Design of electret polypropylene melt blown air filtration material

Electret characteristics of melt‐blown polylactic acid fabrics for

2019/07/31Melt-blown PLA electret fabrics have become attractive materials for air filter applications. Its filtration performance mainly depends on the electrostatic effect originating from electrets. How to improve their electret behavior and then Get price

The Material of Mask

The higher the melt index of polypropylene, the finer the fibers will be and the better the filterability of the melt blown cloth will be. This article is an original article for CLI Inspection, who is committed to providing high-quality product inspection technology and know-how sharing for global importers and retailers to make imports safer. Get price

Supply FFP2 Water Electret Melt Blown non woven fabrics

Width: 175mm,240mm,260mm, customized. 2. Melt blown fabrics production line: Melt blown cloth is a very core material for masks. Melt blown cloth is mainly made of polypropylene, and its fiber diameter can reach 1 to 5 microns. There are many voids, fluffy structure and good anti-wrinkle ability. The ultra-fine fibers with unique capillary Get price

Melt

The melt-blown is made of polypropylene through the procedure of melt, filtration, measurement, spinning, cooling, and formation. Our company is equipped with three automatic melt-blown manufacturing lines with a width of 1600mm PLC system. Besides, the melt-blown manufacturing lines are combined with water electret technology to achieve Get price

Correlation between charge decay and solvent effect for melt

2014/08/01The melt-blown polypropylene(PP) electret fabrics are widely used as air filter media because of its high filtration efficiency, low pressure drop and outstanding filtration performance especially for the particles in the range of 0.05–3, . Get price

Fabrication of Polypropylene

Air filtration materials such as protective masks can protect humans from airborne pathogens; however, most of the existing protective filtration materials are aimed to intercept bacteria. Therefore, in this work, modified polypropylene- (PP-) based melt-blown nonwovens with antibacterial property were prepared for reducing the infection rate during the filtering process. Firstly, an iN/i Get price

PP Meltblown Nonwoven Fabric making machine from China

The core device for melt-blown fabric, improves the filtering rate GPM Machinery has recently developed the M Melt-blown Non-Woven Fabric Production Line. The main usages of melt-blown fabric are medium-efficiency and sub-high-efficiency filtration, including air filtration, sanitary filtration, and dust mask production, etc. Get price

Fabrication of Polypropylene

Air filtration materials such as protective masks can protect humans from airborne pathogens; however, most of the existing protective filtration materials are aimed to intercept bacteria. Therefore, in this work, modified polypropylene- (PP-) based melt-blown nonwovens with antibacterial property were prepared for reducing the infection rate during the filtering process. Firstly, an iN/i Get price

30KV/60KV Melt

Therefore, compared with ordinary melt-blown production lines, the production of melt-blown production lines for air filtration materials needs to add electret masterbatch such as tourmaline particles to the production material polypropylene (PP), and increase its PFE or BFE filterability by means of electrostatic electrets. Specifications: 1. Get price

Effect of Electret Process Parameters on Filtration

With the spread of the novel coronavirus, masks become daily necessities, and their protective effect mainly depends on the core materials, so improving the performance of the core material polypropylene melt-blown nonwoven fabric has become the current research hotspot The filtration performance of PP melt-blown nonwoven fabric mainly depends on the electret process parameters The electret Get price

The role and advantages of Polypropylene meltblown electret

2020/07/16Polypropylene meltblown electret masterbatch can increase the density and depth of the charge trapping energy trap in melt blown nonwoven fabric,effectively release negative ions and store charge to improve the comprehensive filtration effi Get price

Melt Blown PP Granules MFI 1500

Melt Blown PP Granules MFI 1500 Melt-Blown PP material is a special raw material for melt-blown non-woven fabrics.It is made of high-quality polypropylene as the basic raw material and is produced by international leading processing technology which has stable fluidity,narrow molecular weight distribution, low ash content,no other product residue, excellent spinning performance and other Get price

Charge trapped mechanism for semi‐crystalline polymer

For example, melt-blown polypropylene (MBPP) electret fabric is highly concerned and has become the leading material for air filtration because of its remarkable ability to capture the particulate with aerodynamic equivalent β.5 Get price

Electret Masterbatch_Polypropylene Melt

Overview It is made of polypropylene melt-blown material with high melting index as the carrier, and it is made of perfect dispersed composite electret material with special process that can control rheology. The non-woven fabric mainly used for air filtration has very excellent polarity and electricity retention performance, which helps to adsorb fine particles Get price

Meltblown Fabric

2021/03/04Water Static/Water Electret MeltBlown Fabric for Face Mask: Compared with other types of melt-blown fabric, water electret meltblown fabric is a high-pressure water pump that delivers pure water to the nozzle, and the fan-shaped nozzle sprays the melt-blown fabric. Get price

Correlation between charge decay and solvent effect for melt

2014/08/01The melt-blown polypropylene(PP) electret fabrics are widely used as air filter media because of its high filtration efficiency, low pressure drop and outstanding filtration performance especially for the particles in the range of 0.05–3, . Get price

Why do the meltblown fabrics you produce always fail to meet

2020/04/21The non-woven fabric produced by the melt-blown method has 35% filtration performance itself, and the filterability can be increased to 95% after electret treatment. Factors affecting the quality of meltblown cloth MFI of polymer raw materials Meltblown cloth is the best barrier for masks. Get price

Design of Polypropylene Electret Melt Blown Nonwovens with

A superior electret melt blown filtration material with a high filtration efficiency of 99.65%, low pressure drop of 120 Pa, and satisfactory filtration efficiency stability was produced after three cyclic charging times. The excellent Get price

Design of Polypropylene Electret Melt Blown Nonwovens with

2020/10/13A superior electret melt blown filtration material with a high filtration efficiency of 99.65%, a low pressure drop of 120 Pa, and a satisfactory stability was produced after three cyclic charging times at an air velocity of 14.1 cm/s and Get price

Why do the meltblown fabrics you produce always fail to meet

2020/04/21The non-woven fabric produced by the melt-blown method has 35% filtration performance itself, and the filterability can be increased to 95% after electret treatment. Factors affecting the quality of meltblown cloth MFI of polymer raw materials Meltblown cloth is the best barrier for masks. Get price

Study on correlation of filtration performance and charge

2015/08/28Melt-blown polypropylene (PP) electret fabrics are widely used as air filter media due to the specific mechanism of electrostatic filtering. In this article, two additives, stearate and modified rosin, are doped to PP fabrics Get price

PP MELT BLOWN FABRIC MAKING MACHINE

Tongwei Machinery has recently developed the TongweiM Melt-blown Non-Woven Fabric Production Line which is the most cost effective solution for making high quality PP melt-blown fabric. The main usages of melt-blown fabric are medium-efficiency and sub-high-efficiency filtration, including air filtration, sanitary filtration, and dust mask production, etc. Get price

Design of Polypropylene Electret Melt Blown Nonwovens with

Electret filters are widely used in particulate matter filtration due to their filtration efficiency that can be greatly improved by electrostatic forces without sacing the air resistance. However, the attenuation of the filtration efficiency remains a challenge. In this study, we report a novel strategy for producing an electret melt blown filter with superior filtration efficiency Get price

Optimization of Processing Parameters for Particle Filtration

2021/03/03Polypropylene melt-blown fabric as the core filter materials plays an important role in manufacturing civil and medical epidemic prevention products. The aim of this study was to optimize and control the particle filtration efficiency and apparent surface quality of the melt-blown fabric from the perspectives of electret masterbatch composition and processing parameters. Magnesium stearate Get price

Effect of Electret Process Parameters on Filtration

2020/07/18Effect of Electret Process Parameters on Filtration Performance of Polypropylene Melt-Blown Nonwoven Fabric Yong Zhang 1 Published under licence by IOP Publishing Ltd Journal of Physics: Conference Series, Volume 1622, 6th Annual International Workshop on Materials Science and Engineering 17-18 July 2020, Jinan, Shandong, China Citation Yong Zhang 2020 J. Phys.: Conf. Ser. Get price

The Preparation and property of poly(lactic acid)/tourmaline

2014/02/20Haifeng Zhang, Jinxin Liu, Xing Zhang, Chen Huang, Xiangyu Jin, Design of electret polypropylene melt blown air filtration material containing nucleating agent for effective PM2.5 capture, RSC Advances, 10.1039/C7RA10916D, 8, Get price

Design of Polypropylene Electret Melt Blown Nonwovens with

A superior electret melt blown filtration material with a high filtration efficiency of 99.65%, low pressure drop of 120 Pa, and satisfactory filtration efficiency stability was produced after three cyclic charging times. The excellent Get price

Design of Polypropylene Electret Melt Blown Nonwovens with

Electret filters are widely used in particulate matter filtration due to their filtration efficiency that can be greatly improved by electrostatic forces without sacing the air resistance. However, the attenuation of the filtration efficiency remains a challenge. In this study, we report a novel strategy for producing an electret melt blown filter with superior filtration efficiency Get price

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