles with improved topsheet dryness |
| US11291595B2 (en) | 2017-10-19 | 2022-04-05 | The Procter & Gamble Company | Topsheet comprising natural fibers |
-
2012
- 2012-05-17 CN CN 201220222293 patent/CN202637294U/en not_active Expired - Lifetime
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102673030A (en) * | 2012-05-17 | 2012-09-19 | 厦门延江工贸有限公司 | Perforated non-woven fabric |
| WO2015007211A1 (en) * | 2013-07-17 | 2015-01-22 | 厦门延江工贸有限公司 | Hot air non-woven fabric and manufacturing method therefor |
| US11053616B2 (en) | 2013-07-17 | 2021-07-06 | Xiamen Yanjan New Material Co., Ltd. | Non-woven absorbent textile article |
| US10195092B2 (en) | 2014-03-06 | 2019-02-05 | The Procter & Gamble Company | Multi-component topsheets |
| US10206826B2 (en) | 2014-03-06 | 2019-02-19 | The Procter & Gamble Company | Three-dimensional substrates |
| US11033440B2 (en) | 2014-03-06 | 2021-06-15 | The Procter & Gamble Company | Three-dimensional substrates |
| US10285874B2 (en) | 2014-03-06 | 2019-05-14 | The Procter & Gamble Company | Multi-component topsheets |
| US10973702B2 (en) | 2015-08-26 | 2021-04-13 | The Procter & Gamble Company | Absorbent articles having three dimensional substrates and indicia |
| CN105239274A (en) * | 2015-11-12 | 2016-01-13 | 浙江金三发非织造布有限公司 | Two-sided hydrophilic punched non-woven fabric special for sanitary consumables and production method thereof |
| US11202723B2 (en) | 2016-07-01 | 2021-12-21 | The Procter & Gamble Company | Absorbent articles with improved topsheet dryness |
| CN111194262A (en) * | 2017-10-19 | 2020-05-22 | 宝洁公司 | Topsheet comprising natural fibers with good mechanical strength |
| WO2019076288A1 (en) * | 2017-10-19 | 2019-04-25 | The Procter & Gamble Company | Topsheet comprising natural fibers with good mechanical strength |
| US11173077B2 (en) | 2017-10-19 | 2021-11-16 | The Procter & Gamble Company | Topsheet comprising natural fibers with good mechanical strength |
| US11285056B2 (en) | 2017-10-19 | 2022-03-29 | The Procter & Gamble Company | Topsheet comprising natural fibers with good mechanical strength |
| US11291595B2 (en) | 2017-10-19 | 2022-04-05 | The Procter & Gamble Company | Topsheet comprising natural fibers |
| US11369527B2 (en) | 2017-10-19 | 2022-06-28 | The Procter & Gamble Company | Topsheet comprising natural fibers |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: XIAMEN YANJIANG NEW MATERIAL CO., LTD. Free format text: FORMER NAME: XIAMEN YANJIANG INDUSTRY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 361100 No. 88 Huli garden, Tongan concentrated industrial zone, Fujian, Xiamen Patentee after: XIAMEN YANJAN NEW MATERIAL CO., LTD. Address before: 361100 No. 88 Huli garden, Tongan concentrated industrial zone, Fujian, Xiamen Patentee before: Xiamen Yanjan Industry Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130102 |