CN103526454A - Industrial protection non-woven material and manufacturing method thereof - Google Patents
Industrial protection non-woven material and manufacturing method thereof Download PDFInfo
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- CN103526454A CN103526454A CN201310445214.5A CN201310445214A CN103526454A CN 103526454 A CN103526454 A CN 103526454A CN 201310445214 A CN201310445214 A CN 201310445214A CN 103526454 A CN103526454 A CN 103526454A
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Abstract
The invention discloses an industrial protection non-woven material and a manufacturing method of the industrial protection non-woven material. The industrial protection non-woven material comprises a PP spunbond non-woven fabric layer, an ES-mixed non-woven fabric layer and a PP melt-blown non-woven fabric layer sandwiched between the PP spunbond non-woven fabric layer and the ES-mixed non-woven fabric layer. Fire retardant mixtures of a first component are added to the PP spunbond non-woven fabric layer, and fire retardants of second components of different types are added to the PP melt-blown non-woven fabric layer. Mixed fibers of ES fibers, polyester fibers and viscose fibers are combed into a net to form the ES-mixed non-woven fabric layer. The industrial protection non-woven material has the moisture percentage similar to the moisture percentage of a human body, good gas permeability and soft and fluffy hand feelings, is comfortable to wear, has high tension stress and morphological stability in all directions, protects the structure of the melt-blown non-woven fabric layer and has the good inflaming retarding characteristic and the environment protection effect, and a guarantee is provided for the protection performance of the industrial protection non-woven material.
Description
Technical field
The application relates to nonwoven material field, particularly relates to a kind of industrial protection nonwoven material and preparation method thereof.
Background technology
Development along with chemical industry, increasing toxic chemical occurs in succession, such chemicals is in production, storage, carrying and use procedure, may occur leaking or contingency, the health that jeopardizes people is life even, and this just requires shell fabric used for industrial protective clothing must possess good liquid and solid barrier.And the protective materials of being made by traditional textile hinders dirt, resistance to acids and bases is poor, cannot well intercept the harmful substance of chemistry, physics, biological species.Although the overlay film nonwoven material of releasing has in recent years overcome above two hang-ups, this kind of material is airtight, and soft degree is poor, and moisture percentage is low, sense comfortable and easy to wear is poor, and moisture absorption oil absorption is poor, not washable, while wearing, noise is large, and static is large, also remote-effects wearer's health.
There are thousands of personnel countries in the world every year because wearing improper burn clothes, find that often the most serious burn comes from the burning of clothes and nonflame itself simultaneously, and under the clothes that burn, the burn degree of skin is often more serious than the skin of direct exposure.The fire retardant protective clothing of early application is in fiber, to add chemical flame-retardant additive or fabric is carried out to flame treatment, anti-flammability is temporary transient, can reduce because of washing, and ABRASION RESISTANCE, static electricity resistance, anti-chemical reagent are all poor, thermal protective performance is also poor, and meeting produces high-temperature gas, smog, the burn degree of coal tar wet goods increase to human body under high-temperature condition.
Therefore for guaranteeing that wearer's comfortableness and security will provide a kind of hygroscopicity strong, acid and alkali-resistance ability is good, the composite industrial protective materials of good flame resistance.
Polypropylene (PP) non-weaving cloth adopts melt-blown process to process, melt-blowing nonwoven is because the feature of its production technology, there is ultra-fine fiber construction, fibre diameter is thin, specific area is large, the characteristics such as porosity is little, filtration resistance is little, and shielding is good, can meet industrial protection clothes resistance dirt, blocking solution requirement.But because its structure is fluffy, fiber is shorter, stretch-proof brute force is less, its fibre net structure is easily destroyed in processing or follow-up use procedure, thereby affects its protection effect.And the feature of spun-bonded non-woven maximum be fiber is continuous filament yarn, powerful high, can make up the deficiency of meltblown layer.
Meanwhile, polypropylene (PP) oxygen index (OI) is low, easy firing, and combustion heating amount is large, produces a large amount of molten drops, propagating flame very easily, and flame-proof treatment is more difficult.The flame resistant method of PP is mainly to add at present
fire retardantmethod, its conventional fire retardant is particularly bromide fire retardant of halogen flame, easily emits toxic and harmful during burning, easily environment and human body is damaged.
For solving halogen flame environmental issue, environment friendly flame retardant arises at the historic moment.NEW TYPE OF COMPOSITE fire retardant APP/Mg (OH)
2/ Al (OH)
3/ Firebrake ZB (XZnO.YB
2o
3.ZH
2o) be applied in the preparation of polypropylene material, made composite has good fire resistance and environment protecting.But, powerful own with regard to less polypropylene nonwoven for stretch-proof, add too much fire retardant can further reduce its TENSILE STRENGTH undoubtedly, thereby affect its protection effect.
Summary of the invention
The application's object is to provide a kind of new industrial protection nonwoven material and preparation method thereof.
To achieve these goals, the application has adopted following technical scheme:
The application discloses a kind of industrial protection nonwoven material, comprises that PP spunbonded nonwoven layer of cloth, PP meltblown nonwoven layer and ES mix nonwoven layer; PP meltblown nonwoven layer is located in PP spunbonded nonwoven layer of cloth and ES mixes between nonwoven layer, concrete, PP spunbonded nonwoven layer of cloth is first reinforced and is formed SM nonwoven layer with the hot rolling of PP meltblown nonwoven layer, SM nonwoven layer mixes nonwoven layer cross lapping with ES again, last hot blast adhesion is fixed, makes described industrial protection nonwoven material; Wherein, in PP spunbonded nonwoven layer of cloth, be added with the flame-retardant mixture of the first component; In PP meltblown nonwoven layer, be added with the fire retardant of second component, the flame-retardant mixture of the first component and the fire retardant of second component are dissimilar fire retardant; ES mixes nonwoven layer and is made through carding by the blended fiber of ES fiber, polyster fibre and viscose.It should be noted that, the application's industrial protection nonwoven material has at least three-decker to form, fire retardant is placed in respectively PP spunbonded nonwoven layer of cloth and PP meltblown nonwoven layer, can effectively play fire retardation, can reduce again the impact of fire retardant on PP fiber properties, ES mixes nonwoven layer and has good moisture absorption, ventilative effect; Each layer of industrial protection nonwoven material of the application's special construction cooperatively interacts, and not only has good solid-liquid barrier, anti-flammability, also has good gas permeability.In addition, the ES of carding mixes nonwoven layer, and its fiber surface has void structure, and the fiber of carding non-weaving cloth is the porous fibre with void structure.
Preferably, the flame-retardant mixture of the first component comprises at least one in magnesium hydroxide, aluminium hydroxide and APP; The fire retardant of second component is Firebrake ZB.It should be noted that, the application's a key character is, fire retardant is added to respectively in PP nonwoven fabric prepared by two-layer different weaving techniques, makes it possess different characteristics, thereby reaches the effect cooperatively interacting.
In the application's embodiment, the fibre fineness of PP meltblown nonwoven layer is 3～5 μ m.
Further, the grammes per square metre of PP meltblown nonwoven layer is 10～15g/m
2; The grammes per square metre of PP spunbonded nonwoven layer of cloth is 20～25g/m
2.
In the application's embodiment, the ES of carding mixes nonwoven layer to be mixed and is formed by ES fiber, polyster fibre, three kinds of fibers of viscose.
Further, to mix the grammes per square metre of nonwoven layer be 15～20g/m to the ES of carding
2.
Further, a surface of the application's industrial protection nonwoven material is PP spunbonded nonwoven layer of cloth, and another side is that ES mixes nonwoven layer; Wherein, preferred, in PP spunbonded nonwoven layer of cloth, mix aluminium hydroxide, magnesium hydroxide, APP, make PP spunbonded nonwoven layer of cloth there is the feature of low cigarette, low toxicity, highly effective flame-retardant; And ES on another side mixes nonwoven layer, by ES fiber, polyster fibre, viscose, formed, there is moisture absorption, ventilative effect.
Disclosed herein as well is a kind of preparation method of industrial protection nonwoven material, in the method, take PP as main raw material, adopt spun-bond process to prepare PP spunbonded nonwoven layer of cloth, adopt meltblown to prepare PP meltblown nonwoven layer; Meanwhile, take ES fiber, polyster fibre and viscose makes ES as main raw material carding and mixes nonwoven layer; Then, PP spunbonded nonwoven layer of cloth and the hot rolling of PP meltblown nonwoven layer are reinforced, made SM nonwoven layer; SM nonwoven layer and ES mix nonwoven layer cross lapping, adopt hot blast adhesion compound fixed, make industrial protection nonwoven material; Wherein, spun-bond process is prepared the flame-retardant mixture that is added with the first component in the PP raw material of PP spunbonded nonwoven layer of cloth; Meltblown is prepared the fire retardant that is added with second component in the PP raw material of PP meltblown nonwoven layer; The flame-retardant mixture of the first component and the fire retardant of second component are dissimilar fire retardant.
Further, the flame-retardant mixture of the first component comprises at least one in magnesium hydroxide, aluminium hydroxide and APP; The fire retardant of second component is Firebrake ZB.
It should be noted that, the easy moisture absorption of APP, do not reach waterproof effect, therefore, in a kind of implementation of the application, coated with melamine on APP surface, then with crosslinking agent, melamine coated on APP surface is coupled together, improve bonding, thus improve hygroscopicity, osmotic-pressure-tolerant and with the compatibility of PP.
Further, while adopting combing method to prepare ES to mix nonwoven layer, the ES fiber in fibre web and polyster fibre, viscose are through shredding, combing, mixed cotton, and three kinds of fibers fully mix, again with SM nonwoven layer cross lapping, through hot blast adhesion composite consolidation; Wherein, the sandwich layer of ES fiber is PP, approximately 170 ℃ of left and right of fusing point, and cortex is PE, approximately 130 ℃ of left and right of fusing point, compound when fixed at hot blast adhesion, the ES fibrocortex of low melting point is organized a part of melting and is played cementation, and all the other still retain fiber condition, there is the feature that percent thermal shrinkage is little simultaneously, make final products transverse and longitudinal brute force reach the effect of 1:1, both played the effect of reinforcing three layers of non-weaving cloth, at non-weaving cloth fiber surface, form irregular hole again.
Preferably, the mixed proportion of ES fiber and polyster fibre, viscose is mass ratio 15:55:30.
In the application's embodiment, the fibre fineness of ES fiber and polyster fibre are quite or a little higher than polyster fibre.
In the application's embodiment, for guaranteeing that three layers of fibrage can be bonded together closely, use cross lapping mode, guaranteeing that PRODUCTS FIELD is in powerful, fully SM nonwoven layer and the ES of carding being mixed together with nonwoven layer is laminated to, is spunbonded nonwoven layer of cloth entering air-heater Qian， lower floor, centre is meltblown nonwoven layer, and the ES that upper strata is carding mixes nonwoven layer; In hot air drying machine, the cortex of ES fiber forms melt bonded on the crosspoint of fiber, cooling after, the fiber of non crossover point keeps original state, makes ES mix nonwoven layer surface and has fluffy, soft, ventilative void structure.
Owing to adopting above technical scheme, the application's beneficial effect is:
The application's industrial protection nonwoven material adds fire retardant at PP spunbonded nonwoven layer of cloth and PP meltblown nonwoven layer respectively, reaches well fire-retardant, waterproof effect.Because being is added on respectively in two layers of cloth, has overcome and while adding, because multicomponent addition is excessive, caused fracture of wire in spinning process, doubling and the normal situation of spinning simultaneously, while adopting combing method to prepare ES to mix nonwoven layer, in fibre web, add ES fiber, ES fiber and polyster fibre, viscose is through shredding, combing, fiber mixes, with SM nonwoven layer after hot blast adhesion is reinforced, cortical tissue's partial melting of the ES fiber of low melting point, both played the effect of reinforcing three layers of non-weaving cloth, make again the fiber surface that mixes nonwoven layer at ES form irregular hole, make the application's industrial protection nonwoven material there is good gas permeability, and, what at fiber surface, form is fluffy, soft structure, greatly improved snugness of fit.
The application's industrial protection material has close with human body Shuais the feel of the good gas permeability of ﹑ and soft fluffy containing Shi; comfortable and easy to wear and each to thering is higher tension stress and morphological stability; protected the structure of melt-blown non-woven layer; there is good flame-retarding characteristic and environment protecting, for the barrier propterty of industrial protection material provides guarantee simultaneously.
The preparation method of the application's industrial protection nonwoven material, simple to operate, on general instrument, can carry out; Make the industrial protection nonwoven material of preparation possess fire-retardant, waterproof, environmental protection, comfortable effect simultaneously, industrial protection nonwoven material prepared by the application's method, its flame retardant rating can reach the requirement of the fire-retardant M1 level of NFP92-507, according to GB/T4745, carry out surface getting wet property test, its getting wet property of surface is between 2-3 level; According to AATCC127, test its hydrostatic pressing, hydrostatic pressing is at 20-30cmH
2between O, use TSI8130 testing efficiency, 15Lpm, 0.26um Nacl particle, can reach more than 40%.
Accompanying drawing explanation
Fig. 1 is industrial protection nonwoven material preparation technology FB(flow block) in the embodiment of the present application;
Fig. 2 is the structural representation of industrial protection nonwoven material in the embodiment of the present application;
Wherein 1 is that PP meltblown nonwoven layer, 3 is PP spunbonded nonwoven layer of cloth for the ES of carding mixes nonwoven layer, 2.
The specific embodiment
The application provides a kind of new industrial protection nonwoven material, be included in and in polypropylene, add the PP spunbonded nonwoven layer of cloth of preparing after magnesium hydroxide, aluminium hydroxide, APP, in polypropylene, add the PP meltblown nonwoven layer of preparing after Firebrake ZB, mix nonwoven layer with the ES being formed through carding by ES fiber, polyster fibre and viscose mixing, PP meltblown nonwoven layer is folded in PP spunbonded nonwoven layer of cloth and ES mixes between nonwoven layer; Concrete, PP spunbonded nonwoven layer of cloth is first reinforced and is formed SM nonwoven layer with the hot rolling of PP meltblown nonwoven layer, and SM nonwoven layer mixes nonwoven layer cross lapping with ES again, and last hot blast adhesion is fixed, makes industrial protection nonwoven material.The application's industrial protection nonwoven material, adds respectively the different component of fire retardant to spunbond layer and meltblown layer, makes product have good flame retardant effect; The ES that contains ES fiber, polyster fibre, three kinds of fibers of viscose is mixed to the surface that nonwoven layer is bonded in industrial protection nonwoven material, to guarantee that material has, close with human body containing Shi, Shuai the feel of the good gas permeability of ﹑ and soft fluffy, comfortable and easy to wear; Simultaneously; utilize the high tensile ability of PP spunbonded nonwoven layer of cloth and stronger elasticity; improved whole tension stress ability and the morphological stability of the application's industrial protection nonwoven material, protected the structure of melt-blown non-woven layer, for the barrier propterty of industrial protection material provides guarantee.
It should be noted that, ES composite fibre be by polyethylene and polypropylene by two screw extruders respectively melting enter the fiber of the skin-core structure that composite spining module produces.The cortex of this fiber is polyethylene (PE), and its fusing point only has 130 ℃, and sandwich layer is polypropylene (PP), approximately 170 ℃ of its fusing points; Cortical tissue's fusing point is low and flexibility good, and sandwich layer organizes that fusing point is high, intensity is high; In non-weaving cloth processing, as long as hot blast temperature is controlled to 130 ℃ of left and right, can make the cortex partial melting bonding of fiber, make product produce fluffy, soft structure, produce ventilative void structure simultaneously; In this process, cortex partial melting and play cementation, remainder still retains fiber condition, has the feature that percent thermal shrinkage is little simultaneously.The application utilizes emphatically the bicomponent structural of ES fiber and lower fusing point, selects fibre fineness and polyster fibre quite or the ES fiber of a little higher than polyster fibre, and preparation has the composite industrial protection nonwoven material of void structure.
The application preferred embodiment in, industrial protection nonwoven material is three-layer composite structure, at the ES of PP spun-bonded non-woven and carding, mix sandwiched one deck PP meltblown nonwoven layer between nonwoven layer, three layers of preferred mass ratio of non-weaving cloth structure are 40:20:40.
It should be noted that the NEW TYPE OF COMPOSITE fire retardant APP/Mg (OH) that the application adopts
2/ Al (OH)
3/ Firebrake ZB (XZnO.YB
2o
3.ZH
2o).The fire retardant of different decomposition temperature coordinates can produce flame retardant synergistic effect, mixes fire retardant and in wider temperature range, constantly discharges steam, make PP before and after burning all in compared with low oxygen concentration environment, flame retardant effect is better than single fire retardant, Al (OH)
3, Mg (OH)
2and the two synergy is all influential to the fire resistance of product and mechanical property, the two because of synergy smoke suppressing effect remarkable.When APP is heated, can produce structure more stable crosslinked shape solid matter or carburization zone, the formation of carburization zone can stop the further pyrolysis of polymer on the one hand, can stop on the other hand its inner thermal decomposition to produce thing and enter gas phase participation combustion process.Thereby there is the effect that heat insulation, oxygen barrier, prevention fuel gas are outwards overflowed, thereby reach fire-retardant object, under Firebrake ZB high temperature, resolve into B
2o
3solid forms the inorganic expansion coating of glassy state, effectively stops fuel gas to be combined with oxygen, and can decompose generation steam, plays the effect of heat absorption and dilution oxygen.The application utilizes emphatically the synergy of composite flame-retardant agent, add respectively the different component of composite flame-retardant agent to spunbond layer and meltblown layer, addition is little, and overcome while adding simultaneously and when multicomponent addition is excessive, when spinning, to have formed fracture of wire, doubling and the normal situation of spinning, make the industrial protection material of preparation have good flame retardant effect, flame retardant rating can reach the requirement of the fire-retardant M1 level of NFP92-507.
In order better to improve the gas permeability of industrial protection nonwoven material and fluffy feel, the application further manufactures void structure at the fiber surface of industrial protection nonwoven material, increases the air content in fibre web, thereby improves fluffy effect.It should be noted that, as long as can form void structure at PP fiber surface, make it to become porous fibre, adopt which kind of method not form the application's restriction.In addition, also it should be noted that, preferred in the application, in the non-woven production process of carding, add ES fiber, ES fiber belongs to low-melting fiber, in hot blast adhesion process, ES fibrocortex is organized melting, when three layers of nonwoven layer are bonding, in nonwoven material, form void structure, guaranteed good control dirt power; And reach the requirement of required gas permeability and fluffy feel.
The application also provides the preparation method of above-mentioned industrial protection nonwoven material, concrete, respectively with PP and ES fiber, terylene, viscose is main raw material, adopt meltblown to prepare PP meltblown nonwoven layer, adopt spun-bond process to prepare PP spunbonded nonwoven layer of cloth, adopt the standby ES fiber that contains of carding legal system, polyster fibre, the ES of three kinds of fibers of viscose mixes nonwoven layer, then PP spunbonded nonwoven layer of cloth and the reinforcing of PP meltblown nonwoven layer are made to MS nonwoven layer, MS nonwoven layer is mixed to nonwoven layer with the ES of carding to be mixed through cross lapping, by hot blast adhesion, reinforce again, form industrial protection nonwoven material.
It should be noted that, wherein meltblown, spun-bond process, carding method, compound fixed etc. be all conventional technological means, the application's key is that fire retardant joins different PP nonwoven layer, and carding non-weaving cloth is mixed through cross lapping with melting and spraying with spun-bonded non-woven, then hot blast adhesion is reinforced and is formed industrial protection material.In the application's embodiment, the compound fixed of melt-blowing nonwoven and spun-bonded non-woven completes by hot rolling technology is bonding, milling train arranges certain temperature, make meltblown layer and spunbond layer bonding, carry out cross lapping with carding nonwoven layer afterwards, be about to spunbond meltblown nonwoven layer after compound and the nonwoven layer after carding and be delivered into cross lapping machine simultaneously, through cross lapping, hot blast adhesion, reinforce, reach the effect of the powerful 1:1 of product transverse and longitudinal.
Further, in order to form hole at PP non-weaving cloth fiber surface, the application is in carding nonwoven layer preparation process, add ES fiber, ES fiber is after hot blast adhesion, cortex component melts, play bonding effect, remainder retains previous status, has formed the top layer of industrial protection nonwoven material, by selecting the fiber of suitable fibers fineness with terylene, viscose, and rationally regulate hot blast temperature, make the top layer of industrial protection material there is void structure, increase air content in fibre web, improve the gas permeability of industrial protection material.
The about 1:1 of the powerful ratio of its transverse and longitudinal of the application's industrial protection nonwoven material, flame retardant rating can reach the requirement of the fire-retardant M1 level of NFP92-507, according to GB/T4745, carries out surface getting wet property test, and its getting wet property of surface is between 2-3 level; According to AATCC127, test its hydrostatic pressing, hydrostatic pressing is at 20-30cmH
2between O, product gas permeability reaches 220-350mm/s (normative reference ERT140.2), uses TSI8130 testing efficiency (15Lpm, 0.26um NaCl particle) to reach more than 40%.
Below by specific embodiment, also by reference to the accompanying drawings the application is described in further detail.Following examples are only further described the application, should not be construed as the restriction to the application.
Embodiment mono-
The technological process that this is routine, as shown in Figure 1, first prepare PP spun-bonded non-woven, the APP of the polypropylene that is 38g/10min by melt index, magnesium hydroxide, aluminium hydroxide, melamine parcel is mixed into raw material by the part by weight of 60:10:10:20, according to polypropylene spun-bonded method explained hereafter grammes per square metre, is 20g/m
2spun-bonded non-woven; The polypropylene chip that is 1500g/10min by Firebrake ZB and melt index mixes according to the part by weight of 10:90, and production grammes per square metre is 10g/m
2pP melt-blowing nonwoven; Then according to the technique of melt blown non-woven, carry out production and processing, meltblown fiber web is laid on the spun-bonded non-woven of having produced in advance, through milling train, two-layer non-weaving cloth is bonding, make SM nonwoven layer; SM nonwoven layer after bonding and the ES of carding mix nonwoven layer cross lapping, enter hot air drier after cross lapping, and setting hot blast temperature is 110 ℃; Compound fixed this routine industrial protection nonwoven material that obtains of hot blast adhesion.Wherein, the ES of carding mixes nonwoven layer and adopts ES fiber, polyster fibre and three kinds of fibers of viscose to make according to the rear carding of weight ratio 15:55:30 mixing, and terylene and ES fibre fineness are respectively 10D and 4D.
After testing, the industrial protection nonwoven material of this example preparation has good tension stress ability, and the powerful ratio of transverse and longitudinal is about 1:1, and according to ERT140.2 standard testing, the gas permeability of material can reach 316.54mm/s, and test hydrostatic pressing is 25cmH
2o(AATCC127 standard test condition), 3 grades of getting wet property of surface (GB/T4745 standard test condition), efficiency 46%(15Lpm, 0.26um NaCl particle), according to NFP92-503 condition test, the flame combustion time is less than 5s, without molten drop, drips.
Embodiment bis-
This routine technological process is identical with embodiment mono-, wherein, the polyacrylic molten finger of preparation PP spun-bonded non-woven is 38g/10min, and the weight ratio of the APP of polypropylene, magnesium hydroxide, aluminium hydroxide, melamine parcel is 65:10:10:15, and production grammes per square metre is 20g/m
2pP spun-bonded non-woven; The component of PP melt-blowing nonwoven and preparation method are identical with embodiment mono-; The ES of carding mixes in nonwoven layer, and polyster fibre and ES fibre fineness are respectively 9D and 4D, and three kinds of blended fiber ratio examples are constant; The compound fixed hot air drier of hot blast adhesion after cross lapping is set 105 ℃ of hot blast temperatures.All the other not mentioned parts are identical with embodiment mono-.
After testing, the industrial protection of this example preparation takes nonwoven material and has good tension stress ability, the about 1:1 of the powerful ratio of transverse and longitudinal, and according to ERT140.2 standard testing, the gas permeability of material can reach 343.26mm/s, and test hydrostatic pressing is 28cmH
2o(AATCC127 standard test condition), 3 grades of getting wet property of surface (GB/T4745 standard test condition), efficiency 42%(15Lpm, 0.26um Nacl particle), according to NFP92-503 condition test, anti-flammability is better than scheme one.
Above content is the further description of the application being done in conjunction with concrete embodiment, can not assert that the application's concrete enforcement is confined to these explanations.For the application person of an ordinary skill in the technical field, not departing under the prerequisite of the application's design, can also make some simple deduction or replace, all should be considered as belonging to the application's protection domain.
Claims (10)
1. an industrial protection nonwoven material, is characterized in that: comprise that PP spunbonded nonwoven layer of cloth, PP meltblown nonwoven layer and ES mix nonwoven layer;
Described PP meltblown nonwoven layer is located in PP spunbonded nonwoven layer of cloth and ES mixes between nonwoven layer, concrete, PP spunbonded nonwoven layer of cloth is first reinforced and is formed SM nonwoven layer with the hot rolling of PP meltblown nonwoven layer, SM nonwoven layer mixes nonwoven layer cross lapping with ES again, last hot blast adhesion is fixed, makes described industrial protection nonwoven material;
In described PP spunbonded nonwoven layer of cloth, be added with the flame-retardant mixture of the first component;
In described PP meltblown nonwoven layer, be added with the fire retardant of second component, the flame-retardant mixture of the first component and the fire retardant of second component are dissimilar fire retardant;
Described ES mixes nonwoven layer and is made through carding by the blended fiber of ES fiber, polyster fibre and viscose.
2. industrial protection nonwoven material according to claim 1, is characterized in that: the flame-retardant mixture of described the first component comprises at least one in magnesium hydroxide, aluminium hydroxide and APP; The fire retardant of described second component is Firebrake ZB.
3. industrial protection nonwoven material according to claim 1, is characterized in that: the surface that described ES mixes the fiber of nonwoven layer has void structure.
4. industrial protection nonwoven material according to claim 1, is characterized in that: the fibre fineness of described PP meltblown nonwoven layer is 3～5 μ m.
5. industrial protection nonwoven material according to claim 1, is characterized in that: the grammes per square metre of described PP meltblown nonwoven layer is 10～15g/m
2; The grammes per square metre of described PP spunbonded nonwoven layer of cloth is 20～25g/m
2; The grammes per square metre that described ES mixes nonwoven layer is 15～20g/m
2.
6. according to the industrial protection nonwoven material described in claim 1-5 any one, it is characterized in that: a surface of described industrial protection nonwoven material is that ES mixes nonwoven layer, another surface is PP spunbonded nonwoven layer of cloth.
7. according to the preparation method of the industrial protection nonwoven material described in claim 1-6 any one, it is characterized in that: take PP as main raw material, adopt spun-bond process to prepare PP spunbonded nonwoven layer of cloth, adopt meltblown to prepare PP meltblown nonwoven layer; Meanwhile, take ES fiber, polyster fibre and viscose makes ES as main raw material carding and mixes nonwoven layer;
Then, PP spunbonded nonwoven layer of cloth and the hot rolling of PP meltblown nonwoven layer are reinforced, made SM nonwoven layer; SM nonwoven layer and ES mix nonwoven layer cross lapping, adopt hot blast adhesion compound fixed, make industrial protection nonwoven material;
Wherein, spun-bond process is prepared the flame-retardant mixture that is added with the first component in the PP raw material of PP spunbonded nonwoven layer of cloth; Meltblown is prepared the fire retardant that is added with second component in the PP raw material of PP meltblown nonwoven layer; The flame-retardant mixture of the first component and the fire retardant of second component are dissimilar fire retardant.
8. preparation method according to claim 7, is characterized in that: the flame-retardant mixture of described the first component comprises at least one in magnesium hydroxide, aluminium hydroxide and APP; The fire retardant of described second component is Firebrake ZB.
9. preparation method according to claim 7, is characterized in that: the sandwich layer of described ES fiber is PP, and cortex is PE; Compound when fixed at hot blast adhesion, described cortex partial melting forms fluffy, soft, ventilative void structure.
10. preparation method according to claim 9, it is characterized in that: the compound fixed concrete grammar of described hot blast adhesion is, fiber web after cross lapping is conveyed into hot air drier, the cortex of ES fiber forms melt bonded on the crosspoint of fiber, after cooling, the fiber of non crossover point keeps original state, makes ES mix nonwoven layer surface and has fluffy, soft, ventilative void structure.
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104831477A (en) * | 2015-05-24 | 2015-08-12 | 常熟市金陵无纺布有限公司 | Novel inflaming retarding type non-woven fabric and manufacturing method thereof |
| WO2017113574A1 (en) * | 2015-12-30 | 2017-07-06 | 佛山市格菲林卫材科技有限公司 | Highly water pressure resistant hot-air water-repellent nonwoven fabric, and manufacturing method and manufacturing system therefor |
| CN107187122A (en) * | 2017-04-27 | 2017-09-22 | 东营俊富净化科技有限公司 | A kind of highly effective flame-retardant protection composite and its preparation method and application |
| CN108179550A (en) * | 2018-03-13 | 2018-06-19 | 苏州多瑈新材料科技有限公司 | A kind of super soft fluffy lightweight filament nonwoven composite material and preparation method thereof |
| CN108823809A (en) * | 2018-06-29 | 2018-11-16 | 浙江科立达高新科技有限公司 | High density multipurpose composite fibre non-thermoplastic cloth processing method |
| CN111996681A (en) * | 2020-08-24 | 2020-11-27 | 中国农业科学院麻类研究所 | Production equipment of agricultural plant fiber membrane |
| CN112829407A (en) * | 2020-12-31 | 2021-05-25 | 苏州爱美纤维科技有限公司 | Flame-retardant composite material and preparation method thereof |
| CN113002098A (en) * | 2021-02-25 | 2021-06-22 | 上海工程技术大学 | Temperature-controlled protective non-woven composite material modified by high-crosslinked protein nanocapsule |
| CN114687065A (en) * | 2020-12-30 | 2022-07-01 | 无锡市正龙无纺布有限公司 | Fireproof smoke exhaust ventilator filtering material |
| CN115262093A (en) * | 2022-09-25 | 2022-11-01 | 苏州多瑈新材料科技有限公司 | Oriented elastic non-woven material, preparation method and elastic product |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104831477A (en) * | 2015-05-24 | 2015-08-12 | 常熟市金陵无纺布有限公司 | Novel inflaming retarding type non-woven fabric and manufacturing method thereof |
| WO2017113574A1 (en) * | 2015-12-30 | 2017-07-06 | 佛山市格菲林卫材科技有限公司 | Highly water pressure resistant hot-air water-repellent nonwoven fabric, and manufacturing method and manufacturing system therefor |
| CN107187122A (en) * | 2017-04-27 | 2017-09-22 | 东营俊富净化科技有限公司 | A kind of highly effective flame-retardant protection composite and its preparation method and application |
| CN108179550A (en) * | 2018-03-13 | 2018-06-19 | 苏州多瑈新材料科技有限公司 | A kind of super soft fluffy lightweight filament nonwoven composite material and preparation method thereof |
| CN108823809A (en) * | 2018-06-29 | 2018-11-16 | 浙江科立达高新科技有限公司 | High density multipurpose composite fibre non-thermoplastic cloth processing method |
| CN111996681A (en) * | 2020-08-24 | 2020-11-27 | 中国农业科学院麻类研究所 | Production equipment of agricultural plant fiber membrane |
| CN111996681B (en) * | 2020-08-24 | 2022-09-27 | 中国农业科学院麻类研究所 | Production equipment of agricultural plant fiber membrane |
| CN114687065A (en) * | 2020-12-30 | 2022-07-01 | 无锡市正龙无纺布有限公司 | Fireproof smoke exhaust ventilator filtering material |
| CN112829407A (en) * | 2020-12-31 | 2021-05-25 | 苏州爱美纤维科技有限公司 | Flame-retardant composite material and preparation method thereof |
| CN112829407B (en) * | 2020-12-31 | 2023-05-12 | 苏州爱美纤维科技有限公司 | Flame-retardant composite material and preparation method thereof |
| CN113002098A (en) * | 2021-02-25 | 2021-06-22 | 上海工程技术大学 | Temperature-controlled protective non-woven composite material modified by high-crosslinked protein nanocapsule |
| CN115262093A (en) * | 2022-09-25 | 2022-11-01 | 苏州多瑈新材料科技有限公司 | Oriented elastic non-woven material, preparation method and elastic product |
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Effective date of registration: 20170901 Address after: 257000 Shandong city of Dongying province Dongying District Office Building No. 59 new street before hatching (B building) room 236 Patentee after: Dongying handsome Purification Technology Co., Ltd. Address before: 257091 No. 1278, South Road, Shandong, Dongying Patentee before: Shandong Jofo Non-woven Co., Ltd. |