CN108035076A - A kind of preparation method of the hydrophilic cladding non-woven fabrics of medical high temperature resistant - Google Patents

A kind of preparation method of the hydrophilic cladding non-woven fabrics of medical high temperature resistant Download PDF

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Publication number
CN108035076A
CN108035076A CN201711363382.4A CN201711363382A CN108035076A CN 108035076 A CN108035076 A CN 108035076A CN 201711363382 A CN201711363382 A CN 201711363382A CN 108035076 A CN108035076 A CN 108035076A
Authority
CN
China
Prior art keywords
hydrophilic
woven fabrics
temperature resistant
raw
temperature
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
CN201711363382.4A
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Chinese (zh)
Inventor
王玉梅
孙文强
吴亮亮
马德勋
张志毅
鲍汉鑫
李凡成
邓林林
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.)
Shandong Heng Peng Sanitary Ware Co Ltd
Original Assignee
Shandong Heng Peng Sanitary Ware 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 Shandong Heng Peng Sanitary Ware Co Ltd filed Critical Shandong Heng Peng Sanitary Ware Co Ltd
Priority to CN201711363382.4A priority Critical patent/CN108035076A/en
Publication of CN108035076A publication Critical patent/CN108035076A/en
Pending legal-status Critical Current

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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
    • D04H3/00Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
    • D04H3/08Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating
    • D04H3/14Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating with bonds between thermoplastic yarns or filaments produced by welding
    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01FCHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F1/00General methods for the manufacture of artificial filaments or the like
    • D01F1/02Addition of substances to the spinning solution or to the melt
    • D01F1/10Other agents for modifying properties
    • 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
    • D04H3/00Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
    • D04H3/02Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of forming fleeces or layers, e.g. reorientation of yarns or filaments
    • D04H3/03Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of forming fleeces or layers, e.g. reorientation of yarns or filaments at random
    • 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
    • D04H3/00Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
    • D04H3/08Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating
    • D04H3/10Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating with bonds between yarns or filaments made mechanically

Abstract

The present invention provides a kind of preparation method of high temperature resistant hydrophilic nonwoven fabrics, melt is obtained by being transported to screw extruding melting after will commonly common spunbond raw material be mixed according to a certain percentage with the hydrophilic master batch of high temperature resistant, hot melt melt is carried out being spun to fibre, three layers of fibre web are pressed with SMS non-woven fabrics by hot-rolling mill, form non-woven cloth.The preparation method of the medical hydrophilic cladding non-woven fabrics of high temperature resistant has the advantages that the hydrophilic needs for not shifting, perfect can meeting medical equipment high-temperature steam sterilization.

Description

A kind of preparation method of the hydrophilic cladding non-woven fabrics of medical high temperature resistant
Technical field
The present invention relates to non-woven fabrics manufacturing technology field, the system of more particularly to a kind of hydrophilic cladding non-woven fabrics of medical high temperature resistant Preparation Method.
Background technology
Mode is high-temp steam sterilizing used by sterilization of medical instruments disinfection at this stage, and covering material must be resistant to 121 DEG C -135 DEG C of high temperature, the discharge of air, vapor penetrate and the drying of packaging material and contents.Often at present Covering material has cotton, rigid container, Medical grade wrinkle paper and non-woven fabrics.
Cotton was used as most common medical package material always before the eighties in last century, but cotton is hygroscopic, cotton Line queueing discipline and between aperture it is larger, the microbial barrier efficiency of cotton is poor.With Reusability, cotton thread hole can be more Expand, cause the further decline of microbial barrier performance;The cotton dirt that cotton fiber rupture produces is also the important of hospital-acquired infection Reason.Therefore external many documents do not recommend cotton separately as packaging material, and be only used as housing material or volume Additional dust cover outside.
Rigid container is usually made of aluminium alloy, stainless steel or plastics, and with detachable sealable container cover.It is logical The filter in container cover is crossed, rigid container can realize the barrier penetrated with microorganism of the sterilizing factor.Hard container there is also Some limitations below, first, container is heavier, and improper carrying may bring the injury on ergonomics.Second, it is necessary to prolong Long drying time is to avoid " wet bag " phenomenon.3rd, fastener system and filter need to check before use.Moreover, first purchase It is higher to be set to this.
Medicine crimped paper is the cotton substitute occurred earliest, but the mechanical performance of paper wrapper is poor, therefore is wrapped It is unsuitable too tight or too loose during dress, the Packs sterilized of sterilizing paper wrapper should not be drawn, rear mechanical performance is got wet and further declines, Packs sterilized is avoided to be infected with liquid, it is fully dry during sterilizing.
Non-woven fabrics is also suppressed by a certain amount of staple fibre (such as polyolefine fiber) including other added materials by high temperature Technology and be made.Most common medical non-woven fabrics is spunbond-melt blown-spunbond (SMS) non-woven fabrics, aims at medical treatment sterilizing design Disposable non-woven cloth, it has gathered the advantages that a lot of other packaging material intensity are high, and drapability is good, it is allowed to the discharge of air and water The sterilizing factor such as steam penetrates, and aperture is very small, so as to form good microbial barrier, does not produce dust and broken fibre Dimension, avoids the hospital-acquired infection therefore brought, meets the different needs of hospital.
The content of the invention
The invention of this reality proposes a kind of preparation method of the hydrophilic cladding non-woven fabrics of medical high temperature resistant, comprises the following steps:
1st, by common spunbond raw material (H39S-2 or any other spunbond raw material) and the hydrophilic master batch of high temperature resistant CPPW036 mixes that (common product line of spinning viscose, usual mixed proportion S1, S2, S3 are spunbond material according to a certain percentage:High temperature resistant Hydrophilic master batch=95%:5%, ratio can adjust);
2nd, the raw material being mixed is subjected to extrusion molten by feed system (vacuum suction) to big screw rod, obtained Obtain hot melt (180 DEG C~270 DEG C of screw rod melting temperature);
3rd, the hot melt is filtered, measured and distributed under certain temperature, certain pressure (hot melt into The operation temperature of row filtering, metering and distribution is 230~250 DEG C, and pressure is in 5~10MPa);
4th, the good hot melt of the distribution and computation is subjected to spinning, and spun silk is come into being through side cold front heavy rain Long filament (by the good hot melt spinning of distribution and computation be by spraying silk in 0.3~0.8mm apertures, being cooled down by cool wind box, it is cold But 10~20 DEG C of box temperature, cool down 0.2~1.5m/s of wind velocity, and silk cooling is obtained just growing filament);
5th, the just growing filament is subjected to drawing-off, obtain fiber (by mode of the first growing filament Jing Guo air-flow sub-wire, By the horn mouth of slit extension apparatus, first growing filament is subjected to air drawing, air drawing speed is 2000m/H--5000m/ H, while the first growing filament strand marshalling Jing Guo drawing-off, produce strength, form fiber);
6th, using common 15gSMS non-woven fabrics as base fabric, by the follow-up complete equipment such as lace curtaining, (the SMS non-woven fabrics is water repellent Non-woven fabrics);
7th, by the fiber sub-wire lapping, formed fibre web (be taped against the fiber is mixed and disorderly in above-mentioned SMS non-woven fabrics base fabric, There is exhaust fan under into lace curtaining, carry out downward suction air, fiber is fixed on on lace curtaining, precompressed, shape are carried out by pony press Into fibre web);
8th, above-mentioned three layers of fibre web and SMS non-woven fabrics base fabrics are pressed by hot-rolling mill, formed non-woven cloth, after pass through rear place Manage equipment winding, cutting.
The preparation method of the hydrophilic cladding non-woven fabrics of medical high temperature resistant proposed by the present invention has the following advantages:
1st, high temperature resistant hydrophilic spun-bond nonwoven fabric and SMS water repellent melt spraying non-woven fabrics are compound, simultaneously hydrophilic, simultaneously water repellent (resistance to height Warm hydrophilic spunbond layer is hydrophilic, SMS layer water repellent);
2nd, hydrophilic reagent is replaced using hydrophilic master batch CPPW036, its hydrophilic effect (is given birth to for permanent hydrophilic with hydrophilic reagent The hydrophilic nonwoven fabrics of production can cause hydrophilic effect to decay with the growth of time);
3rd, the product performance does not shift to be hydrophilic, perfect can meet the needs of medical equipment high-temperature steam sterilization (because adopting It is hydrophilic master batch, its hydrophilic effect will not shift, and for operation coated prod, the cladding for operating theater instruments disappears the product Poison, if using hydrophilic reagent, as steam is by that can make hydrophilic reagent cause parent with steam-transfer to medical equipment Water shifts, and pollutes medical equipment);
4th, the products application is coated in medical equipment and sterilized, and will not causing wet bag phenomenon, (hydrophilic surface contacts medical equipment, is Internal layer, SMS layer are outer layer).
Brief description of the drawings
Fig. 1 is pumping unit cross-beam of slide beam ear mount welding tooling schematic diagram of the present invention.
Shown in Fig. 1:1st, feed system;2nd, screw extruder;3rd, filtration system;4th, metering pump;5th, spinneret;6th, side is cold Air cooling system;7th, extension apparatus;8th, into lace curtaining;9th, hot-rolling mill;10th, hydrophilic quetsch 11, baking oven;12nd, winder.(1-7 It it is three groups, device is identical to be not drawn into)
Embodiment
To be fully understood by the characterization method of the present invention, by detailed description below, elaborate to the present invention.
By common spunbond raw material H39S-2 and the hydrophilic master batch CPPW036 of high temperature resistant according to 95%:5% ratio mixing is equal It is even;
Screw extruder heating-up temperature is first adjusted to 180 DEG C~270 DEG C, then by the raw material being mixed by feeding Material system (vacuum suction) is transported to screw extruder and carries out extrusion molten, obtains hot melt;
Obtained hot melt raw material is filtered under 230~250 DEG C of temperature, 5~10MPa of pressure.
Thermosol body raw material after filtering is conveyed by metering pump, and is distributed by pipeline into material.
Side cold front heavy rain system is adjusted, cool wind box temperature is adjusted to 10~20 DEG C, cooling wind velocity is adjusted to 0.2~ 1.5m/s.Spinneret of the molten mass material after metering and distribution through 0.3~0.8mm apertures is sprayed, the silk of ejection is cold through side Air cooling, obtains just growing filament.
By mode of the obtained first growing filament Jing Guo air-flow sub-wire, by the horn mouth of slit extension apparatus, led in air-flow Stretch and drawing-off is carried out under speed 2000m/H--5000m/H, make just growing filament strand marshalling, produce strength, form fiber.
Using common 15gSMS non-woven fabrics as base fabric, and the fiber sub-wire lapping that will be obtained, mixed and disorderly is taped against SMS non-woven fabrics In base fabric.By into the exhaust fan under lace curtaining, carrying out downward suction air, fiber being fixed on on lace curtaining, then pass through precompressed Roller carries out precompressed, forms fibre web.
Three layers of fibre web are pressed with SMS non-woven fabrics base fabrics by hot-rolling mill, non-woven cloth is formed, then passes through hydrophilic starching Device carries out starching.
Carry out heating, drying processing finally by baking oven, non-woven fabrics after drying by harvester to the non-woven fabrics of formation into Row winding, cutting.
The non-woven fabrics that absorbs water, is cut into the pieces of cloth of 15cm*15cm by water absorption rate test, and every kind of specification takes 10;Weigh in the balance The grammes per square metre of every pieces of cloth before amount immersion, and record.Pieces of cloth after weighing are uniformly put into the container equipped with deionized water and soak 5 Minute, rear to take out drip untill no water droplet drips, about 1-2min.Claim pieces of cloth grammes per square metre and observe pieces of cloth water swelling elastomer.Calculate water suction Rate is as shown in the table:
Water suction non-woven fabrics water absorption rate measure before table 1 sterilizes
The water absorption rate measure of water suction non-woven fabrics after table 2 sterilizes

Claims (4)

1. a kind of preparation method of the hydrophilic cladding non-woven fabrics of medical high temperature resistant, it is characterised in that this method comprises the following steps:
(1) by common spunbond raw material (H39S-2 or any other spunbond raw material) and the hydrophilic master batch CPPW036 of high temperature resistant Mix according to a certain percentage;
(2) raw material being mixed is subjected to extrusion molten by feed system (vacuum suction) to big screw rod, obtained Hot melt;
(3) spinning is carried out after the hot melt being filtered, measured and distributed under certain temperature, certain pressure, and will be spun The silk gone out obtains just growing filament through side cold front heavy rain;
(4) will the just mode of the growing filament Jing Guo air-flow sub-wire, by the horn mouth of slit extension apparatus, by first growing filament into Row air drawing, while the first growing filament strand marshalling Jing Guo drawing-off, produce strength, form fiber;
(5) by fiber sub-wire lapping, form fibre web and pressed with SMS non-woven fabrics base fabrics by hot-rolling mill, form non-woven cloth, it is rear logical Later processing equipment winding, cutting.
2. according to the method described in claim 1, it is characterized in that, by common spunbond raw material and the hydrophilic master batch mixing ratio of high temperature resistant Example is 95%:5%.
3. according to the method described in claim 1, it is characterized in that, 180 DEG C~270 DEG C of screw rod melting temperature, mixed raw material Obtain molten mass.
4. the according to the method described in claim 1, it is characterized in that, behaviour that the hot melt is filtered, measured and distributed Make temperature as 230~250 DEG C, pressure is in 5~10MPa.
CN201711363382.4A 2017-12-18 2017-12-18 A kind of preparation method of the hydrophilic cladding non-woven fabrics of medical high temperature resistant Pending CN108035076A (en)

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Application Number Priority Date Filing Date Title
CN201711363382.4A CN108035076A (en) 2017-12-18 2017-12-18 A kind of preparation method of the hydrophilic cladding non-woven fabrics of medical high temperature resistant

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CN201711363382.4A CN108035076A (en) 2017-12-18 2017-12-18 A kind of preparation method of the hydrophilic cladding non-woven fabrics of medical high temperature resistant

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112962222A (en) * 2021-02-01 2021-06-15 山东恒鹏卫生用品有限公司 High-temperature-resistant hydrophilic coated non-woven fabric and preparation method thereof

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101457479A (en) * 2008-12-29 2009-06-17 山东省非织造材料工程技术研究中心 Nonwoven material and its processing method
CN202426733U (en) * 2012-02-07 2012-09-12 豆丁乐园(南京)婴儿用品有限公司 Natural full-biodegradation disposable infant paper diaper
KR20130103922A (en) * 2012-03-12 2013-09-25 심재헌 Disposable diapers and sanitary napkins hapjiche top seat pin punch non-woven fabric
CN103696147A (en) * 2013-12-23 2014-04-02 龚霞红 Production method of SMS (Spunbond Meltblown Spunbond) non-woven fabric capable of alcohol and water resistance on front side and water loving on back side
CN105463699A (en) * 2015-11-12 2016-04-06 浙江金三发非织造布有限公司 Super-soft skin-close mask specific non-woven fabric and manufacturing method for same
US20160145781A1 (en) * 2014-11-26 2016-05-26 Acelon Chemicals and Fiber Corporation Stapled melt spinning method for producing non-woven fabrics with hygroscopic metastatic feature
CN206403933U (en) * 2016-07-26 2017-08-15 奥美医疗用品股份有限公司 A kind of composite fibre medical dressing
CN107447372A (en) * 2017-07-18 2017-12-08 山东荣泰新材料科技有限公司 Manufacture method, SMS types non-woven fabrics and its application of SMS type non-woven fabrics

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101457479A (en) * 2008-12-29 2009-06-17 山东省非织造材料工程技术研究中心 Nonwoven material and its processing method
CN202426733U (en) * 2012-02-07 2012-09-12 豆丁乐园(南京)婴儿用品有限公司 Natural full-biodegradation disposable infant paper diaper
KR20130103922A (en) * 2012-03-12 2013-09-25 심재헌 Disposable diapers and sanitary napkins hapjiche top seat pin punch non-woven fabric
CN103696147A (en) * 2013-12-23 2014-04-02 龚霞红 Production method of SMS (Spunbond Meltblown Spunbond) non-woven fabric capable of alcohol and water resistance on front side and water loving on back side
US20160145781A1 (en) * 2014-11-26 2016-05-26 Acelon Chemicals and Fiber Corporation Stapled melt spinning method for producing non-woven fabrics with hygroscopic metastatic feature
CN105463699A (en) * 2015-11-12 2016-04-06 浙江金三发非织造布有限公司 Super-soft skin-close mask specific non-woven fabric and manufacturing method for same
CN206403933U (en) * 2016-07-26 2017-08-15 奥美医疗用品股份有限公司 A kind of composite fibre medical dressing
CN107447372A (en) * 2017-07-18 2017-12-08 山东荣泰新材料科技有限公司 Manufacture method, SMS types non-woven fabrics and its application of SMS type non-woven fabrics

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112962222A (en) * 2021-02-01 2021-06-15 山东恒鹏卫生用品有限公司 High-temperature-resistant hydrophilic coated non-woven fabric and preparation method thereof

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Application publication date: 20180515

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