What is the current supply and demand situation of domestically imported PP polypropylene filament non-woven fabrics?

What is the current supply and demand situation of domestically imported PP polypropylene filament non-woven fabrics?

Due to the large gap between supply and demand of polypropylene in my country, in recent years, most new large-scale oil refining, ethylene co-production projects and coal-olefin projects have been equipped wit…

Is ptfe waterproof and breathable membrane really waterproof?

Is ptfe waterproof and breathable membrane really waterproof?

In fact, a truly waterproof and breathable membrane should be highly breathable, resistant to high temperatures, anti-aging, and have a hydrostatic pressure of more than 2 meters. The production process should …

Why are imported PP polypropylene filament non-woven fabrics widely used?

Why are imported PP polypropylene filament non-woven fabrics widely used?

In recent years, the rapid development of my country’s packaging, electronics, automobile and other industries has greatly promoted the development of my country’s industry. And because imported PP …

What can ptfe base tape membrane be used for?

What can ptfe base tape membrane be used for?

The ptfe baseband membrane is a three-dimensional mesh with no through holes and a cross microporous structure. This film can capture most dust particles so that dust cannot enter the membrane through the surfa…

What are the raw materials of imported PP polypropylene filament non-woven fabric?

What are the raw materials of imported PP polypropylene filament non-woven fabric?

The raw material is polypropylene (PP), which is a colorless, odorless, non-toxic, translucent solid material. Polypropylene (PP) is a thermoplastic synthetic resin with excellent properties. It is a colorless,…

What is the performance of ptfe base film?

What is the performance of ptfe base film?

The ptfe base tape membrane is made of dispersed ptfe resin powder as raw material and stretched through a series of special processes. It has a fibrillar microporous structure with a porosity of more than 85% …

What kind of material is the ultrafiltration wet-laid non-woven fabric imported from Japan?

What kind of material is the ultrafiltration wet-laid non-woven fabric imported from Japan?

Japanese imported ultrafiltration wet-laid non-woven fabric is a polyester fiber composite non-woven fabric used for the ultrafiltration membrane support layer, which includes 80-90 parts by weight of ultra-fin…

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What are the production processes of ptfe waterproof and breathable membrane?

What are the production processes of ptfe waterproof and breathable membrane?

There are three main types: 1. Cast lamination. This process is to use plastic particles to heat-melt and then rely on the viscosity of the plastic itself to compound. The disadvantage is that it is almost airt…

What material is the ptfe base film?

What material is the ptfe base film?

The ptfe base tape membrane has a fibrillar microporous structure, and the porosity can reach more than 88%. There are 1.4 billion micropores per square centimeter, and the pore size ranges from 0.1um to 0.5um.…

What is the material of ptfe waterproof and breathable membrane?

What is the material of ptfe waterproof and breathable membrane?

The technology of ptfe waterproof and breathable membrane was first introduced from European and American countries. However, the production processes of domestic products are diverse, and the quality of produc…


 
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