CN104309261A - Interlayer composite technology for purified cotton non-woven fabric - Google Patents
Interlayer composite technology for purified cotton non-woven fabric Download PDFInfo
- Publication number
- CN104309261A CN104309261A CN201410609028.5A CN201410609028A CN104309261A CN 104309261 A CN104309261 A CN 104309261A CN 201410609028 A CN201410609028 A CN 201410609028A CN 104309261 A CN104309261 A CN 104309261A
- Authority
- CN
- China
- Prior art keywords
- woven fabrics
- cotton non
- pure cotton
- concora crush
- crush roller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
- B32B37/1027—Pressing using at least one press band
- B32B37/1036—Pressing between one press band and a cylinder
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Treatment Of Fiber Materials (AREA)
- Absorbent Articles And Supports Therefor (AREA)
Abstract
The invention discloses an interlayer composite technology for a purified cotton non-woven fabric, but not limited to the composite method for the purified cotton non-woven fabric in products such as a sanitary towel, a paper diaper and an incontinence article. When the composite embossing technology for the purified cotton non-woven fabric adopts toothed embossing, the risk that the purified cotton non-woven fabric is crushed can be increased, or when embossing teeth are in long-term wearing, metal particles can be generated and fall off on the product surface. The invention adopts a novel interlayer composite technology, namely a flat pressing technology instead of a dot pressing technology, which can ensure that the purified cotton fabric cannot be crushed and cotton flocks cannot fall off, so that surface performance of the purified cotton non-woven fabric is improved, a surface layer of the purified cotton non-woven fabric is smoother and cleaner, fluffing cannot be caused easily, and meanwhile metal particles generated on the embossing teeth are prevented from falling off.
Description
Technical field
The present invention relates to a kind of non-woven fabric compounded technology field, particularly relate to a kind of interlayer compound combination process of pure cotton non-woven fabrics.
Background technology
The week envelope and three-chip type compound all adopts is PUR+dentation embossed technology of common amenities (comprising the determining female physiological periodicity such as sanitary napkin, protection pad articles for use), this technique effectively can prevent the layering because of glue bond insufficient strength of sanitary napkin marginal portion.And the embossing of dentation also can bring hidden danger of quality, the minimum fluctuation of the temperature of dentation embossing, pressure all likely causes textile spunlace non-woven cloth to be crushed, or emboss knobs can produce metal fillings and fall in product under wearing and tearing for a long time, and this technology adopts concora crush technique, when ensureing adhesion strength, reduce pure cotton cloth to be crushed, fall the probability that flocking and equipment fall metal fillings.Simultaneously by the electric heating flatiron effect of upper and lower concora crush roller and the thrust up and down between concora crush roller, pure cotton non-woven fabrics surfacing, bright and clean, bright can be made.Because of flatiron and the effect of pressure, interfibrous space is reduced.Its principle can with reference to Jiao Xiaoning, Liu Jianyong. and " non-weaving cloth Final finishing ". Beijing: China Textiles Press .2008.1.Utilize the mechanical pressure that pressurization bachelor produces, and by means of the plasticity that fiber has under certain temperature conditions, smooth surface process is carried out to non-weaving cloth, make the feather given prominence to and the lodging of bending fiber at nonwoven fabric surface, thus improve the smooth degree of nonwoven fabric surface, make it to the reflection of light generation rule, thus improve the gloss of non-weaving cloth.
Summary of the invention
The invention provides a kind of pure cotton non-woven fabrics interlayer combination process, the method simple possible, can reduce product disqualification rate, improve Product Safety simultaneously.
The technical solution adopted in the present invention provides a kind of pure cotton non-woven fabrics interlayer combination process, comprises the steps:
The intermediate topsheet of textile sanitary napkin and both sides surface layer PUR are carried out compound, forms the surface layer of textile sanitary napkin;
Cotton core is placed between surface layer and bottom PE film and uses PUR compound, form the main body of textile sanitary napkin;
Carry out week envelope optical pressure after surface layer and bottom compound and prevent glue layers apart.
Preferred technique is: the intermediate topsheet of textile sanitary napkin and both sides surface layer PUR are carried out compound by (1), form the surface layer of textile sanitary napkin, by the quality control of surface layer at 5g/m
2.
The Stress control of the upper and lower concora crush roller of concora crush roller is at 0.3MPa-0.6MPa.
The temperature of the upper and lower concora crush roller of concora crush roller controls at 120 DEG C-145 DEG C.
Spreader bar is two roller flat pressing equipments, is made up of upper and lower two concora crush rollers.
The material of concora crush roller is the steel+chromium plating of T15# material, preferentially selects the concora crush roller that fineness is higher.
Compared with prior art, tool of the present invention has the following advantages: because employing is concora crush technique, the surface layer of textile sanitary napkin therefore can not be caused to scratch when carrying out concora crush, improves the qualification rate of product; Adopt the adhesion strength of the product of concora crush technique higher, layers apart of not easily coming unstuck, and pure cotton cloth surface is brighter and cleaner, phozy, concora crush roller there will not be metal fillings to come off simultaneously, improves the security of product.
Accompanying drawing explanation
Fig. 1 is the interlayer combination process schematic diagram of pure cotton non-woven fabrics;
Fig. 2 is composite finished product schematic diagram;
Fig. 3 is the interlayer compound core body process schematic representation of pure cotton non-woven fabrics;
Fig. 4 is core body composite finished product schematic diagram.
Detailed description of the invention
In order to improve qualification rate and the security of product, the present invention is improving existing textile sanitary napkin embossed technology, adopts concora crush technique to substitute original dentation embossed technology.Various embodiments of the present invention are explained in detail below, more easily be those skilled in the art will recognize that to make advantages and features of the invention thus to protection scope of the present invention provide clearly understand define.
Specific embodiment 1
As shown in Figure 1, a kind of interlayer combination process of pure cotton non-woven fabrics, comprise FE Glue Gun 1, FE Glue Gun 2, the peaceful pressure roller 4 of concora crush roller 3, described upper concora crush roller 3 smooth surface, no concave-convex decorative pattern, inside is provided with the first Temperature controlled heater 5, described lower concora crush roller 4 smooth surface, no concave-convex decorative pattern, inside is provided with the first Temperature controlled heater 6.
Temperature between described upper and lower concora crush roller is 130 DEG C.
Spacing between described upper and lower concora crush roller is 0.2mm.
Pressure between described upper and lower concora crush roller is 0.4MPa
Fig. 2 be compound good after finished product.
The workflow of present invention process:
First PUR is heated to 145 DEG C, respectively by FE Glue Gun 1 FE Glue Gun 2 with make the PUR of molten spray to face 10 and the face 13 of pure cotton non-woven fabrics, afterwards with will enter upper and lower concora crush roller together with the pure cotton non-woven fabrics of compound.Face 11 and face 14 are respectively the corresponding surface in face 10 and face 13.
Points for attention: glue rifle temperature can not be too high, the corresponding parameter of featured configuration of the PUR needing coring to use, otherwise the PUR gushed out meeting xanthochromia, adhesive property weakens.Glue spraying position needs apart from pure cotton non-woven fabrics edge 3-5mm, and glue amount can not be too large, otherwise the glue that can overflow.It is suitable that the temperature of upper and lower concora crush roller also needs, otherwise the surface property of adhesive property and pure cotton non-woven fabrics after compound can be affected.
Specific embodiment 2
Fig. 3 illustrates the present invention and other Mechanism Combinations, can be used for the absorptive core producing a kind of absorbent device, the present embodiment comprises FE Glue Gun 3.1, the absorptive core 3.2 cut, folded sheet 3.3, folded sheet 3.4, upper concora crush roller 3.5, lower concora crush roller 3.6, cutting knife 3.7, anvil block roller 3.8.
Described upper concora crush roller 3.5 is for being interrupted press bonding roller, and working face is smooth, no concave-convex decorative pattern, described lower concora crush roller 3.6 smooth surface, no concave-convex decorative pattern, and upper and lower concora crush roller inside is equipped with Temperature controlled heater.
Temperature between described upper and lower concora crush roller is 140 DEG C.
Spacing between described upper and lower concora crush roller is 0.2mm.
Pressure between described upper and lower concora crush roller is 0.4MPa
The workflow of present invention process:
Being delivered into by absorptive core after cutting sprayed in the pure cotton non-woven fabrics of PUR, through first folded sheet to pure cotton non-woven fabrics while turn down, then turn down second half of pure cotton non-woven fabrics through second folded sheet, make pure cotton non-woven fabrics wrap up absorptive core completely.Then enter interruption optical press roll, make pure cotton non-woven fabrics wrap up the two ends of absorptive core by complete pressing, eventually pass cutting knife and cut into single (as Fig. 4)
Points for attention: glue rifle temperature can not be too high, the corresponding parameter of featured configuration of the PUR needing coring to use, otherwise the PUR gushed out meeting xanthochromia, adhesive property weakens.Because press fit device and cutting device are all be interrupted operation, the phase place of device need be corresponding with the speed that board is carried.
The foregoing is only embodiments of the invention; not thereby scope of patent protection of the present invention is limited; every utilize description related content of the present invention to do equivalent structure or equivalence transformation; or direct or indirect other association areas used beyond the present invention, all can be considered in scope of patent protection of the present invention.
Claims (10)
1. a pure cotton non-woven fabrics interlayer combination process, is characterized in that: carry out PUR bonding by between two-layer or multilayer pure cotton non-woven fabrics, and the non-woven fabrics after bonding is through concora crush roll-in synthesis type.
2. a kind of pure cotton non-woven fabrics interlayer combination process according to claim 1, it is characterized in that: the material after bonding is good is through a kind of concora crush roll-in locking device, this device comprises concora crush roller and lower concora crush roller, the material of described concora crush roller is the T15# steel of chrome-faced process, and upper concora crush roller inside is provided with the first Temperature controlled heater; Described lower concora crush roller is located at below concora crush roller, and lower concora crush roller inside is provided with the second Temperature controlled heater; Described first Temperature controlled heater and described second Temperature controlled heater are connected respectively to external power supply.
3. a kind of pure cotton non-woven fabrics interlayer combination process according to claim 1 and 2, is characterized in that: described pure cotton non-woven fabrics and pure cotton non-woven fabrics adopt PUR to bond, and control surface layer weight per unit area at 4-6g/m
2.
4. a kind of pure cotton non-woven fabrics interlayer combination process according to claim 1 and 2, is characterized in that: described concora crush roller for possessing high rigidity, wear-resisting, highly polished round steel roller.
5. a kind of pure cotton non-woven fabrics interlayer combination process according to claim 1 and 2, is characterized in that: the pressure between the upper and lower concora crush roller of described concora crush roller is 0.3MPa-0.6MPa.
6. a kind of pure cotton non-woven fabrics interlayer combination process according to claim 1 and 2, is characterized in that: the temperature of the upper and lower concora crush roller of described concora crush roller is at 120 DEG C-145 DEG C.
7. a kind of pure cotton non-woven fabrics interlayer combination process according to claim 1 and 2, is characterized in that: described concora crush roller up and down flat nip is 0.2-0.4mm.
8. a kind of pure cotton non-woven fabrics interlayer combination process according to claim 2, is characterized in that: the intermediate topsheet of textile sanitary napkin and both sides surface layer PUR are carried out compound, forms the surface layer of textile sanitary napkin; Cotton core is placed between surface layer and bottom PE film and uses PUR compound, form the main body of textile sanitary napkin; Carry out week envelope optical pressure after surface layer and bottom compound and prevent glue layers apart.
9. a kind of pure cotton non-woven fabrics interlayer combination process according to claim 8, is characterized in that: described upper concora crush roller is for being interrupted press bonding roller, and working face is smooth, no concave-convex decorative pattern, described lower concora crush roller smooth surface, no concave-convex decorative pattern.
10. a kind of pure cotton non-woven fabrics interlayer combination process according to claim 8, it is characterized in that: the absorptive core after cutting is delivered into and sprayed in the pure cotton non-woven fabrics of PUR, through first folded sheet to pure cotton non-woven fabrics while turn down, then turn down second half of pure cotton non-woven fabrics through second folded sheet, make pure cotton non-woven fabrics wrap up absorptive core completely.Then enter interruption optical press roll, make pure cotton non-woven fabrics wrap up the two ends of absorptive core by complete pressing, eventually pass cutting knife and cut into single.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410609028.5A CN104309261A (en) | 2014-11-04 | 2014-11-04 | Interlayer composite technology for purified cotton non-woven fabric |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410609028.5A CN104309261A (en) | 2014-11-04 | 2014-11-04 | Interlayer composite technology for purified cotton non-woven fabric |
Publications (1)
Publication Number | Publication Date |
---|---|
CN104309261A true CN104309261A (en) | 2015-01-28 |
Family
ID=52364636
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410609028.5A Pending CN104309261A (en) | 2014-11-04 | 2014-11-04 | Interlayer composite technology for purified cotton non-woven fabric |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104309261A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108411712A (en) * | 2018-04-16 | 2018-08-17 | 盐城旭华机械有限公司 | A kind of tissue specific complex production line |
CN115154050A (en) * | 2022-08-09 | 2022-10-11 | 吴秀云 | Aseptic production facility of panty-shape diapers core |
-
2014
- 2014-11-04 CN CN201410609028.5A patent/CN104309261A/en active Pending
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108411712A (en) * | 2018-04-16 | 2018-08-17 | 盐城旭华机械有限公司 | A kind of tissue specific complex production line |
CN108411712B (en) * | 2018-04-16 | 2023-09-29 | 盐城旭华机械有限公司 | Special composite production line for hand towel |
CN115154050A (en) * | 2022-08-09 | 2022-10-11 | 吴秀云 | Aseptic production facility of panty-shape diapers core |
CN115154050B (en) * | 2022-08-09 | 2023-09-22 | 吴秀云 | Aseptic production equipment for paper diaper core |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP3282045B1 (en) | Fluid-entangled laminate webs having hollow projections and a process and apparatus for making the same | |
EP1902168B1 (en) | Tufted fibrous web | |
JP6418816B2 (en) | Absorber and absorbent article including the absorber | |
CA2649356A1 (en) | Cotendered nonwoven/pulp composite fabric and method for making the same | |
CA2510995A1 (en) | Spunlace non-woven cloth with or without x-ray detectable element, and method for producing | |
CN104768511B (en) | Disposable diaper | |
CN104354438A (en) | Purified cotton non-woven fabric interlayer compounding technology | |
CN103221195B (en) | The manufacture method of sheet material fusion body and sheet material fusion body | |
EP0738505A1 (en) | Laminated material impermeable to fluids and absorbent product manufactured with the said material | |
CN110468502B (en) | Preparation method of water-soluble vinylon fiber spunlaced nonwoven fabric | |
CN104309261A (en) | Interlayer composite technology for purified cotton non-woven fabric | |
CN101864640A (en) | Method for manufacturing novel non-woven cloth | |
JP2012087452A (en) | Stretchable nonwoven fabric | |
CN101914838A (en) | Novel nonwoven fabric | |
CN108778738A (en) | Piece making method and laminates manufacturing device is laminated | |
JP2020048680A (en) | Wet tissue using composite nonwoven fabric and production method of nonwoven fabric | |
US20120003447A1 (en) | Wipes having a non-homogeneous structure | |
CN102934963A (en) | Preparation method of environment-friendly degradable wet tissue material | |
CN105082639A (en) | Wet tissue, and compound non-woven fabric and manufacturing method thereof | |
CN205344034U (en) | Compound calico printing machine of non -woven fabrics | |
CN219010626U (en) | Water-jet nonwoven fabric, composite nonwoven fabric and sanitary absorbent product | |
JP2008106377A (en) | Stretchable nonwoven fabric | |
CN205344089U (en) | Non -woven fabrics stamp cutting machine | |
CN211467703U (en) | Wet process non-woven fabrics composite wiping cloth | |
CN114481444A (en) | Spunlace nonwoven fabric, composite nonwoven fabric and sanitary absorbent product |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
WD01 | Invention patent application deemed withdrawn after publication | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150128 |