CN106811866B - A kind of preparation method containing cotton nonwoven fabrics for sanitary napkin - Google Patents
A kind of preparation method containing cotton nonwoven fabrics for sanitary napkin Download PDFInfo
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- CN106811866B CN106811866B CN201611042973.7A CN201611042973A CN106811866B CN 106811866 B CN106811866 B CN 106811866B CN 201611042973 A CN201611042973 A CN 201611042973A CN 106811866 B CN106811866 B CN 106811866B
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4374—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece using different kinds of webs, e.g. by layering webs
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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
- A61F13/47—Sanitary towels, incontinence pads or napkins
- A61F13/472—Sanitary towels, incontinence pads or napkins specially adapted for female use
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/44—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling
- D04H1/46—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
- D04H1/492—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres by fluid jet
-
- 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
- A61F13/15203—Properties of the article, e.g. stiffness or absorbency
- A61F2013/15284—Properties of the article, e.g. stiffness or absorbency characterized by quantifiable properties
- A61F2013/15463—Absorbency
-
- 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
- A61F13/15203—Properties of the article, e.g. stiffness or absorbency
- A61F2013/15284—Properties of the article, e.g. stiffness or absorbency characterized by quantifiable properties
- A61F2013/15544—Permeability
- A61F2013/15552—Air permeability
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Epidemiology (AREA)
- Textile Engineering (AREA)
- Heart & Thoracic Surgery (AREA)
- Biomedical Technology (AREA)
- Mechanical Engineering (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Nonwoven Fabrics (AREA)
- Absorbent Articles And Supports Therefor (AREA)
Abstract
The invention discloses a kind of preparation methods containing cotton nonwoven fabrics for sanitary napkin, by being drainage fibrous layer with hydrophilic drainage spinning building, it overlaps to form composite material-feeding as quick-drying skin-friendly layer containing cotton using water repellent punching, spun lacing and drying and processing are carried out to composite material-feeding, cloth can be made to integrate high-intensitive, highly hygroscopic, high draining, high ventilative performance, cloth is unlikely to deform, persistently dry and comfortable, skin-friendly is good, is conducive to marketing application.
Description
Technical field
The present invention relates to the technical field of textile product, especially a kind of preparation side containing cotton nonwoven fabrics for sanitary napkin
The technical field of method.
Background technique
Spunbond technology is the non-woven cloth new technology that gradually grows up in the fifties later period in last century, be chemical fibre technology with it is non-
Weaving technology combines most successful model.Traditional mode reinforced to spinning fibre net mainly has needle point method and hot rolling glutinous
Legal etc., it is high, wide in variety that non-woven cloth produced has the characteristics that intensity, but feel, permeability and the fiber uniformity are poor,
Purposes cannot extend.Usual 200 grams/m2Above spinning fibre net is mainly used for geotextiles and room through the product of pinprick reinforcement
Push up waterproof material；60~200 grams/m2The non-woven cloth that spinning fibre net hot rolling is reinforced is chiefly used in handbag material and footwear material,
10~25 grams/m2Then it is chiefly used in the hygienic materials such as sanitary napkin and children's urine pants.Although having strength after spinning fibre net hot rolling
Advantage high, filoplume is few, as soon as but filament web hot rolling, permeability be deteriorated, and feel hard.Therefore, polypropylene fibre is spun
The moisture absorption of bonding non-woven cloth, permeability and feel are undesirable, are difficult to out pro-skin sense having carried out hydrophilic treated
Strong high value added product.For the sake of sake of clarity, fibre that herein form spinning laying or stacking, without passing through reinforcing
Tieing up net becomes spinning fibre net, after spinning fibre net hot rolling is reinforced, then referred to as spun-bonded fibre net or spinning building.Spun lacing adds
It is that eighties of last century the seventies grow up Gu technology is a kind of know-how that web is tangled into cloth using water jet
Non-woven cloth new technology.The web that the web for combing laying or wet process obtain not only can be processed into staple fiber water by it
Spinning fibre net or spun-bonded fibre net can also be processed into long filament hydro-entangled non-woven fabric by spunlaced nonwoven, can also be to several layers
Web or cloth carry out composite spunlaced reinforcing, prepare the joint product being made of multi-layered web.Hydro-entangled non-woven fabric has hand
The advantages that sense is soft, hygroscopicity is strong, drapability is good, and appearance multiplicity, wholesomeness are good.But spun lacing method is difficult to produce grammes per square metre low
In 30 grams/m2Spun laced fabric because thin fibrous web is easy to be broken up under the action of spun lacing power, it is difficult to Cheng Bu.Currently, international
Upper strong company is all in composite strengthening technology of the research based on different webs.The surface layer of present sanitary napkin, diaper
The mostly spunlace non-woven cloth of making hole film, hot-wind nonwoven cloth and pure cotton.The poor air permeability of making hole film；The dry and comfortable shape of hot-wind nonwoven cloth
It is good still there is no cotton sense, poor biocompatibility, jagged sense；The dry-ness difference of pure cotton spunlace non-woven cloth, cannot be used for a long time, easily
Generate the feeling of moist adherency.Therefore, finding a kind of surface layer of quick-drying comfortably containing cotton nonwoven fabrics for sanitary napkin, diaper will
It is extremely necessary.
Summary of the invention
The object of the invention is to solve the problems of the prior art, propose it is a kind of for sanitary napkin containing cotton nonwoven fabrics
Preparation method, can make cloth integrate high-intensitive, highly hygroscopic, high draining, high ventilative performance, and cloth is unlikely to deform, holds
Dry and comfortable long, skin-friendly is good, is conducive to marketing application.
A kind of preparation method containing cotton nonwoven fabrics for sanitary napkin of the invention to achieve the above object successively includes following
Step:
Step 1: the preparation of the spun laced fabric containing cotton:
I raw material arranges: cotton staple required for selecting, and cotton staple is sent into processing equipment by feed system, will
The preliminary shredding of agglomerate cotton staple and dedusting remove wherein biggish impurity, and after removing impurity, cotton staple is immersed in cleaning
5~7min in liquid, then drains away the water, and carries out fine point of comb, removal of impurities to the cotton staple to drain away the water, obtains pure cotton raw material；
The processing of II cloth: the friendship that suitable hot-melt fiber carries out multilayer, different directions is added to obtained pure cotton raw material
Laying is pitched, and carries out certain drawing-off and reinforces, is obtained containing cotton fiber net, carries out spun lacing processing to containing cotton fiber net, is made fine containing cotton
It is intertwine with each other between dimension, forms net containing cotton, squeeze out the moisture in net containing cotton using padding machine, kiering is carried out to net containing cotton,
Split shaping is carried out to the net containing cotton after kiering, secondary spun lacing and drying and processing are carried out to the net containing cotton after split shaping,
Spun laced fabric containing cotton is made；
Step 2: the preparation of hydrophilic spunbond cloth: PP raw material and hydrophilic masterbatch is selected to form mixing, after mixing melt filteration
It is sent into metering pump by screw extruder, mixing is sent into manifold with certain pressure continuous uniform by metering pump, and manifold will
Mixing fiber is made in mixing, and mixing fiber carries out cooling and drawing and setting in cold air outlet, carries out to the mixing fiber after sizing more
The intersection laying of layer, different directions, and carry out certain drawing-off and reinforce, mixing web is obtained, mixing web is sent into heat
Milling train carries out rolling conjunction sizing, and mixing web melted by heating is mutually bonded into spinning building, i.e. hydrophilic spunbond cloth；
Step 3: drainage processing: hydrophilic spunbond cloth prepared by step 2 is laid in roll, is existed using hot pressing mold
The dry and comfortable protrusion of drainage is uniformly squeezed out on hydrophilic spunbond cloth, obtains hydrophilic drainage spinning building；
Step 4: water repellent processing: spun laced fabric containing cotton prepared by step 1 is immersed in water repellent finish liquid, using two leachings two
Roll process is padded, and the permeable hole of 10~40 mesh is uniformly got on spun laced fabric containing cotton, finally successively drying, dry
Water repellent punching is made containing cotton in roasting；
Step 5: spun lacing is compound: the water repellent punching of step 4 preparation is superimposed on to hydrophilic the drawing of step 3 preparation containing cotton
It flows on spinning building, is drainage fibrous layer with hydrophilic drainage spinning building, overlaps to be formed as quick-drying skin-friendly layer containing cotton using water repellent punching
Composite material-feeding carries out spun lacing and drying and processing to composite material-feeding, obtains containing cotton nonwoven fabrics；The quick-drying skin-friendly layer is by following quality
The each group of score is grouped as: cotton fiber 85%~100%, hot-melt fiber 0%~15%；The mass density of the quick-drying skin-friendly layer is
20~45g/ ㎡；
Step 6: winding inspection: carrying out step 5 preparation winding containing cotton nonwoven fabrics and cut and selects sample inspection,
It is packed and stored after submitted sample is qualified.
Preferably, lower one-to-one correspondence is presented in the permeable hole site drained in dry and comfortable protrusion and step 4 in the step 3
Relationship, the permeable hole are in contact with dry and comfortable protrusion is drained.
Preferably, soaking temperature of the cotton staple in cleaning solution is 40~50 DEG C in the I of the step 1, cotton
Ultrasonic oscillation is used during raw material soaking to promote cleaning effect, the step 1 II in the net containing cotton kiering temperature
Degree is 70~80 DEG C, 15~20min of kiering time, promotes kiering effect using vortex convolution during kiering, drips after kiering
Solid carbon dioxide point repeats above-mentioned kiering step three times.
Preferably, the mixing of PP raw material and hydrophilic masterbatch in the step 2 replaces with ES fibrous raw material.
Beneficial effects of the present invention: the present invention is contained by being drainage fibrous layer with hydrophilic drainage spinning building with water repellent punching
Cotton is that quick-drying skin-friendly layer overlaps to form composite material-feeding, carries out spun lacing and drying and processing to composite material-feeding, and cloth collection can be made high
Intensity, highly hygroscopic, high draining, high ventilative performance are in one, and cloth is unlikely to deform, and persistently dry and comfortable, skin-friendly is good, are conducive to market
It promotes and applies.
Feature and advantage of the invention will be described in detail by embodiment.
[specific embodiment]
A kind of preparation method containing cotton nonwoven fabrics for sanitary napkin of the present invention, successively the following steps are included:
Step 1: the preparation of the spun laced fabric containing cotton:
I raw material arranges: cotton staple required for selecting, and cotton staple is sent into processing equipment by feed system, will
The preliminary shredding of agglomerate cotton staple and dedusting remove wherein biggish impurity, and after removing impurity, cotton staple is immersed in cleaning
5~7min in liquid, then drains away the water, and carries out fine point of comb, removal of impurities to the cotton staple to drain away the water, obtains pure cotton raw material；
The processing of II cloth: the friendship that suitable hot-melt fiber carries out multilayer, different directions is added to obtained pure cotton raw material
Laying is pitched, and carries out certain drawing-off and reinforces, is obtained containing cotton fiber net, carries out spun lacing processing to containing cotton fiber net, is made fine containing cotton
It is intertwine with each other between dimension, forms net containing cotton, squeeze out the moisture in net containing cotton using padding machine, kiering is carried out to net containing cotton,
Split shaping is carried out to the net containing cotton after kiering, secondary spun lacing and drying and processing are carried out to the net containing cotton after split shaping,
Spun laced fabric containing cotton is made；
Step 2: the preparation of hydrophilic spunbond cloth: PP raw material and hydrophilic masterbatch is selected to form mixing, after mixing melt filteration
It is sent into metering pump by screw extruder, mixing is sent into manifold with certain pressure continuous uniform by metering pump, and manifold will
Mixing fiber is made in mixing, and mixing fiber carries out cooling and drawing and setting in cold air outlet, carries out to the mixing fiber after sizing more
The intersection laying of layer, different directions, and carry out certain drawing-off and reinforce, mixing web is obtained, mixing web is sent into heat
Milling train carries out rolling conjunction sizing, and mixing web melted by heating is mutually bonded into spinning building, i.e. hydrophilic spunbond cloth；
Step 3: drainage processing: hydrophilic spunbond cloth prepared by step 2 is laid in roll, is existed using hot pressing mold
The dry and comfortable protrusion of drainage is uniformly squeezed out on hydrophilic spunbond cloth, obtains hydrophilic drainage spinning building；
Step 4: water repellent processing: spun laced fabric containing cotton prepared by step 1 is immersed in water repellent finish liquid, using two leachings two
Roll process is padded, and the permeable hole of 10~40 mesh is uniformly got on spun laced fabric containing cotton, finally successively drying, dry
Water repellent punching is made containing cotton in roasting；
Step 5: spun lacing is compound: the water repellent punching of step 4 preparation is superimposed on to hydrophilic the drawing of step 3 preparation containing cotton
It flows on spinning building, is drainage fibrous layer with hydrophilic drainage spinning building, overlaps to be formed as quick-drying skin-friendly layer containing cotton using water repellent punching
Composite material-feeding carries out spun lacing and drying and processing to composite material-feeding, obtains containing cotton nonwoven fabrics；The quick-drying skin-friendly layer is by following quality
The each group of score is grouped as: cotton fiber 85%~100%, hot-melt fiber 0%~15%；The mass density of the quick-drying skin-friendly layer is
20~45g/ ㎡, the drainage fibrous layer use PP raw material, hydrophilic masterbatch；One in two kinds of material matching modes of ES fibrous raw material
Kind；
Step 6: winding inspection: carrying out step 5 preparation winding containing cotton nonwoven fabrics and cut and selects sample inspection,
It is packed and stored after submitted sample is qualified.
Lower one-to-one relationship is presented in the permeable hole site drained in dry and comfortable protrusion and step 4 in the step 3, described
Permeable hole is in contact with dry and comfortable protrusion is drained, the step 1 I in soaking temperature of the cotton staple in cleaning solution be 40~
50 DEG C, promote cleaning effect in cotton staple soaking process using ultrasonic oscillation, the step 1 II in net containing cotton
Kiering temperature be 70~80 DEG C, 15~20min of kiering time, circled round using vortex to promote kiering effect during kiering,
It drains away the water after kiering, repeats above-mentioned kiering step three times, the mixing of PP raw material and hydrophilic masterbatch in the step 2 is replaced
For ES fibrous raw material.
The course of work of the present invention:
The present invention by by the hydrophilic drainage spinning building of PP be drainage layer and water repellent to punch pure cotton cloth be that dry and comfortable stacking is closed and is made
Composite spun-laced fabric can make cloth integrate high-intensitive, highly hygroscopic, high draining, high ventilative performance, and cloth is unlikely to deform,
Persistently dry and comfortable, skin-friendly is good, is conducive to marketing application.
Above-described embodiment is the description of the invention, is not limitation of the invention, after any pair of simple transformation of the present invention
Scheme all belong to the scope of protection of the present invention.
Claims (4)
1. a kind of preparation method containing cotton nonwoven fabrics for sanitary napkin, it is characterised in that: successively the following steps are included:
Step 1: the preparation of the spun laced fabric containing cotton:
I raw material arranges: cotton staple required for selecting, and cotton staple is sent into processing equipment by feed system, by agglomerate
The preliminary shredding of cotton staple and dedusting remove wherein biggish impurity, and after removing impurity, cotton staple is immersed in cleaning solution
Then 5~7min drains away the water, carry out fine point of comb, removal of impurities to the cotton staple to drain away the water, obtain pure cotton raw material；
The processing of II cloth: suitable hot-melt fiber is added to obtained pure cotton raw material and carries out multilayer, the intersection of different directions paving
Put, and carry out certain drawing-off and reinforce, obtain containing cotton fiber net, carry out spun lacing processing to containing cotton fiber net, make containing cotton fiber it
Between intertwine with each other, formed net containing cotton, using padding machine squeeze out net containing cotton in moisture, to net containing cotton progress kiering, to drift
Net containing cotton after boiling carries out split shaping, carries out secondary spun lacing and drying and processing to the net containing cotton after split shaping, is made
Spun laced fabric containing cotton；
Step 2: it the preparation of hydrophilic spunbond cloth: selects PP raw material and hydrophilic masterbatch to form mixing, will pass through after mixing melt filteration
Screw extruder is sent into metering pump, and mixing is sent into manifold with certain pressure continuous uniform by metering pump, and manifold is by mixing
It is made mixing fiber, mixing fiber carries out cooling and drawing and setting in cold air outlet, carries out multilayer, no to the mixing fiber after sizing
Equidirectional intersection laying, and carry out certain drawing-off and reinforce, obtains mixing web, by mixing web be sent into hot-rolling mill into
Row rolls conjunction sizing, and mixing web melted by heating is mutually bonded into spinning building, i.e. hydrophilic spunbond cloth；
Step 3: drainage processing: hydrophilic spunbond cloth prepared by step 2 is laid in roll, using hot pressing mold hydrophilic
The dry and comfortable protrusion of drainage is uniformly squeezed out on spinning building, obtains hydrophilic drainage spinning building；
Step 4: water repellent processing: spun laced fabric containing cotton prepared by step 1 is immersed in water repellent finish liquid, using second dipping and rolling work
Skill is padded, and the permeable hole of 10~40 mesh is uniformly got on spun laced fabric containing cotton, finally successively drying, bake, system
Contain cotton at water repellent punching；
Step 5: spun lacing is compound: the hydrophilic drainage that the water repellent punching of step 4 preparation is superimposed on step 3 preparation containing cotton is spun
Be drainage fibrous layer with hydrophilic drainage spinning building on sticky cloth, overlapped as quick-drying skin-friendly layer using water repellent punching containing cotton to be formed it is compound
Cloth carries out spun lacing and drying and processing to composite material-feeding, obtains containing cotton nonwoven fabrics；
Step 6: winding inspection: carrying out step 5 preparation winding containing cotton nonwoven fabrics and cut and selects sample inspection, inspection
It is packed and stored after sample passes.
2. a kind of preparation method containing cotton nonwoven fabrics for sanitary napkin as described in claim 1, it is characterised in that: the step
The permeable hole site in dry and comfortable protrusion and step 4 is drained in rapid three and presents lower one-to-one relationship, and the permeable hole and drainage are dry
Refreshing protrusion is in contact.
3. a kind of preparation method containing cotton nonwoven fabrics for sanitary napkin as described in claim 1, it is characterised in that: the step
Soaking temperature of the cotton staple in cleaning solution is 40~50 DEG C in the I of rapid one, uses ultrasonic wave in cotton staple soaking process
Concussion promotes cleaning effect, the step 1 II in the kiering temperature of the net containing cotton be 70~80 DEG C, the kiering time 15~
20min, kiering promote kiering effect using vortex convolution in the process, drain away the water after kiering, repeat above-mentioned kiering step 3
It is secondary.
4. a kind of preparation method containing cotton nonwoven fabrics for sanitary napkin as described in claim 1, it is characterised in that: the step
The mixing of PP raw material and hydrophilic masterbatch in rapid two replaces with ES fibrous raw material.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611042973.7A CN106811866B (en) | 2016-11-24 | 2016-11-24 | A kind of preparation method containing cotton nonwoven fabrics for sanitary napkin |
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| CN201611042973.7A CN106811866B (en) | 2016-11-24 | 2016-11-24 | A kind of preparation method containing cotton nonwoven fabrics for sanitary napkin |
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| CN106811866B true CN106811866B (en) | 2019-03-08 |
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| CN107815786B (en) * | 2017-12-12 | 2020-02-14 | 杭州可靠护理用品股份有限公司 | Pure cotton non-woven fabric, application thereof on paper diaper and paper diaper |
| CN108374237A (en) * | 2017-12-23 | 2018-08-07 | 招汉 | A kind of dry-touch type transparent liquid non-woven fabrics and its manufacturing method |
| CN108277655A (en) * | 2018-02-10 | 2018-07-13 | 韩旭 | A kind of full water repellent natural fiber spunlace non-woven cloth and its production equipment |
| CN108823816A (en) * | 2018-07-23 | 2018-11-16 | 恒天嘉华非织造有限公司 | A kind of spun-bonded non-woven fabrics and pure cotton fiber are combined into spunlace non-woven cloth material and technique |
| WO2021007762A1 (en) | 2019-07-16 | 2021-01-21 | The Procter & Gamble Company | Apertured nonwoven webs |
| CN110670240B (en) * | 2019-10-31 | 2022-11-04 | 东华大学 | Non-woven fabric capable of enabling liquid to rapidly infiltrate downwards and inhibiting rewet and preparation method thereof |
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| DE102020100472A1 (en) * | 2020-01-10 | 2021-07-15 | Andritz Küsters Gmbh | Method for producing a composite nonwoven web and apparatus for producing a composite nonwoven web |
| WO2021153312A1 (en) * | 2020-01-29 | 2021-08-05 | 東レ株式会社 | Layered nonwoven fabric and sanitary material |
| JP2023521105A (en) * | 2020-04-16 | 2023-05-23 | ザ プロクター アンド ギャンブル カンパニー | perforated nonwoven fabric |
| CN112937049B (en) * | 2021-01-19 | 2023-04-25 | 山东信恩无纺布有限公司 | Non-woven fabric convenient for leftover material recovery and processing equipment thereof |
| CN113524813A (en) * | 2021-07-15 | 2021-10-22 | 王元生 | Non-woven fabric and manufacturing process thereof |
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