CN109457393A - The production technology of high filtering precision filter cloth - Google Patents

The production technology of high filtering precision filter cloth Download PDF

Info

Publication number
CN109457393A
CN109457393A CN201811170283.9A CN201811170283A CN109457393A CN 109457393 A CN109457393 A CN 109457393A CN 201811170283 A CN201811170283 A CN 201811170283A CN 109457393 A CN109457393 A CN 109457393A
Authority
CN
China
Prior art keywords
layer
filter cloth
filter
cloth
knoisphere
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201811170283.9A
Other languages
Chinese (zh)
Inventor
钱烨
胡圣武
黄燎辉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Ruijie Filter Material Technology Co Ltd
Original Assignee
Zhejiang Ruijie Filter Material Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhejiang Ruijie Filter Material Technology Co Ltd filed Critical Zhejiang Ruijie Filter Material Technology Co Ltd
Priority to CN201811170283.9A priority Critical patent/CN109457393A/en
Publication of CN109457393A publication Critical patent/CN109457393A/en
Pending legal-status Critical Current

Links

Classifications

    • DTEXTILES; PAPER
    • D04BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04HMAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/44Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling
    • D04H1/46Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D39/00Filtering material for liquid or gaseous fluids
    • B01D39/08Filter cloth, i.e. woven, knitted or interlaced material
    • DTEXTILES; PAPER
    • D04BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04HMAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4326Condensation or reaction polymers
    • DTEXTILES; PAPER
    • D04BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04HMAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4374Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece using different kinds of webs, e.g. by layering webs
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06CFINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
    • D06C15/00Calendering, pressing, ironing, glossing or glazing textile fabrics
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06CFINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
    • D06C7/00Heating or cooling textile fabrics
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06CFINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
    • D06C7/00Heating or cooling textile fabrics
    • D06C7/02Setting
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06CFINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
    • D06C9/00Singeing
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06MTREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/19Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
    • D06M15/21Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M15/244Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of halogenated hydrocarbons
    • D06M15/256Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of halogenated hydrocarbons containing fluorine
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2239/00Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/10Filtering material manufacturing

Abstract

The invention discloses a kind of production technologies of high filtering precision filter cloth, it is related to filter cloth, aim to solve the problem that the problem of knoisphere is met in molding not easy to be processed, its key points of the technical solution are that: a kind of production technology of high filtering precision filter cloth, including fiber opening, combing, lapping, needle thorn, press polish is singed, dipping is dried, is formed and is met knoisphere and sizing.A kind of production technology of high filtering precision filter cloth of the invention, meets that knoisphere filtering accuracy is more consistent, filter efficiency is higher, and the bonding strength for meeting knoisphere and internal filtration layer is higher, and filter cloth production efficiency is higher, production cost is lower.

Description

The production technology of high filtering precision filter cloth
Technical field
The present invention relates to filter clothes, more specifically, it relates to a kind of production technology of high filtering precision filter cloth.
Background technique
Filter cloth is the filter medium being made by natural fiber or synthetic fibers, is mainly used in air filtration and removes powder Dirt, dust powder protect environment, in industry such as smeltery, chemical plant, sugaring, dyestuff, medicine, food to purify air.
High filtering precision filter cloth, which generally comprises, meets knoisphere, internal filtration layer, base cloth layer and outer filter layer, the mistake of filter cloth entirety Filter precision depends primarily on the filtering accuracy for meeting knoisphere, meets knoisphere in the prior art and generally passes through stickup filter membrane and carry out hot pressing It is formed;But such processing technology needs while filter cloth and filter membrane to be processed is unfolded, and ensures the degree of registration of the two, exists The problem of inconvenience processing influences production efficiency;Therefore it needs to propose the new scheme of one kind to solve this problem.
Summary of the invention
In view of the deficiencies of the prior art, the present invention intends to provide a kind of production work of high filtering precision filter cloth Skill, meets that knoisphere filtering accuracy is more consistent, filter efficiency is higher, and the bonding strength for meeting knoisphere and internal filtration layer is higher, and filter cloth is raw Produce that more efficient, production cost is lower.
Above-mentioned technical purpose of the invention has the technical scheme that a kind of high filtering precision filter cloth Production technology, comprising the following steps:
(1) fiber opening: first fabric thrashing is assigned to slightly by the proportion of production technology by weighing automatically by bale opener Opener carries out shredding, and the fiber of shredding is sent to big storehouse mixed cotton by opener blower and is transported to smart shredding after mixing Carry out shredding again;
(2) it combs: the good fiber of shredding by cotton storage tank blower being transported to air pressure cotton box feeding machine gives carding machine and divided Comb and networking are conveyed to lapping machine;
(3) lapping: it is that the cotton net that will have been combed is conveyed by conveying carbon curtain into lapping machine, cotton net is folded by lapping machine, is sent Enter pre-needling, outer filter layer and internal filtration layer is made;
(4) needle pierces: outer filter layer and base cloth layer being transferred to second main needle and pierced, by a positive and a negative of main-needling machine and different Punch frequency carries out repeated puncture, reaches the needling density of setting;
(5) base cloth layer and internal filtration layer are bonded together face-to-face, are made and are followed successively by internal filtration layer, base cloth layer and outer filter layer Filtering embryo cloth;
(6) press polish is singed: filtering embryo cloth be first sent into filtrate gassing frame carry out surface and singe processing, feeding filtrate calender into Row surface carries out pre- calendering;
(7) it impregnates: completing the filter cloth that press polish is singed and first pass through the dipping that impregnator completes PTFE emulsion;
(8) it is formed and meets knoisphere: completing the filter cloth of impregnation steps by hot-pressing roller hot pressing, and by by hair dryer that PTEF is newborn again Liquid blows to superficial layer from filter cloth internal layer, is and then sent to sizing hot setting machine and is solidified, is made and meets knoisphere;
(9) it is formed: the filtrate of surface glue spraying being transmitted to forming machine and carries out heating power sizing, guarantee that surface layer chemical industry obtains at deep layer Reason;By setup pressure value carrying out surface when without being cooled and shaped completely, press polish obtains the PTFE superficial layer formed uniformly again It is smooth, and filtrate is quickly cooled down by chill roll, knoisphere is met in formation, is made to be followed successively by and is met knoisphere, outer filter layer, base cloth layer and interior The filter cloth of filter layer.
By using above-mentioned technical proposal, have following technical effect that (1) is breakthrough by blowing in plastics-production field Membrane technology applies among the production of filter cloth, to ensure flatness, the uniformity of PTEF lotion by wind-force, reaches obtained Meet that knoisphere thickness is more uniform, the problem for effectively avoiding filter cloth different zones filtering accuracy difference excessive occurs;(2) by blowing glue Mode be made and meet knoisphere, paste filter membrane compared to the prior art and be made and meets knoisphere, on the one hand it is not necessary that filter membrane and right is unfolded Quasi- filter cloth to be processed, to reach the more convenient technical effect of processing, meeting knoisphere made from another aspect, its is thinner, from And improve filter efficiency;(3) PTEF lotion in fixed line at internal filtration layer is fitted in during meeting knoisphere always, thus interior filtering The fiber of layer, which is embedded into, meets inside knoisphere, and then reaches the technical effect for improving and meeting knoisphere Yu internal filtration layer bonding strength;(4) PTEF lotion is lower compared to filter membrane price, transport and warehouse cost is lower, to reach the technology effect for reducing production cost Fruit.
The present invention is further arranged to: the raw material of the outer filter layer, internal filtration layer and base cloth layer is polyphenylene sulfide The grammes per square metre of fiber, outer filter layer and internal filtration layer is 40gsm, and the grammes per square metre of base cloth layer is 50gsm.
By using above-mentioned technical proposal, raw material uses polyphenylene sulfide fibre, to utilize its heat-resisting quantity, it is ensured that filter cloth Can under 190 DEG C of hot environment normal use, while use high grammes per square metre base cloth layer, so that it is guaranteed that the structural strength of filter cloth and Tensile strength.
The present invention is further arranged to: pre- calendering temperature is 200-220 DEG C.
By using above-mentioned technical proposal, on the one hand ensure the bonding strength of internal filtration layer, base cloth layer and outer filter layer, separately On the one hand the surface smoothness of internal filtration layer and outer filter layer is improved.
The present invention is further arranged to: filtrate gassing frame, filtrate calender, impregnator, hair dryer and forming machine are in one Item is arranged in a straight line, and hot-pressing roller and chill roll are set between hair dryer and forming machine.
It can be directly in a manner of pullling after filtering embryo cloth by filtrate gassing frame feeding by using above-mentioned technical proposal Next step is entered one by one, to avoid feeding repeatedly and blanking, effectively improves production efficiency.
The present invention is further arranged to: hair dryer provides air quantity using 7.5kw centrifugal blower, and operation power is 15-30hz, Wind speed remains 4-6m/s.
By using above-mentioned technical proposal, the operation power optimization wind speed of hair dryer is adjusted, so that reaching optimal blows glue Effect maximizes the thickness for reducing and meeting knoisphere that is, under the premise of meeting filtering accuracy, so that at filtering accuracy and filter efficiency In an optimal equalization point.
The present invention is further arranged to: the temperature of hot-pressing roller is 180-210 DEG C, and the temperature of chill roll is 20-30 DEG C.
By using above-mentioned technical proposal, the moisture content that is quickly evaporated by hot-pressing roller in PTEF lotion, it is ensured that it reaches fixed line Concentration, and cooled down by chill roll, it is ensured that meet the Quick-forming of knoisphere.
In conclusion the invention has the following advantages: ensure flatness, the uniformity of PTEF lotion by wind-force, To improve the consistency of thickness of dust-collecting face;Reach the more convenient and fast technical effect of production it is not necessary that filter membrane is unfolded;Meet knoisphere It is thinner, thereby improving filtration efficiency;Raw material uses polyphenylene sulfide fibre, so that it is guaranteed that filter cloth can be in 190 DEG C of high temperature Normal use under environment;Embryo cloth is filtered by 200-220 DEG C of hot rolling, it is ensured that the connection of internal filtration layer, base cloth layer and outer filter layer Intensity, and improve the surface smoothness of internal filtration layer and outer filter layer;The operation power optimization wind speed for adjusting hair dryer, to make It obtains filtering accuracy and filter efficiency is in an optimal equalization point.
Specific embodiment
Invention is further described in detail below.
The production technology of high filtering precision filter cloth, comprising the following steps:
Woven portion
(1) fiber opening: first fabric thrashing is assigned to slightly by the proportion of production technology by weighing automatically by bale opener Opener carries out shredding, and the fiber of shredding is sent to big storehouse mixed cotton by opener blower and is transported to smart shredding after mixing Carry out shredding again;
(2) it combs: the good fiber of shredding by cotton storage tank blower being transported to air pressure cotton box feeding machine gives carding machine and divided Comb and networking are conveyed to lapping machine;
(3) lapping: it is that the cotton net that will have been combed is conveyed by conveying carbon curtain into lapping machine, cotton net is folded by lapping machine, is sent Enter pre-needling, outer filter layer and internal filtration layer is made;
(4) needle pierces: outer filter layer and base cloth layer being transferred to second main needle and pierced, by a positive and a negative of main-needling machine and different Punch frequency carries out repeated puncture, reaches the needling density of setting;
(5) base cloth layer and internal filtration layer are bonded together face-to-face, are made and are followed successively by internal filtration layer, base cloth layer and outer filter layer Filtering embryo cloth;
Whole processing part afterwards
(6) press polish is singed: filtering embryo cloth be first sent into filtrate gassing frame carry out surface and singe processing, feeding filtrate calender into Row surface carries out pre- calendering, and pre- calendering temperature is 200-220 DEG C;
(7) it impregnates: completing the filter cloth that press polish is singed and first pass through the dipping that impregnator completes PTFE emulsion;
(8) it is formed and meets knoisphere: completing the filter cloth of impregnation steps by hot-pressing roller hot pressing, and by by hair dryer that PTEF is newborn again Liquid blows to superficial layer from filter cloth internal layer, is and then sent to sizing hot setting machine and is solidified, is made and meets knoisphere;
(9) it is formed: the filtrate of surface glue spraying being transmitted to forming machine and carries out heating power sizing, guarantee that surface layer chemical industry obtains at deep layer Reason;By setup pressure value carrying out surface when without being cooled and shaped completely, press polish obtains the PTFE superficial layer formed uniformly again It is smooth, and filtrate is quickly cooled down by chill roll, knoisphere is met in formation, is made to be followed successively by and is met knoisphere, outer filter layer, base cloth layer and interior The filter cloth of filter layer.
Have following technical effect that (1) is breakthrough raw by plastics with present invention high filtering precision filter cloth produced Blown film techniques in production field apply among the production of filter cloth, thus by wind-force ensure PTEF lotion flatness, uniformly Property, reaching obtained meets that knoisphere thickness is more uniform, effectively avoids the problem hair that filter cloth different zones filtering accuracy difference is excessive It is raw;(2) it is made by way of blowing glue and meets knoisphere, stickup filter membrane, which is made, compared to the prior art meets knoisphere, is on the one hand not necessarily to Expansion filter membrane is simultaneously directed at filter cloth to be processed, to reach the more convenient technical effect of processing, meets dirt made from another aspect Layer is thinner, thereby improving filtration efficiency;(3) PTEF lotion is in fixed line at fitting in interior filtering during meeting knoisphere always Layer, meets inside knoisphere so that the fiber of internal filtration layer is embedded into, and then reaches to improve and meet knoisphere and internal filtration layer bonding strength Technical effect;(4) PTEF lotion is lower compared to filter membrane price, transport and warehouse cost is lower, to reach reduction production The technical effect of cost.
For the high temperature resistance for improving filter cloth, the raw material of outer filter layer, internal filtration layer and base cloth layer is polyphenylene sulfide Fiber, to utilize 190 DEG C of polyphenylene sulfide fibre of heat resistance, it is ensured that filter cloth can be normal under 190 DEG C of hot environment It uses;For the structural strength for improving filter cloth, the grammes per square metre of outer filter layer and internal filtration layer is 40gsm, and the grammes per square metre of base cloth layer is 50gsm, using high grammes per square metre base cloth layer, so that it is guaranteed that the fibre density of base cloth layer, and then using base cloth layer as strength support, effectively Ensure the structural strength and tensile strength of filter cloth.
To improve production efficiency, filtrate gassing frame, filtrate calender, impregnator, hair dryer and forming machine are straight in one Line arrangement, hot-pressing roller and chill roll be set between hair dryer and forming machine, thus will entirely after whole processing part uniformly to one On production line, to avoid feeding repeatedly and the blanking of filter cloth, production efficiency is effectively improved.
It meets the thickness of knoisphere while influencing filtering accuracy and filter efficiency, filtering accuracy will reduce when thickness deficiency, thick Filter efficiency will reduce when spending big, and for balance filtering accuracy and filter efficiency, hair dryer is provided using 7.5kw centrifugal blower Air quantity, operation power are 15-30hz, and wind speed remains 4-6m/s, thus by adjusting the operation power optimization wind speed of hair dryer, Reach optimal and blow glue effect, i.e., under the premise of meeting filtering accuracy, maximize the thickness for reducing and meeting knoisphere, so that filtering essence Degree is in an optimal equalization point with filter efficiency.
The temperature of hot-pressing roller is 180-210 DEG C in the present invention, so that the moisture content in PTEF lotion is quickly evaporated by hot-pressing roller, Ensure that it reaches fixed line concentration, the temperature of chill roll is 20-30 DEG C, to cool down by chill roll, it is ensured that meet the quick of knoisphere Forming.
Specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art It can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as in this hair All by the protection of Patent Law in bright scope of the claims.

Claims (6)

1. a kind of production technology of high filtering precision filter cloth, it is characterised in that: the following steps are included:
(1) fiber opening: first fabric thrashing is assigned to slightly by the proportion of production technology by weighing automatically by bale opener Opener carries out shredding, and the fiber of shredding is sent to big storehouse mixed cotton by opener blower and is transported to smart shredding after mixing Carry out shredding again;
(2) it combs: the good fiber of shredding by cotton storage tank blower being transported to air pressure cotton box feeding machine gives carding machine and divided Comb and networking are conveyed to lapping machine;
(3) lapping: it is that the cotton net that will have been combed is conveyed by conveying carbon curtain into lapping machine, cotton net is folded by lapping machine, is sent Enter pre-needling, outer filter layer and internal filtration layer is made;
(4) needle pierces: outer filter layer and base cloth layer being transferred to second main needle and pierced, by a positive and a negative of main-needling machine and different Punch frequency carries out repeated puncture, reaches the needling density of setting;
(5) base cloth layer and internal filtration layer are bonded together face-to-face, are made and are followed successively by internal filtration layer, base cloth layer and outer filter layer Filtering embryo cloth;
(6) press polish is singed: filtering embryo cloth be first sent into filtrate gassing frame carry out surface and singe processing, feeding filtrate calender into Row surface carries out pre- calendering;
(7) it impregnates: completing the filter cloth that press polish is singed and first pass through the dipping that impregnator completes PTFE emulsion;
(8) it is formed and meets knoisphere: completing the filter cloth of impregnation steps by hot-pressing roller hot pressing, and by by hair dryer that PTEF is newborn again Liquid blows to superficial layer from filter cloth internal layer, is and then sent to sizing hot setting machine and is solidified, is made and meets knoisphere;
(9) it is formed: the filtrate of surface glue spraying being transmitted to forming machine and carries out heating power sizing, guarantee that surface layer chemical industry obtains at deep layer Reason;By setup pressure value carrying out surface when without being cooled and shaped completely, press polish obtains the PTFE superficial layer formed uniformly again It is smooth, and filtrate is quickly cooled down by chill roll, knoisphere is met in formation, is made to be followed successively by and is met knoisphere, outer filter layer, base cloth layer and interior The filter cloth of filter layer.
2. the production technology of high filtering precision filter cloth according to claim 1, it is characterised in that: the outer filter layer, interior The raw material of filter layer and base cloth layer is polyphenylene sulfide fibre, and the grammes per square metre of outer filter layer and internal filtration layer is 40gsm, base fabric The grammes per square metre of layer is 50gsm.
3. the production technology of high filtering precision filter cloth according to claim 1, it is characterised in that: pre- calendering temperature is 200- 220℃。
4. the production technology of high filtering precision filter cloth according to claim 1, it is characterised in that: filtrate gassing frame, filtrate Calender, impregnator, hair dryer and forming machine are arranged in straight line, and hot-pressing roller and chill roll are set to hair dryer and sizing Between machine.
5. the production technology of high filtering precision filter cloth according to claim 1, it is characterised in that: hair dryer uses 7.5kw Centrifugal blower provides air quantity, and operation power is 15-30hz, and wind speed remains 4-6m/s.
6. the production technology of high filtering precision filter cloth according to claim 1, it is characterised in that: the temperature of hot-pressing roller is 180-210 DEG C, the temperature of chill roll is 20-30 DEG C.
CN201811170283.9A 2018-10-09 2018-10-09 The production technology of high filtering precision filter cloth Pending CN109457393A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811170283.9A CN109457393A (en) 2018-10-09 2018-10-09 The production technology of high filtering precision filter cloth

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811170283.9A CN109457393A (en) 2018-10-09 2018-10-09 The production technology of high filtering precision filter cloth

Publications (1)

Publication Number Publication Date
CN109457393A true CN109457393A (en) 2019-03-12

Family

ID=65607324

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811170283.9A Pending CN109457393A (en) 2018-10-09 2018-10-09 The production technology of high filtering precision filter cloth

Country Status (1)

Country Link
CN (1) CN109457393A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109876547A (en) * 2019-03-27 2019-06-14 江苏菲斯特滤料有限公司 A kind of high-performance filtrate and preparation method thereof
CN111514655A (en) * 2020-04-23 2020-08-11 浙江锐捷滤材科技有限公司 Production process of efficient corrosion-resistant filter material

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006104589A (en) * 2004-10-01 2006-04-20 Fujikoo:Kk Method for producing electret felt
CN102152556A (en) * 2010-11-10 2011-08-17 山东新力环保材料有限公司 Polyester needle punched felt and production method thereof
CN102423575A (en) * 2011-10-18 2012-04-25 绍兴中纺院江南分院有限公司 Reciprocally-laid non-interwoven base cloth polyphenylene sulfide (PPS) fiber needled filtering material and production method thereof
CN105597427A (en) * 2015-12-22 2016-05-25 苏州协泰科技有限公司 Manufacturing method of non-woven filter felt
CN106048893A (en) * 2016-07-15 2016-10-26 恩平市奕马企业有限公司 Anti-siphon non-woven fabric and manufacturing method thereof
CN107101227A (en) * 2017-05-09 2017-08-29 浙江中力工具制造有限公司 A kind of biomass fireplace of automatic feeding
CN107557997A (en) * 2017-10-12 2018-01-09 福建南纺有限责任公司 A kind of production method of the grease proofing acupuncture lacing felt filter material of water repellent
CN107604532A (en) * 2017-08-24 2018-01-19 中国恩菲工程技术有限公司 Surface material, filter bag, smoke processing system and the processing method of filter bag

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006104589A (en) * 2004-10-01 2006-04-20 Fujikoo:Kk Method for producing electret felt
CN102152556A (en) * 2010-11-10 2011-08-17 山东新力环保材料有限公司 Polyester needle punched felt and production method thereof
CN102423575A (en) * 2011-10-18 2012-04-25 绍兴中纺院江南分院有限公司 Reciprocally-laid non-interwoven base cloth polyphenylene sulfide (PPS) fiber needled filtering material and production method thereof
CN105597427A (en) * 2015-12-22 2016-05-25 苏州协泰科技有限公司 Manufacturing method of non-woven filter felt
CN106048893A (en) * 2016-07-15 2016-10-26 恩平市奕马企业有限公司 Anti-siphon non-woven fabric and manufacturing method thereof
CN107101227A (en) * 2017-05-09 2017-08-29 浙江中力工具制造有限公司 A kind of biomass fireplace of automatic feeding
CN107604532A (en) * 2017-08-24 2018-01-19 中国恩菲工程技术有限公司 Surface material, filter bag, smoke processing system and the processing method of filter bag
CN107557997A (en) * 2017-10-12 2018-01-09 福建南纺有限责任公司 A kind of production method of the grease proofing acupuncture lacing felt filter material of water repellent

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109876547A (en) * 2019-03-27 2019-06-14 江苏菲斯特滤料有限公司 A kind of high-performance filtrate and preparation method thereof
CN109876547B (en) * 2019-03-27 2021-04-30 江苏菲斯特滤料有限公司 High-performance filter material and preparation method thereof
CN111514655A (en) * 2020-04-23 2020-08-11 浙江锐捷滤材科技有限公司 Production process of efficient corrosion-resistant filter material

Similar Documents

Publication Publication Date Title
CN102260961B (en) Vertical cotton production process
CN109457393A (en) The production technology of high filtering precision filter cloth
CN103660478B (en) Antibacterial spunlace film-coated three-layer composite non-woven fabric and preparation method thereof
CN103233325B (en) A kind of Collagenous fiber bonded leather and manufacture method thereof
CN101219306B (en) Non-woven filter material combined of mechanical consolidation and water fluid jet reinforce, and production method
CN103061034B (en) A kind of preparation method of silk-like cotton
CN102303430A (en) Method for preparing glass fiber and reinforced polypropylene fiber composite material
CN107740226A (en) A kind of elastic facial mask and its production technology
CN106585055A (en) Equipment and method for producing carpet
CN107557997A (en) A kind of production method of the grease proofing acupuncture lacing felt filter material of water repellent
CN105002654A (en) Manufacturing process of fluffy non-woven fabrics
CN105916918A (en) Stampable sheet
CN106015838A (en) Inner core material used for vacuum heat-insulating plate and vacuum heat-insulating plate
CN106015839A (en) Manufacturing method of inner core material used for vacuum heat-insulating plate and vacuum heat-insulating plate
CN107558676A (en) A kind of water-soluble embroidery seamless wall cloth production technology
CN104323484A (en) Fleece-penetration-proof non-woven cloth for down jackets and process
CN108660615A (en) Manufacturing method, equipment and the hot-wind nonwoven cloth obtained of hot-wind nonwoven cloth
CN104593921A (en) Method for weaving leather fabric by cow leather fiber spinning yarns
CN201660767U (en) Non-woven fiber plate production line
KR101595438B1 (en) Non-woven production system
CN207432622U (en) A kind of thermocompression forming mechanism of automobile trunk gusset composite fibre Nomex plate
CN105696401A (en) Dry method papermaking method and system for anhydrous micro-electricity papermaking plant fiber
CN102331161B (en) Microwave drying box for water-soluble cloth
CN205775158U (en) A kind of spun-laced nonwoven fabric production line
CN106245224A (en) A kind of production method of double-side different color acupuncture cotton

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20190312

WD01 Invention patent application deemed withdrawn after publication