CN101624758A - Non-woven fabric based on polypropylene non-woven fabric recycle and preparation method thereof - Google Patents

Non-woven fabric based on polypropylene non-woven fabric recycle and preparation method thereof Download PDF

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Publication number
CN101624758A
CN101624758A CN200910305314A CN200910305314A CN101624758A CN 101624758 A CN101624758 A CN 101624758A CN 200910305314 A CN200910305314 A CN 200910305314A CN 200910305314 A CN200910305314 A CN 200910305314A CN 101624758 A CN101624758 A CN 101624758A
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China
Prior art keywords
woven fabric
polypropylene non
polypropylene
molecular weight
acrylic resin
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Pending
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CN200910305314A
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Chinese (zh)
Inventor
戴李宗
桂银太
张良俊
邢淑敏
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Xiamen Chuangyeren Environmental Protection Science & Technology Co Ltd
Xiamen University
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Xiamen Chuangyeren Environmental Protection Science & Technology Co Ltd
Xiamen University
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Priority to CN200910305314A priority Critical patent/CN101624758A/en
Publication of CN101624758A publication Critical patent/CN101624758A/en
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Abstract

The invention discloses a polypropylene non-woven fabric and a preparation method thereof. The polypropylene non-woven fabric is prepared by taking polypropylene resin prepared from polypropylene non-woven fabric recycle material as the raw material and adding a molecular weight regulator, wherein the quantity of the molecular weight regulator is 0.1%-0.3% of the gross of the polypropylene resin. The polypropylene non-woven fabric is pliable, tough and light and has good flexibility, breathability and small residual deformation. The invention takes good advantages of the recycle material of polypropylene non-woven fabric, thereby saving resources and protecting the environment; and the prepared polypropylene non-woven fabric is a recyclable and environmentally friendly product which not only fits the development thougtht of circular economy, but also has low production cost and excellent product performance.

Description

Based on nonwoven fabric of polypropylene non-woven fabric recycle and preparation method thereof
Technical field
The present invention relates to a kind of nonwoven fabric, relate in particular to a kind of polypropylene non-woven fabric based on the polypropylene non-woven fabric recycle and preparation method thereof.
Background technology
Nonwoven fabric (be called non-weaving cloth again, English: Non woven) be a kind of green product, tough and tensile durable, handsome in appearance, good permeability.Polypropylene (PP) spin laced fabric has low, in light weight, the corrosion-resistant and good chemical stability of cost.The napkin made from polypropylene (PP) spin laced fabric, the tablecloth, WALL CLOTH, carpet, clothes lining etc. have goed deep into people's normal life.The filtering material that polypropylene (PP) nonwoven fabric is made, insulating materials, civil material etc. have become the indispensable engineering material of numerous branchs of industry.In addition, nonwoven fabric also in continuous expansion, is used for mulch film, brooder etc. in application in agriculture.Non-woven technology has filature fleece formation method (being spun-bond process) and meltblown.Spun-bond process polypropylene (PP) nonwoven fabric has good intensity, fusing point is low, density is little, chemical-resistant stability can wait advantage well, is widely used in operating coat, mouth mask, diaper, shopping bag, geotextiles and architectural waterproof material etc.
Polypropylene non-woven fabric needs acrylic resin to have higher melt flow rate (MFR) (MFR) and narrow molecular weight distribution in becoming the cloth process, higher melt flow rate (MFR) helps reducing spinning temperature and spinning, narrow molecular weight distribution can prevent fracture of wire, lousiness, prolongs the assembly cycle.Many researchers study the melt fluidity of acrylic resin and the cloth method that becomes of polypropylene non-woven fabric.Jin Bin and Cui Furong etc. [Jin Bin, Cui Furong etc. molecular weight regulator improves the flowability [J] of Co-polypropylene melt. Shenyang chemical industry, 1998.27 (4)]
By adopting the method for adding molecular weight regulator to regulate the fluidity of molten of Co-polypropylene, investigated of the influence of auxiliary agents such as antioxidant simultaneously to system.Thunder twilight and Guan Yueyue [thunder twilight, Guan Yueyue. slim PET spun-bond process nonwoven manufacturing technique research [J]. non-weaving cloth, 2003,11 (1)] discussed PET spun-bond process non-weaving cloth produce in each sport technique segment to slim PET spun-bonded non-woven quality and Effect on Performance, introduced the process characteristic of producing slim PET spun-bond process non-weaving cloth.[Chinese patent such as Yang Ziran and Zhang Zhiyi, CN01140878.2, a kind of spun-bond process is made technology, its equipment and the polyamide fibre nonwoven fabric product of polyamide fibre nonwoven fabric] be raw material with the polyamide, adopt spun-bond process to make the technology and the equipment thereof of polyamide fibre nonwoven fabric, comprise raw material drying, extrusion molten, filtration, spinning, cooling, drawing-off, the lapping of branch silk, hot rolling and rolling, the polyamide fibre nonwoven fabric product of acquisition.[Chinese patents such as Suzuki Ken one and Songyuan City's hero dawn, CN200580040507.9, polypropylene non-woven fabric and uses thereof] provide outward appearance good and retractility is good, residual deformation is little, with the good polypropylene type nonwoven fabric of TPO cohesiveness, can be effectively as hygienic material etc.Above-mentioned research report does not relate to the recycle polypropylene non-woven fabric and adopts the acrylic resin of polypropylene non-woven fabric reclaimed materials preparation is the feedstock production nonwoven fabric.
Summary of the invention
The present invention aims to provide a kind of polypropylene non-woven fabric and preparation method thereof, pliable and tough, the light weight of this polypropylene non-woven fabric, and it is little to have good retractility, gas permeability, residual deformation.
The said polypropylene non-woven fabric of the present invention adopts acrylic resin, molecular weight regulator preparation, and molecular weight regulator is 0.1%~1.3% of an acrylic resin total amount.
Above-mentioned molecular weight regulator is di-tert-butyl peroxide (DTBP), cumyl peroxide (DCP), tert-butyl hydroperoxide (TBHP), mercaptoethanol, TGA α-Octyl Nitrite, TGA α-Octyl Nitrite.
Above-mentioned acrylic resin is prepared from for adopting polypropylene non-woven fabric to reclaim powder, profax resin granular material, antioxidant, compatilizer and nucleator.The preparation method is as follows:
1. with the classification of polypropylene non-woven fabric goods, cleaning, dry, the pulverizing of reclaiming;
2. polypropylene non-woven fabric is reclaimed powder and profax resin granular material drying, add antioxidant, compatilizer, nucleator then, mix;
3. even compound is added single (two) screw extruder, melt extrude, pelletizing gets acrylic resin after water-cooled.
The mass ratio of each part of acrylic resin is: each part by mass ratio be: polypropylene non-woven fabric reclaims powder 5~50, profax resin granular material 45~95, antioxidant 0.5~2, compatilizer 0.5~6, nucleator 0.2~2.
The said polypropylene non-woven fabric preparation method of the present invention is as follows, and preparation flow is seen Fig. 1:
(1) with the acrylic resin oven dry, adds molecular weight regulator then, stir;
(2) technology that raw material is entered extrusion molten by feed system adopts screw extruder to make raw materials melt and fully mixing.Material after the melting mixing enters measuring pump through melt pipe after removing impurity after filtration, and the melt of fusion evenly accurately is assigned on each spinning station by distribution duct, carries out spinning.Spinning is transported on the net arrangement by a minute silk device after crystallisation by cooling, drawing-off, silk is layered on equably become net on the lace curtaining;
(3) fibre web of completing is admitted to the hot rolling system pressurization and reinforces the formation nonwoven fabric, cools off fast by chill roll then, sends into the up-coiler rolling and gets finished product.
The polypropylene non-woven fabric pliability that the present invention is based on polypropylene non-woven fabric recycle preparation is good, has good ultimate strength, tears brute force, and fibre fineness is between 1~10 dawn.The present invention makes full use of the recovery article of polypropylene non-woven fabric, economizes on resources the protection environment; The polypropylene non-woven fabric of preparing is again the environmentally friendly goods of reusable edible, meet the development thought of recycling economy, and production cost is low, excellent product performance.
Description of drawings:
Fig. 1 polypropylene non-woven fabric preparation flow
The specific embodiment:
The present invention will be further described below by specific embodiment.
Embodiment 1~6: preparation process is seen Fig. 1, and each part consumption sees Table 1.Wherein the preparation method of acrylic resin is as follows: with the classification of polypropylene non-woven fabric goods, cleaning, dry, the pulverizing of reclaiming; Get dried polypropylene non-woven fabric respectively and reclaim powder 580g and profax resin granular material 1360g, add 10g antioxidant, 30g compatilizer, 20g nucleator, mix; Even compound is added single (two) screw extruder, melt extrude, pelletizing gets acrylic resin after water-cooled.
Each amounts of components (unit: g) among table 1 embodiment
Divide Embodiment 1 Embodiment 2 Embodiment 3 Embodiment 4 Embodiment 5 Embodiment 6
Acrylic resin ??2000 ??2000 ??2000 ??2000 ??2000 ??2000
Molecular weight regulator ??10 ??16 ??2 ??22 ??26 ??9

Claims (4)

1. a polypropylene non-woven fabric adopts acrylic resin, molecular weight regulator preparation, and molecular weight regulator is 0.1%~1.3% of an acrylic resin total amount.
2. a kind of polypropylene non-woven fabric according to claim 1 is characterized in that described molecular weight regulator is a kind of of di-tert-butyl peroxide (DTBP), cumyl peroxide (DCP), tert-butyl hydroperoxide (TBHP), mercaptoethanol, TGA α-Octyl Nitrite, TGA α-Octyl Nitrite or several.
3. a kind of polypropylene non-woven fabric according to claim 1, it is characterized in that described acrylic resin is prepared from for adopting polypropylene non-woven fabric to reclaim powder, profax resin granular material, antioxidant, compatilizer and nucleator, the mass ratio of each part of acrylic resin is: each part by mass ratio be: polypropylene non-woven fabric reclaims powder 5~50, profax resin granular material 45~95, antioxidant 0.5~2, compatilizer 0.5~6, nucleator 0.2~2.
4. it is as follows to make the method for polypropylene non-woven fabric according to the formula rate of right 1:
(1) with the acrylic resin oven dry, adds molecular weight regulator then, stir;
(2) technology that raw material is entered extrusion molten by feed system adopts screw extruder to make raw materials melt and fully mixing; Material after the melting mixing enters measuring pump through melt pipe after removing impurity after filtration, and the melt of fusion evenly accurately is assigned on each spinning station by distribution duct, carries out spinning; Spinning is transported on the net arrangement by a minute silk device after crystallisation by cooling, drawing-off, silk is layered on equably become net on the lace curtaining;
(3) fibre web of completing is admitted to the hot rolling system pressurization and reinforces the formation nonwoven fabric, cools off fast by chill roll then, sends into the up-coiler rolling and gets finished product.
CN200910305314A 2009-08-06 2009-08-06 Non-woven fabric based on polypropylene non-woven fabric recycle and preparation method thereof Pending CN101624758A (en)

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CN200910305314A CN101624758A (en) 2009-08-06 2009-08-06 Non-woven fabric based on polypropylene non-woven fabric recycle and preparation method thereof

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Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103214739A (en) * 2013-04-27 2013-07-24 广西鑫深科技有限公司 Special material for automobile bumper and preparation method thereof
CN103374791A (en) * 2013-07-19 2013-10-30 广东树业环保科技股份有限公司 Process for manufacturing non-woven fabric by waste PET (polyethylene terephthalate)
CN104387665A (en) * 2014-11-11 2015-03-04 广西鑫深科技有限公司 Special material for automobile door guard board and preparation method of material
CN104480642A (en) * 2014-12-05 2015-04-01 柳州市威腾汽车配件厂 Preparation technology of non-woven fabrics
CN105963081A (en) * 2016-07-13 2016-09-28 嘉兴学院 Baby paper diaper and manufacturing method thereof
CN106012077A (en) * 2016-05-30 2016-10-12 佛山市保乐进出口贸易有限公司 Additive for producing melt-blown nonwoven fabrics, and use method thereof
CN106336570A (en) * 2016-08-15 2017-01-18 上海俊尓新材料有限公司 Polypropylene material prepared by using polypropylene non-woven fabric recycled material, and preparation and application thereof
CN106938569A (en) * 2017-04-24 2017-07-11 张红星 A kind of processing method of water-proof anti-corrosion coiled material
CN106945361A (en) * 2017-04-24 2017-07-14 张红星 A kind of macromolecular antiseptic loses waterproof roll
CN108570763A (en) * 2018-05-11 2018-09-25 杨杰 A kind of cable production Non-woven fabric offcut recycling processing technology
CN109082775A (en) * 2017-06-13 2018-12-25 杭州富阳雷讯科技咨询服务有限公司 A kind of polypropylene non-woven fabric waste recovery technique
CN109181093A (en) * 2018-06-27 2019-01-11 中广核俊尔(上海)新材料有限公司 A kind of anti-flaming polypropylene material and its preparation method and application
CN111455559A (en) * 2020-04-15 2020-07-28 北京机科国创轻量化科学研究院有限公司德州分公司 Short-process melt-blown non-woven fabric processing technology and device and non-woven fabric
CN112853625A (en) * 2020-12-31 2021-05-28 龙岩东腾再生资源科技有限公司 Environment-friendly recyclable non-woven fabric produced by bags and processing method thereof
CN113771265A (en) * 2021-09-06 2021-12-10 北京化工大学 Waste disposable mask recovery process and separation tank device for separating mask fabric in process

Cited By (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103214739B (en) * 2013-04-27 2015-12-23 广西鑫深科技有限公司 Special material for automobile bumper and preparation method thereof
CN103214739A (en) * 2013-04-27 2013-07-24 广西鑫深科技有限公司 Special material for automobile bumper and preparation method thereof
CN103374791A (en) * 2013-07-19 2013-10-30 广东树业环保科技股份有限公司 Process for manufacturing non-woven fabric by waste PET (polyethylene terephthalate)
CN104387665B (en) * 2014-11-11 2017-04-05 广西鑫深科技有限公司 Automobile door protection panel proprietary material and preparation method thereof
CN104387665A (en) * 2014-11-11 2015-03-04 广西鑫深科技有限公司 Special material for automobile door guard board and preparation method of material
CN104480642A (en) * 2014-12-05 2015-04-01 柳州市威腾汽车配件厂 Preparation technology of non-woven fabrics
CN106012077B (en) * 2016-05-30 2018-06-29 佛山市保乐进出口贸易有限公司 A kind of additive and its application method for producing melt spraying non-woven fabrics
CN106012077A (en) * 2016-05-30 2016-10-12 佛山市保乐进出口贸易有限公司 Additive for producing melt-blown nonwoven fabrics, and use method thereof
CN105963081A (en) * 2016-07-13 2016-09-28 嘉兴学院 Baby paper diaper and manufacturing method thereof
CN105963081B (en) * 2016-07-13 2019-06-25 嘉兴学院 A kind of baby paper diaper and preparation method thereof
CN106336570A (en) * 2016-08-15 2017-01-18 上海俊尓新材料有限公司 Polypropylene material prepared by using polypropylene non-woven fabric recycled material, and preparation and application thereof
CN106945361A (en) * 2017-04-24 2017-07-14 张红星 A kind of macromolecular antiseptic loses waterproof roll
CN106938569A (en) * 2017-04-24 2017-07-11 张红星 A kind of processing method of water-proof anti-corrosion coiled material
CN109082775A (en) * 2017-06-13 2018-12-25 杭州富阳雷讯科技咨询服务有限公司 A kind of polypropylene non-woven fabric waste recovery technique
CN108570763A (en) * 2018-05-11 2018-09-25 杨杰 A kind of cable production Non-woven fabric offcut recycling processing technology
CN109181093A (en) * 2018-06-27 2019-01-11 中广核俊尔(上海)新材料有限公司 A kind of anti-flaming polypropylene material and its preparation method and application
CN111455559A (en) * 2020-04-15 2020-07-28 北京机科国创轻量化科学研究院有限公司德州分公司 Short-process melt-blown non-woven fabric processing technology and device and non-woven fabric
CN112853625A (en) * 2020-12-31 2021-05-28 龙岩东腾再生资源科技有限公司 Environment-friendly recyclable non-woven fabric produced by bags and processing method thereof
CN113771265A (en) * 2021-09-06 2021-12-10 北京化工大学 Waste disposable mask recovery process and separation tank device for separating mask fabric in process

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Application publication date: 20100113