CN212234975U - Novel structure of absorption article - Google Patents
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- CN212234975U CN212234975U CN201921858276.8U CN201921858276U CN212234975U CN 212234975 U CN212234975 U CN 212234975U CN 201921858276 U CN201921858276 U CN 201921858276U CN 212234975 U CN212234975 U CN 212234975U
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Abstract
The utility model relates to an absorbing article with a novel structure, which comprises a surface layer, a diversion layer, an absorbing layer and a bottom film layer from top to bottom in sequence; the absorbing layer comprises an upper absorbing layer positioned on the lower surface of the diversion layer and a water-absorbing foam layer positioned on the upper surface of the bottom film layer. The utility model comprises an upper absorption layer which can make the menstrual blood quickly seep downwards, the surface residual time is shortened, and the dryness is greatly improved; the water-absorbing foam layer highly locks the menstrual blood and increases the diffusion of the menstrual blood. The absorption articles of novel structure have ultra-thin, be difficult for to get together deformation, absorption rate is fast, the diffusivity is good and surface advantage such as dry and comfortable.
Description
Technical Field
The utility model belongs to the technical field of health care supplies, especially, relate to an absorption articles for use of novel structure.
Background
With the development of the times, the use concept of sanitary absorbent articles by consumers is continuously changed, and besides the requirement that the sanitary absorbent articles meet the basic functions of comfortable use and good absorbability, the consumers also increasingly pursue the absorbent articles with ultrathin, dry and good leakage-proof performance.
Taking a sanitary towel as an example, at present, most of the absorption cores of the sanitary towels sold in the market are made of fluff pulp or fluff pulp and high polymer water-absorbing resin (SAP) and are made into composite paper to be used as the absorption core, and the sanitary towels are characterized by being thick, not dry and comfortable and have large reverse osmosis amount. In addition, fluff pulp is dusty during processing. The requirement of modern women on sanitary towels is improved, the requirement on dryness is higher, the requirement on thickness is thinner, and the requirement on fitness is better. Most of the absorbent articles on the market can prevent leakage of partial menstrual blood, but still have the problems of menstrual blood overflow caused by reasons such as large amount of menstrual blood, slow absorption speed or pressure (sitting, lying) and the like, and simultaneously have the problems of poor surface dryness of the sanitary towel and reduced wearing comfort caused by larger thickness of the sanitary towel.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an absorption articles for use of novel structure. The utility model discloses in the absorption articles for use of novel structure have ultra-thin, be difficult for the deformation of balling up, absorption rate is fast, the diffusivity well reaches advantages such as the surface is dry and comfortable, solved current sanitary towel and absorbed the core and slow, the sanitary towel thickness is thick and not dry and comfortable problem to menstrual blood's absorption and diffusion rate simultaneously.
In order to achieve the purpose, the utility model provides an absorbing article with a novel structure, which comprises a surface layer, a diversion layer, an absorbing layer and a bottom film layer from top to bottom in sequence; the absorbing layer comprises an upper absorbing layer positioned on the lower surface of the diversion layer and a water-absorbing foam layer positioned on the upper surface of the bottom film layer.
Preferably, the upper absorption layer is made of high-molecular composite absorbent paper, a fluffy cotton composite core body, absorbent paper formed by compounding wood pulp with high-absorbent resin and sanitary lining paper or wood pulp with high-absorbent resin; and/or the water-absorbing foam layer is made of water-absorbing foam material.
Preferably, the upper absorption layer is composed of at least one layer of the polymer composite absorbent paper; the length of the high polymer composite absorbent paper is 1-45 cm, the width of the high polymer composite absorbent paper is 0.1-15 cm, and/or the gram weight of the high polymer composite absorbent paper is 30-130 g/m2。
Preferably, the high polymer composite absorbent paper is formed by compounding high absorbent resin with base paper by a wet method; each layer of the polymer composite absorbent paper consists of two raw paper layers and super absorbent resin sandwiched between the two raw paper layers.
Preferably, the gram weight of the super absorbent resin is 10-300 g/m2The particle size is 30-100 meshes, the water retention capacity is not lower than 25g/g, and the liquid passing capacity is not lower than 0.1 mL/min.
Preferably, the length of the water-absorbing foam layer is 1-45 cm, and the width of the water-absorbing foam layer is 0.1-15 cm; and/or the gram weight of the water-absorbing foam layer is 5-40 g/m2(ii) a And/or the thickness of the water-absorbing foam layer is 1-8 mm.
Preferably, a perforated structure is arranged on the upper surface of the upper absorption layer and/or the water-absorbing foam layer, and the perforated structure is composed of a plurality of diversion holes; the hole shape of the flow guide hole is one or more of circular, square, heart-shaped, strip-shaped and wave-shaped, and/or the aperture of the flow guide hole is 0.1-50 mm.
Preferably, the surface layer is a hot air surface layer, a spun-bonded surface layer or a pure cotton surface layer; and/or the gram weight of the surface layer is 5-40 g/m2And/or the surface layer is 10-45 cm in length and 3-20 cm in width.
Preferably, the flow guide layer is a hot air flow guide layer, a spun-bonded flow guide layer or a hot rolled flow guide layer; and/or the gram weight of the flow guide layer is 5-50 g/m2And/or the length of the flow guide layer is 2-45 cm, and the width of the flow guide layer is 2-20 cm.
Preferably, the base film layer is breathable; and/or the gram weight of the bottom film layer is 8-60 g/m2And/or the length of the bottom film layer is 5-45 cm, and the width of the bottom film layer is 3-20 cm.
The utility model discloses following beneficial effect has at least:
(1) the utility model provides a soft and dry absorption article with a novel structure, which comprises two absorption layers, wherein the upper layer is a first absorption layer (upper absorption layer), and the lower layer is a second absorption layer (water absorption foam layer); the first absorption layer enables menstrual blood to rapidly infiltrate downwards, the surface residual time is shortened, and the dryness is greatly improved; the second absorption layer highly locks the menstrual blood and increases the diffusion of the menstrual blood.
(2) In some preferred embodiments of the utility model, the first absorption layer is the perforated polymer composite absorbent paper (super absorbent resin composite absorbent paper), which can accelerate the infiltration of menstrual blood well, absorb menstrual blood quickly in the first time and ensure that women can move freely next to the skin; the second absorption layer is a perforated water-absorbing foam layer which enables menstrual blood to be rapidly absorbed and diffused; the utility model discloses the setting in well water conservancy diversion hole for absorb articles for use the water conservancy diversion effectual, have ooze fast down and inhale the function in the twinkling of an eye, help improving the dry and comfortable nature of absorbing articles for use, make the health absorb articles for use comfortable more, safety.
(3) Compared with the traditional structure that wood pulp and high water-absorbing resin particles are adopted as the water-absorbing core layer, the middle and high water-absorbing resin composite water-absorbing paper and the water-absorbing foam layer greatly reduce the thickness of absorptive articles, simplify the production process, greatly reduce dust, save energy and protect environment; in some preferred embodiments, the polymer composite absorbent paper is formed by forming base paper with a wet-process composite polymer absorbent resin, that is, a composite mode of the wet-process composite polymer absorbent resin is adopted, the polymer absorbent resin is added in the early forming stage of the wood pulp paper layer, and because the polymer absorbent resin is compounded with the paper fibers in the early forming stage of the paper layer, the polymer absorbent resin is completely embedded in the paper fibers, so that the contact area between the polymer absorbent resin and the fibers is greatly increased, and meanwhile, the conductivity of the paper fibers and the polymer absorbent resin to liquid is also enhanced, thereby greatly increasing the liquid absorption capacity and absorption speed of the formed polymer composite absorbent paper.
(4) The novel absorption articles for use of structure have ultra-thin, be difficult for to play to crowd deformation, absorption rate is fast, the diffusivity is good and the surface advantage such as dry and comfortable, improved sanitary towel absorbed layer to the absorption and the diffusion rate of menses, make sanitary towel itself thin and next to the shin simultaneously, the dry and comfortable nature of surface is good.
Drawings
The drawings of the present invention are provided for illustrative purposes only, and the proportions of the respective parts in the drawings are not necessarily the same as those of actual products.
Fig. 1 is a schematic structural view of an absorbent article of novel construction according to one embodiment of the present invention.
Fig. 2 is a plan view of the polymer composite absorbent paper included in the upper absorbent layer in fig. 1.
Fig. 3 is a top view of the absorbent foam layer included in fig. 1.
Fig. 4 is a cross-sectional view of the single-layer polymer composite absorbent paper included in the upper absorbent layer of fig. 1.
In the figure: 1: a surface layer; 2: a flow guiding layer; 3: an upper absorbent layer; 31: a polymer composite absorbent paper layer; 311: a raw paper layer; 312: a super absorbent resin layer; 4: a water-absorbing foam layer; 5: a base film layer; 6: and (4) flow guide holes.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The utility model provides an absorption articles for use of novel structure, the preferred sanitary towel of absorption articles for use of novel structure. For example, as shown in fig. 1, the absorbent article with the novel structure comprises a surface layer 1, a flow guide layer 2, an absorption layer and a bottom film layer 5 from top to bottom; the absorption layer comprises an upper absorption layer 3 positioned on the lower surface of the flow guide layer 2 and a water absorption foam layer 4 (a porous water absorption foam layer) positioned on the upper surface of the bottom film layer 5. In the utility model, the surface layer 1, the flow guiding layer 2, the upper absorbing layer 3, the water-absorbing foam layer 4 and the bottom film layer 5 can be bonded together in sequence through hot melt adhesive, for example; in the present invention, the main components of the hot melt adhesive may be, for example, a base resin, a tackifier, a viscosity modifier, an antioxidant, and the like.
In the utility model, the absorption layer is divided into two layers, the upper layer is a first absorption layer, namely an upper absorption layer 3, and the lower layer is a second absorption layer, namely a water absorption foam layer 4; the utility model discloses in, first absorbed layer makes the rapid infiltration of menses, and surface residual time shortens, and dry and comfortable nature improves greatly, and the second absorbed layer highly pins the menses, increases the menses diffusion. Of course, in the utility model discloses in, the second absorbed layer also can be for example for non-woven fabrics package polymer water-absorbing resin structure or dustless paper package polymer water-absorbing resin structure or sanitary slip sheet package polymer water-absorbing resin structure or other absorption core structures, and the utility model discloses the people creatively adopts water-absorbing foam layer 4 as the second absorbed layer, can make the lock blood effect better, makes the menstrual blood who oozes down fast from first absorbed layer absorb and spread fast, and is best with the cooperation effect of first absorbed layer.
According to some preferred embodiments, the upper absorbent layer is made of high polymer composite absorbent paper, fluffy cotton composite core, absorbent paper formed by compounding wood pulp with high absorbent resin (high polymer absorbent resin) and sanitary liner paper or wood pulp with high absorbent resin; and/or the water-absorbing foam layer is made of water-absorbing foam material (such as polyurethane water-absorbing foam material or other water-absorbing foam material).
According to some preferred embodiments, the upper absorbent layer 3 is composed of at least one layer (e.g., one, two, three or four layers) of the polymer composite absorbent paper (polymer composite absorbent paper layer 31); the length of the high polymer composite absorbent paper is 1-45 cm, preferably 3-45 cm, the width of the high polymer composite absorbent paper is 0.1-15 cm, preferably 1-15 cm, and/or the gram weight of the high polymer composite absorbent paper is 30-130 g/m2. In the present invention, the upper absorbing layer 3 may be formed of, for example, a single layer of the polymer composite absorbent paper, or may be formed of, for example, two layers of the polymer composite absorbent paper, or may be formed of, for example, one sheet of the polymer composite absorbent paper folded into a double-layer polymer composite absorbent paper layer.
According to some preferred embodiments, the polymer composite absorbent paper is formed by base paper wet process composite high polymer absorbent resin (super absorbent resin), namely the polymer composite absorbent paper is formed by base paper wet process composite high polymer absorbent resin; each of the polymer composite absorbent paper (polymer composite absorbent paper layer 31) is composed of two raw paper layers 311 and a super absorbent resin sandwiched between the two raw paper layers 311, for example, as shown in fig. 4; the super absorbent resin is uniformly distributed between the two raw paper layers 311 to form a super absorbent resin layer (high polymer water absorbent resin layer) 312.
The utility model discloses in, polymer composite absorbent paper is formed through the compound polymer absorbent resin shaping of body paper wet process, adopt the compound mode of compound polymer absorbent resin of wet process promptly, add polymer absorbent resin at wood pulp ply shaping initial stage, because polymer absorbent resin compounds with the page fibre promptly at the page shaping initial stage promptly, polymer absorbent resin inlays completely in the page fibre the inside, has improved polymer absorbent resin and fibrous area of contact greatly, has also strengthened the conductibility of page fibre and polymer absorbent resin to liquid simultaneously to the absorption capacity and the absorption rate of the compound absorbent paper of polymer that the shaping obtained is to liquid has been improved by a wide margin; the utility model discloses in, go up the absorbing layer and include the compound paper layer that absorbs water of at least one deck polymer, the compound paper layer that absorbs water of polymer comprises the two-layer raw paper layer that contains super absorbent resin granule, can effectively reduce the thickness of absorbing the core to make the product attenuation of health absorption articles for use, also can effectively improve the absorption speed and the absorbed dose of absorbing the core simultaneously.
The utility model discloses in, the compound absorbent paper of polymer forms through the compound polymer water-absorbent resin shaping of body paper wet process, and concrete forming process can be for example: (1) respectively carrying out net-surfing molding on the surface sizing agent and the bottom sizing agent to prepare wet surface layer base paper and wet bottom layer base paper; the relative water content of the wet surface layer base paper and the wet bottom layer base paper is 50-80%; (2) respectively spraying the wet surface layer base paper and the wet bottom layer base paper prepared in the step (1) with high molecular water-absorbing resin, and compounding the wet surface layer base paper and the wet bottom layer base paper which are respectively sprayed with the high molecular water-absorbing resin to prepare wet raw paper; (3) and (3) sequentially squeezing and drying the wet raw paper sheet prepared in the step (2) to prepare the polymer composite absorbent paper.
According to some preferred embodiments, the gram weight of the super absorbent resin is 10 to 300g/m2The particle size is 30-100 meshes, the water retention capacity is not lower than 25g/g, and the liquid passing capacity is not lower than 0.1mL/min, preferably not lower than 10 mL/min.
According to some preferred embodiments, the water-absorbing foam layer has a length of 1 to 45cm, preferably 5 to 45cm, and a width of 0.1 to 15cm, preferably 1 to 15 cm; and/or the gram weight of the water-absorbing foam layer is 5-40 g/m2(ii) a And/or the thickness of the absorbent foam layer is 1 to 8mm (e.g., 1, 1.5, 2, 2.5, 3, 3.5, 4, 4.5, 5, 5.5, 6, 6.5, 7, 7.5, or 8 mm). The utility model discloses in, preferably the thickness on foam layer absorbs water is 3 ~ 5mm, foam layer absorbs water's thickness too big or undersize, all does not do benefit to the high lock blood of second absorbed layer and menses diffusion to foam layer thickness absorbs water too thickly can influence absorb the whole thickness of articles for use and wear the comfortable degree.
In the present invention, the upper absorbing layer and/or the water-absorbing foam layer may adopt a perforated structure or a non-perforated structure, in some preferred embodiments, a perforated structure is provided on the upper surface of the upper absorbing layer and/or the water-absorbing foam layer, the perforated structure is composed of a plurality of flow guide holes, and a plurality of flow guide holes 6 are uniformly distributed on the upper surface of the upper absorbing layer 3 and/or the water-absorbing foam layer 4, for example, as shown in fig. 2 and 3; the hole pattern of the flow guide holes is one or more of circular, square, heart-shaped, strip-shaped and wave-shaped, preferably, the hole pattern of the flow guide holes is circular, and/or the hole diameter of the flow guide holes is 0.1-50 mm. The utility model discloses the setting in well water conservancy diversion hole for absorb articles for use the water conservancy diversion effectual, have ooze fast down and inhale the function in the twinkling of an eye, help improving the dry and comfortable nature of absorbing articles for use, make the health absorb articles for use comfortable more, safety.
According to some preferred embodiments, the perforated structure is provided on the upper surface of the absorbent foam layer 4, for example, as shown in fig. 3.
According to some preferred embodiments, the upper surface of the upper absorbent layer and the upper surface of the absorbent foam layer are provided with the perforated structure, for example, as shown in fig. 2 and 3, respectively.
According to some preferred embodiments, the surface layer is provided with flow-blocking embossings, for example, the upper surface of the surface layer is provided with flow-blocking embossings; the utility model discloses it is right the shape of choked flow impressed watermark does not have special restriction, the setting up of choked flow impressed watermark makes the area of contact increase of surface course, and it is better to block the effect, has the function of triple leak protection separation.
According to some preferred embodiments, the side part of the surface layer is provided with a three-piece three-dimensional protection enclosure which is higher than the surface layer, and the three-piece three-dimensional protection enclosure is composed of spandex filaments and water-repellent non-woven fabrics. The utility model discloses in, the choked flow impressed watermark with the setting of three-piece formula three-dimensional fender encloses can prevent the edge leakage well.
According to some preferred embodiments, the surface layer is a hot air surface layer, a spun-bonded surface layer or a pure cotton surface layer or other material surface layer, that is, in the present invention, the hot air surface layer or the spun-bonded surface layer is a spun-bonded non-woven fabric or dust-free paper or a non-woven fabric or woven fabric formed by hot air or spun-bonded molding of one or more of polyethylene fibers, polypropylene fibers, polyvinyl chloride fibers, polyester fibers, natural or artificial cotton or cellulose fibers; and/or the gram weight of the surface layer is 5-40 g/m2And/or the surface layer is 10-45 cm in length and 3-20 cm in width.
According to some preferred embodiments, the flow guiding layer is a hot air flow guiding layer, a spun-bonded flow guiding layer, a hot rolled flow guiding layer, or a flow guiding layer made of other materials, that is, in the present invention, the hot air flow guiding layer, the spun-bonded flow guiding layer, or the hot rolled flow guiding layer is a spun-bonded non-woven fabric, or a dust-free paper, or a non-woven fabric or a woven fabric formed by hot air, spun-bonded, or hot rolled molding of one or more of polyethylene fibers, polypropylene fibers, polyvinyl chloride fibers, polyester fibers, natural or artificial cotton, or cellulose fibers; and/or the gram weight of the flow guide layer is 5-50 g/m2And/or the length of the flow guide layer is 2-45 cm, preferably 5-45 cm, and the width of the flow guide layer is 2-20 cm, preferably 3-20 cm.
According to some preferred embodiments, the facing layer is a hot air facing layer (e.g., a soft hot air facing layer), the flow guide layer is a hot air flow guide layer (e.g., a hot air flow guide layer with high bulk and good softness), or a spun-bonded flow guide layer; more preferably, the hot air top layer is a weakly hydrophilic hot air top layer, and the hot air or spun-bonded flow guide layer is a hydrophilic hot air or hydrophilic spun-bonded flow guide layer with better hydrophilicity than the weakly hydrophilic hot air top layer. What particularly say, the utility model provides a weak hydrophilic hot air surface course and hydrophilic hot air or hydrophilic spunbonded guide flow layer are comparatively speaking, and hydrophilic hot air or hydrophilic spunbonded guide flow layer's hydrophilicity is stronger than the hydrophilicity of weak hydrophilic hot air surface course, for example the hot air surface course is by reaching the weak hydrophilic hot air surface course of the weak hydrophilic effect of surface course through the finish, hot air or spunbonded guide flow layer is hydrophilic according to the collocation principle of gradually hydrophilic downwards by the surface course chooses for use hydrophilic hot air or the spunbonded guide flow layer that hydrophilic effect is better than the surface course hydrophilicity. The utility model is preferably provided with a weak hydrophilic hot air surface layer and a hydrophilic hot air or hydrophilic spun-bonded flow guide layer, so that the liquid passing through the weak hydrophilic hot air surface layer can rapidly infiltrate into the hydrophilic hot air or hydrophilic spun-bonded flow guide layer, the reverse osmosis phenomenon can be obviously reduced, and the dryness and the freshness of the product are improved; in addition, the hydrophilic hot air or hydrophilic spun-bonded flow guide layer can better play a role in buffering the liquid permeating through the weak hydrophilic hot air surface layer, so that a certain time interval is provided for the liquid permeating into the absorption layer from the weak hydrophilic hot air surface layer, the liquid permeating and diffusing downwards is favorably absorbed by the absorption layer more fully, and the stability of the absorption layer is improved.
According to some preferred embodiments, the weakly hydrophilic hot air top layer is a weakly hydrophilic nonwoven fabric or a weakly hydrophilic woven fabric; the hydrophilic hot air or hydrophilic spun-bonded flow guide layer is hydrophilic non-woven fabric or hydrophilic woven fabric; it is particularly noted that, in the present invention, the weak hydrophilic non-woven fabric and the hydrophilic non-woven fabric, the weak hydrophilic woven fabric and the hydrophilic woven fabric are also relatively speaking, and the hydrophilicity of the hydrophilic non-woven fabric and the hydrophilic woven fabric is respectively stronger than that of the weak hydrophilic non-woven fabric and the weak hydrophilic woven fabric.
According to some preferred embodiments, the base film layer is breathable, and the inventionThe bottom film layer can be made of Polyethylene (PE) or other materials, for example, a breathable bottom film formed by compounding water-repellent hot-air non-woven fabric and a polyethylene film; and/or the gram weight of the bottom film layer is 8-60 g/m2Preferably 12 to 60g/m2And/or the length of the bottom film layer is 5-45 cm, and the width of the bottom film layer is 3-20 cm.
According to some preferred embodiments, the bottom film layer 5 is made of a PE breathable bottom film, and the gram weight of the bottom film layer 5 is 8-60 g/m2The length of the bottom film layer is 5-45 cm, and the width of the bottom film layer is 3-20 cm; the bottom film layer is only breathable and impermeable, and can well keep the comfort level inside the sanitary towel.
Example 1
An absorption article with a novel structure comprises a surface layer, a diversion layer, an absorption layer and a bottom film layer (a breathable bottom film layer) from top to bottom in sequence. The surface layer is a soft hot air surface layer and is provided with choked flow embossing and a three-piece type three-dimensional guard enclosure, so that side leakage can be well prevented; the flow guide layer is a hot air flow guide layer with good filling power and good softness; the absorbing layer is including being located the last absorbing layer of water conservancy diversion layer lower surface and being located the foam layer that absorbs water of basement membrane layer upper surface, go up the absorbing layer and be two-layer polymer composite absorbent paper structure, the thickness of foam layer (porous foam layer that absorbs water) that absorbs water is 4 mm. Holes (diversion holes) are formed in the upper surfaces of the upper absorption layer and the water absorption foam layer, the hole pattern is circular, and the hole diameter is 5 mm. The upper absorption layer is formed by overlapping two layers of polymer composite absorbent paper, the polymer composite absorbent paper is formed by combining polymer absorbent resin and base paper by a wet method, and each layer of the polymer composite absorbent paper consists of two base paper layers and the high absorbent resin clamped between the two base paper layers. The breathable bottom film layer is a PE breathable bottom film.
Comparative example 1
The utility model provides an absorptive articles for use, this absorptive articles for use include the absorbed layer adopt five layers of compound core with dustless paper package structure, five layers of compound core include two-layer polymer, the fluffy cotton of one deck, two-layer dustless paper or non-woven fabrics. The five-layer composite core body sequentially comprises a dust-free paper layer or a non-woven fabric layer, a high-molecular water-absorbing resin layer, a fluffy cotton layer, a high-molecular water-absorbing resin layer and a dust-free paper layer or a non-woven fabric layer from top to bottom.
Comparative example 2
An absorbent article comprises an absorbent layer which adopts a structure that wood pulp and macromolecular absorbent resin are wrapped by sanitary lining paper.
Comparative example 3
An absorbent article comprises an absorption layer which adopts a composite paper and dust-free paper wrapping structure formed by combining wood pulp and high-molecular water-absorbent resin through a dry method.
Comparative example 4
Comparative example 4 is substantially the same as example 1 except that: the absorbent layer includes an upper absorbent layer positioned on a lower surface of the flow guide layer and does not include a water absorbent foam layer.
The utility model discloses the absorptive articles for use of embodiment 1 and comparative example 1 ~ 4 preparation have carried out performance test, and the performance test result is shown in table 1.
The test method comprises the following steps: taking animal blood for 3 times, 5mL each time, and 10 minutes at 3 intervals, and recording the time for completing each absorption as an absorption speed in unit of s; after 5min of blood addition each time, the sample was pressed with a 1.2kg weight for 1min and the reverse osmosis in g was recorded.
Table 1: the results of the performance test of the absorbent articles in example 1 and comparative examples 1 to 4.
| Examples | Example 1 | Comparative example 1 | Comparative example 2 | Comparative example 3 | Comparative example 4 |
| First absorption speed/ |
4 | 5 | 9 | 4 | 5 |
| Second absorption rate/ |
6 | 10 | 11 | 9 | 8 |
| Third absorption Rate/s | 7 | 19 | 16 | 12 | 9 |
| First reverse osmosis amount/g | 0.01 | 0.79 | 0.34 | 0.19 | 0.15 |
| Second reverse osmosis amount/g | 0.04 | 1.14 | 1.68 | 0.75 | 0.45 |
| Third reverse osmosis amount/g | 0.29 | 1.60 | 2.31 | 1.13 | 0.89 |
As can be seen from the results in table 1, the absorbent article of example 1 of the present invention was particularly fast in absorption speed and particularly good in dryness after the addition of animal blood, whereas the absorbent articles of comparative examples 1 to 4 all had a large reverse osmosis amount and a slow absorption speed. The utility model provides an absorption articles for use of novel structure's absorption speed is very fast, and dry and comfortable nature is better.
The absorbent articles of example 1 and comparative examples 1-4 were made into sanitary napkin products, and then an investigation study using five sanitary napkin products was performed:
and (4) surveying the population: 50 women of 30-45 years old who were in menstrual period used the sanitary napkins of example 1 and comparative examples 1-4, respectively.
The investigation method comprises the following steps: the sanitary towel is replaced by 50 women every four hours in the menstrual period on the premise of ensuring other sanitary conditions.
The results of the examination are shown in Table 2.
Table 2: the results of the examination of the use of the absorbent article in example 1 and comparative examples 1 to 4.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (8)
1. An absorption article with a novel structure is characterized in that:
the absorption article comprises a surface layer, a diversion layer, an absorption layer and a bottom film layer from top to bottom in sequence;
the absorption layer comprises an upper absorption layer positioned on the lower surface of the diversion layer and a water-absorbing foam layer positioned on the upper surface of the bottom film layer;
the upper absorption layer consists of two layers of polymer composite absorbent paper, and each layer of polymer composite absorbent paper consists of two layers of raw paper layers and super absorbent resin sandwiched between the two layers of raw paper layers;
the water-absorbing foam layer is a porous water-absorbing foam layer made of a water-absorbing foam material;
and a hole punching structure is arranged on the upper surface of the upper absorption layer and/or the water absorption foam layer and consists of a plurality of flow guide holes.
2. The absorbent article of claim 1 wherein:
the length of the high polymer composite absorbent paper is 1-45 cm, the width of the high polymer composite absorbent paper is 0.1-15 cm, and/or the gram weight of the high polymer composite absorbent paper is 30-130 g/m2。
3. The absorbent article of claim 1 wherein:
the gram weight of the super absorbent resin is 10-300 g/m2The particle size is 30-100 meshes, the water retention capacity is not lower than 25g/g, and the liquid passing capacity is not lower than 0.1 mL/min.
4. The absorbent article of claim 1 wherein:
the length of the water-absorbing foam layer is 1-45 cm, and the width of the water-absorbing foam layer is 0.1-15 cm; and/or
The gram weight of the water-absorbing foam layer is 5-40 g/m2(ii) a And/or
The thickness of the water-absorbing foam layer is 1-8 mm.
5. Absorbent article according to any of claims 1 to 4, characterized in that:
the hole shape of the flow guide hole is one or more of circular, square, heart-shaped, strip-shaped and wave-shaped, and/or the aperture of the flow guide hole is 0.1-50 mm.
6. Absorbent article according to any of claims 1 to 4, characterized in that:
the surface layer is a hot air surface layer, a spun-bonded surface layer or a pure cotton surface layer; and/or
The gram weight of the surface layer is 5-40 g/m2And/or the surface layer is 10-45 cm in length and 3-20 cm in width.
7. Absorbent article according to any of claims 1 to 4, characterized in that:
the flow guide layer is a hot air flow guide layer, a spun-bonded flow guide layer or a hot rolling flow guide layer; and/or
The gram weight of the flow guide layer is 5-50 g/m2And/or the length of the flow guide layer is 2-45 cm, and the width of the flow guide layer is 2-20 cm.
8. Absorbent article according to any of claims 1 to 4, characterized in that:
the base film layer is breathable; and/or
The gram weight of the bottom film layer is 8-60 g/m2And/or the length of the bottom film layer is 5-45 cm, and the width of the bottom film layer is 3-20 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921858276.8U CN212234975U (en) | 2019-10-31 | 2019-10-31 | Novel structure of absorption article |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921858276.8U CN212234975U (en) | 2019-10-31 | 2019-10-31 | Novel structure of absorption article |
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| CN212234975U true CN212234975U (en) | 2020-12-29 |
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| CN201921858276.8U Active CN212234975U (en) | 2019-10-31 | 2019-10-31 | Novel structure of absorption article |
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| CN (1) | CN212234975U (en) |
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Effective date of registration: 20211228 Address after: 257344 No.6, Chenguan Road, Chenguan Town, Guangrao County, Dongying City, Shandong Province Patentee after: Nuo Chen Co.,Ltd. Address before: 257000 dongyinggang Economic Development Zone, Dongying City, Shandong Province Patentee before: SHANDONG NUOER BIOLOGICAL TECHNOLOGY Co.,Ltd. |