PSI MEMBRANE®Pro-BW brackish water membrane ,leveraging cutting-edge Thin Film Nanocomposite (TFN) technology, these membranes excel in treating reclaimed wastewater, surface water, and challenging well waters for enhanced treatment and feed processes Waters with total dissolved solids (TDS) ranging from 2000 ppm to an impressive 8000 ppm.
Key features include:
Superior flux production:Guarantees consistent water quality with higher rejection rates and flow compared to conventional membrane technologies.
Outstanding anti-fouling resistance:Advanced anti-fouling protection significantly diminishes the risks posed by microorganisms and inorganic fouling.
Exceptional resistance to chemical cleaning:Remarkable performance in cleaning resistance ensuring long-term stability and unparalleled durability.
Key applications encompass:
Perfectly suited for industrial applications in sectors such as Electronics, Power, Petrochemical, Refinery, and Food and Beverage industries.
Municipal water purification solutions.
| 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 performance metrics for our product's flow rate and salt rejection rate are meticulously evaluated under these standardized test conditions:
Under controlled conditions: Feed water concentration at 2000 ppm NaCl, operating at a feed water pressure of 225 psi (1.55 MPa), with a precise feed water temperature of 77 °F (25 °C). Efficient recovery rate stands at 15% for each individual membrane, showcasing remarkable performance.
2. Product flow delivers exceptional consistency with a variance range of merely +/-15%;
Operating Condition:
| 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 |
Industry Applications
Proshare Proshare has garnered invaluable expertise by offering cutting-edge technical solutions tailored for the industrial sector. We understand the critical need for absolutely pure water in a variety of industrial processes, from wastewater treatment and reuse to resource recycling.
Our expertise spans across major industry sectors such as petrochemical, mining, lithium extraction from salt lakes, lithium iron phosphate & lithium battery recycling, semiconductor manufacturing, seawater desalination, reclaimed water processing, leachate treatment, synthetic biology, copper foil production, pharmaceuticals, and power generation.
Our innovative solutions extend to areas such as steam boiler feedwater, the food & beverage industry (including mineral water bottling, soft drinks, and juices), painting lines, dairy production, ice cream manufacturing, laundry services, hospitals, textiles, mechanical industries, and steel manufacturing companies.
Hospitality/Seawater and Brackish Water Desalination Applications
Harnessing Proshare's vast experience in desalination technology, we bring fresh water solutions to the fore for the hospitality industry, particularly hotels and touristic resorts. Our reverse osmosis systems expertly desalinate seawater or brackish water, providing a sustainable solution to meet the burgeoning water demands in rapidly growing tourist regions.
Farming applications
Water quality is paramount in ensuring the optimal health and performance of farm animals, including cattle, chickens, sheep, and pigs. Achieving peak productivity is influenced not just by water quantity but equally by its quality.
Farm water sources are diverse, spanning water wells, municipality supplies, and occasionally rivers. In ensuring top-tier water quality, we prioritize reducing harmful contaminants that could impede animal growth and health.
Excluding chlorine-treated civil water networks, other sources often possess high levels of dissolved and suspended particles and pathogens. Reverse osmosis technology emerges as the premier solution, effectively mitigating these contaminants to safeguard farm water quality.
Municipal and Civil use
At Proshare, we deliver groundbreaking and adaptable solutions for the efficient and eco-friendly treatment of wastewater and effluents. Our extensive range of patented technologies, backed by national experts and scientific research, ensures municipal compliance with rigorous health and environmental standards. We commit to enhancing our sanitation systems by integrating systematic engineer feedback from the field.
Our proven sewage treatment expertise forms a cornerstone of our offering, empowering you to achieve your sustainable development objectives. As a key player in sustainability, we provide a comprehensive suite of solutions including:
Advanced sanitation technologies.
Innovative recovery of reusable materials from wastewater.
Successful Cases Reference
Proshare PSI MEMBRANE Desalination RO Membrane Empowering Desalination Solutions for Luxury Cruise Vessels
Historically, international luxury cruise ships have relied on a select few brands for desalination membranes due to the complex nature of feed water, with salinity and temperature varying along the cruise's journey. These membranes must seamlessly adapt to diverse conditions to ensure consistent water production, fulfilling the stringent demands of ocean-going vessels.
Proshare's PSI MEMBRANE Pro-HR-SW seawater desalination membranes excelled in both desalination rate and water production stability. The quality of water produced met the high standards required by cruise ships, showcasing their superior performance.
This outstanding achievement prompted the adoption of Proshare's membranes on three additional luxury cruise ships. This success heralds Proshare as the inaugural national brand to secure international luxury cruise ship orders for desalination RO membranes.
A Comprehensive Water Treatment Solutions for Ultra-Pure Water in the Semiconductor Sector
In the realm of electronic-grade ultra-pure water, the desalination rate requirements are exceptionally stringent, met by only a handful of brands globally.
Leveraging Proshare's groundbreaking TFN membrane technology and the TsingXi team's vast expertise in water treatment, our comprehensive water treatment plant and pure water solutions exhibit remarkable rejection of salts, boron, and TOC. The system's water production aligns with the semiconductor industry's rigorous standards.
This successful outcome paved the way for acquiring a prestigious electronic ultra-pure water treatment project from a renowned Japanese listed company.
Proshare Custom-Engineered TFN Special Acid-Resistant and High-Pressure Membranes for Petrochemical/Refining Wastewater Treatment Achieving Zero Liquid Discharge
Proshare Custom-Engineered TFN special acid-resistant and high-pressure membranes offer tailored solutions for wastewater treatment involving ammonium sulphate desulphurisation. These membranes achieve a remarkable concentration, up to 40 times the original, with a concentrated water ammonium sulphate concentration of ≥ 20%. This significantly reduces energy consumption in subsequent evaporation and crystallisation, providing substantial cost savings. The water quality consistently meets the China Petroleum and Chemical Corporation's corporate standard Q/SH 0628.2-2014 for circulating water make-up, and genuinely delivers on zero wastewater discharge.
This success has led to further orders from other group subsidiaries.
Additionally, these membranes are well-suited for other high-temperature, highly acidic wastewater scenarios containing ammonium sulphate, applicable to industries like energy, refining, chemical, and metallurgy. The latest ammonia desulphurisation technology, integrated with carbon capture, supports new energy consumption and advances the green industry chain, aligning with the national 'dual-carbon' strategy.
Proshare TFN-SEP Custom Nanofiltration Membrane Significantly Boosts Lithium Permeate Rate to 96.6%while maintaining a Mg2+ retention rate of over 99%,and a Ca2+ retention rate exceeding 98%.
Addressing the Technical Challenges of Membrane Separation (Nanofiltration/Reverse Osmosis) in Extracting Lithium from Salt Lakes, faced with membrane fouling issues,low selectivity is less than 80%, indicating a need for improvement.high energy consumption accounts for a significant 30%-40% of total operational costs, necessitating efficiency enhancements.short membrane lifespan of just 2-3 years, implying frequent replacements.
Proshare PSI MEMBRANE TFN-SEP Customized NF /RO Membrane
has demonstrated superior performance data in an impressive lithiumextraction projectlocated in the strikingly beautiful Lakkor Tso Salt Lake ,Tibet, China:
With only a streamlined 2-stage Nanofiltration process followed by a robust 1-stage RO, achieving production water with Mg2+ content as low as 2.9mg/L and Ca2+ at 2.25mg/L.The retention rates are impressive, with Mg2+ greater than 99% and Ca2+ surpassing 98%, while the lithium permeate achieves a rate of 96.6%, with the flux nearing an optimal 20LMH under an operating pressure of 1MPa.This proven membrane technology is both environmentally and economically friendly, significantly enhancing product purity and quality.
Proshare Pioneering Breakthroughs by Our Team in Advanced Reverse Osmosis Membrane Technology
Proshare Our visionary team at Proshare has ingeniously crafted a revolutionary new generation of reverse osmosis membranes leveraging cutting-edge polymer interface nano-self-assembly technology. This feat triumphs over traditional membrane constraints through two pivotal advancements:
Groundbreaking Ultra-Thin Separation Layer: Employing state-of-the-art polymer interface nanotechnology, our team has astoundingly minimized the separation layer to a mere fraction-at least three times thinner than the conventional polyamide thin films, previously confined to 100 nm. This remarkable achievement results in dramatically enhanced water flux, marking a significant leap in permeability.
Superior Enhanced Performance: The innovative infusion of nanoparticles and cutting-edge hydrophilic polymers has catapulted the membrane's capabilities, setting new standards in hydrophilicity, anti-fouling, longevity, and oxidation resilience.
When compared to traditional polyamide reverse osmosis membranes, Proshare's advancement showcases transformative breakthroughs across four pivotal dimensions:
Revolutionary Self-Assembled Nanocomposite Films
Through the synergy of nano-scale precision control and nano-doping innovations, we create ultra-thin, meticulously ordered separation layers via polymer interface nanotechnology. This innovation rectifies the constraints of traditional polyamide membranes concerning thickness consistency and material diversity.
Unprecedented Water Flux and Energy Efficiency
By perfecting the layer-by-layer self-assembly technique, we achieve precise control over the functional layer thickness, slashing it by 3x relative to conventional membranes. This leads to over 3x the water flux and an impressive 30% reduction in energy consumption.
Innovative Polymer Materials Offering Exceptional Chemical Robustness
Surpassing polyamide, we employ advanced hydrophilic polymers like modified polysulfones and ceramic-organic hybrids. These materials are superb in oxidation resistance (enduring up to 10 ppm chlorine exposure) and pH stability (consistent performance within a pH range of 1-12).
Cutting-Edge Anti-Fouling Surface Engineering
Our ultra-hydrophilic surface (contact angle <10°), enhanced by nanoparticle fortification, mitigates organic fouling by 50%, thereby doubling the interval for chemical cleaning from 3 to 6 months and reducing maintenance expenses by 40%
Our commitment to excellence is reflected in our certifications, which include the Health & Safety Management System Certificate, Environmental Management System Certificate, and the prestigious ISO9001 Quality System Certificate.
We pride ourselves on our innovative edge, as demonstrated by our Invention Patent for Membrane Production and the groundbreaking Invention Patent for Multi-layer RO Membrane. Our product meets the highest standards of environmental responsibility, as evidenced by our RoHS Compliance Certificate.
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 International standard warranty. Our dedicated support team is available online 24/7, ready to assist you with any inquiries or concerns regarding our machine. Do not hesitate to reach out to us for prompt assistance.
(6) Q: Certification?
A: Tsingxi proudly holds ISO9001, ISO14001, and ISO45001 certifications, reflecting our unwavering commitment to quality, environmental, and occupational standards. Our products not only meet but exceed the technical benchmarks set by 3C and CE standards. Rest assured, all our products are officially certified by the Industry Administration Authority, guaranteeing their excellence and reliability. Tsingxi is poised for growth, continuously advancing as a leading high-tech company in the global water treatment industry, committed to providing innovative and efficient solutions worldwide.
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