CN104922720A - Core fabric with dotted pits uniformly distributed in surface and manufacturing process of core fabric - Google Patents
Core fabric with dotted pits uniformly distributed in surface and manufacturing process of core fabric Download PDFInfo
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- CN104922720A CN104922720A CN201510280367.8A CN201510280367A CN104922720A CN 104922720 A CN104922720 A CN 104922720A CN 201510280367 A CN201510280367 A CN 201510280367A CN 104922720 A CN104922720 A CN 104922720A
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Abstract
The invention provides a core fabric with dotted pits uniformly distributed on the surface and a manufacturing process of the core fabric. The core fabric consists of a surface layer and a basic layer, wherein the thickness of the core fabric is 2.8mm to 3.0mm, a plurality of dots are uniformly distributed on the front surface of a core fabric plus material, the diameter of each dot is 0.5+/-0.1 mm, the dots form conical pits, the depth of each pit is 2.3mm to 2.8mm, and the distance between adjacent dots is 4mm; the surface layer is formed by 85 percent of polyethylene fibers and 15 percent of ES polyethylene fibers, the ES fibers are two-component skin core structural composite fibers, the two types of fibers are made into the surface layer by virtue of a thermal bonding process, and the quantity is 15g/m<2>; the basic layer is formed by 85 percent of viscose fibers and 15 percent of ES polyethylene fibers, the ES fibers are two-component skin core structural composite fibers, the two types of fibers are made into needle fleece by virtue of a needling process, and the quantity is 100g/m<2>. The core fabric has advantages that the material cost is low, the water absorption effect is good, the water absorption rate reaches 6 times, the elongation rate reaches 40 to 70 percent, and the hand feeling is very good.
Description
Technical field
The present invention relates to medical absorbent field of material technology.
Background technology
Medical absorbents in the market, the main cotton wool that adopts is by hot pressing composite polyethylene hexagonal film, and the shortcoming of this adsorptive pads is, polyethylene hexagonal film is expensive, from external import, and adsorptive pads material feel is bad.
Summary of the invention
For solving aforementioned medical absorbent material Problems existing, the invention provides core cloth and manufacturing process thereof that a kind of surface uniform is distributed with pitting, core cloth is made up of surface layer and basic unit, core cloth thickness is 2.8-3.0 millimeter, core cloth fabric front is evenly distributed with many round dots, round dot diameter 0.5 ± 0.1 millimeter, the tapered depression of round dot, the degree of depth is 2.3-2.8 millimeter, and the spacing between round dot and round dot is 4 millimeters; Described surface layer adopts 85% polyethylene fiber peacekeeping 15%ES polyethylene fibre, and ES fiber is bi-component sheath-core structure composite fiber, and two kinds of fibers make surface layer by hot adhesion process, quantitative 15g/m
2; Described basic unit adopts 85% viscose rayon and 15% ES polyethylene fibre, and ES fiber is bi-component sheath-core structure composite fiber, and these two kinds of fibers make acupuncture floss by needling process, are quantitatively 100g/m
2.
The processing technology of described core cloth, comprises that surface layer makes, basic unit makes and the compound of surface layer and basic unit, and concrete steps are:
(1) surface layer makes: adopt 85% polyethylene fiber peacekeeping 15%ES polyethylene fibre, ES fiber is bi-component sheath-core structure composite fiber, and two kinds of fibers make polyethylene cloth as surface layer by hot adhesion process, quantitative 15g/m
2;
(2) making of basic unit: adopt 85% viscose rayon and 15% ES polyethylene fibre, ES fiber is bi-component sheath-core structure composite fiber, and these two kinds of fibers make acupuncture floss by needling process, are quantitatively 100g/m
2;
(3) ultrasound wave compound: surface layer and basic unit are placed on two emptying rollers respectively, surface layer is upper, basic unit is in lower placement, through two horizontal jockey pulleys, deliver to taper ultrasound wave set composite, being combined into fabric front has many round dots, round dot diameter 0.5 ± 0.1 millimeter, the tapered depression of round dot, the degree of depth is 2.3-2.8 millimeter, and the spacing between round dot and round dot is the core cloth of 4 millimeters;
(4) shape hot pressing: after the core cloth that ultrasound wave is combined into point-like conical indentation, deliver to two spacing be 2mm, temperature at 100 DEG C ± 5 hot pressing rods, be hot pressed into the core cloth that thickness is 2.8-3.0 millimeter.
Advantage of the present invention is that the cost of material is low, and soaking effect is good, and water absorption rate reaches 6 times, and percentage elongation reaches 40-70%, and feel spy is good.
Accompanying drawing explanation
Fig. 1 is core cloth schematic surface of the present invention
Fig. 2 is that the A-A of Fig. 1 is to sectional view
Fig. 3 is present invention process flow chart
Number in the figure illustrates:
The round dot of 1-core cloth surface uniform distribution; The conical indentation figure of 2-core cloth surface round dot; 3,4-emptying roller; 5,6-jockey pulley; 7-taper ULTRASONIC COMPLEX device; 8-becomes winding up roller; 9-hot pressing rod; 10-product becomes winding up roller.
Detailed description of the invention
Refer to shown in accompanying drawing, the present invention is made up of surface layer and basic unit, core cloth thickness is 2.8-3.0 millimeter, core cloth fabric front is evenly distributed with many round dots 1, round dot 1 diameter 0.5 ± 0.1 millimeter, the tapered depression of round dot 1, the degree of depth is 2.3-2.8 millimeter (as shown in Figure 2), spacing between round dot and round dot is 4 millimeters, and as shown in Figure 1, round dot 1 quadrate distributes; Described surface layer adopts 85% polyethylene fiber peacekeeping 15%ES polyethylene fibre, and ES fiber is bi-component sheath-core structure composite fiber, and two kinds of fibers make surface layer by hot adhesion process, quantitative 15g/m
2; Described basic unit adopts 85% viscose rayon and 15% ES polyethylene fibre, and ES fiber is bi-component sheath-core structure composite fiber, and these two kinds of fibers make acupuncture floss by needling process, are quantitatively 100g/m
2.
Surface layer of the present invention is employing 85% polyethylene fibre, 15%ES polyethylene fibre, ES fiber is bi-component sheath-core structure composite fiber, cortical tissue's fusing point is low and flexibility good, sandwich layer organizes that then fusing point is high, intensity is high, this fiber after Overheating Treatment, cortex part melting and play cementation all the other still retain fiber condition, these two kinds of fibers make polyethylene cloth as surface layer by hot adhesion process, quantitative 15g/m
2.
Basic unit of the present invention adopts 85% viscose rayon and 15% ES polyethylene fibre, ES fiber is bi-component sheath-core structure composite fiber, cortical tissue's fusing point is low and flexibility good, sandwich layer organizes that then fusing point is high, intensity is high, this fiber is after Overheating Treatment, cortex a part melting and rise cementation all the other still retain fiber condition, these two kinds of fibers make acupuncture floss by needling process, are quantitatively 100g/m
2.
Processing technology of the present invention, refer to the process chart of accompanying drawing 3, combination process is:
The first step: circular cone form point ultrasonic some compound
Fabric and base material are placed on two emptying rollers respectively, regulate enter circular cone form point ULTRASONIC COMPLEX rolling through jockey pulley.
Second step: appropriate hot pressing, through the preliminary composite base material of the ultrasonic point of circular cone form point, enters the hot pressing of a pair hot-pressing roller appropriateness, and rod temperature is 100 DEG C ± 5, and roll gap 2mm, makes substrate forming stablize.
Described jockey pulley, is made up of the metallic roll of a pair outpacking rubber, and this rod up and down can appropriate regulation, and object makes the materials at two layers tension force entering ultrasonic wave point compound moderate.
Properties of product of the present invention are as shown in the table
。
Claims (2)
1. a surface uniform is distributed with the core cloth of pitting, it is characterized in that, core cloth is made up of surface layer and basic unit, core cloth thickness is 2.8-3.0 millimeter, core cloth fabric front is evenly distributed with many round dots, round dot diameter 0.5 ± 0.1 millimeter, the tapered depression of round dot, the degree of depth is 2.3-2.8 millimeter, and the spacing between round dot and round dot is 4 millimeters; Described surface layer adopts 85% polyethylene fiber peacekeeping 15%ES polyethylene fibre, and ES fiber is bi-component sheath-core structure composite fiber, and two kinds of fibers make surface layer by hot adhesion process, quantitative 15g/m
2; Described basic unit adopts 85% viscose rayon and 15% ES polyethylene fibre, and ES fiber is bi-component sheath-core structure composite fiber, and these two kinds of fibers make acupuncture floss by needling process, are quantitatively 100g/m
2.
2. be distributed with the core etamine making process of pitting by a kind of surface uniform according to claim 1, bag the following step:
(1) surface layer makes: adopt 85% polyethylene fiber peacekeeping 15%ES polyethylene fibre, ES fiber is bi-component sheath-core structure composite fiber, and two kinds of fibers make polyethylene cloth as surface layer by hot adhesion process, quantitative 15g/m
2;
(2) making of basic unit: adopt 85% viscose rayon and 15% ES polyethylene fibre, ES fiber is bi-component sheath-core structure composite fiber, and these two kinds of fibers make acupuncture floss by needling process, are quantitatively 100g/m
2;
(3) ultrasound wave compound: surface layer and basic unit are placed on two emptying rollers respectively, surface layer is upper, basic unit is in lower placement, through two horizontal jockey pulleys, deliver to taper ultrasound wave set composite, being combined into fabric front has many round dots, round dot diameter 0.5 ± 0.1 millimeter, the tapered depression of round dot, the degree of depth is 2.3-2.8 millimeter, and the spacing between round dot and round dot is the core cloth of 4 millimeters;
(4) shape hot pressing: after the core cloth that ultrasound wave is combined into point-like conical indentation, deliver to two spacing be 2mm, temperature at 100 DEG C ± 5 hot pressing rods, be hot pressed into the core cloth that thickness is 2.8-3.0 millimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510280367.8A CN104922720B (en) | 2015-05-28 | 2015-05-28 | A kind of surface is evenly distributed with the core cloth and its manufacturing process of pitting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510280367.8A CN104922720B (en) | 2015-05-28 | 2015-05-28 | A kind of surface is evenly distributed with the core cloth and its manufacturing process of pitting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104922720A true CN104922720A (en) | 2015-09-23 |
| CN104922720B CN104922720B (en) | 2017-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510280367.8A Active CN104922720B (en) | 2015-05-28 | 2015-05-28 | A kind of surface is evenly distributed with the core cloth and its manufacturing process of pitting |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107386005A (en) * | 2017-09-08 | 2017-11-24 | 王伟 | A kind of filter of automobile engine filter paper and preparation method thereof |
| JP2019092654A (en) * | 2017-11-20 | 2019-06-20 | 花王株式会社 | Absorbent core |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007521162A (en) * | 2003-06-30 | 2007-08-02 | オウェンス コーニング | Surface treatment for blankets of thermoplastic fibers |
| CN103142354A (en) * | 2012-10-31 | 2013-06-12 | 上海意东无纺布制造有限公司 | Point compound absorbent pad |
| CN104309180A (en) * | 2014-10-09 | 2015-01-28 | 弘博纤维材料科技（昆山）有限公司 | Ultrasonic modified hydrophilic nonwoven fabric and manufacturing method thereof |
-
2015
- 2015-05-28 CN CN201510280367.8A patent/CN104922720B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007521162A (en) * | 2003-06-30 | 2007-08-02 | オウェンス コーニング | Surface treatment for blankets of thermoplastic fibers |
| CN103142354A (en) * | 2012-10-31 | 2013-06-12 | 上海意东无纺布制造有限公司 | Point compound absorbent pad |
| CN104309180A (en) * | 2014-10-09 | 2015-01-28 | 弘博纤维材料科技（昆山）有限公司 | Ultrasonic modified hydrophilic nonwoven fabric and manufacturing method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107386005A (en) * | 2017-09-08 | 2017-11-24 | 王伟 | A kind of filter of automobile engine filter paper and preparation method thereof |
| CN107386005B (en) * | 2017-09-08 | 2020-10-09 | 王伟 | Filter paper for automobile engine filter and preparation method thereof |
| JP2019092654A (en) * | 2017-11-20 | 2019-06-20 | 花王株式会社 | Absorbent core |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104922720B (en) | 2017-10-20 |
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