CN110786995A - Method for preparing pants-type sanitary towel - Google Patents
Method for preparing pants-type sanitary towel Download PDFInfo
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- CN110786995A CN110786995A CN201911086839.0A CN201911086839A CN110786995A CN 110786995 A CN110786995 A CN 110786995A CN 201911086839 A CN201911086839 A CN 201911086839A CN 110786995 A CN110786995 A CN 110786995A
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- absorber
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
- A61F13/49—Absorbent articles specially adapted to be worn around the waist, e.g. diapers
- A61F13/496—Absorbent articles specially adapted to be worn around the waist, e.g. diapers in the form of pants or briefs
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/15577—Apparatus or processes for manufacturing
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
- A61F13/49—Absorbent articles specially adapted to be worn around the waist, e.g. diapers
- A61F13/494—Absorbent articles specially adapted to be worn around the waist, e.g. diapers characterised by edge leakage prevention means
- A61F13/49406—Absorbent articles specially adapted to be worn around the waist, e.g. diapers characterised by edge leakage prevention means the edge leakage prevention means being at the crotch region
- A61F13/4946—Absorbent articles specially adapted to be worn around the waist, e.g. diapers characterised by edge leakage prevention means the edge leakage prevention means being at the crotch region the edge leakage prevention means being an absorbent medium
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Epidemiology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Manufacturing & Machinery (AREA)
- Absorbent Articles And Supports Therefor (AREA)
Abstract
The invention relates to the field of sanitary products, and provides a method for preparing a pants-type sanitary towel, which solves the problems that the sanitary towel obtained by the preparation method in the prior art is poor in attaching effect, easy to cause side leakage of legs and incapable of meeting the requirements of use in the day and at night.
Description
Technical Field
The invention relates to the field of sanitary products, in particular to a method for preparing a pants-type sanitary towel.
Background
Traditional sanitary towel, generally including from top to bottom the liquid permeability surface course, absorber and the liquid-tight nature bottom that the stromatolite set up in proper order, still have the flap usually, set up the gum at the back of liquid-tight nature bottom, the rational paper of laminating on the gum is used sanitary towel laminating on pants after tearing off rational paper. The sanitary towel of this kind of structure is changed conveniently, but the laminating effect is comparatively ordinary, in order to promote the laminating effect, current market has developed one kind and has become trousers formula sanitary towel, can directly dress like pants promptly, the laminating effect is better than traditional sanitary towel, this kind becomes trousers formula sanitary towel comprises coat layer and the intraformational absorber of setting at the overcoat usually, the coat layer includes front portion piece and rear portion piece, the one end of absorber is fixed on the front portion piece, the other end is fixed on the rear portion piece, the horizontal both sides difference fixed connection formation of front portion piece and rear portion piece has waist opening and leg open-ended structure, the trousers formula sanitary towel of this type is next to the shin effect has been promoted, but be located the shank position and take place the side leakage easily, and the absorber is conventional structure, can't satisfy the customer's needs of distinguishing the demand with using daytime at night.
Chinese patent No. 201721685143.6 discloses a pants-type sanitary napkin, comprising a pants-type sanitary napkin body (1), wherein the pants-type sanitary napkin body (1) comprises a front half part (101), an intermediate part (102) and a rear half part (103), the upper end of the front half part (101) is connected with the lower end of the intermediate part (102), the upper end of the intermediate part (102) is connected with the lower end of the rear half part (103), the front side surface of the intermediate part (102) is integrally connected with a sanitary napkin (2), the lower end of the sanitary napkin (2) extends to the upper middle part of the front half part (101), the upper end of the sanitary napkin (2) extends to the lower middle part of the rear half part (103), the middle part of the sanitary napkin (2) is provided with a first raised layer (3), the outer part of the first raised layer (3) is surrounded with a vertical annular groove (4), the outer side of the vertical return annular groove (4) is provided with a second raised layer (5), the middle left and right sides of the second protruding layer (5) are symmetrically provided with side leakage prevention protruding strips (6), the upper end of the second protruding layer (5) is provided with a semicircular group reflux groove (7), the lower end of the second protruding layer (5) is provided with a W-shaped reflux groove (8), the middle part of the rear half part (103) is pasted with an elongated tail wing (9) matched with the sanitary towel (2) for use, the lower end of the elongated tail wing (9) is provided with a pasting opening (10) connected with the sanitary towel (2), the rear side surface of the pasting opening (10) covers the upper end front side surface of the sanitary towel (2), the middle part of the elongated tail wing (9) is provided with a horizontal protruding layer (11), the outer part of the horizontal protruding layer (11) is surrounded with a horizontal annular reflux groove (12), the outer side of the horizontal annular reflux groove (12) is provided with a tail wing protruding layer (13), the outer end of the protruding layer (13) is provided with a tail wing reflux groove (14), the back outer lane of extension fin (9) evenly is equipped with viscose strip (15), elastic band (16) have been sewed up to the lower extreme inside of first half (101), the lower extreme left side of first half (101) is fixed with adjusts and detains (17), the left and right sides symmetry of the trailing flank of first half (101) is equipped with thorn hair subsides (181) that the magic pasted (18), the left and right sides symmetry of the leading flank of second half (103) is equipped with circular hair subsides (182) that use with thorn hair subsides (181) cooperation, regulation passageway (19) have been sewed up to the upper end of second half (103), the left end of regulation passageway (19) is equipped with the opening, the left end of the fixed regulation rope (20) of inside left end of regulation passageway (19), the right-hand member of adjusting rope (20) runs through the opening. The sanitary towel disclosed by the patent has the advantages that a user can use the lengthened tail wing in a matched manner with the sanitary towel, the use is convenient, the sanitary towel is suitable for the situation of too much menstrual fluid or night use, the rear half part side leakage when the menstrual fluid is too much can be effectively prevented, the use in daytime is not convenient enough, and the side leakage conditions of the two transverse sides are not improved.
Disclosure of Invention
Therefore, aiming at the above content, the invention provides a method for preparing a pants-type sanitary napkin, which solves the problems that the sanitary napkin prepared by the preparation method in the prior art has poor attaching effect, the legs are easy to leak laterally and the requirements of using in the day and at night can not be met.
In order to achieve the purpose, the invention is realized by the following technical scheme: a method for preparing a pants-type sanitary towel comprises the preparation of an outer clothing layer and the preparation of an absorber, wherein the absorber is defined to have a longitudinal direction along a length direction and a transverse direction along a width direction, the preparation of the absorber comprises the preparation of a main absorber, the preparation of a secondary absorber and the compounding of the main absorber and the secondary absorber, and the method comprises the following specific steps: 1) preparing a liquid-permeable top layer;
2) preparing an absorbent core;
3) preparing a liquid impermeable back sheet;
4) the liquid-permeable bottom layer, the absorption core and the liquid-impermeable bottom layer are compounded into a main absorption body in an online manner;
5) spraying a layer of glue on the bottom surfaces of the two transverse sides of the liquid-tight bottom layer, wherein the transverse line width of each side accounts for 1/10-1/5 of the transverse width of the liquid-tight bottom layer;
6) preparing a secondary absorber, and compounding the secondary absorber on the two transverse sides of the liquid-permeable surface layer on line and folding the secondary absorber downwards and inwards to be attached to the bottom surface of the liquid-impermeable bottom layer sprayed with glue; the auxiliary absorber is formed by wrapping high-molecular water-absorbing resin with non-woven fabric;
7) the surface of the auxiliary absorber on the two transverse sides of the liquid-permeable surface layer is provided with embossing grooves extending along the longitudinal direction, the embossing grooves penetrate from the surface of the auxiliary absorber to the absorption core of the main absorber, and the surface non-woven fabric of the auxiliary absorber positioned at the embossing grooves is fixedly connected with the liquid-impermeable bottom layer.
The further improvement is that: the transverse width of the secondary absorbent is 1/5-2/5 of the transverse width of the liquid-impermeable back sheet, and the width of the secondary absorbent folded downwards and inwards occupies 1/3-2/3 of the transverse width of the secondary absorbent.
The further improvement is that: the two side edges of the auxiliary absorber extending along the longitudinal direction are both arc-shaped.
The further improvement is that: the thickness of the downward and inward bent region of the secondary absorbent body is thinner than the thickness on both lateral sides of the liquid-impermeable back sheet.
By adopting the technical scheme, the invention has the beneficial effects that: the sanitary towel prepared by the preparation method of the pants-type sanitary towel comprises the main absorber and the auxiliary absorbers, wherein the auxiliary absorbers are arranged on the two transverse sides of the main absorber, and one part of the auxiliary absorbers is folded downwards and inwards and is attached to the bottom surface of the liquid-impermeable bottom layer.
Furthermore, the transverse width of the auxiliary absorber is 1/5-2/5 of the transverse width of the liquid-impermeable bottom layer, the downward and inward folded width accounts for 1/3-2/3 of the transverse width of the auxiliary absorber, the transverse width of the auxiliary absorber is reasonable in layout, and the part of the auxiliary absorber in the interval, which is in contact with the body, is small, so that the auxiliary absorber is free from a sharp feeling and is comfortable to use.
Furthermore, two side edges of the auxiliary absorber extending along the longitudinal direction are both arc-shaped, and the auxiliary absorber is more tightly attached to the body after being unfolded.
Furthermore, the thickness of the downward and inward bending region of the auxiliary absorber is thinner than that of the two transverse sides of the liquid-tight bottom layer, so that the contact part of the unfolded part of the auxiliary absorber and the body is thinner, the fitting effect is better, and the use comfort is improved.
Drawings
FIG. 1 is an expanded view of a pant-type sanitary napkin according to an embodiment of the present invention;
FIG. 2 is a schematic view of the structure of an absorbent body in an embodiment of the present invention;
FIG. 3 is a schematic view showing the structure of two sub-absorbers deployed in the embodiment of the present invention;
FIG. 4 is a schematic view of a pant-type sanitary napkin according to an embodiment of the present invention;
fig. 5 is another schematic view of a pant-type sanitary napkin of the present invention.
Detailed Description
The following detailed description will be provided for the embodiments of the present invention with reference to specific embodiments, so that how to apply the technical means to solve the technical problems and achieve the technical effects can be fully understood and implemented.
Unless otherwise indicated, the techniques employed in the examples are conventional and well known to those skilled in the art, and the reagents and products employed are also commercially available. The source, trade name and if necessary the constituents of the reagents used are indicated at the first appearance.
Examples
Referring to fig. 1 to 4, a method for preparing a pants-type sanitary napkin, comprising the preparation of an outer clothing layer 2, the preparation of an absorbent body 1 and the preparation of disposing the absorbent body 1 in the outer clothing layer 2, defining that the absorbent body 1 has a longitudinal direction along a length direction and a transverse direction along a width direction, the preparation of the absorbent body 1 comprises the preparation of a primary absorbent body 11, the preparation of a secondary absorbent body 12 and the combination of the two, and comprises the following specific steps: 1) preparing a liquid-permeable surface layer: compounding a layer of hydrophobic non-woven fabric on the two transverse sides of the hydrophilic non-woven fabric in an online manner to obtain a liquid-permeable surface layer;
2) preparing an absorbent core: mixing the high molecular water-absorbent resin and the fluff pulp according to the proportion of 1: 3, and adsorbing the mixture on dust-free paper on line, wherein the dust-free paper is sprayed with hot melt adhesive in advance to form an absorption core;
3) preparing a liquid-impermeable bottom layer: compounding a layer of non-woven fabric on the bottom surface of the PE film in an online manner to obtain a liquid-tight bottom layer;
4) the liquid-permeable bottom layer, the absorption core and the liquid-impermeable bottom layer are compounded into a main absorption body 11 on line;
5) spraying a layer of hot melt adhesive on the bottom surfaces of the two transverse sides of the liquid-tight bottom layer, wherein the transverse line width of each side accounts for 1/10-1/5 of the transverse width of the liquid-tight bottom layer;
6) preparing a secondary absorber 12, and online compounding the secondary absorber 12 to the two transverse sides of the liquid-permeable surface layer, and folding and attaching the secondary absorber 12 downwards and inwards to the bottom surface of the liquid-impermeable bottom layer sprayed with the hot melt adhesive; the auxiliary absorber is formed by wrapping high-molecular water-absorbing resin with non-woven fabric; the transverse width of the secondary absorption body is 1/5 of the transverse width of the liquid-impermeable bottom layer, and the width of the secondary absorption body which is folded downwards and inwards accounts for 1/3 of the transverse width of the secondary absorption body; the two side edges of the auxiliary absorber extending along the longitudinal direction are both arc-shaped; the thickness of the downward and inward bent region of the auxiliary absorber is thinner than that of the two sides of the liquid-tight bottom layer in the transverse direction, specifically, after the downward bent region of the auxiliary absorber is unfolded, the downward bent region of the auxiliary absorber extends from the direction close to the main absorber to the other side in the transverse direction, the thickness of the auxiliary absorber becomes thinner gradually, and the thickness of the auxiliary absorber is in a gradual change state, so that the auxiliary absorber is attached to the body more tightly;
7) the surface of the auxiliary absorber on the two transverse sides of the liquid-tight bottom layer is provided with embossing grooves extending along the longitudinal direction, the embossing grooves penetrate through the surface of the auxiliary absorber to the absorption core of the main absorber, and the surface non-woven fabric of the auxiliary absorber positioned at the embossing grooves is fixedly connected with the liquid-tight bottom layer.
The absorber prepared above is cut into single articles, then is rotated 90 degrees and is transmitted to the next procedure on line to be compounded with an outer clothing layer, the outer clothing layer comprises a front piece 21 and a rear piece 22, one end of the absorber 1 is fixed on the front piece 21, the other end is fixed on the rear piece 22, and the transverse two parts of the front piece 21 and the rear piece 22 are respectively fixed and welded by ultrasonic waves and then are cut into single pants-type sanitary napkins.
Wherein, in the invention, the transverse width of the secondary absorber is 1/5-2/5 of the transverse width of the liquid-impermeable bottom layer, and the width of the secondary absorber folded downwards and inwards accounts for 1/3-2/3 of the transverse width of the secondary absorber, and the aim of the invention can be achieved within the parameter range. The main absorber can also be formed by wrapping high-molecular water-absorbent resin with spunlace non-woven fabrics or by hot-pressing dust-free paper, absorbent paper and toilet paper from top to bottom, and in addition, 2 grooves are formed in the main absorber along the longitudinal direction, the depth of each groove is 0.5mm, the width of each groove is 1cm, and the flow guiding of liquid is accelerated.
The bottom of the secondary absorber still has viscosity after being unfolded, and the secondary absorber can be stuck on trousers and is not easy to shift when in use.
In addition, referring to figure 5, the garment layer of the present invention may also be one-piece, i.e. consisting of a one-piece structural layer 2 ', the absorbent body 1', the one-piece structural layer 2 'having two leg openings, the absorbent body 1' being fixed at one end to the front of the structural layer 2 'and at the other end to the rear of the structural layer 2'.
The above description is only an embodiment utilizing the technical content of the present disclosure, and any modification and variation made by those skilled in the art can be covered by the claims of the present disclosure, and not limited to the embodiments disclosed.
Claims (4)
1. A method for preparing a pants-type sanitary towel comprises the preparation of an outer clothing layer and the preparation of an absorber, and is characterized in that: defining an absorber to have a longitudinal direction along a length direction and a transverse direction along a width direction, wherein the preparation of the absorber comprises the preparation of a main absorber, the preparation of a secondary absorber and the combination of the main absorber and the secondary absorber, and the concrete steps are as follows: 1) preparing a liquid-permeable top layer;
2) preparing an absorbent core;
3) preparing a liquid impermeable back sheet;
4) the liquid-permeable bottom layer, the absorption core and the liquid-impermeable bottom layer are compounded into a main absorption body in an online manner;
5) spraying a layer of glue on the bottom surfaces of the two transverse sides of the liquid-tight bottom layer, wherein the transverse line width of each side accounts for 1/10-1/5 of the transverse width of the liquid-tight bottom layer;
6) preparing a secondary absorber, and compounding the secondary absorber on the two transverse sides of the liquid-permeable surface layer on line and folding the secondary absorber downwards and inwards to be attached to the bottom surface of the liquid-impermeable bottom layer sprayed with glue; the auxiliary absorber is formed by wrapping high-molecular water-absorbing resin with non-woven fabric;
7) the surface of the auxiliary absorber on the two transverse sides of the liquid-permeable surface layer is provided with embossing grooves extending along the longitudinal direction, the embossing grooves penetrate from the surface of the auxiliary absorber to the absorption core of the main absorber, and the surface non-woven fabric of the auxiliary absorber positioned at the embossing grooves is fixedly connected with the liquid-impermeable bottom layer.
2. A method of making a pant-type sanitary napkin as claimed in claim 1, wherein: the transverse width of the secondary absorbent is 1/5-2/5 of the transverse width of the liquid-impermeable back sheet, and the width of the secondary absorbent folded downwards and inwards occupies 1/3-2/3 of the transverse width of the secondary absorbent.
3. A method of making a pant-type sanitary napkin as claimed in claim 2, wherein: the two side edges of the auxiliary absorber extending along the longitudinal direction are both arc-shaped.
4. A method of making a pant-type sanitary napkin as claimed in claim 1, wherein: the thickness of the downward and inward bent region of the secondary absorbent body is thinner than the thickness on both lateral sides of the liquid-impermeable back sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911086839.0A CN110786995A (en) | 2019-11-08 | 2019-11-08 | Method for preparing pants-type sanitary towel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911086839.0A CN110786995A (en) | 2019-11-08 | 2019-11-08 | Method for preparing pants-type sanitary towel |
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| Publication Number | Publication Date |
|---|---|
| CN110786995A true CN110786995A (en) | 2020-02-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911086839.0A Pending CN110786995A (en) | 2019-11-08 | 2019-11-08 | Method for preparing pants-type sanitary towel |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111420111A (en) * | 2020-03-31 | 2020-07-17 | 雀氏（福建）实业发展有限公司 | Preparation method of skin-care paper diaper |
| CN112690949A (en) * | 2020-12-21 | 2021-04-23 | 福建恒安集团有限公司 | Preparation method of pants-type sanitary towel with temperature-sensing and heating functions |
| CN114452087A (en) * | 2022-02-09 | 2022-05-10 | 广东娜菲实业股份有限公司 | Preparation process of dry and comfortable cotton surface layer sanitary towel menstrual pants |
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|---|---|---|---|---|
| US6159190A (en) * | 1997-08-29 | 2000-12-12 | Kao Corporation | Absorbent article |
| JP2008079745A (en) * | 2006-09-27 | 2008-04-10 | Daio Paper Corp | Sanitary shorts |
| CN102697603A (en) * | 2012-06-08 | 2012-10-03 | 厦门兰海贸易有限公司 | Composite sanitary product profile without containing wood pulp fibers and preparation method thereof |
| CN203001256U (en) * | 2012-11-17 | 2013-06-19 | 福建恒安集团有限公司 | Combined sanitary towel |
| CN204158583U (en) * | 2014-10-14 | 2015-02-18 | 杭州可悦卫生用品有限公司 | Side leakage preventing sanitary towel |
| CN208065348U (en) * | 2017-12-06 | 2018-11-09 | 东台远东纸业有限公司 | A kind of Pants-type sanitary napkin |
-
2019
- 2019-11-08 CN CN201911086839.0A patent/CN110786995A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6159190A (en) * | 1997-08-29 | 2000-12-12 | Kao Corporation | Absorbent article |
| JP2008079745A (en) * | 2006-09-27 | 2008-04-10 | Daio Paper Corp | Sanitary shorts |
| CN102697603A (en) * | 2012-06-08 | 2012-10-03 | 厦门兰海贸易有限公司 | Composite sanitary product profile without containing wood pulp fibers and preparation method thereof |
| CN203001256U (en) * | 2012-11-17 | 2013-06-19 | 福建恒安集团有限公司 | Combined sanitary towel |
| CN204158583U (en) * | 2014-10-14 | 2015-02-18 | 杭州可悦卫生用品有限公司 | Side leakage preventing sanitary towel |
| CN208065348U (en) * | 2017-12-06 | 2018-11-09 | 东台远东纸业有限公司 | A kind of Pants-type sanitary napkin |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111420111A (en) * | 2020-03-31 | 2020-07-17 | 雀氏（福建）实业发展有限公司 | Preparation method of skin-care paper diaper |
| CN111420111B (en) * | 2020-03-31 | 2021-12-14 | 雀氏（福建）实业发展有限公司 | Preparation method of skin-care paper diaper |
| CN112690949A (en) * | 2020-12-21 | 2021-04-23 | 福建恒安集团有限公司 | Preparation method of pants-type sanitary towel with temperature-sensing and heating functions |
| CN112690949B (en) * | 2020-12-21 | 2022-08-05 | 福建恒安集团有限公司 | Preparation method of pants-type sanitary towel with temperature-sensing and heating functions |
| CN114452087A (en) * | 2022-02-09 | 2022-05-10 | 广东娜菲实业股份有限公司 | Preparation process of dry and comfortable cotton surface layer sanitary towel menstrual pants |
| CN114452087B (en) * | 2022-02-09 | 2023-02-24 | 广东娜菲实业股份有限公司 | Preparation process of dry and comfortable cotton surface layer sanitary towel menstrual period pants |
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Application publication date: 20200214 |
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