PSI MEMBRANE® Pro-Acid NF80 Series: High-Pressure, Acid-Resistant MembraneIncorporating pioneering Thin Film Nanocomposite (TFN) technology, this remarkable membrane is crafted to tackle and repurpose even the most challenging wastewater. With its high productivity, resilience, and outstanding resistance to fouling, it represents a dependable and highly effective solution for industries pursuing water recovery within Minimal Liquid Discharge (MLD) systems. Capable of rejecting Total Dissolved Solids (TDS) levels exceeding 170,000 mg/L, it ensures the most economical operational cost for our valued customers.
Key Features:
Operational pH Range 0-12:Engineered to withstand acidic environments, this high-pressure membrane maintains exceptional stability and cleaning efficiency over a broad pH range of 0-12 for long-term use.
Outstanding Anti-Fouling Capabilities:The robust TFN membrane is designed to resist fouling, ensuring consistent long-term performance and reliability.
Unparalleled Cost Efficiency:This cutting-edge system effectively reduces concentrate stream volume while achieving TDS rejection levels up to 170,000 mg/L, all within standard operational parameters.
Professional Technical Service:Our national-level expert team is dedicated to providing clients with unparalleled first-class technical support.
Key Applications:
Meticulously engineered for the treatment of industrial acidic wastewater plants. Ideal for Industrial Minimum- and Zero-Liquid Discharge (MLD/ZLD) systems.
Perfect for industrial resource recovery and recycling. Applications include metals, new energy lithium extraction from lakes, and chemical & petrochemical industries.
Water Softening
| Product |
Effective Membrane area
ft² (m²) |
Feed spacer thickness
(mil) |
Product Flow Rate
gpd( m³/d) |
Stable Salt Rejection
(%) |
| Pro-Acid-NF98-8040 |
400(37.2) |
34 |
12000(45.4) |
98 |
| Pro-Acid-NF96-8040 |
400(37.2) |
34 |
18000(68.1) |
96 |
| Pro-Acid-NF92-8040 |
400(37.2) |
34 |
22000(83.2) |
92 |
| Pro-Acid-NF80-8040 |
400(37.2) |
34 |
24000(90.8) |
80 |
| Pro-Acid-NF35-8040 |
400(37.2) |
34 |
36000(139.5) |
35 |
1. Our Innovative Reverse Osmosis System boasts impressive water yield and desalination efficiency. Evaluated under precise test conditions: 2000 ppm MgSO4 at a robust 580 psi (4.0 MPa) at a stable 77 °F (25 °C), achieving 15% recovery per single membrane.
2. Experience flexibility with a water yield variation range of +/-15%, ensuring adaptability and reliability in diverse scenarios.
Operating Condition:
| Operating Limits |
Unit |
Value |
| Maximum operating pressure |
psi (bar) |
1200(83) |
| Maximum feed water temperature |
°F (°C) |
122(50) |
| Maximum pressure drop |
bar |
1 |
| Continuous operation pH range |
|
0-12 |
| Cleaning PH range |
|
0-13 |
| Maximum feed water SDI15 |
|
5 |
| Maximum influent turbidity |
ntu |
1 |
| Maximum residual chlorine concentration of influent |
ppm |
<0.1 |
SIZE: mm
| Model |
A |
B |
C |
| 4040 |
1016 |
100.3 |
19.1 |
| 8040 |
1016 |
200 |
28.6 |
Industry Applications
Proshare Proshare Innovation Suzhou Co., Ltd. has amassed a wealth of invaluable experience by crafting and delivering tailor-made technical solutions to the industrial sector. In industries where pristine water quality is imperative, our expertise plays a crucial role across various processes like wastewater treatment, reuse strategies, and resource recycling.
Our engagement extends to a vast array of pivotal industry sectors, including petrochemical and mining industries, lithium extraction from salt lakes, lithium iron phosphate, and lithium battery recycling. We are also active in semiconductor production, seawater desalination, reclaimed water processing, leachate treatment, synthetic biology, copper foil production, pharmaceuticals, and power generation.
In addition, we cater to specific applications such as steam boilers feeding and the food & beverage industry, covering sectors like mineral water bottling, soft drinks, and juices. Our reach extends to painting lines, dairies, ice creams, laundries, hospitals, textiles, mechanical industries, and steel companies, ensuring comprehensive solutions across diverse needs.
Municipal and Civil use
We deliver groundbreaking and adaptable solutions to clients, ensuring the efficient and eco-friendly treatment of wastewater and effluents. Our extensive portfolio, enriched with patented technologies and backed by national-level experts and scientific research, ensures compliance with stringent health and environmental standards for municipalities. Through continuous feedback from our engineers, we are committed to elevating our sanitation systems to new heights.
Our advanced sewage treatment expertise is a cornerstone of our support in helping you achieve sustainable development goals. As a frontrunner in sustainability, we offer an expansive array of solutions, including:
Cutting-edge sanitation technologies.
Innovative recovery techniques for reusable materials from wastewater.
Hospitality/Seawater and Brackish Water Desalination Applications
With extensive experience in desalination technology, Proshare excels in providing fresh water solutions for hotels and tourist resorts. Our R.O. systems for seawater and brackish water desalination are ideal for these infrastructures, meeting the growing demands of expanding tourist areas with precision and reliability.
Farming applications
Water is a critical element in assuring the health and optimum performance of livestock, from cattle to chickens, sheep, and pigs. Beyond mere quantity, water quality plays a vital role in fostering the growth and productivity of these animals.
Farm water can be sourced from various origins, including water wells, municipal water networks, and occasionally rivers and other surface sources, each with unique characteristics.
Apart from municipal networks, which contain free chlorine, other sources often carry high levels of dissolved and suspended solids, along with pathogens. Thus, reverse osmosis technology emerges as the most effective method to mitigate these challenges, ensuring contaminated farm water undergoes essential treatment to remove harmful substances, safeguarding animal health.
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 , achieved wastewater concentration of up to 40 times the concentration of ammonium sulphate concentration of ≥ 20% of the concentrated water, significantly reducing the subsequent evaporation and crystallisation of energy consumption, substantial cost savings for the user, the quality of the water produced by the stable to meet the China Petroleum and Chemical Corporation corporate standard Q/SH 0628.2-2014 circulating water make-up water , and zero wastewater discharge has been truly achieved.
This positive result has gained subsequent orders from other subsidiaries of the group.
This membrane are also applicable to other high-temperature, highly acidic wastewater containing ammonium sulphate scenarios, such as energy, refining, chemical, metallurgical and other industries.the latest development of ammonia desulphurisation technology combined with carbon capture,help the new energy consumption and the development of the green industry chain, in line with the national 'dual-carbon policy.
Proshare TFN-SEP Customized NF Membrane Dramatically Increases Lithium Permeate Rate up to 96.6%,retention rate of Mg2+ > 99%,retention rate Ca2+ > 98%
Technical Bottlenecks of Membrane Separation (Nanofiltration/Reverse Osmosis) in Lithium Extraction from Salt Lakes challenged 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 pOur cutting-edge system delivers pristine water quality with impressively low levels of Mg2+ at 2.9mg/L and Ca2+ at 2.25mg/L, achieving an extraordinary retention rate of over 99% for Mg2+ and more than 98% for Ca2+, as well as lithium purification. flow permeate rate of 96.6%, with an impressive water flux reaching close to 20 LMH, even when operating under the challenging conditions of 1MPa pressure.Our state-of-the-art membrane technology offers an environmentally friendly and cost-effective solution, significantly enhancing the purity and quality of the final product.
Introducing the Proshare PSI MEMBRANE Desalination RO Membrane Expertly serving Desalination needs in luxurious Cruise Ships
Historically dominated by a select few international brands, our desalination membranes are now setting a new standard on international luxury cruise ships. As the cruise ship sails, the quality of feed water, including salinity and temperature, fluctuates. Hence, our advanced membranes are engineered to adapt effortlessly to varying conditions, ensuring a consistent and reliable water supply to meet the demands of ocean-going vessels.
The PSI MEMBRANE Pro-HR-SW seawater desalination membranes have demonstrated outstanding performance, delivering excellent desalination rates and stable water production. The exceptional water quality produced by these membranes surpasses the strict requirements of luxury cruise ships.
This notable achievement led to the installation of our desalination membranes on three additional cruise ships. With this success, Proshare proudly emerges as the first national brand to secure international luxury cruise ship orders for desalination RO membranes.
A Complete Water Treatment Plant for producing Ultra-pure Water tailored for the Semiconductor Industry
In the demanding world of semiconductor manufacturing, electronic-grade ultra-pure water requires exceptionally high membrane desalination rates, achievable by only a select few brands.
Leveraging Proshare's groundbreaking TFN membrane technology combined with the TsingXi team's extensive expertise in the water treatment industry, our comprehensive water treatment plant solution delivers outstanding rejection of salt, boron, and TOC. This system's water production meets the stringent requirements of the semiconductor industry, ensuring superior quality and consistency.
This successful outcome enabled us to secure a prestigious electronic ultra-pure water treatment project from a renowned Japanese listed company.
Proshare Revolutionary Leap in Reverse Osmosis Membrane Craftsmanship
Proshare Our dynamic team has crafted a trailblazing series of next-gen reverse osmosis membranes. Utilizing the cutting-edge polymer interface nano-self-assembly technology, we have shattered the boundaries of traditional membrane development through two pivotal advancements:
Revolutionarily Thin Separation Layer: Harnessing the power of polymer interface nanotechnology, our team has triumphantly achieved a drastic reduction in the separation layer's thickness to become at least three times thinner than conventional polyamide thin films (previously confined to 100 nm). This monumental achievement propels water flux to new heights, markedly boosting permeability.
Supercharged Performance: The infusion of nanoparticles alongside specialized hydrophilic polymers has sparked transformative enhancements in the membrane's hydrophilicity, anti-fouling prowess, endurance, and superior oxidation resistance.
In contrast to traditional polyamide reverse osmosis membranes, Proshare's groundbreaking technology sets new standards across four essential dimensions:
Pioneering Self-Assembled Nanocomposite Films
The seamless marriage of nano-scale precision control with nano-doping modification enables the crafting of ultra-thin, meticulously ordered separation layers courtesy of polymer interface nanotechnology. This innovative approach transcends the conventional polyamide membrane constraints in thickness uniformity and material versatility.
Elevated Water Flux and Power Efficiency
Through meticulous optimization of the layer-by-layer self-assembly process, we control the functional layer thickness with precision, resulting in a remarkable 3x reduction compared to traditional membranes. Consequently, this facilitates >3x superior water flux while boasting 30% enhanced reduction in energy consumption.
Innovative Polymer Materials with Unmatched Chemical Robustness
Transcending beyond polyamide, our team employs state-of-the-art hydrophilic polymers (like modified polysulfones) combined with ceramic-organic hybrids. These materials reveal extraordinary oxidation resistance (capable of withstanding 10 ppm chlorine exposure) and incredible pH resilience (maintaining stability across the 1-12 pH spectrum).
Ingenious Anti-Fouling Surface Engineering
The ultra-hydrophilic surface (featuring a contact angle <10°) reinforced by nanoparticles dramatically diminishes organic fouling by 50%, effectively doubling the chemical cleaning cycles from 3 months to 6 months and slashing maintenance costs by 40%.
Proshare Innovation Suzhou Co., Ltd. proudly upholds a prestigious array of certifications that affirm our commitment to excellence. Our credentials include a Health & Safety Management System Certificate, an Environmental Management System Certificate, and the globally recognized ISO9001 Quality System Certificate.
We are at the forefront of innovation with our distinguished invention patents. These patents include the cutting-edge technology for membrane production and the revolutionary multi-layer Reverse Osmosis (RO) membrane, showcasing our dedication to pioneering advancements. Our commitment to sustainability and safety is further highlighted by our RoHS Compliance Certificate, underlining our adherence to the highest environmental and health standards.
Proshare Innovation Suzhou Co., Ltd. is a prestigious national high-tech enterprise, spearheading the R&D and industrialization of cutting-edge third-generation thin-film nanocomposite (TFN) membranes. These are vital for reverse osmosis (RO), nanofiltration (NF), and advanced material separation applications. Established in 2017 by a distinguished team of overseas-returned doctoral experts, led by Dr. Lin Xiaofeng, a celebrated recipient of national-level talent programs, Proshare Innovation has become China's unrivaled domestic manufacturer of TFN membranes.
Core Competencies
Technological Innovation: We have pioneered the transformative application of TFN technology to nanofiltration membranes, achieving complete autonomy in R&D and the localized production of high-performance membranes and state-of-the-art manufacturing equipment.
Intellectual Property: Proudly holding over 31 patents, our membrane performance not only sets the benchmark with internationally leading standards but also successfully supplants monopolized foreign products.
Production Capacity: Boasting a robust 2,000 m² R&D facility, complemented by an expansive 15,000 m² production base.
Funding: We have successfully completed Pre-A Round (2023) and A Round (January 2025) financing, with significant backing from the Suzhou Industrial Park Science Innovation Fund and Yong Sheng Capital.
Market Recognition: Proudly designated as a preferred supplier, we are trusted by prestigious listed environmental engineering firms and eminent state-owned enterprises.
Leadership:Dr. Lin Xiaofeng, a distinguished Ph.D. graduate from the University of Strasbourg (France), has earned numerous provincial and national talent accolades (e.g., Suzhou Leading Talent, Jiangsu Dual Innovation Talent) and spearheads the company's R&D breakthroughs in TFN membrane industrialization.
FAQ:
(1) Q: Why Choose Our Company?
A: We offer comprehensive water treatment solutions
Providing revolutionary TFN membrane sheets, membrane elements, and complete water treatment system solutions to elevate your business.
A: Our customization capabilities
are backed by national expert teams and the prestigious Tsinghua University Suzhou Environmental Innovation.
A: We ensure quality and deliver exceptional value.
Our premium solutions not only meet high standards , but also offer significant ROI for our customers. We provide robust training, dedicated support, and exceptional services, leveraging our local expertise to serve global markets.
A: Partnering with our customers
Our drive is inspired by our customers who tirelessly work to provide the essential resource of clean water. Together, we thrive towards a water-optimized world.
(2) Q: Are you a manufacturer or Trade Company?
A: As a professional manufacturer with our own International Trade Department, we possess deep insights into customer needs, ensuring competitive pricing and tailored solutions.
(3) Q: How's the after-sale service?
A: We offer dedicated engineers available to service overseas, supported by merchandiser supervision and seamless translation.
(4) Q: How about the quality?
A: With main sub-assemblies and raw materials supplied by esteemed large companies, key parts are internally researched and developed. Our professional assembly line work and rigorous quality testing system ensure your highest quality standards are met.
(5) Q: Product /Quality Guarantee and After Sale Service?
A: Enjoy a comprehensive 1-year warranty that aligns with International standards. Our dedicated team is available online 24/7, ready to assist you with any inquiries or concerns about our machine. Reach out to us anytime for unparalleled support.
(6) Q: Certification?
A: Tsingxi proudly holds ISO9001, ISO14001, and ISO45001 certifications, underscoring our commitment to excellence. Our products are engineered to meet the rigorous technical standards of 3C and CE, with full certification by the Industry Administration Authority. Tsingxi is devoted to advancing as a leading high-tech company on the global stage, particularly in the realm of water treatment.
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