Protective fibers for medical and health purposes
Electrospun polyimide nanofiber aerogel films
The preparation technology
First synthesis of molecular chain segments and soft two different copolymerization polyamide acid, and configured to two kinds of suitable for electrostatic spinning dope, electrostatic spinning technology, nano fiber made by different thickness of polyamide acid membrane, finally through to the solvent, adhesive, fiber and amination, finalize the design, membrane swelling and other heat treatment processing, made hole rate reached 95-98% of the aerogel film.
The main specifications
Thickness: 40 ~ 200 m
Width: 900 ~ 2000m
Length: > 500m
Standards and Certification
Electrospinning Polyimide Nanofiber Aerogel
(Q/PI001-2020)
Fiber properties and product characteristics
High filtration efficiency, large specific surface area, good air permeability and electrostatic adsorption
High strength, abrasion resistance, water - boiling water resistance, long service life
High and low temperature resistance, chemical solvent resistance, radiation resistance, good biocompatibility
Essential flame retardant, low thermal conductivity with thermal insulation effect
Dyeing: bright yellow, red, green, blue, black and other colors can be dyed. It is recommended that the temperature of dyeing and thermal setting do not exceed 200℃.
source: China Fibres Fashion Trends