PSI MEMBRANE®Pro-BW brackish water membrane ,Ingeniously crafted with cutting-edge Thin Film Nanocomposite (TFN) technology, these membranes excel in the treatment of reclaimed wastewater, surface water, and challenging well waters. treatment and feed Waters total dissolved solids (TDS) varying from 2000 ppm to 8000 ppm.
Key features:
Unparalleled flux production:This membrane effortlessly provides superior water quality with higher rejection rates and improved flow dynamics compared to conventional membrane technologies.
Remarkable anti-fouling resistance:Its enhanced anti-fouling capabilities significantly minimize the impact of microorganisms and inorganic fouling.
Outstanding chemical cleaning resistance:Exceptional resistance to chemical cleaning ensures long-term operational stability and durability.
Key applications:
Perfect for industrial applications across sectors like Electronics, Power, Petrochemical, Refinery, and the Food and Beverage industries.
Also ideal for Municipal water purification needs.
| Product |
Effective Membrane area
ft² (m²) |
Feed spacer thickness (mil) |
Product Flow Rate
g p d( m ³/d) |
Stable Salt Rejection
(%) |
Minimum Salt Rejection
(%)
|
| Pro-BW-2521 |
14(1.3) |
32 |
350(1.2)
|
99.5 |
99.2 |
| Pro-BW-2540 |
28(2.6) |
32 |
750(2.8)
|
99.5 |
99.2 |
| Pro-BW-4021 |
36(3.3) |
32 |
1000(3.8)
|
99.5 |
99.2 |
| Pro-BW-4040 |
85(7.9) |
32 |
2600(9.8) |
99.5 |
99.2 |
| Pro-BW-8040 |
400(37) |
32 |
10500(39.7) |
99.5 |
99.2 |
| Pro-BW-8040 |
440(40) |
28 |
12500(47.3) |
99.5 |
99.2 |
1. The product flow rate and impressive 99.5% salt rejection rate have been meticulously derived from the following precise test conditions:
Under standardized testing, the feed water concentration was set at 2000 ppm as NaCl, with a feed water pressure maintained at 225 psi (1.55 MPa). The feed water temperature was held at a steady 77°F (25°C), and a recovery rate of 15% was achieved for each single membrane, ensuring optimal performance.
2. Product flow variation range: a precise +/-15%.
Operating Conditions:
| Operating Limits |
Unit |
Value |
| Maximum operatingpressure |
psi(bar) |
600(41) |
| Maximumfeed water temperature |
°F(°C) |
113(45) |
| Maximum pressure drop |
bar |
1 |
| ContinuousoperationpH range |
|
2~11 |
| Cleaning PH range |
|
1~13 |
| Maximum feed watere SDl15 |
|
5 |
| Maximum influent turbidity |
ntu |
1 |
| Maximum residual chlorine concentration of influent |
ppm |
<0.1 |
SIZE: mm
| Model |
A |
B |
C |
| Pro-BW-2521 |
533 |
61 |
19 |
| Pro-BW-2540 |
1016 |
61 |
19 |
| Pro-BW-4021 |
533 |
100 |
19 |
| Pro-BW-4040 |
1016 |
100.3 |
19.1 |
| Pro-BW-8040 |
1016 |
200 |
28.6 |
| Pro-BW-8040 |
1016 |
200 |
28.6 |
Industrial Sector Applications
Proshare Innovation Suzhou Co., Ltd. Proshare Innovation Suzhou Co., Ltd. has garnered a wealth of invaluable expertise through its dedication to providing state-of-the-art technical solutions across various industrial landscapes. Our cutting-edge advancements ensure access to utterly pure water, pivotal for diverse industrial processes, efficient wastewater treatment, innovative reuse strategies, and resource recycling to bolster sustainability.
Our engagement spans across major industrial sectors, encompassing petrochemical innovations, advanced mining techniques, extracting lithium from salt lakes, pioneering lithium iron phosphate and lithium battery recycling, semiconductor advancements, transformative seawater desalination, innovative reclaimed water solutions, leachate treatment, synthetic biology, copper foil production, pharmaceutical advancements, and power industry applications.
Additionally, our expertise extends to applications such as feeding steam boilers, optimizing food and beverage processing including mineral water bottling, crafting soft drinks and juices, enhancing painting line efficiency, supporting dairies and ice cream production, improving laundries operations, aiding hospitals, streamlining textile manufacturing, refining mechanical industries, and fortifying steel companies.
Hospitality and Seawater/Brackish Water Desalination Solutions
Proshare's extensive experience in cutting-edge desalination technology is also revolutionizing water supply for civil use in hotels and touristic resorts. With a critical need for fresh water, our R.O. seawater or brackish water desalination solutions offer a robust alternative, meeting the rising water demands of rapidly expanding touristic zones, ensuring ample capacities and supporting infrastructure growth.
Agricultural and Farming Solutions
Water is a cornerstone of maintaining optimal animal health and performance on farms, from cattle to chickens, sheep to pigs. The quality of water is as crucial as its quantity in promoting desirable growth and productivity in livestock.
Farm water sources are varied, originating from water wells, municipal networks, to a lesser extent, rivers, and other surface sources.
Excluding chlorine-rich municipal networks, alternative water sources often harbor high levels of dissolved solids, suspended particles, and harmful pathogens. Reverse osmosis technology stands as the superior solution, effectively mitigating these negative impacts. Contaminated farm water must undergo rigorous treatment to eliminate harmful substances, ensuring safe water for animals.
Municipal and Civil Applications
We deliver forward-thinking and adaptable solutions for efficient and eco-friendly wastewater and effluent management. Our comprehensive array of patented technologies, coupled with expertise from national-level experts and scientific research institutions, offers municipalities peace of mind amidst stringent health and environmental regulations. By continuously refining our sanitation systems, informed by systematic ground feedback, we strive to achieve superior standards.
Our expertise in sewage treatment is integral to supporting your sustainable development goals. As a frontrunner in sustainable endeavors, we offer an extensive range of innovative solutions, including:
Advanced Sanitation Technologies
Efficient Recovery of Reusable Materials from Wastewater
Successful Cases Reference
Proshare PSI MEMBRANE Desalination RO Membrane Serves Desalination in Cruise Ship
In the realm of international luxury cruise ships, the application of desalination membranes has traditionally seen a few dominant international brands. As cruise ships journey through varying waters, the quality of feedwater such as salinity and temperature continuously changes. Consequently, membranes must be versatile, adapting seamlessly to these diverse conditions while maintaining stable water production to fulfill the demanding needs of ocean-going vessels.
The PSI MEMBRANE Pro-HR-SW seawater desalination membranes have distinguished themselves with exceptional performance, excelling in both desalination rate and consistent water production. The water quality achieved by these membranes meets and surpasses the rigorous standards set by luxury cruise ships.
This outstanding achievement led to the retrofit of desalination membranes on three additional luxury cruise ships. Proshare's remarkable success has positioned it as the pioneering national brand to secure international orders for luxury cruise ship desalination RO membranes.
A Complete Water Treatment Plant for Generating Ultra-pure Water in Semiconductor Industry
It is widely acknowledged that the requirements for electronic-grade ultra-pure water in membrane desalination are exceedingly high, with very few brands capable of meeting these stringent criteria.
Capitalizing on Proshare's groundbreaking TFN membrane technology and the TsingXi team's extensive expertise in the water treatment industry, our complete water treatment plant solutions deliver remarkable rejection performance for salt, boron, and TOC. The system's water production aligns perfectly with the semiconductor industry's stringent water requirements.
This encouraging outcome enabled us to secure the electronic ultra-pure water treatment project for a prestigious Japanese listed company.
Proshare Tailor made TFN special acid-resistant and high-pressure membranes for Wastewater Treatment in Petrochemical / Refining Truly Achieve Zero Liquid Discharge
Proshare Tailor made TFN special acid-resistant and high-pressure membranes separation and concentration device for wastewater treatment containing ammonium sulphate desulphurisation, achieving wastewater concentration up to 40 times with ammonium sulphate concentration of ≥ 20% in the concentrated water. This significantly cuts energy consumption in subsequent evaporation and crystallization processes, leading to substantial cost savings for users. The resulting water quality meets the China Petroleum and Chemical Corporation corporate standard Q/SH 0628.2-2014 for circulating water make-up, enabling true zero wastewater discharge.
This positive result has attracted further orders from other subsidiaries within the group.
This membrane technology is also applicable to other scenarios involving high-temperature, highly acidic wastewater containing ammonium sulphate, such as in the energy, refining, chemical, and metallurgical industries. The latest advancements in ammonia desulphurisation technology, coupled with carbon capture, support the evolution of new energy consumption and the development of a green industry chain, aligning perfectly with the national 'dual-carbon policy.
Proshare TFN-SEP Customized NF Membrane Dramatically Increases Lithium Permeate Rate up to 96.6%,with a retention rate of Mg2+ exceeding 99%,and a retention rate for Ca2+ surpassing 98%
Addressing the Technical Bottlenecks of Membrane Separation (Nanofiltration/Reverse Osmosis) in Lithium Extraction from Salt Lakes, often confronted by membrane fouling,low selectivity<80%,high energy consumption accounts for 30%-40% of total cost,short membrane lifespan 2-3years.
Proshare PSI MEMBRANE TFN-SEP Customized NF /RO Membrane
demonstrated superior performance data in an lithium extraction project located in Lakkor Tso Salt Lake ,Tibet.China:
With only 2 stage Nanofiltration process +1 stage RO given production water with Mg2+ 2.9mg/L, Ca2+ 2.25mg/L. retention rate of Mg2+ > 99%, retention rate Ca2+ > 98%, lithium permeate rate 96.6%, the flux close to 20LMH under the operating pressure of 1MPa.Proven membrane technology is environmentally and economically friendly and improves product purity and quality .
Proshare Groundbreaking Advancements by Our Team in Pioneering Next-Gen Reverse Osmosis Technology
Proshare Our visionary team has crafted a revolutionary new generation of reverse osmosis membranes. Utilizing cutting-edge polymer interface nano-self-assembly technology, we have transcended the confines of traditional membrane development with these two pivotal breakthroughs:
Revolutionary Ultra-Thin Separation LayerThrough the utilization of advanced polymer interface nanotechnology, our team has successfully minimized the separation layer's thickness to a remarkable degree-at least three times thinner than conventional polyamide films, which were previously capped at 100 nm. This monumental development dramatically augments water flux and ushers in a new era of permeability excellence.
Unparalleled Enhanced PerformanceBy incorporating cutting-edge nanoparticles and exclusive hydrophilic polymers, we have achieved groundbreaking improvements in the membrane's hydrophilicity, anti-fouling prowess, durability, and resistance to oxidation.
When compared to conventional polyamide reverse osmosis membranes, Prosharehas achieved remarkable breakthroughs across four fundamental dimensions:
Innovation in Self-Assembled Nanocomposite Films
Through precise nano-scale control and innovative nano-doping modification, we are able to craft ultra-thin, meticulously ordered separation layers using polymer interface nanotechnology. This innovative method surpasses the current challenges faced by conventional polyamide membranes in terms of thickness consistency and material diversity.
Enhanced Water Flux Coupled with Enhanced Energy Efficiency
By perfecting the layer-by-layer self-assembly process, we exert precise control over the functional layer thickness, achieving a remarkable 3-fold reduction compared to traditional membranes. This technological advancement results in more than triple the water flux while ensuring a 30% reduction in energy consumption.
Innovative Polymer Materials Offering Superior Chemical Stability
Moving beyond the conventional polyamide approach, our team employs state-of-the-art hydrophilic polymers, such as modified polysulfones, and ceramic-organic hybrids. These cutting-edge materials showcase outstanding resistance to oxidation (withstanding exposure to 10 ppm of chlorine) as well as remarkable pH tolerance (remaining stable across a pH range of 1 to 12).
Advanced Anti-Fouling Surface Engineering
Our superhydrophilic surface, boasting a contact angle of less than 10°, combined with robust nanoparticle reinforcement, decreases organic fouling potential by 50%. This results in an extension of chemical cleaning cycles from 3 months to 6 months, and a 40% reduction in maintenance expenses.
Proshare Innovation Suzhou Co., Ltd. is committed to excellence and sustainability, as demonstrated by our prestigious certifications. We proudly hold the Health & Safety Management System Certificate, a testament to our dedication to a safe and secure working environment. Our Environmental Management System Certificate underscores our commitment to eco-friendly practices, while our ISO9001 Quality System Certificate guarantees superior quality management across all operations.
Our innovative spirit is reflected in our groundbreaking patents. We hold an Invention Patent for membrane production, highlighting our cutting-edge technology in creating high-performance filtration solutions. Additionally, our Invention Patent for a multi-layer RO membrane showcases our leadership in advanced RO system development. Proshare Innovation Suzhou Co., Ltd. proudly adheres to the strictest standards of safety and environmental responsibility with our RoHS Compliance Certificate, ensuring our products are free from hazardous substances and safe for a sustainable future.
Proshare Innovation Suzhou Co., Ltd. is a national high-tech enterprise specializing in the R&D and industrialization of third-generation thin-film nanocomposite (TFN) membranes for reverse osmosis (RO), nanofiltration (NF), and material separation applications. Founded in 2017 by a team of overseas-returned doctoral experts led by Dr. Lin Xiaofeng, a recipient of national-level talent programs, the company has emerged as China's sole domestic manufacturer of TFN membranes.
Core Competencies
Technological Innovation: Pioneered the application of TFN technology to nanofiltration membranes, achieving fully independent R&D and localized production of both membranes and manufacturing equipment.
Intellectual Property: Holds over 31 patents, with membrane performance reaching internationally leading standards and replacing monopolized foreign products.
Production Capacity: Operates a 2,000 m² R&D facility and a 15,000 m² production base.
Funding: Completed Pre-A Round (2023) and A Round (January 2025) financing, backed by Suzhou Industrial Park Science Innovation Fund and Yong Sheng Capital.
Market Recognition: Designated as a preferred supplier for listed environmental engineering firms and state-owned enterprises.
Leadership:Dr. Lin Xiaofeng, a Ph.D. graduate from the University of Strasbourg (France), has been recognized with provincial and national talent awards (e.g., Suzhou Leading Talent, Jiangsu Dual Innovation Talent) and leads the company's R&D breakthroughs in TFN membrane industrialization.
WHY US?
FAQ:
(1) Q: Why Choose Our Company?
A:Complete water treatment solutions
Provide customer revolutionary (Thin Film Nanocomposite) TFN membrane sheet ,membrane element and water treatment system solutions.
A:Customization capabilities
Backup by national expert teams and Tsinghua University Suzhou Environmental Innovation.
A:Ensuring quality and delivering worth.
Not only do our premium solutions ,but can also provide significant ROI for customers,We provide training, support, and services, and bring our local expertise to global markets.
A:Collaborating with our customers
Our inspiration comes from our customers and what they do every day to provide the most valuable source of hope -clean water.Thriving together for a water-optimized world.
(2)Q: Are you a manufacturer or Trade Company?
A: We are a professional manufacturer holding our own International Trade Department, for that we can better understand customer's needs and offer a reasonable price.
(3) Q: How's the after-sale service?
A: We offer engineers available to service overseas under merchandiser's supervision and translation.
(4) Q: How about the quality?
A: The main sub-assembly and raw materials are all supplied by large companies. Key parts are research and developed by our own staff. Professional assembly line work and strict quality test system can ensure your high quality requirement.
(5) Q: Product /Quality Guarantee and After Sale Service?
A: Enjoy peace of mind with our 1-year warranty, compliant with International standards. Our dedicated team stands ready to assist you 24/7, ensuring all your queries about our machine are promptly addressed.
(6) Q: Certification?
A: Tsingxi proudly holds prestigious certifications including ISO9001, ISO14001, and ISO45001, reflecting our commitment to quality and environmental management. Our products are meticulously crafted to align with the rigorous technical standards of 3C and CE, and are officially certified by the Industry Administration Authority. Tsingxi is dedicated to continuously enhancing its capabilities to emerge as a formidable high-tech leader in the global water treatment sector.
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