NF98 Series Nanofiltration Membrane Element Embracing state-of-the-art Thin Film Nanocomposite (TFN) technology, the NF98 series masterfully integrates nano-level precision with ultra-thin hydrophilic coatings. This cutting-edge fusion delivers superior anti-fouling capabilities, doubling the flux of conventional TFC membranes while operating at unprecedented efficiency with at least 50% lower pressure. Experience a remarkable upgrade, perfectly replacing NF270, XC-N, DL, DK, and other traditional TFC membranes.
Outstanding Key Features:
Impressive High Rejection Rate (over 98%):
Engineered to provide exceptional monovalent-divalent ion selectivity, these membranes enable the creation of high-purity salt solutions, significantly reducing liquid volume for subsequent thermal treatments.
Remarkable Anti-fouling and Chemical Resistance
The expertly crafted membrane chemistry guarantees a dependable and durable element lifespan, characterized by exceptional anti-fouling properties.
Enhanced Higher Flux
Achieves up to double the flux compared to traditional TFC membranes, promoting greater water and resource recovery while reducing energy consumption dramatically.
Superior High Removal of Organic Compounds
Exceedingly high removal rates for organic compounds, including pesticides, herbicides, antibiotics, and THM precursors, and more.
Versatile Key Applications:
Revolutionizing Industrial Minimum- and Zero-Liquid Discharge (MLD/ZLD)
Pioneering Industrial resource recovery and recycling
Innovative Softening
Efficient Chloralkali processing
Effective Landfill leachate treatment (de-coloring)
| Product |
Effective Membrane
area ft² (m²) |
Feed spacer thickness
(mil) |
Product Flow Rate
gpd( m³/d) |
Rejection rate of Bivalent salt ion(%) |
Rejection rate of Monovalent salt ion(%) |
| Pro-NF98-HF-4040 |
82(7.6) |
34 |
2800(10.6) |
96 |
30-50 |
| Pro-NF98-HF-8040 |
400(37.2) |
34 |
13800(52.2) |
96 |
30-50 |
| Pro-NF98-SP-4040 |
82(7.6) |
34 |
2500(9.5) |
99 |
30-50 |
| Pro-NF98-SP-8040 |
400(37.2) |
34 |
12500(47.3) |
99 |
30-50 |
| Pro-NF98-Pro-4040 |
82(7.6) |
34 |
1850(7.0) |
99 |
40-60 |
| Pro-NF98-Pro-8040 |
400(37.2) |
34 |
9100(34.4) |
99 |
40-60 |
| Pro-NF98-SPEC-4040 |
82(7.6) |
34 |
/ |
Customized |
Customized |
| Pro-NF98-SPEC-8040 |
400(37.2) |
34 |
/ |
Customized |
Customized |
1. Experience the exceptional flow rate and rejection rates of our Large Flux Water Treatment Membrane, meticulously validated under stringent conditions: 2000 ppm MgSO4, 70 psi (0.48 MPa), 77 °F (25 °C), with a recovery rate of 15%. Additionally, tested under 2000 ppm NaCl with identical settings. These rigorous standards are a testament to our membrane's reliability and consistency, ensuring you get outstanding performance every time.
2. Our product's water yield boasts an impressive variation range of +/- 15%, underlining its remarkable adaptability and efficiency across diverse conditions, making it an ideal solution for a multitude of applications.
3. Dive into our specialized series of nanofiltration membranes: HF, SP, Pro, and SPEC. Each designation signifies a unique feature - high throughput, salt separation, high rejection, and custom-tailored solutions, respectively. For bespoke solutions that meet your specific needs, our expert pre-sales engineers are at your service.
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 accrued invaluable expertise through delivering pioneering technical solutions to the industrial sector, where pristine water is paramount for diverse processes, wastewater treatment, reuse, and resource recycling.
We are passionately involved in key industry sectors such as petrochemical, mining, lithium extraction from salt lakes, lithium iron phosphate & lithium battery recycling, semiconductors, seawater desalination, reclaimed water, leachate, synthetic biology, copper foil, pharmaceuticals, and power. Our commitment to industry excellence is unwavering.
Our advanced solutions extend to sectors like steam boiler feeding, food & beverages (mineral water bottling, soft drinks, juices), painting lines, dairies, ice creams, laundries, hospitals, textiles, mechanical industries, and steel companies, ensuring top-notch performance and quality.
Hospitality/Seawater and Brackish Water Desalination Applications
Leveraging Proshare's profound experience in desalination technology, we have effectively applied our expertise to meet the fresh water needs of hotels and touristic resorts. Our R.O. seawater and brackish water desalination solutions satisfy the escalating water demands of rapidly growing touristic infrastructures, ensuring a seamless supply of fresh water.
Municipal and Civil use
We deliver cutting-edge, scalable solutions for municipal and civil applications, designed for the efficient and sustainable treatment of wastewater and effluents. Our extensive portfolio of patented technologies, coupled with insights from national-level experts and scientific research institutions, ensures compliance with stringent health and environmental standards, while continuously refining our sanitation systems.
Our profound expertise in sewage treatment is a cornerstone of our services, empowering you to achieve your sustainable development goals. As a leader in sustainable development, we offer a diverse range of solutions including:
State-of-the-art Sanitation Technologies.
Innovative Recovery of Reusable Materials from Wastewater.
Farming applications
Water is a critical element in ensuring the optimal health and performance of farm animals, such as cattle, chickens, sheep, and pigs. The quality of water, in addition to its quantity, plays a vital role in achieving peak productive performance in livestock.
Farms may source water from various origins, including wells, civil water networks, and occasionally rivers and other surface sources. Each source presents unique challenges and opportunities for water management and treatment on the farm.
Excluding chlorinated water from civil networks, other water sources often contain high levels of dissolved and suspended solids as well as pathogens. Reverse osmosis technology proves to be a highly effective method in mitigating these adverse effects. Contaminated farm water requires state-of-the-art technological treatment to eliminate harmful substances, ensuring animal health and productivity.
Successful Cases Reference
Proshare PSI MEMBRANE Desalination RO Membrane Serves Desalination in Cruise Ship
The deployment of our desalination membranes on elite international luxury cruise ships has traditionally been under the domain of a few global brands. Given that the cruise ships traverse waters with varying salinity and temperature, our membranes are engineered to adapt dynamically to these changes. This ensures unwavering stability in water production, fulfilling the high demands of these ocean vessels.
The PSI MEMBRANE Pro-HR-SW seawater desalination membranes have showcased exceptional prowess, achieving unparalleled desalination rates and consistently reliable water output. The water quality surpasses the rigorous standards required by luxury cruise ships.
Our triumph led to the adoption of our desalination membranes on three more cruise ships, establishing Proshare as the pioneering national brand to secure contracts for seawater RO membranes with premium international cruise lines.
A Complete Water Treatment Plant for Generating Ultra-pure Water in Semiconductor Industry
It is a well-established fact that the demands for electronic-grade ultra-pure water set incredibly high standards for desalination efficiency, a feat attainable by only a select few brands.
Leveraging Proshare's groundbreaking TFN membrane technology, combined with the TsingXi team's extensive expertise in water treatment, our comprehensive pure water equipment solutions demonstrate outstanding rejection of salts, boron, and TOC. The system's water production seamlessly meets the stringent demands of the semiconductor sector.
As a testament to our success, we have secured a prestigious electronic ultra-pure water treatment project with a renowned Japanese publicly 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. Achieved a remarkable concentration of wastewater up to 40-fold, with concentrated ammonium sulphate levels reaching ≥ 20%. This innovation drastically reduces energy consumption during subsequent evaporation and crystallisation processes, significantly cutting costs for users. The water produced meets the China Petroleum and Chemical Corporation's stringent corporate standard Q/SH 0628.2-2014 for circulating water make-up, and achieves true zero wastewater discharge.
This success has led to a cascade of orders from other subsidiaries within the group.
This membrane technology is also applicable to other high-temperature and highly acidic wastewater scenarios containing ammonium sulphate, applicable across the energy, refining, chemical, and metallurgical industries. Our latest ammonia desulphurisation technology, paired with carbon capture capabilities, supports new energy consumption and the growth of a sustainable green industry chain, aligning with national 'dual-carbon' goals.
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%,hHigh energy consumption accounts for 30%-40% of the total cost,short membrane lifespan 2-3 years.
Proshare PSI MEMBRANE TFN-SEP Customized NF /RO Membrane
has demonstrated superior performance data in a lithium extraction project situated in the breathtaking Lakkor Tso Salt Lake , Tibet, China:
With just a 2-stage Nanofiltration process plus a 1-stage RO, delivering production water with Mg2+ at 2.9mg/L and Ca2+ at 2.25mg/L, ensuring a retention rate of Mg2+ > 99% and Ca2+ > 98%, while lithium permeates at a rate of 96.6%, achieving flux close to 20 LMH under an operating pressure of 1 MPa.This proven membrane technology is both environmentally sustainable and economically advantageous, enhancing product purity and quality.
Proshare Remarkable Team Breakthrough in Advanced Reverse Osmosis Membrane Technology
Proshare Our dedicated team at Proshare has ingeniously pioneered a cutting-edge generation of reverse osmosis membranes through innovative polymer interface nano-self-assembly technology, overcoming conventional limitations with these two revolutionary advancements:
Ultra-Thin Separation Layer Innovation: Leveraging sophisticated polymer interface nanotechnology, our team has dramatically minimized the separation layer's thickness to an unprecedented level, three times thinner than the standard polyamide thin films (previously capped at 100 nm). This remarkable feat substantially boosts water flux, marking a significant leap in permeability performance.
Enhanced Membrane Performance: The strategic incorporation of nanoparticles and advanced hydrophilic polymers has led to exceptional progress in the membrane's hydrophilicity, anti-fouling capabilities, longevity, and resilience against oxidation.
In comparison with traditional polyamide reverse osmosis membranes, Proshare's groundbreaking innovation showcases remarkable breakthroughs across four essential dimensions:
Revolutionary Self-Assembled Nanocomposite Films
Through the synergy of nano-scale precision control and nano-doping modification, we craft ultra-thin, meticulously ordered separation layers utilizing polymer interface nanotechnology. This methodology surpasses the conventional polyamide membrane's limitations in achieving uniform thickness and varied material composition.
Boosted Water Flux and Energy Efficiency
By fine-tuning the layer-by-layer self-assembly process, we precisely manage the functional layer's thickness, achieving a threefold reduction compared to traditional membranes. The outcome is an impressive >3x increase in water flux while realizing 30% reduction in energy consumption.
Advanced Polymer Materials with Exceptional Chemical Stability
Departing from traditional polyamide, we employ state-of-the-art hydrophilic polymers (e.g., modified polysulfones) and ceramic-organic hybrids. These materials exhibit outstanding oxidation resistance (with the capability to withstand 10 ppm chlorine exposure) and pH resilience (with stability across a broad pH range of 1-12).
Cutting-Edge Anti-Fouling Surface Engineering
The ultra-hydrophilic surface (boasting a contact angle of <10°) paired with nanoparticle enhancement significantly reduces organic fouling propensity by 50%, doubling chemical cleaning cycles from 3 to 6 months and slashing maintenance costs by 40%.
At Proshare Innovation Suzhou Co., Ltd., our unwavering commitment to excellence is certified by numerous prestigious accolades. We proudly maintain a robust Health & Safety Management System Certificate, ensuring the well-being of our team and partners. Our Environmental Management System Certificate highlights our dedication to safeguarding our planet for future generations, while our ISO 9001 Quality System Certificate stands as a testament to the superior quality and efficiency of our operations.
Our relentless pursuit of innovation at Proshare Innovation Suzhou Co., Ltd. is crystallized in our impressive portfolio of patents. We have been granted the esteemed Invention Patent of Membranes Production, showcasing our leadership in advancing membrane technology. The Invention Patent of Multi-Layer RO Membrane underscores our pioneering role in developing sophisticated water purification solutions. Additionally, our Utility Model Patent Certificates attest to our capacity for groundbreaking innovations that set industry standards.
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, adhering to International standards. Our dedicated support team is ready to assist you 24/7 online. Should any questions or concerns about our machine arise, feel free to reach out to us anytime.
(6) Q: Certification?
A: Tsingxi proudly holds certifications in ISO9001, ISO14001, and ISO45001, showcasing our commitment to quality, environmental responsibility, and occupational health and safety. Our products are meticulously crafted to align with the stringent technical standards of 3C and CE, ensuring top-notch reliability and performance. Certified by the Industry Administration Authority, Tsingxi remains dedicated to its mission of becoming a leading force in the global water treatment market, continually pushing the boundaries of high-tech innovation.
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