CN103054389A - Antibacterial and anti-ultraviolet bed core and making method thereof - Google Patents
Antibacterial and anti-ultraviolet bed core and making method thereof Download PDFInfo
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Abstract
The invention discloses an antibacterial and anti-ultraviolet bed core. The antibacterial and anti-ultraviolet bed core comprises at least one middle layer and a surface layer which is arranged on the middle layer, wherein the middle layer has an inclined grain structure or an S-shaped grain structure; the middle layer is obtained by compounding 15-40% of low melting point fibers and 60-85% of bamboo palm fibers in percentage by weight through needle punching; the bamboo palm fibers comprise coconut palm fibers and raw bamboo fibers according to weight ratio of 1-4:1; and the surface layer comprises 15-40% of low melting point fibers and 60-85% of bamboo vamp fibers in percentage by weight. The invention further discloses a method for making the bed core; and each component is weighed, loosened, mixed, pre-formed into a web and combed, enters a drying box and are coldly rolled, cooled, cut, inspected and packaged. The bed core disclosed by the invention has the advantages of antibacterial property, ultraviolet resistance, excellent ventilating property, simple making procedure and easiness in operation.
Description
Technical field
The invention belongs to a core technical field, be specifically related to a kind of antibacterial uvioresistant bed core and preparation method thereof.
Background technology
The most of high molecular synthetic material that adopts of present bed core is on the market made, such as slow rebound memory cotton, nylon, sponge, latex, polyester fiber etc., it is synthetic that above-mentioned material is chemical industry, long-term easy breed bacteria, the acarid of using, and subside easily, fracture, make moist, and adopt a large amount of glue bonding in the manufacture process, use for a long time unfavorable healthy.
In the patent disclosure of CN102669989A a kind of core coconut palm Petiolus Trachycarpi, it comprises the upper, middle and lower that are combined with each other by the hot blast through-transmission technique, described the upper and lower include two component core-skin fibres and polyester doughnut, and by weight, the content of two component core-skin fibres is 30 ~ 50%, described middle level comprises two component core-skin fibres and coconut fibre, and by weight, the content of two component core-skin fibres is 20 ~ 40% in the middle level.Above-mentioned bed core has solved the bonding problem of glue with the coconut palm Petiolus Trachycarpi by employing bicomponent sheath core fibre, but this core adopts the polyester doughnut, and this kind synthetic fibers hygroscopicity is relatively poor, and gas permeability is bad, the long-term moisture-sensitive, mouldy of using is used unfavorable healthy for a long time.
Summary of the invention
Goal of the invention: for the deficiencies in the prior art, the purpose of this invention is to provide a kind of antibacterial uvioresistant bed core, make it have the material Nantural non-toxic, bacteriostasis antibiosis, the advantages such as permeability, water permeability are good can solve effectively in the use procedure of existing bed core that hygroscopicity is relatively poor, moisture-sensitive, the defective such as mouldy.Another object of the present invention provides a kind of preparation method of above-mentioned antibacterial uvioresistant bed core, makes that it has simply, environmental protection, the characteristics such as easy to operate.
Technical scheme: in order to realize the foregoing invention purpose, the technical solution used in the present invention is as follows:
A kind of antibacterial uvioresistant bed core comprises at least one deck intermediate layer and the top layer that is located on the described intermediate layer, and described intermediate layer has oblique lines or S shape texture structure; Described intermediate layer is that 15 ~ 40% low-melting fibers and percentage by weight are that 60 ~ 85% bamboo palm fibre fibre prickling is composited by percentage by weight, and described bamboo palm fibre fiber is that coconut fibre and the bamboo fiber of 1 ~ 4:1 forms by weight ratio; Described top layer is that 15 ~ 40% low-melting fibers and percentage by weight are that 60 ~ 85% bamboo hemp fibre forms by percentage by weight.
When the weight ratio of described coconut fibre and bamboo fiber was 1:1 ~ 2:1, the cross section in described intermediate layer was oblique lines; When the weight ratio of described coconut fibre and bamboo fiber was 2:1 ~ 4:1, the cross section in described intermediate layer was S shape lines.
There are 2 layers, 3 layers or multilayer in described intermediate layer, and the component in the two-layer intermediate layer of arbitrary neighborhood is different.
Described low-melting fiber comprises any one or a few the mixing in PP fiber, PLA fiber, ES fiber, PE/PET core-skin fibre, 4080 fibers.
Described coconut fibre length is 30-300mm, and fineness is 80-120D.
The acupuncture nonwoven layer is all adopted on described upper and lower top layer.
The present invention also comprises the preparation method of this antibacterial uvioresistant bed core, specifically may further comprise the steps:
Step 1: with described upper and lower top layer component in required ratio weigh, shredding mixing, preformation net, combing, air lay, acupuncture, make respectively the nonwoven layers on upper and lower top layer;
Step 2: with each component of described intermediate layer in required ratio weigh, shredding mixing, preformation net, combing, air lay make the intermediate layer;
Step 3: by upper and lower unwinding device the nonwoven layers on the upper and lower top layer of described step 1 preparation is placed on respectively the above and below in the intermediate layer of described step 2 preparation, then enters together baking oven, cold rolling, cooling, cutting, test package.
Described punch frequency is 50-1800 beats/min, speed be 0-20 rice/, wherein Needle Board density is 500-6000 piece/meter.
The speed of described preformation net, combing, air lay operation is 0 ~ 20m/min.
Described oven temperature is 180-230 ℃, and the time of smoking in the baking oven is 1 ~ 9min.
Described cold rolling temperature is 5-20 ℃; The described type of cooling is air cooling way, and chilling temperature is 0-25 ℃.
The upper and lower top layer of antibacterial uvioresistant bed core is that 15 ~ 40% low-melting fibers and percentage by weight are 60 ~ 85% bamboo hemp fibre composition by adopting percentage by weight among the present invention, because bamboo hemp fibre good rigidly, the advantage that has simultaneously bamboo fiber and flaxen fiber, be uvioresistant, eliminate the unusual smell and antibiotic composite performance, so that the upper and lower top layer of this core also has described good composite performance; The intermediate layer of this core is that 15 ~ 40% low-melting fibers and percentage by weight are that 60 ~ 85% bamboo palm fibre is fibrous by percentage by weight, and wherein, the weight ratio of coconut fibre and bamboo fiber is 1 ~ 4:1 in the bamboo palm fibre fiber; The coconut fibre Nantural non-toxic, permeability is good, and is superior, cool in summer and warm in winter and neither too hard, nor too soft by bed core gas permeability and water permeability that coconut fibre is made; Bamboo fiber is a kind of natural fiber, has good gas permeability, moment water imbibition, stronger wearability and good dyeability, have again simultaneously antibiotic, antibacterial, except mite, deodorization and anti-ultraviolet function; When the weight ratio of coconut fibre and bamboo fiber was 1:1 ~ 2:1, bamboo palm fibre fiber was twill structure, and twill structure is guaranteeing elasticity simultaneously preferably, and cross section is attractive in appearance; When the weight ratio of coconut fibre and bamboo fiber was 2:1 ~ 4:1, bamboo palm fibre fiber was S shape structure, and S shape structure has played the effect of spring, so that bed core elasticity is fine.This core is 15 ~ 40% low-melting fibers by adopting percentage by weight, in the adhesive property that guarantees the bed core, has guaranteed that also finished product has suitable elasticity and rebound performance.Further, the acupuncture nonwoven layer is all adopted on the upper and lower top layer of bed core among the present invention, and there is uniform space acupuncture nonwoven layer surface and inside, thereby make a core have good gas permeability, can also play the effect of insulation, heat insulation and sound insulation by these spaces.
The present invention also comprises the preparation method of this antibacterial uvioresistant bed core, and by described step 1,2 and 3 preparation bed cores, operation is simple.This method is passed through the speed of control preformation net, combing, air lay operation at 0 ~ 20m/min, so that whole bed core inner fiber is three-dimensional form, tied up in knots across mutually, thereby make a core be difficult for layering, and have preferably elasticity and an elastic recovery, long-term use not yielding, and so that bed core vertical, horizontal brute force is balanced, indifference almost, the powerful ratio of its vertical, horizontal is 1:1.02, and the vertical, horizontal of general carding is powerful than being 1:1.2-1:1.3.Further, by adopting cold rolling process, can in surely thick, help cooling, and the modified product surface, make the uneven of a wicking surface become smooth.This method can guarantee product in the whippy while to the definite of baked temperature, time, and don't enough cohesive forces are arranged, and is difficult for layering, fracture.The refrigerating work procedure of this method adopts the air cooling way cooling, can effectively remove steam, so that the bed core material of preparation is relatively drier.
Beneficial effect: compared with prior art, major advantage of the present invention comprises:
(1) upper and lower top layer interpolation percentage by weight is 60 ~ 85% bamboo hemp fibre, because bamboo hemp fibre good rigidly, the advantage that has simultaneously bamboo fiber and flaxen fiber, be uvioresistant, eliminate the unusual smell and antibiotic composite performance, so that the upper and lower top layer of this core also has described good composite performance;
(2) interpolation percentage by weight in intermediate layer is 60 ~ 85% bamboo palm fibre fiber, and wherein, the weight ratio of coconut fibre and bamboo fiber is 1 ~ 4:1 in the bamboo palm fibre fiber; The coconut fibre Nantural non-toxic, permeability is good, and bed core gas permeability and water permeability that the interpolation coconut fibre is made are superior, cool in summer and warm in winter and neither too hard, nor too soft; Bamboo fiber is a kind of natural fiber, have good gas permeability, moment water imbibition, stronger wearability and good dyeability, have again simultaneously antibiotic, antibacterial, except mite, deodorization and anti-ultraviolet function, a bed core that adds bamboo fiber has above-mentioned multiple advantage;
(3) the preparation method technique of this antibacterial uvioresistant bed core is simple, and the bed core that uses the method to make is smooth and flexible, is difficult for layering, fracture.
Description of drawings
Fig. 1 is the structural representation of antibacterial uvioresistant bed core.
The specific embodiment
The present invention is further illustrated below in conjunction with accompanying drawing.
As shown in Figure 1, antibacterial uvioresistant bed core is by top layer 1 with have oblique lines or S shape texture structure intermediate layer 2 forms.Table 1 can be located at upper surface or the lower surface in intermediate layer 2, also can be in the intermediate layer 2 upper and lower surface arrange simultaneously.Top layer 1 is that 15 ~ 40% low-melting fibers and percentage by weight are that 60 ~ 85% bamboo hemp fibre forms by percentage by weight; Intermediate layer 2 is that 15 ~ 40% low-melting fibers and percentage by weight are that 60 ~ 85% bamboo palm fibre fibre prickling is composited by percentage by weight, and bamboo palm fibre fiber is that coconut fibre and the bamboo fiber of 1 ~ 4:1 forms by weight ratio.In addition, this core can also be according to the user demand of different crowd, and sandwich construction can be adopted in the intermediate layer, and such as 2 layers, 3 layers, 4 layers etc., and the component in the two-layer intermediate layer of arbitrary neighborhood is different; The intermediate layer is providing certain thickness and intensity simultaneously like this, also can be so that a bed core have enough elasticity, and durable in use.
A kind of antibacterial uvioresistant bed core is comprised of intermediate layer 2 and the top layer 1 that is arranged on 2 upper and lower surfaces, intermediate layer.Top layer 1 is that 15% PLA fiber and percentage by weight are that 85% bamboo hemp fibre forms by percentage by weight; Intermediate layer 2 is that 60% bamboo palm fibre fiber and percentage by weight are that 40% PP is fibrous by percentage by weight, and in bamboo palm fibre fiber, coconut fibre (length is 200mm, and fineness is 120D) and the weight ratio of bamboo fiber are 3:1.
A kind of method for preparing antibacterial uvioresistant bed core comprises the steps:
The first step, with each component in required ratio weigh, shredding mixing, preformation net, combing, air lay, acupuncture, make respectively the nonwoven layers on upper and lower top layer 1, the Needle Board density in the needling process is 1200 pieces/meter, punch frequency is 800 beats/mins, and speed is 3 m/mins;
Second step is proportionally weighed, shredding mixing, preformation net, combing, air lay make intermediate layer 2, and wherein the speed of preformation net, combing, air lay operation is 6m/min;
The 3rd step was placed on respectively the above and below in intermediate layer 2 with the nonwoven layers on upper and lower top layer 1, then entered together baking oven, cold rolling, cooling, cutting, test package, wherein oven temperature is 230 ℃, the time of smoking in the baking oven is 3min, and cold rolling temperature is 9 ℃, and chilling temperature is 12 ℃.
Product is detected, and various performance parameters is as follows:
(1) antibacterial test: on the product that makes, drip upper certain density Escherichia coli ATCC 8739, then detect e. coli concentration behind the 24h again, draw the anti-microbial property parameter, the result is as shown in table 1.
The anti-bacteria test result of the antibacterial uvioresistant bed of table 1 core
| Tested object | 0h bacteria concentration (cfu/mL) | 24h bacteria concentration (cfu/mL) | The bacterium total reduction |
| ATCC?8739 | 1.4×10 5 | <100 | ＞99.9% |
(2) drive the mite measure of merit: get 7 little culture dishes, culture dish centered by 1 wherein, put around the center culture dish for culture dish for all the other 6, and have place's culture dish wall to contact with the center culture dish, be placed on after 7 culture dishes are set its position is fixed.Test sample and the control sample that makes in the present embodiment placed at the interval in 6 culture dishes around, and the area of test sample and culture dish floor space are basically identical.On test sample, respectively put acarid feed 0.05g.Put into 1000 of acarids in the culture dish of center, put into one and cover porcelain dish being fixed on this cover experimental rig on the viscose glue cardboard, add saturated common salt solution and make that humidity remains on about 75% in the disk, (25 degree) cultivates 24h in constant temperature.Acarid in the feed is separated and collect with floatation, the method that washes with water collects acarid on each culture dish and the anti-mite bed core.The acarid number on the mite bed core prevented in record respectively, is calculated as follows the mite rate of driving:
Drive mite rate (%)=(1-test set acarid number/control group acarid number) * 100%
Testing result is as shown in table 2.
The antibacterial uvioresistant bed of table 2 core drive mite measure of merit result
| Detect numbering | Test sample acarid number (only) | Control sample acarid number (only) | Drive mite rate (%) |
| 1 | 40 | 200 | 80 |
| 2 | 50 | 200 | 75 |
| 3 | 60 | 200 | 70 |
| Add up to | 150 | 600 | 75 |
(3) content of formaldehyde detects: detect by the prepared sample of present embodiment being carried out content of formaldehyde, testing result is 16mg/kg, is within the human-body safety value range.
(4) brute force, smell and intensity detection: by powerful than being 1:1.02 to the prepared sample vertical, horizontal that test obtains with reference to GB/T15788-1995 of present embodiment; Draw product that present embodiment makes without unusual smell with reference to 6.8 experimental techniques in the QB1952.2-2004 spring soft mattress core standard; The reference detected intensity of 6.6.1 wherein is 18N/cm, meets industry and national standard.
(5) elastomeric check: the product that present embodiment prepares, the lines of the cross section in intermediate layer 2 is S-shaped, and S shape structure has played the effect of spring, with respect to other existing products, the product that present embodiment makes, elasticity is better, and permeability is better.
A kind of antibacterial uvioresistant bed core is comprised of intermediate layer 2 and the top layer 1 that is arranged on 2 upper and lower surfaces, intermediate layer.Top layer 1 is that 40% PP fiber and percentage by weight are that 60% bamboo hemp fibre forms by percentage by weight; Intermediate layer 2 is that 85% bamboo palm fibre fiber and percentage by weight are that 15% PP is fibrous by percentage by weight, and in bamboo palm fibre fiber, coconut fibre (length is 200mm, and fineness is 120D) and the weight ratio of bamboo fiber are 4:1.
A kind of method for preparing antibacterial uvioresistant bed core comprises the steps:
The first step, with each component in required ratio weigh, shredding mixing, preformation net, combing, air lay, acupuncture, make respectively the nonwoven layers on upper and lower top layer 1, the Needle Board density in the needling process is 3200 pieces/meter, punch frequency is 1800 beats/mins, and speed is 20 m/mins;
Second step is proportionally weighed, shredding mixing, preformation net, combing, air lay make intermediate layer 2, and wherein the speed of preformation net, combing, air lay operation is 20m/min;
The 3rd step was placed on respectively the above and below in intermediate layer 2 with the nonwoven layers on upper and lower top layer 1, then entered together baking oven, cold rolling, cooling, cutting, test package, wherein oven temperature is 180 ℃, the time of smoking in the baking oven is 1min, and cold rolling temperature is 20 ℃, and chilling temperature is 18 ℃.
Product is detected, and various performance parameters is as follows:
(1) antibacterial test: on the product that makes, drip upper certain density Escherichia coli ATCC 8739, then detect e. coli concentration behind the 24h again, draw the anti-microbial property parameter, the result is as shown in table 3.
The anti-bacteria test result of the antibacterial uvioresistant bed of table 3 core
| Tested object | 0h bacteria concentration (cfu/mL) | 24h bacteria concentration (cfu/mL) | The bacterium total reduction |
| ATCC8739 | 1.4×10 5 | 800~1500 | 98.9%~99.4% |
(2) drive the mite measure of merit: get 7 little culture dishes, culture dish centered by 1 wherein, put around the center culture dish for culture dish for all the other 6, and have place's culture dish wall to contact with the center culture dish, be placed on after 7 culture dishes are set its position is fixed.Test sample and the control sample that makes in the present embodiment placed at the interval in 6 culture dishes around, and the area of test sample and culture dish floor space are basically identical.On test sample, respectively put acarid feed 0.05g.Put into 1000 of acarids in the culture dish of center, put into one and cover porcelain dish being fixed on this cover experimental rig on the viscose glue cardboard, add saturated common salt solution and make that humidity remains on about 75% in the disk, (25 degree) cultivates 24h in constant temperature.Acarid in the feed is separated and collect with floatation, the method that washes with water collects acarid on each culture dish and the anti-mite bed core.The acarid number on the mite bed core prevented in record respectively, is calculated as follows the mite rate of driving:
Drive mite rate (%)=(1-test set acarid number/control group acarid number) * 100%
Testing result is as shown in table 4.
The antibacterial uvioresistant bed of table 4 core drive mite measure of merit result
| Detect numbering | Test sample acarid number (only) | Control sample acarid number (only) | Drive mite rate (%) |
| 1 | 60 | 200 | 70 |
| 2 | 70 | 200 | 65 |
| 3 | 80 | 200 | 60 |
| Add up to | 210 | 600 | 65 |
(3) content of formaldehyde detects: detect by the prepared sample of present embodiment being carried out content of formaldehyde, testing result is 18mg/kg, is within the human-body safety value range.
(4) brute force, smell and intensity detection: by powerful than being 1:1.01 to the prepared sample vertical, horizontal that test obtains with reference to GB/T15788-1995 of present embodiment; Draw product that present embodiment makes without unusual smell with reference to 6.8 experimental techniques in the QB1952.2-2004 spring soft mattress core standard; The reference detected intensity of 6.6.1 wherein is 16N/cm, meets industry and national standard.
(5) elastomeric check: the product that present embodiment prepares, the lines of the cross section in intermediate layer 2 is S-shaped, and S shape structure has played the effect of spring, with respect to other existing products, the product that present embodiment makes, elasticity is better, and permeability is better.
Embodiment 3
A kind of antibacterial uvioresistant bed core is comprised of intermediate layer 2 and the top layer 1 that is arranged on 2 upper and lower surfaces, intermediate layer.Top layer 1 is that 40% 4080 fibers and percentage by weight are that 60% bamboo hemp fibre forms by percentage by weight; Intermediate layer 2 is that 80% bamboo palm fibre fiber and percentage by weight are that 20% PP is fibrous by percentage by weight, and in bamboo palm fibre fiber, coconut fibre (length is 230mm, and fineness is 85D) and the weight ratio of bamboo fiber are 1:1.
A kind of method for preparing antibacterial uvioresistant bed core comprises the steps:
The first step, with each component in required ratio weigh, shredding mixing, preformation net, combing, air lay, acupuncture, make respectively the nonwoven layers on upper and lower top layer 1, the Needle Board density in the needling process is 4200 pieces/meter, punch frequency is 1800 beats/mins, and speed is 6 m/mins;
Second step is proportionally weighed, shredding mixing, preformation net, combing, air lay make intermediate layer 2, and wherein the speed of preformation net, combing, air lay operation is 8m/min;
The 3rd step was placed on respectively the above and below in intermediate layer 2 with the nonwoven layers on upper and lower top layer 1, then entered together baking oven, cold rolling, cooling, cutting, test package, wherein oven temperature is 210 ℃, the time of smoking in the baking oven is 1min, and cold rolling temperature is 12 ℃, and chilling temperature is 6 ℃.
Product is detected, and various performance parameters is as follows:
(1) antibacterial test: on the product that makes, drip upper certain density Escherichia coli ATCC 8739, then detect e. coli concentration behind the 24h again, draw the anti-microbial property parameter, the result is as shown in table 5.
The anti-bacteria test result of the antibacterial uvioresistant bed of table 5 core
| Tested object | 0h bacteria concentration (cfu/mL) | 24h bacteria concentration (cfu/mL) | The bacterium total reduction |
| ATCC8739 | 1.2×10 5 | 500~1000 | 99.1%~99.6% |
(2) drive the mite measure of merit: get 7 little culture dishes, culture dish centered by 1 wherein, put around the center culture dish for culture dish for all the other 6, and have place's culture dish wall to contact with the center culture dish, be placed on after 7 culture dishes are set its position is fixed.Test sample and the control sample that makes in the present embodiment placed at the interval in 6 culture dishes around, and the area of test sample and culture dish floor space are basically identical.On test sample, respectively put acarid feed 0.05g.Put into 1000 of acarids in the culture dish of center, put into one and cover porcelain dish being fixed on this cover experimental rig on the viscose glue cardboard, add saturated common salt solution and make that humidity remains on about 75% in the disk, (25 degree) cultivates 24h in constant temperature.Acarid in the feed is separated and collect with floatation, the method that washes with water collects acarid on each culture dish and the anti-mite bed core.The acarid number on the mite bed core prevented in record respectively, is calculated as follows the mite rate of driving:
Drive mite rate (%)=(1-test set acarid number/control group acarid number) * 100%
Testing result is as shown in table 6.
The antibacterial uvioresistant bed of table 6 core drive mite measure of merit result
| Detect numbering | Test sample acarid number (only) | Control sample acarid number (only) | Drive mite rate (%) |
| 1 | 55 | 200 | 72.5 |
| 2 | 65 | 200 | 67.5 |
| 3 | 70 | 200 | 65 |
| Add up to | 190 | 600 | 68.33 |
(3) content of formaldehyde detects: detect by the prepared sample of present embodiment being carried out content of formaldehyde, testing result is 18mg/kg, is within the human-body safety value range.
(4) brute force, smell and intensity detection: by powerful than being 1:1.03 to the prepared sample vertical, horizontal that test obtains with reference to GB/T15788-1995 of present embodiment; Draw product that present embodiment makes without unusual smell with reference to 6.8 experimental techniques in the QB1952.2-2004 spring soft mattress core standard; The reference detected intensity of 6.6.1 wherein is 19N/cm, meets industry and national standard.
(5) elastomeric check: the product that present embodiment prepares, the lines of the cross section in intermediate layer 2 is oblique, with respect to other existing products, the texture structure of the product that present embodiment prepares is guaranteeing that certain flexible while cross section is succinct attractive in appearance and permeability is better.
Embodiment 4
A kind of antibacterial uvioresistant bed core is comprised of intermediate layer 2 and the top layer 1 that is arranged on 2 upper and lower surfaces, intermediate layer.Top layer 1 is that 20% PP fiber, percentage by weight are that 20% ES fiber and percentage by weight are that 60% bamboo hemp fibre forms by percentage by weight; Intermediate layer 2 is that 75% bamboo palm fibre fiber and percentage by weight are 25% ES fiber by percentage by weight, and in bamboo palm fibre fiber, coconut fibre (length is 150mm, and fineness is 105D) and the weight ratio of bamboo fiber are 1:1.
A kind of method for preparing antibacterial uvioresistant bed core comprises the steps:
The first step, with each component in required ratio weigh, shredding mixing, preformation net, combing, air lay, acupuncture, make respectively the nonwoven layers on upper and lower top layer 1, the Needle Board density in the needling process is 4800 pieces/meter, punch frequency is 800 beats/mins, and speed is 9 m/mins;
Second step is proportionally weighed, shredding mixing, preformation net, combing, air lay make intermediate layer 2, and wherein the speed of preformation net, combing, air lay operation is 5m/min;
The 3rd step was placed on respectively the above and below in intermediate layer 2 with the nonwoven layers on upper and lower top layer 1, then entered together baking oven, cold rolling, cooling, cutting, test package, wherein oven temperature is 190 ℃, the time of smoking in the baking oven is 3min, and cold rolling temperature is 15 ℃, and chilling temperature is 8 ℃.
Product is detected, and various performance parameters is as follows:
(1) antibacterial test: on the product that makes, drip upper certain density Escherichia coli ATCC 8739, then detect e. coli concentration behind the 24h again, draw the anti-microbial property parameter, the result is as shown in table 7.
The anti-bacteria test result of the antibacterial uvioresistant bed of table 7 core
| Tested object | 0h bacteria concentration (cfu/mL) | 24h bacteria concentration (cfu/mL) | The bacterium total reduction |
| ATCC8739 | 1.4×10 5 | <100 | >99.9% |
(2) drive the mite measure of merit: get 7 little culture dishes, culture dish centered by 1 wherein, put around the center culture dish for culture dish for all the other 6, and have place's culture dish wall to contact with the center culture dish, be placed on after 7 culture dishes are set its position is fixed.Test sample and the control sample that makes in the present embodiment placed at the interval in 6 culture dishes around, and the area of test sample and culture dish floor space are basically identical.On test sample, respectively put acarid feed 0.05g.Put into 1000 of acarids in the culture dish of center, put into one and cover porcelain dish being fixed on this cover experimental rig on the viscose glue cardboard, add saturated common salt solution and make that humidity remains on about 75% in the disk, (25 degree) cultivates 24h in constant temperature.Acarid in the feed is separated and collect with floatation, the method that washes with water collects acarid on each culture dish and the anti-mite bed core.The acarid number on the mite bed core prevented in record respectively, is calculated as follows the mite rate of driving:
Drive mite rate (%)=(1-test set acarid number/control group acarid number) * 100%
Testing result is as shown in table 8.
The antibacterial uvioresistant bed of table 8 core drive mite measure of merit result
| Detect numbering | Test sample acarid number (only) | Control sample acarid number (only) | Drive mite rate (%) |
| 1 | 30 | 200 | 85 |
| 2 | 40 | 200 | 80 |
| 3 | 50 | 200 | 75 |
| Add up to | 120 | 600 | 80 |
(3) content of formaldehyde detects: detect by the prepared sample of present embodiment being carried out content of formaldehyde, testing result is 12mg/kg, is within the human-body safety value range.
(4) brute force, smell and intensity detection: by powerful than being 1:1.02 to the prepared sample vertical, horizontal that test obtains with reference to GB/T15788-1995 of present embodiment; Draw product that present embodiment makes without unusual smell with reference to 6.8 experimental techniques in the QB1952.2-2004 spring soft mattress core standard; The reference detected intensity of 6.6.1 wherein is 19N/cm, meets industry and national standard.
(5) elastomeric check: the product that present embodiment prepares, the lines of the cross section in intermediate layer 2 is oblique, with respect to other existing products, the texture structure of the product that present embodiment prepares is guaranteeing that certain flexible while cross section is succinct attractive in appearance and permeability is better.
Embodiment 5
A kind of antibacterial uvioresistant bed core is comprised of intermediate layer 2 and the top layer 1 that is arranged on 2 upper and lower surfaces, intermediate layer.Top layer 1 is that 15% PE/PET fiber, percentage by weight are that 25%PP fiber and percentage by weight are that 60% bamboo hemp fibre forms by percentage by weight; Intermediate layer 2 is that 50% bamboo palm fibre fiber and percentage by weight are 50% PE/PET by percentage by weight, and in bamboo palm fibre fiber, coconut fibre (length is 200mm, and fineness is 95D) and the weight ratio of bamboo fiber are 1:1.
A kind of method for preparing antibacterial uvioresistant bed core comprises the steps:
The first step, with each component in required ratio weigh, shredding mixing, preformation net, combing, air lay, acupuncture, make respectively the nonwoven layers on upper and lower top layer 1, the Needle Board density in the needling process is 6000 pieces/meter, punch frequency is 1800 beats/mins, and speed is 7 m/mins;
Second step is proportionally weighed, shredding mixing, preformation net, combing, air lay make intermediate layer 2, and wherein the speed of preformation net, combing, air lay operation is 5m/min;
The 3rd step was placed on respectively the above and below in intermediate layer 2 with the nonwoven layers on upper and lower top layer 1, then entered together baking oven, cold rolling, cooling, cutting, test package, wherein oven temperature is 220 ℃, the time of smoking in the baking oven is 7min, and cold rolling temperature is 5 ℃, and chilling temperature is 11 ℃.
Product is detected, and various performance parameters is as follows:
(1) antibacterial test: on the product that makes, drip upper certain density Escherichia coli ATCC 8739, then detect e. coli concentration behind the 24h again, draw the anti-microbial property parameter, the result is as shown in table 9.
The anti-bacteria test result of the antibacterial uvioresistant bed of table 9 core
| Tested object | 0h bacteria concentration (cfu/mL) | 24h bacteria concentration (cfu/mL) | The bacterium total reduction |
| ATCC8739 | 1.3×10 5 | 1000~2000 | 98.5%~99.2% |
(2) drive the mite measure of merit: get 7 little culture dishes, culture dish centered by 1 wherein, put around the center culture dish for culture dish for all the other 6, and have place's culture dish wall to contact with the center culture dish, be placed on after 7 culture dishes are set its position is fixed.Test sample and the control sample that makes in the present embodiment placed at the interval in 6 culture dishes around, and the area of test sample and culture dish floor space are basically identical.On test sample, respectively put acarid feed 0.05g.Put into 1000 of acarids in the culture dish of center, put into one and cover porcelain dish being fixed on this cover experimental rig on the viscose glue cardboard, add saturated common salt solution and make that humidity remains on about 75% in the disk, (25 degree) cultivates 24h in constant temperature.Acarid in the feed is separated and collect with floatation, the method that washes with water collects acarid on each culture dish and the anti-mite bed core.The acarid number on the mite bed core prevented in record respectively, is calculated as follows the mite rate of driving:
Drive mite rate (%)=(1-test set acarid number/control group acarid number) * 100%
Testing result is as shown in table 10.
The antibacterial uvioresistant bed of table 10 core drive mite measure of merit result
| Detect numbering | Test sample acarid number (only) | Control sample acarid number (only) | Drive mite rate (%) |
| 1 | 55 | 200 | 72.5 |
| 2 | 60 | 200 | 70 |
| 3 | 60 | 200 | 70 |
| Add up to | 175 | 600 | 70.8 |
(3) content of formaldehyde detects: detect by the prepared sample of present embodiment being carried out content of formaldehyde, testing result is 14mg/kg, is within the human-body safety value range.
(4) brute force, smell and intensity detection: by powerful than being 1:1.03 to the prepared sample vertical, horizontal that test obtains with reference to GB/T15788-1995 of present embodiment; Draw product that present embodiment makes without unusual smell with reference to 6.8 experimental techniques in the QB1952.2-2004 spring soft mattress core standard; The reference detected intensity of 6.6.1 wherein is 18N/cm, meets industry and national standard.
(5) elastomeric check: the product that present embodiment prepares, the lines of the cross section in intermediate layer 2 is oblique, with respect to other existing products, the texture structure of the product that present embodiment prepares is guaranteeing that certain flexible while cross section is succinct attractive in appearance and permeability is better.
Embodiment 6
A kind of antibacterial uvioresistant bed core is comprised of intermediate layer and the top layer 1 that is arranged on upper and lower surface, intermediate layer, and wherein, the intermediate layer is formed by three layers of individual layer intermediate layer, 2 acupuncture composite integrateds.Top layer 1 is that 15% PE/PET fiber, percentage by weight are that 25%PP fiber and percentage by weight are that 60% bamboo hemp fibre forms by percentage by weight; The first intermediate layer is that 60% bamboo palm fibre fiber and percentage by weight are that 40% PE/PET forms by percentage by weight, and in bamboo palm fibre fiber, coconut fibre (length is 200mm, and fineness is 95D) and the weight ratio of bamboo fiber are 1:1; The second intermediate layer is that 70% bamboo palm fibre fiber and percentage by weight are that 30% ES is fibrous by percentage by weight, and in bamboo palm fibre fiber, coconut fibre (length is 200mm, and fineness is 95D) and the weight ratio of bamboo fiber are 1:1; The 3rd intermediate layer is that 85% bamboo palm fibre fiber and percentage by weight are that 15% PP is fibrous by percentage by weight, and in bamboo palm fibre fiber, coconut fibre (length is 200mm, and fineness is 95D) and the weight ratio of bamboo fiber are 1:1.
A kind of method for preparing antibacterial uvioresistant bed core comprises the steps:
The first step, with each component in required ratio weigh, shredding mixing, preformation net, combing, air lay, acupuncture, make respectively the nonwoven layers on upper and lower top layer 1, the Needle Board density in the needling process is 4200 pieces/meter, punch frequency is 1800 beats/mins, and speed is 6 m/mins;
Second step, proportionally weigh, shredding mixing, preformation net, combing, air lay make respectively three layers of individual layer intermediate layer 2, wherein the speed of preformation net, combing, air lay operation is 8m/min, and three layers of individual layer intermediate layer, 2 acupuncture composite integrateds are made the intermediate layer;
The 3rd step was placed on respectively the above and below in intermediate layer with the nonwoven layers on upper and lower top layer 1, then entered together baking oven, cold rolling, cooling, cutting, test package, wherein oven temperature is 210 ℃, the time of smoking in the baking oven is 1min, and cold rolling temperature is 12 ℃, and chilling temperature is 6 ℃.
Product is detected, and various performance parameters is as follows:
(1) antibacterial test: on the product that makes, drip upper certain density Escherichia coli ATCC 8739, then detect e. coli concentration behind the 24h again, draw the anti-microbial property parameter, the result is as shown in table 11.
The anti-bacteria test result of the antibacterial uvioresistant bed of table 11 core
| Tested object | 0h bacteria concentration (cfu/mL) | 24h bacteria concentration (cfu/mL) | The bacterium total reduction |
| ATCC8739 | 1.5×10 5 | 500~1000 | 99.3%~99.6% |
(2) drive the mite measure of merit: get 7 little culture dishes, culture dish centered by 1 wherein, put around the center culture dish for culture dish for all the other 6, and have place's culture dish wall to contact with the center culture dish, be placed on after 7 culture dishes are set its position is fixed.Test sample and the control sample that makes in the present embodiment placed at the interval in 6 culture dishes around, and the area of test sample and culture dish floor space are basically identical.On test sample, respectively put acarid feed 0.05g.Put into 1000 of acarids in the culture dish of center, put into one and cover porcelain dish being fixed on this cover experimental rig on the viscose glue cardboard, add saturated common salt solution and make that humidity remains on about 75% in the disk, (25 degree) cultivates 24h in constant temperature.Acarid in the feed is separated and collect with floatation, the method that washes with water collects acarid on each culture dish and the anti-mite bed core.The acarid number on the mite bed core prevented in record respectively, is calculated as follows the mite rate of driving:
Drive mite rate (%)=(1-test set acarid number/control group acarid number) * 100%
Testing result is as shown in table 12.
The antibacterial uvioresistant bed of table 12 core drive mite measure of merit result
| Detect numbering | Test sample acarid number (only) | Control sample acarid number (only) | Drive mite rate (%) |
| 1 | 40 | 200 | 80 |
| 2 | 45 | 200 | 77.5 |
| 3 | 50 | 200 | 75 |
| Add up to | 135 | 600 | 77.5 |
(3) content of formaldehyde detects: detect by the prepared sample of present embodiment being carried out content of formaldehyde, testing result is 18mg/kg, is within the human-body safety value range.
(4) brute force, smell and intensity detection: by powerful than being 1:1.04 to the prepared sample vertical, horizontal that test obtains with reference to GB/T15788-1995 of present embodiment; Draw product that present embodiment makes without unusual smell with reference to 6.8 experimental techniques in the QB1952.2-2004 spring soft mattress core standard; The reference detected intensity of 6.6.1 wherein is 19N/cm, meets industry and national standard.
(5) elastomeric check: the product that present embodiment prepares, the lines of the cross section in the intermediate layer behind the acupuncture composite three-layer individual layer intermediate layer 2 is oblique, with respect to other existing products, the texture structure of the product that present embodiment prepares is guaranteeing that certain flexible while cross section is succinct attractive in appearance and permeability is better.
Embodiment 7
A kind of antibacterial uvioresistant bed core is comprised of intermediate layer and the top layer 1 that is arranged on upper and lower surface, intermediate layer, and wherein, the intermediate layer is formed by four layers of individual layer intermediate layer, 2 acupuncture composite integrateds.Top layer 1 is that 20% PLA fiber and percentage by weight are that 80% bamboo hemp fibre forms by percentage by weight; The first intermediate layer is that 65% bamboo palm fibre fiber and percentage by weight are that 35% PE/PET forms by percentage by weight, and in bamboo palm fibre fiber, coconut fibre (length is 150mm, and fineness is 105D) and the weight ratio of bamboo fiber are 4:1; The second intermediate layer is that 75% bamboo palm fibre fiber and percentage by weight are that 25% ES is fibrous by percentage by weight, and in bamboo palm fibre fiber, coconut fibre (length is 200mm, and fineness is 95D) and the weight ratio of bamboo fiber are 1:1; The 3rd intermediate layer is that 80% bamboo palm fibre fiber and percentage by weight are that 20% PP is fibrous by percentage by weight, and in bamboo palm fibre fiber, coconut fibre (length is 230mm, and fineness is 85D) and the weight ratio of bamboo fiber are 4:1; The 4th intermediate layer is that 85% bamboo palm fibre fiber and percentage by weight are that 15% PP is fibrous by percentage by weight, and in bamboo palm fibre fiber, coconut fibre (length is 200mm, and fineness is 95D) and the weight ratio of bamboo fiber are 1:1.
A kind of method for preparing antibacterial uvioresistant bed core comprises the steps:
The first step, with each component in required ratio weigh, shredding mixing, preformation net, combing, air lay, acupuncture, make respectively the nonwoven layers on upper and lower top layer 1, the Needle Board density in the needling process is 6000 pieces/meter, punch frequency is 1800 beats/mins, and speed is 20 m/mins;
Second step, proportionally weigh, shredding mixing, preformation net, combing, air lay make respectively three layers of individual layer intermediate layer 2, wherein the speed of preformation net, combing, air lay operation is 5m/min, and three layers of individual layer intermediate layer, 2 acupuncture composite integrateds are made the intermediate layer;
The 3rd step was placed on respectively the above and below in intermediate layer with the nonwoven layers on upper and lower top layer 1, then entered together baking oven, cold rolling, cooling, cutting, test package, wherein oven temperature is 190 ℃, the time of smoking in the baking oven is 3min, and cold rolling temperature is 15 ℃, and chilling temperature is 8 ℃.
Product is detected, and various performance parameters is as follows:
(1) antibacterial test: on the product that makes, drip upper certain density Escherichia coli ATCC 8739, then detect e. coli concentration behind the 24h again, draw the anti-microbial property parameter, the result is as shown in table 13.
The anti-bacteria test result of the antibacterial uvioresistant bed of table 13 core
| Tested object | 0h bacteria concentration (cfu/mL) | 24h bacteria concentration (cfu/mL) | The bacterium total reduction |
| ATCC8739 | 1.2×10 5 | 500~1000 | 99.1%~99.6% |
(2) drive the mite measure of merit: get 7 little culture dishes, culture dish centered by 1 wherein, put around the center culture dish for culture dish for all the other 6, and have place's culture dish wall to contact with the center culture dish, be placed on after 7 culture dishes are set its position is fixed.Test sample and the control sample that makes in the present embodiment placed at the interval in 6 culture dishes around, and the area of test sample and culture dish floor space are basically identical.On test sample, respectively put acarid feed 0.05g.Put into 1000 of acarids in the culture dish of center, put into one and cover porcelain dish being fixed on this cover experimental rig on the viscose glue cardboard, add saturated common salt solution and make that humidity remains on about 75% in the disk, (25 degree) cultivates 24h in constant temperature.Acarid in the feed is separated and collect with floatation, the method that washes with water collects acarid on each culture dish and the anti-mite bed core.The acarid number on the mite bed core prevented in record respectively, is calculated as follows the mite rate of driving:
Drive mite rate (%)=(1-test set acarid number/control group acarid number) * 100%
Testing result is as shown in table 14.
The antibacterial uvioresistant bed of table 14 core drive mite measure of merit result
| Detect numbering | Test sample acarid number (only) | Control sample acarid number (only) | Drive mite rate (%) |
| 1 | 30 | 200 | 85 |
| 2 | 40 | 200 | 80 |
| 3 | 50 | 200 | 75 |
| Add up to | 120 | 600 | 80 |
(3) content of formaldehyde detects: detect by the prepared sample of present embodiment being carried out content of formaldehyde, testing result is 17mg/kg, is within the human-body safety value range.
(4) brute force, smell and intensity detection: by powerful than being 1:1.03 to the prepared sample vertical, horizontal that test obtains with reference to GB/T15788-1995 of present embodiment; Draw product that present embodiment makes without unusual smell with reference to 6.8 experimental techniques in the QB1952.2-2004 spring soft mattress core standard; The reference detected intensity of 6.6.1 wherein is 19N/cm, meets industry and national standard.
(5) elastomeric check: the product that present embodiment prepares, the lines of the cross section in the intermediate layer behind the compound four layers of individual layer intermediate layer 2 of acupuncture is existing oblique, and S shape is arranged again; With respect to other existing products, the oblique lines of the product that present embodiment prepares is guaranteeing that certain flexible while cross section is succinct attractive in appearance and permeability is better, the S shape texture structure of the product that present embodiment prepares has played the effect of spring, and elasticity is better; Therefore to have taken into account the product cross section be S shape and the advantage when oblique for the product of present embodiment.
Embodiment 8
A kind of antibacterial uvioresistant bed core is comprised of intermediate layer and the top layer 1 that is arranged on upper and lower surface, intermediate layer, and wherein, the intermediate layer is formed by ten layers of individual layer intermediate layer, 2 acupuncture composite integrateds.Top layer 1 is that 20% PLA fiber and percentage by weight are that 80% bamboo hemp fibre forms by percentage by weight; The first intermediate layer is that 65% bamboo palm fibre fiber and percentage by weight are that 35% PE/PET forms by percentage by weight, and in bamboo palm fibre fiber, coconut fibre (length is 150mm, and fineness is 105D) and the weight ratio of bamboo fiber are 3:1; The second intermediate layer is that 75% bamboo palm fibre fiber and percentage by weight are that 25% ES is fibrous by percentage by weight, and in bamboo palm fibre fiber, coconut fibre (length is 50mm, and fineness is 95D) and the weight ratio of bamboo fiber are 1:1; The 3rd intermediate layer is that 80% bamboo palm fibre fiber and percentage by weight are that 20% PP is fibrous by percentage by weight, and in bamboo palm fibre fiber, coconut fibre (length is 30mm, and fineness is 120D) and the weight ratio of bamboo fiber are 4:1; The 4th intermediate layer is that 85% bamboo palm fibre fiber and percentage by weight are that 15% PP is fibrous by percentage by weight, and in bamboo palm fibre fiber, coconut fibre (length is 100mm, and fineness is 95D) and the weight ratio of bamboo fiber are 1:1; The 5th intermediate layer is that 70% bamboo palm fibre fiber and percentage by weight are that 30% PE/PET forms by percentage by weight, and in bamboo palm fibre fiber, coconut fibre (length is 150mm, and fineness is 105D) and the weight ratio of bamboo fiber are 4:1; The 6th intermediate layer is that 77% bamboo palm fibre fiber and percentage by weight are that 23% ES is fibrous by percentage by weight, and in bamboo palm fibre fiber, coconut fibre (length is 200mm, and fineness is 95D) and the weight ratio of bamboo fiber are 1:1; The 7th intermediate layer is that 82% bamboo palm fibre fiber and percentage by weight are that 18% PP is fibrous by percentage by weight, and in bamboo palm fibre fiber, coconut fibre (length is 230mm, and fineness is 85D) and the weight ratio of bamboo fiber are 4:1; The 8th intermediate layer is that 68% bamboo palm fibre fiber and percentage by weight are that 32% PP is fibrous by percentage by weight, and in bamboo palm fibre fiber, coconut fibre (length is 300mm, and fineness is 80D) and the weight ratio of bamboo fiber are 1:1; The 9th intermediate layer is that 73% bamboo palm fibre fiber and percentage by weight are that 27% PP is fibrous by percentage by weight, and in bamboo palm fibre fiber, coconut fibre (length is 210mm, and fineness is 85D) and the weight ratio of bamboo fiber are 3:1; The tenth intermediate layer is that 61% bamboo palm fibre fiber and percentage by weight are that 39% PP is fibrous by percentage by weight, and in bamboo palm fibre fiber, coconut fibre (length is 280mm, and fineness is 108D) and the weight ratio of bamboo fiber are 1:1.
A kind of method for preparing antibacterial uvioresistant bed core comprises the steps:
The first step, with each component in required ratio weigh, shredding mixing, preformation net, combing, air lay, acupuncture, make respectively the nonwoven layers on upper and lower top layer 1, the Needle Board density in the needling process is 5000 pieces/meter, punch frequency is 1000 beats/mins, and speed is 15 m/mins;
Second step, proportionally weigh, shredding mixing, preformation net, combing, air lay make respectively three layers of individual layer intermediate layer 2, wherein the speed of preformation net, combing, air lay operation is 5m/min, and ten layers of individual layer intermediate layer, 2 acupuncture composite integrateds are made the intermediate layer;
The 3rd step was placed on respectively the above and below in intermediate layer with the nonwoven layers on upper and lower top layer 1, then entered together baking oven, cold rolling, cooling, cutting, test package, wherein oven temperature is 190 ℃, the time of smoking in the baking oven is 3min, and cold rolling temperature is 15 ℃, and chilling temperature is 8 ℃.
Product is detected, and various performance parameters is as follows:
(1) antibacterial test: on the product that makes, drip upper certain density Escherichia coli ATCC 8739, then detect e. coli concentration behind the 24h again, draw the anti-microbial property parameter, the result is as shown in Table 15.
The anti-bacteria test result of the antibacterial uvioresistant bed of table 15 core
| Tested object | 0h bacteria concentration (cfu/mL) | 24h bacteria concentration (cfu/mL) | The bacterium total reduction |
| ATCC8739 | 1.4×10 5 | <100 | ＞99.9% |
(2) drive the mite measure of merit: get 7 little culture dishes, culture dish centered by 1 wherein, put around the center culture dish for culture dish for all the other 6, and have place's culture dish wall to contact with the center culture dish, be placed on after 7 culture dishes are set its position is fixed.Test sample and the control sample that makes in the present embodiment placed at the interval in 6 culture dishes around, and the area of test sample and culture dish floor space are basically identical.On test sample, respectively put acarid feed 0.05g.Put into 1000 of acarids in the culture dish of center, put into one and cover porcelain dish being fixed on this cover experimental rig on the viscose glue cardboard, add saturated common salt solution and make that humidity remains on about 75% in the disk, (25 degree) cultivates 24h in constant temperature.Acarid in the feed is separated and collect with floatation, the method that washes with water collects acarid on each culture dish and the anti-mite bed core.The acarid number on the mite bed core prevented in record respectively, is calculated as follows the mite rate of driving:
Drive mite rate (%)=(1-test set acarid number/control group acarid number) * 100%
Testing result is shown in table 16.
The antibacterial uvioresistant bed of table 16 core drive mite measure of merit result
| Detect numbering | Test sample acarid number (only) | Control sample acarid number (only) | Drive mite rate (%) |
| 1 | 40 | 200 | 80 |
| 2 | 50 | 200 | 75 |
| 3 | 50 | 200 | 75 |
| Add up to | 140 | 600 | 76.7 |
(3) content of formaldehyde detects: detect by the prepared sample of present embodiment being carried out content of formaldehyde, testing result is 19mg/kg, is within the human-body safety value range.
(4) brute force, smell and intensity detection: by powerful than being 1:1.04 to the prepared sample vertical, horizontal that test obtains with reference to GB/T15788-1995 of present embodiment; Draw product that present embodiment makes without unusual smell with reference to 6.8 experimental techniques in the QB1952.2-2004 spring soft mattress core standard; The reference detected intensity of 6.6.1 wherein is 19N/cm, meets industry and national standard.
(5) elastomeric check: the product that present embodiment prepares, the lines of the cross section in the intermediate layer behind compound ten layers of individual layer intermediate layer 2 of acupuncture is existing oblique, and S shape is arranged again; With respect to other existing products, the oblique lines of the product that present embodiment prepares is guaranteeing that certain flexible while cross section is succinct attractive in appearance and permeability is better, the S shape texture structure of the product that present embodiment prepares has played the effect of spring, and elasticity is better; Therefore to have taken into account the product cross section be S shape and the advantage when oblique for the product of present embodiment.
There are considerable influence the baked temperature of the baking oven among the present invention, time to the product various aspects of performance, excess Temperature, overlong time, meeting so that low-melting fiber undue melt from but product become to harden and do not have elasticity, and temperature is excessively low, and the time is too short, and cohesive force is inadequate between the fiber of the product that can be again, thereby easily layering, fracture affect durability.Process of the present invention is determined baked temperature, time, baked temperature is 180-230 ℃, the time of smoking in the baking oven is 1 ~ 9min, effect was better when wherein the time of smoking was 2.5 ~ 4min, can guarantee that product is in the whippy while, and don't enough cohesive forces are arranged, be difficult for layering, fracture.
The above only is preferred embodiment of the present invention; be noted that for those skilled in the art; under the prerequisite that does not break away from the principle of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. antibacterial uvioresistant bed core is characterized in that: comprise one deck intermediate layer at least and be located at top layer on the described intermediate layer, described intermediate layer has oblique lines or S shape texture structure; Described intermediate layer is that 15 ~ 40% low-melting fibers and percentage by weight are that 60 ~ 85% bamboo palm fibre fibre prickling is composited by percentage by weight, and described bamboo palm fibre fiber is that coconut fibre and the bamboo fiber of 1 ~ 4:1 forms by weight ratio; Described top layer is that 15 ~ 40% low-melting fibers and percentage by weight are that 60 ~ 85% bamboo hemp fibre forms by percentage by weight.
2. antibacterial uvioresistant bed core according to claim 1, it is characterized in that: there are 2 layers, 3 layers or multilayer in described intermediate layer, and the component in the two-layer intermediate layer of arbitrary neighborhood is different.
3. a kind of antibacterial uvioresistant bed core according to claim 1 is characterized in that: described low-melting fiber comprises any one or a few the mixing in PP fiber, PLA fiber, ES fiber, PE/PET core-skin fibre, 4080 fibers.
4. a kind of antibacterial uvioresistant bed core according to claim 1, it is characterized in that: described coconut fibre length is 30-300mm, fineness is 80-120D.
5. a kind of antibacterial uvioresistant bed core according to claim 1, it is characterized in that: the acupuncture nonwoven layer is all adopted on described upper and lower top layer.
6. make the method for the described a kind of antibacterial uvioresistant bed core of claim 1-4, specifically may further comprise the steps:
Step 1: with described upper and lower top layer component in required ratio weigh, shredding mixing, preformation net, combing, air lay, acupuncture, make respectively the nonwoven layers on upper and lower top layer;
Step 2: with each component of described intermediate layer in required ratio weigh, shredding mixing, preformation net, combing, air lay make the intermediate layer;
Step 3: by upper and lower unwinding device the nonwoven layers on the upper and lower top layer of described step 1 preparation is placed on respectively the above and below in the intermediate layer of described step 2 preparation, then enters together baking oven, cold rolling, cooling, cutting, test package.
7. the method for this antibacterial uvioresistant bed core of making according to claim 5, it is characterized in that: described punch frequency is 50-1800 beats/min, speed be 0-20 rice/, wherein Needle Board density is 500-6000 piece/meter.
8. the method for this antibacterial uvioresistant bed core of making according to claim 5, it is characterized in that: the speed of described preformation net, combing, air lay operation is 0 ~ 20m/min.
9. the method for this antibacterial uvioresistant bed core of making according to claim 5, it is characterized in that: described oven temperature is 180-230 ℃, the time of smoking in the baking oven is 1 ~ 9min.
10. the method for this antibacterial uvioresistant bed core of making according to claim 5, it is characterized in that: described cold rolling temperature is 5-20 ℃; The described type of cooling is air cooling way, and chilling temperature is 0-25 ℃.
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| CN101096134A (en) * | 2007-05-25 | 2008-01-02 | 中国石油化工股份有限公司 | Sandwich structural fiber board |
| CN102514254A (en) * | 2011-12-02 | 2012-06-27 | 江苏紫荆花纺织科技股份有限公司 | Universal health-care board and preparation method thereof |
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| JP2002051876A (en) * | 2000-08-10 | 2002-02-19 | Toyobo Co Ltd | Freely foldable mattress |
| JP2005082926A (en) * | 2003-09-09 | 2005-03-31 | San Chem Kk | Cushioning material and bedding core material |
| CN101096134A (en) * | 2007-05-25 | 2008-01-02 | 中国石油化工股份有限公司 | Sandwich structural fiber board |
| CN102514254A (en) * | 2011-12-02 | 2012-06-27 | 江苏紫荆花纺织科技股份有限公司 | Universal health-care board and preparation method thereof |
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Application publication date: 20130424 |