2. 4
Quality Control
Customized Service
Cost Saving
Hangzhou Deefine Filtration Technology Co., Ltd is
National High-Tech Enterprise focusing on R&D, manu-
facturing and marketing high polymer microporous
membrane products and systems.
Our products cover high flow cartridge filter, pleated
membrane filters, capsule filters, rolled depth filters,
lenticular filter modules and filter membranes. Deefine
is one of the manufacturers with the most abundant
product lines in the world with more than 72 types of
1000 products.
We provide innova-
tive solutions to help
customers to improve
product quality.
“
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Driven by improvement of precision
membranes, our products are sold
around the world, covering more than
40 countries and regions in Europe,
Americas and Asia.
Among the materials, our Nanofiber
has been tested and proven to reach
advanced world standard by high end
clients in Europe and America, which
could compete with top materials
abroad.
3. 产品目录
Contents Quality Control
Customized Service
Cost Saving
Leading innovation
Creating specialty
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26
30
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33
34
40
42
Wet Etch, Bulk Chemical
Manufacturing and Cleaning
CMP Slurry Filtration
Photoresist Filtration
Electroplating Solutions Filtration
Capsule Filter For ODF of LCD
18M Ultrapure Water Filter
Stainless Steel Gas Filters
Capsule Filters
Chemical Filter Housing
PFA Processing Services
Particles, gels and metals could
cause different suface defect of
products.
The high cost of late defects in
electronic euqipments makes it
necessary to control the contamina-
tion of particles, gels or metals.
Filters is an important line of
defence to prevent wafer and
substrate from contamination.
Deefine provde a wide range of
solutions to meet your requirements
of productivity and reliability.
We provide innovative
solutions to help improve
product quality.
01 02
ISO9001:2015 certificated
manufacturer & all products are
made in 2000m² clean room.
Deefine provides rapid and
professional technical services and
customized products to help users
solve problem.
With our best quality products
and professional services, deefine
could provide the most cost-saving
filtration solutions.
Bubble point tester
Turbidity tester
Air permeability tester
Scanning Electron Microscope(SEM)
Flow rate/DP tester
Inline particle tester
Membrane pore size analyzer
Laboratory
