CN204971907U - Narrow crotch type health goods - Google Patents
Narrow crotch type health goods Download PDFInfo
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- CN204971907U CN204971907U CN201520542148.8U CN201520542148U CN204971907U CN 204971907 U CN204971907 U CN 204971907U CN 201520542148 U CN201520542148 U CN 201520542148U CN 204971907 U CN204971907 U CN 204971907U
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- hygienic articles
- dumbbell shape
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Abstract
The utility model relates to a narrow crotch type health goods in inferior nature absorbent device field, including surface course, the water conservancy diversion layer and liquid -tight nature bottom of passing through the liquidity to and set up in passing through the absorption core layer between liquidity surface course and the liquid -tight nature bottom, wherein, sanitary goods pass through the absorption core layer adoption complex that the sets up ply that absorbs water between liquidity surface course and the liquid -tight nature bottom, the compound ply that absorbs water comprises rectangle section and indent intersegmental position along vertical direction in succession, absorbs water the ply appearance in vertical direction complex and is axial symmetry dumbbell shape or similar shape. The utility model has the characteristics of simple structure easily makes, and the practicality is high, higher economic benefits and social have.
Description
Technical field
This utility model relates to hygiene article sector, particularly a kind of narrow crotch type hygienic articles comprising dumbbell shape composite absorbent paper.
Background technology
Along with growth in the living standard and living-pattern preservation, the use of disposable sanitary product is more and more universal in daily life, market penetration rate improves constantly, and to affect one of hygienic articles product qualitative factor be wearing comfort, outside the Pass the regulatory function of itself and hygienic articles waistline assembly has, also relevant with the absorptive core in hygienic articles.At present, the absorptive core type that women and children and adult health's goods use mainly contains the conventional suction core body by wood pulp cellulose and the molding of super absorbent resin Homogeneous phase mixing, and the ultrathin absorptive core to be made up of composite absorbent paper, because conventional suction core body easily produces fracture in the process absorbing storage liquid, rising sticks together to have a strong impact on the quality problem that user experience sense is subject to side leakage etc., therefore, its gradually replace by the ultrathin absorptive core that is made up of composite absorbent paper, the personnel of domestic hygienic article technical field were around the formation of absorptive core in recent years, performances etc. have done deep research to ultrathin absorptive core.
Authorization Notice No. is that the patent of invention of CN103085404B provides a kind of Multi-layer composite liquid absorbent wick material, comprise nonwoven layer, wherein the upper surface of nonwoven layer and lower surface form upper strata water-absorbing resin layer and lower floor's water-absorbing resin layer respectively sprinkled with water-absorbing resin, upper strata water-absorbing resin layer and outer upper strata absorbent paper layer and the lower floor's absorbent paper layer having absorbent paper formation respectively by melt viscosity of lower floor's water-absorbing resin layer, nonwoven layer, upper strata water-absorbing resin layer, lower floor's water-absorbing resin layer, upper strata absorbent paper layer and lower floor's absorbent paper layer are by roll compacting composite molding.
Application number be 201210295195.8 patent of invention and the patent No. be that the utility model patent of ZL201220411504.9 all provides a kind of absorbent sanitary product taste composite absorbent paper of dispelling, this absorbent paper is four laminate things, comprise and be located at middle odor control layer, water accepting layer and be located at the upper sealing coat of both sides and lower sealing coat, each layer adopts heat seal or gummed to be combined with each other, compared with prior art, sealing strip is provided with in longitudinal both sides, thus effectively prevent absorbent paper and taste of dispelling from controlling scattering of granule, and overflow after preventing water absorbent from expanding.
Application number is that the patent of invention of 201410764513.X provides a kind of absorbent sanitary product composite absorbent paper, comprise sealing coat, super absorbent resin, high fluffy non-woven fabrics, lower sealing coat, super absorbent resin comprises the upper strata super absorbent resin be distributed between sealing coat and the fluffy non-woven fabrics of height and the lower floor's super absorbent resin be distributed between high loft non-woven cloth and lower sealing coat, each interlayer is combined by gummed or heat seal mode, it is characterized in that the distribution of super absorbent resin on fabric width direction is heterogeneous, from axis to both sides, there is the central area that a fractionated polymer cloth surface density is higher, super absorbent resin forms effective distribution gradient in absorbent paper.
Application number be 201510046073.9 patent of invention provide a kind of NEW TYPE OF COMPOSITE core body playing Absorption in absorbent article, comprise top layer and intermediate layer, bondd by adhesive between top layer and intermediate layer, described top layer comprises again toilet paper layer and absorptive core, toilet paper layer to be positioned at outside absorptive core and with absorptive core with wide, described absorptive core is the mixture of wood pulp and SAP, the width on described top layer is 2-2.5 times of intermediate layer width, intermediate layer is wrapped up by two edge contractions on described top layer completely, it is fast that the core body of this structure has infiltration rate, do not rise and stick together, the feature do not ruptured.
But, above-mentioned prior art is mainly for the absorbent properties of vertical bar type composite absorbent paper or health care, also do not inquire the prior art document relating to dumbbell shape composite absorbent paper at present, and the absorbent paper of vertical bar type is applied to hygienic articles as absorptive core, because hygienic articles zone line transverse width is wide, cause when user dresses hygienic articles, friction is produced inside two vertical side of the edge crotches of hygienic articles zone line or leg, particularly more easily injure the tender skin of infant when wearer is in station gesture, and sense comfortable and easy to wear is not high.Simultaneously, vertical bar type composite absorbent paper of the prior art is mainly adopted as and the macromolecule of same for one species physical property is uniformly distributed in high fluffy non-woven fabrics, again in the technology of the upper layer bonding bulked paper of the fluffy non-woven fabrics of height, but the super absorbent resin amount of adding due to composite absorbent paper is larger, namely the distribution density of super absorbent resin in composite absorbent paper is higher, therefore, there is the phenomenon that colloid blocks in this technical scheme, causes hygienic articles to occur that fluid seepage etc. has a strong impact on the quality problem of use after causing super absorbent resin absorbing fluid.
For these reasons, this utility model provides a kind of narrow crotch type hygienic articles comprising dumbbell shape composite absorbent paper, dumbbell shape structure is adopted in the region of hygienic articles and user leg interior side contacts, avoid hygienic articles zone line two vertical side of the edge to the problem producing friction inside crotch or leg, simultaneously, adopt dumbbell shape structure that hygienic articles is dressed fit, make women and children or adult wear more comfortable, realize the dynamic compliance continued.
Summary of the invention
The purpose of this utility model, exactly in order to provide a kind of narrow crotch type hygienic articles comprising dumbbell shape composite absorbent paper.In the region of hygienic articles and user leg interior side contacts, the absorption carrier of hygienic articles adopts the absorbent paper of dumbbell shape structure composite, avoid hygienic articles zone line two vertical side of the edge to the problem producing friction inside crotch or leg, simultaneously, adopt dumbbell shape structure that hygienic articles is dressed fit, make women and children or adult wear more comfortable, realize the dynamic compliance continued.Meanwhile, for the characteristic of Liquid Absorption, multidomain treat-ment is carried out to composite absorbent paper and wherein distributed super absorbent resin, after avoiding super absorbent resin absorbing fluid, occur the phenomenon that colloid blocks.
In order to realize above-mentioned target, the technical solution adopted in the utility model is: a kind of narrow crotch type hygienic articles, comprise the surface layer (30) of liquid permeability, guide layer (50) and opaque liquid bottom (60), and the absorptive core layer be arranged between liquid permeability surface layer and opaque liquid bottom, it is characterized in that the absorptive core layer arranged between the liquid permeability surface layer (30) and opaque liquid bottom (50) of hygienic articles adopts dumbbell shape composite water absorbing ply of paper (1), described dumbbell shape composite water absorbing ply of paper (1) is along the longitudinal direction by rectangular section (2, 4) position is formed continuously and between concave section (3), at longitudinal direction dumbbell shape composite water absorbing ply of paper profile dumbbell shape or analogous shape axisymmetricly.
Dumbbell shape refers to that the face shaping formed all is shunk in the middle part of two sides of cuboid object to object longitudinal center's point with curve.Wherein curve can be arc curve or broken line curve, or the curve be made up of continuously successively arc curve, straight line and arc curve, the preferential dumbbell shape adopting arc curve to form.After dumbbell shape composite absorbent paper level spreads out, its front projection figure is all in dumbbell shape shape or analogous shape.
Described dumbbell shape composite water absorbing ply of paper comprises absorption diffusion layer (6), intermediate absorption sandwich layer (8), lower absorption diffusion layer (9), arrange adhesive layer (7) between each layer to be composited by adhesive bonding, described intermediate absorption sandwich layer (8) comprises upper epidermis (81) and layer (82), the fluffy fiber net that described upper epidermis (81) and layer (82) all adopt crisscross, the mutual winding of thermoplastic fibre to be interwoven is base material, between the grid of the fluffy fiber net (83) of base material, be all combined with Super Absorbent Polymer Particles (84).
Described adhesive layer (7) to wet strong rubber for hydrophilic; Described upper absorption diffusion layer (6), lower absorption diffusion layer (9) are hydrophilic material, and described hydrophilic material is have the wet-strength paper compared with high wet strength, preferentially adopt the toilet paper had compared with high wet strength or bulked paper.Wherein, can adopt absorb diffusion layer, lower absorption diffusion layer is toilet paper, or is bulked paper; Or adopting upper wherein one deck absorbing diffusion layer or lower absorption diffusion layer to be toilet paper, another layer is bulked paper.
Dumbbell shape composite water absorbing ply of paper is made up of rectangular section (2,4) and concave section (3) along the longitudinal direction, rectangular section (2,4) is divided into leading portion (4) and back segment (2), and described leading portion (4) and back segment (2) longitudinal length can be equal or not etc.Adopt leading portion (4) longitudinal length to be greater than back segment (2) longitudinal length, leading portion (4) longitudinal length is preferably 10-20cm, and back segment (2) longitudinal length is preferably 6-15cm; The length of curve of concave section (3) is 12-20cm.
Further, in the vertical the intermediate absorption sandwich layer (8) forming dumbbell shape composite water absorbing ply of paper is divided into proparea (100), mesozone (200), region, (300) three, back zone, in the proparea (100) of intermediate absorption sandwich layer, the Super Absorbent Polymer Particles being combined with different physical property between back zone (300) and the grid of the fluffy fiber net of mesozone (200) respectively, wherein said physical property refers to the physical attribute of super absorbent resin, comprises the absorbent properties of super absorbent resin, size etc.; The wherein scope of the zone line region expanding 5-10cm respectively and formed for datum line to the front end on longitudinal direction, rear end with the transverse center of absorbent core layer.Because in the intermediate absorption sandwich layer of formation composite absorbent paper, the distribution density of super absorbent resin is higher, easily colloid clogging is produced after absorbing fluid expands, based on this, adopt at the forward and backward area preference of intermediate absorption sandwich layer the Super Absorbent Polymer Particles that particle diameter is little, infiltration rate is fast, and preferentially adopt at zone line the Super Absorbent Polymer Particles that particle diameter is large.
As its name suggests, described narrow crotch type hygienic articles because of using the composite absorbent paper of dumbbell shape as absorptive core layer, give the middle part of hygienic articles and hygienic articles crotch in a state of use has narrower fabric width in the horizontal.
The beneficial effect that this utility model realizes: this utility model have employed composite water absorbing ply of paper as absorptive core layer, take full advantage of not knitting and hot air technique advantage of loft nonwoven cloth, super absorbent resin is embedded in the network of fibers deep layer of loft nonwoven cloth structure, make super absorbent resin fully can absorb the drained liquid of human body, simultaneously, the elongated fibers forming network of fibers is dredged liquid, make its quick absorbing fluid, realize the dry-ness of skin-material simultaneously, avoid the appearance of erythema, diaper rash problem.Meanwhile, multidomain treat-ment is carried out to the distribution of super absorbent resin in composite absorbent paper, after avoiding super absorbent resin absorbing fluid, occur the phenomenon that colloid blocks, make composite absorbent paper more excellent to the diffusion of liquid, absorbent properties.Therefore, this utility model not only possessed comparatively excellent absorption diffusion, and in the region of absorbent product and user leg interior side contacts, its vertical side of the edge of hygienic articles can be avoided the problem producing friction inside crotch or leg, have the advantages that wearing is more fit, dress is more comfortable, realize the dynamic compliance continued.It is more simple that this utility model not only realizes technique, and avoid the waste of material, has good economic worth and social value.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of narrow crotch type absorbent device of the present utility model.
Fig. 2 is a kind of B-B cross-sectional schematic of narrow crotch type absorbent device.
Fig. 3 is the dumbbell shape composite absorbent paper schematic diagram being made up of concave section continuous arc sigmoid curves.
Fig. 4 is the dumbbell shape composite absorbent paper schematic diagram being made up of concave section arc curve, straight line.
Fig. 5 is the dumbbell shape composite absorbent paper schematic diagram being made up of concave section continuous broken line.
Fig. 6 is the A-A cross section schematic diagram of dumbbell shape composite absorbent paper.
Fig. 7 is intermediate absorption sandwich layer subregion schematic diagram.
In figure, 1 is dumbbell shape composite water absorbing ply of paper, 2 is dumbbell shape composite water absorbing ply of paper back segments, 3 is dumbbell shape composite water absorbing ply of paper concave sections, 4 is dumbbell shape composite water absorbing ply of paper leading portions, 6 is upper absorption diffusion layers, 7 is adhesive layers, 8 is intermediate absorption sandwich layers, 9 is lower absorption diffusion layers, 10 is narrow crotch type absorbent devices, 20 is frontal waist plasters, 30 is liquid permeability surface layers, 50 is liquid permeability guide layers, 60 is opaque liquid bottoms, 70 is elastomeric materials, 80 is that lower limb encloses rubber root, 81 is upper epidermis of intermediate absorption sandwich layer, 82 is layer of intermediate absorption sandwich layer, 83 is fluffy fiber nets, 84 is Super Absorbent Polymer Particles, 90 is leakproof edges, 91 is that magic hooks, 100 is propareas of intermediate absorption sandwich layer, 200 is mesozones of intermediate absorption sandwich layer, 300 is back zones of intermediate absorption sandwich layer.
Detailed description of the invention
Further understand to do this utility model, as follows to term definition in literary composition:
Term " hygienic articles " refers to the article of the Excreta (urine, feces, menses) for absorbing and hold people, belong to disposable sanitary articles, namely hygienic articles absorbing fluid does not re-use after being tending towards saturated or containing the excessive things such as feces class, and enters the article of garbage reclamation processing system.
After term " vertical bar type composite absorbent paper " refers to that composite absorbent paper level spreads out, its front projection figure rectangular in shape.
Term " dumbbell shape ", is commonly called as " 8 font ", refers to that the face shaping formed all is shunk in the middle part of two sides of cuboid object to object longitudinal center's point with curve.Wherein curve can be arc curve or broken line curve, or the curve be made up of continuously successively arc curve, straight line and arc curve, the preferential dumbbell shape adopting arc curve to form.After " dumbbell shape composite absorbent paper " refers to that composite absorbent paper level spreads out, its front projection figure is all in dumbbell shape shape or analogous shape.
Term " wet-strength paper " still has the paper of definite shape and intensity after referring to refer in particular to absorbing fluid.
Term " liquid permeability surface layer " belongs to the skin-material of hygienic articles, this material is to the no skin irritation of wearer, there is hydrophilicity, sepage performance and the non-woven material of softness at ambient pressure, comprise pure cotton non-woven cloth, Through-Air Thermal Bonded Nonwovens, Nonwovens and non-woven fabric.
Term " opaque liquid bottom " refers to the material fitting in absorptive core layer, hygienic articles is oozed out to prevent liquid, opaque liquid bottom is generally the composite of breathability casting films and non-weaving cloth, wherein casting films fits in the layer of absorptive core, and non-weaving cloth fits in casting films, storeroom adopts hot-fusible pressure-sensitive adhesive to fit.
Term " consumer experience test " points to consumer and provides free a 10 this utility model narrow crotch trousers absorbent product (being designated as A sample) on chip and a 10 common absorbent products of contrast (being designated as B sample) on chip respectively, and consumer spending experiences table, be subject to according to the wearing experience sense of user by consumer, fill in sample absorbent properties in use, dry and comfortable performance, comfort level, leakage etc. strictly according to the facts, and form is filed in sample granting unit, by granting unit Macro or mass analysis.
Embodiment 1
Further understanding to do this utility model, now by reference to the accompanying drawings it being explained.
As shown in accompanying drawing 1, Fig. 2, narrow crotch type hygienic articles of the present utility model, comprise the surface layer (30) of liquid permeability, guide layer (50) and opaque liquid bottom (60), and the absorptive core layer be arranged between liquid permeability surface layer and opaque liquid bottom, the absorptive core layer arranged between the liquid permeability surface layer (30) and opaque liquid bottom (50) of hygienic articles adopts composite water absorbing ply of paper (1).
As shown in accompanying drawing 3, Fig. 4, Fig. 5, composite water absorbing ply of paper (1) is made up of continuously position between rectangular section (2,4) and concave section (3) along the longitudinal direction, at longitudinal direction composite water absorbing ply of paper profile dumbbell shape or analogous shape axisymmetricly.Wherein, by rectangular section (2,4) leading portion (4) and back segment (2) is divided into, described leading portion (4) and back segment (2) longitudinal length can be equal or not etc., leading portion (4) longitudinal length is adopted to be greater than back segment (2) longitudinal length, leading portion (4) longitudinal length is preferably 10-20cm, and back segment (2) longitudinal length is preferably 6-15cm; The length of curve of concave section (3) is 12-20cm.
As shown in Figure 6, composite water absorbing ply of paper comprises absorption diffusion layer (6), intermediate absorption sandwich layer (8), lower absorption diffusion layer (9), arrange adhesive layer (7) between each layer to be composited by adhesive bonding, described intermediate absorption sandwich layer (8) comprises upper epidermis (81) and layer (82), the fluffy fiber net that described upper epidermis (81) and layer (82) all adopt crisscross, the mutual winding of thermoplastic fibre to be interwoven is base material, between the grid of the fluffy fiber net (83) of base material, be all combined with Super Absorbent Polymer Particles (84).Wherein, adhesive layer (7) to wet strong rubber for hydrophilic; Upper absorption diffusion layer (6), lower absorption diffusion layer (9) are hydrophilic material, preferentially adopt the wet-strength paper had compared with high wet strength.
Embodiment 2
Because in the intermediate absorption sandwich layer of formation composite absorbent paper, the distribution density of super absorbent resin is higher, easily colloid clogging is produced after absorbing fluid expands, absorbent product is caused to occur the problem of seepage, based on this, adopt at the forward and backward area preference of intermediate absorption sandwich layer the Super Absorbent Polymer Particles that particle diameter is little, infiltration rate is fast, and preferentially adopt at zone line the Super Absorbent Polymer Particles that particle diameter is large.
As shown in Figure 7, the intermediate absorption sandwich layer (8) forming composite water absorbing ply of paper (1) is divided into proparea (100), mesozone (200), region, (300) three, back zone in the vertical, between the grid of the proparea (100) of intermediate absorption sandwich layer, the fluffy fiber net of back zone (300), is combined with the Super Absorbent Polymer Particles that particle diameter is little, infiltration rate is fast; And mesozone (200)
Adopt the Super Absorbent Polymer Particles that particle diameter is large.
Embodiment 3
Organize a consumer experience subjects be made up of 20 people, b also provides a 10 this utility model narrow crotch trousers absorbent product (being designated as A sample) on chip and a 10 common absorbent products of contrast (being designated as B sample) on chip and consumer spending to experience table to everyone, be subject to according to the wearing experience sense of user by consumer, reclaim Macro or mass analysis after filling in sample absorbent properties in use, dry and comfortable performance, comfort level, the information such as leakage strictly according to the facts, analysis result is as follows:
| project | this utility model narrow crotch trousers absorbent product | common absorbent product (contrast sample) |
| absorbent properties | liquid diffusibility can be excellent, all without the problem occurring leakage of body fluids | liquid diffusion ratio is general, and the problem of seepage appears in the sample of 9% in use. |
| comfort level | dress fit, comfortable, to inside leg without friction problem. | wearing comfort is general, and the horizontal amplitude in sample middle part is wide, produces friction problem to inside leg. |
| dry and comfortable performance | because diffusion is excellent, so dry-ness good. | user skin is moister. |
| erythema, eczema | nothing | large because bleeding back, there is skin diaper rash phenomenon in 3% user. |
| comprehensive Evaluation | excellent | generally |
Although this utility model describes concrete case study on implementation; but; scope of the present utility model is not limited to above-mentioned specific embodiment, when not departing from this utility model essence, all falls into protection domain of the present utility model to various modification of the present utility model, change and replacement.
Claims (7)
1. one kind narrow crotch type hygienic articles, comprise the surface layer (30) of liquid permeability, guide layer (50) and opaque liquid bottom (60), and the absorptive core layer be arranged between liquid permeability surface layer (30) and opaque liquid bottom (60), it is characterized in that: the absorptive core layer arranged between the liquid permeability surface layer (30) and opaque liquid bottom (60) of hygienic articles adopts dumbbell shape composite water absorbing ply of paper (1), described dumbbell shape composite water absorbing ply of paper (1) is along the longitudinal direction by rectangular section (2, 4) position is formed continuously and between concave section (3), at longitudinal direction dumbbell shape composite water absorbing ply of paper profile dumbbell shape axisymmetricly.
2. one according to claim 1 narrow crotch type hygienic articles, it is characterized in that: described dumbbell shape composite water absorbing ply of paper comprises absorption diffusion layer (6), intermediate absorption sandwich layer (8), lower absorption diffusion layer (9), arrange adhesive layer (7) between each layer to be composited by adhesive bonding, described intermediate absorption sandwich layer (8) comprises upper epidermis (81) and layer (82), described upper epidermis (81) and layer (82) all adopt thermoplastic fibre crisscross, the fluffy fiber net base material that mutual winding is interwoven, Super Absorbent Polymer Particles (84) is all combined with between the grid of fluffy fiber net base material (83).
3. one according to claim 2 narrow crotch type hygienic articles, is characterized in that: described adhesive layer (7) to wet strong rubber layer for hydrophilic; Described upper absorption diffusion layer (6), lower absorption diffusion layer (9) are hydrophilic material.
4. one according to claim 3 narrow crotch type hygienic articles, is characterized in that: described hydrophilic material is have the wet-strength paper compared with high wet strength.
5. one according to claim 1 narrow crotch type hygienic articles, it is characterized in that: dumbbell shape composite water absorbing ply of paper is by rectangular section (2 along the longitudinal direction, 4) form with concave section (3), by rectangular section (2,4) be divided into leading portion (4) and back segment (2), described leading portion (4) and back segment (2) longitudinal length can be equal or not etc.
6. one according to claim 5 narrow crotch type hygienic articles, is characterized in that: adopt leading portion (4) longitudinal length to be greater than back segment (2) longitudinal length, leading portion (4) longitudinal length is preferably 10-20cm, and back segment (2) longitudinal length is preferably 6-15cm.
7. the one narrow crotch type hygienic articles according to claim 1,5, is characterized in that: the length of curve of concave section (3) is 12-20cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520542148.8U CN204971907U (en) | 2015-07-24 | 2015-07-24 | Narrow crotch type health goods |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520542148.8U CN204971907U (en) | 2015-07-24 | 2015-07-24 | Narrow crotch type health goods |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204971907U true CN204971907U (en) | 2016-01-20 |
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ID=55106337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520542148.8U Expired - Fee Related CN204971907U (en) | 2015-07-24 | 2015-07-24 | Narrow crotch type health goods |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204971907U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105877927A (en) * | 2016-03-31 | 2016-08-24 | 无锡爱米克斯无纺科技有限公司 | Hydrophilic baby diaper |
| WO2020177772A1 (en) * | 2019-03-01 | 2020-09-10 | 滕州市华宝卫生制品有限公司 | Composite absorbent core and preparation process therefor, and absorbent article |
-
2015
- 2015-07-24 CN CN201520542148.8U patent/CN204971907U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105877927A (en) * | 2016-03-31 | 2016-08-24 | 无锡爱米克斯无纺科技有限公司 | Hydrophilic baby diaper |
| WO2020177772A1 (en) * | 2019-03-01 | 2020-09-10 | 滕州市华宝卫生制品有限公司 | Composite absorbent core and preparation process therefor, and absorbent article |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160120 Termination date: 20210724 |