搜索结果: 1-15 共查到“纺织科学技术 polypropylene”相关记录30条 . 查询时间(0.125 秒)
Determination of oxygen permeability of polyethylene and polypropylene nonwoven fabric foils
gas transmisivity equipment construction packaging mulching
2014/2/24
The paper deals with determination of oxygen permeability of the polyethylene and polypropylene foils applied in
mulching and food packaging. The construction of the equipment of measurement of gas ...
Aqueous Processes for Dyeing Generic, Unmodified Polypropylene Fiber
Aqueous Processes Dyeing Generic Polypropylene Fiber
2010/9/20
Acid leuco vat dyeings of polypropylene (PP) fabrics in combinations of a trichromatic series of colorants (red, yellow and blue) plus an orange were performed in order to determine the compatibility ...
Mathematical Modelling of the Pneumatic Melt Spinning of Isotactic Polypropylene. Part III. Computations of the Process Dynamics
melt blowing air-drawing nonwovens polypropylene modelling
2009/6/17
Computer simulation of the pneumatic melt spinning of isotactic polypropylene based on the mathematical model of the process is presented. Two dynamic zones of the air jet-filament interactions along ...
The In.uence of Processing Parameters on the Supermolecular Structure of Isotactic Polypropylene in PP/LDPE Blends
isotactic polypropylene polymorphs blends processing
2009/6/16
In order to analyse the effect of the addition of low-density polyethylene (LD-PE) on the
polymorphic transformation in isotactic polypropylene (iPP), structure studies of iPP/LDPE
blends have been ...
Mathematical Modelling of the Pneumatic Melt Spinning of Isotactic Polypropylene. Part II. Dynamic Model of Melt Blowing
melt blowing of nonwovens modelling of melt air-drawing dynamic functions in melt air-drawing
2009/6/15
Mathematical Modelling of the Pneumatic Melt Spinning of Isotactic Polypropylene. Part II. Dynamic Model of Melt Blowing.
Abrasion Properties of Polypropylene/Polyamide 6 Blend Fiber
Abrasion property Blend fiber Polypropylene Polyamide6
2009/4/29
In industrial materials, tribological properties of fibers are one of very important practical properties. To make high abrasion resistance fibers, Polypropylene/Polyamide 6 (hereafter “PP/PA6”) ble...
Electret Properties of Nonwoven Polypropylene Fabric by Streaming Electrification
Electret Streaming electrification Polypropylene nonwoven fabric
2009/4/22
Conventional electret polypropylene nonwoven fabrics were made by corona discharging method. The both outer surfaces of the nonwoven fabrics had a lot of charge, but the inner parts of the nonwoven f...
Melt-Electrospinning of Polypropylene/Poly(ethylene-co-vinyl alcohol) Core/sheath Composite Fibers
Polypropylene Poly (ethylene-co-vinyl alcohol) Melt-electrospinning Laser melting
2009/4/13
Rodlike samples were made from Polypropylene (PP)/Poly(ethylene-co-vinyl alcohol) (EVOH) core/sheath composite fibers. From these rodlike samples, ultra thin fibers were produced using a melt-electr...
Characterization of Fibers Produced from Blends of Polybutylene and Polypropylene
Fibers Produced Polybutylene
2009/3/6
Blends of polybutylene (PB-1) and polypropylene were used to produce fibers at spinning speeds of 800-2100 m/min. Concentrations ranged from 0% PP to 100% PP. The stress-strain behavior of the resulta...
Interferometric Studies for the Annealing Effects on the Necking Deformation along Polypropylene Fibers
Necking Deformation Polypropylene Fibers
2009/3/5
An automated multiple-beam Fizeau fringes in transmission technique was used with a fiber-drawing device to detect necking deformation along polypropylene (PP) fibers axis under different conditions o...
Mathematical Modeling of Pneumatic Melt Spinning of Isotactic Polypropylene. Part. I. Modeling of the Air Jet Dynamics
fiber spinning melt blowing nonwoven computational fluid dynamics turbulence
2009/2/19
In this series of publications, the process of nonwoven melt blowing of ultra-fine fibers is presented. The process starts in the dual slot die where two converging air jets draw the molten polymer st...
Surface Modification of Polypropylene Nonwoven after Plasma Activation at Atmospheric Pressure
polypropylene nonwovens ambient air plasma plasma activation
2009/2/16
Polypropylene non-woven fabrics were activated by an atmospheric-pressure plasma treatment in ambient air using a novel plasma source. Subsequently, the plasma activated samples were coated by a nanos...
Polypropylene Fibres Modified by Polyvinyl Alcohol and Nanoadditive. Structure and Properties
modified fibres polypropylene polyvinyl alcohol Cloisite 15A
2009/2/16
The modification of polypropylene (PP) by nanoadditives (NA) is an effective way to prepare the fibres with advanced properties for textile and technical application. The modification of polypropylene...
Supermolecular Structure of Polypropylene Fibres Modified by Additives
polypropylene fibre supermolecular structure crystallisation flame retardant
2009/2/16
The most common procedure for the modification of polypropylene fibre involves adding additives, which are incorporated into polymer by physical means during fibre formation. Particles of the additive...
Rheological Behaviour of Polypropylene/Boehmite Composites, Structure and Properties of Hybrid Fibres
polypropylene composites nanofiller thermal properties mechanical properties
2009/2/16
In this paper, the effect of the re-melting and kneading of polypropylene (PP)/Boehmite composites in a twin-screw extruder on their rheological properties and spinning as well as the effect of the un...