Multi-layered polymeric membrane filter used in e.g., water purification, comprises outer layer for pre-filtration to capture larger particulates, middle layers to retain smaller particles, and support layer composed of hydroxyapatite micropowder and functional coating to enhance fouling resistance
	VERMA S; PAL K
	2024-12-20
专利权人	UNIV CHANDIGARH (UNCD-C)
申请日期	2024-12-20
专利号	IN202411101241-A
成果简介	NOVELTY - Multi-layered polymeric membrane filter (100) comprises an outer layer (101) configured for pre-filtration to capture larger particulates, made of polycaprolactone polymer (PCL), one/more middle layers (102) with a graduated pore size for microfiltration and ultrafiltration, designed to retain smaller particles, bacteria, and colloids, a support layer (103) composed of hydroxyapatite micropowder to provide structural stability and durability, and a functional coating (104) of oak silk fibroin to enhance fouling resistance and filtration efficiency. USE - Multi-layered polymeric membrane filter used in industrial applications, including water purification, pharmaceutical processing, food and beverage filtration, and environmental remediation. ADVANTAGE - The layered polymeric membrane filter significantly enhances filtration efficiency by employing a multi-layer structure with a pore size gradient, provides a filtration solution that minimizes fouling through optimized surface properties and functional coatings, by extending the operational life of the membrane, to improve flow rates and throughput by incorporating advanced pore size distribution and interlayer connectivity within the membrane architecture, to ensure durability and mechanical stability under varying operational conditions, such as fluctuations in pressure, temperature, and chemical exposure, to reduce maintenance requirements and enhance the ease of cleaning by utilizing advanced surface modifications that prevent adhesion of contaminants, to enable selective filtration by incorporating functional groups and coatings that target specific contaminants, such as bacteria, viruses, or heavy metals, offer an environmentally friendly filtration solution by using biodegradable and recyclable materials in the membrane composition, to increase the lifespan of the membrane by distributing stress across multiple layers, reducing wear and tear during prolonged use, o design a scalable manufacturing process that ensures uniformity, quality, and cost-effectiveness for large-scale industrial applications, provide a versatile filtration system that can be customized for diverse applications, including water purification, food and beverage processing, pharmaceuticals, and environmental remediation, to integrate nanotechnology and advanced materials, such as nanoparticles and graphene oxide, to enhance the membrane's antimicrobial properties and filtration capabilities, to ensure compliance with stringent regulatory standards for applications in water treatment, pharmaceuticals, and other critical industries, to facilitate real-time performance monitoring by incorporating integrated sensing technologies to detect fouling and optimize operational, to support sustainable industrial practices by reducing waste, minimizing energy consumption, and offering a more cost-effective and environmentally responsible filtration solution. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for a method of manufacturing the membrane filter, which involves: (a) fabricating individual layers with specified pore sizes and material compositions, (b) assembling the layers into a multi-layered structure with a graduated pore size, and (c) applying the functional coating of oak silk fibroin to one layer to improve fouling resistance and filtration efficiency. DESCRIPTION OF DRAWING(S) - The drawing shows a schematic view of multi-layered polymeric membrane filter. 100Multi-layered polymeric membrane filter 101Outer layer 102Middle layers 103Support layer 104Functional coating
IPC 分类号	B01D-046/54 ; B01D-067/00 ; B01D-071/74 ; D01F-004/02
国家	印度
专业领域	材料科学
语种	英语
成果类型	专利
文献类型	科技成果
条目标识符	http://119.78.100.226:8889/handle/3KE4DYBR/13908
专题	中国科学院新疆生态与地理研究所
作者单位	UNIV CHANDIGARH (UNCD-C)
推荐引用方式 GB/T 7714	VERMA S,PAL K. Multi-layered polymeric membrane filter used in e.g., water purification, comprises outer layer for pre-filtration to capture larger particulates, middle layers to retain smaller particles, and support layer composed of hydroxyapatite micropowder and functional coating to enhance fouling resistance. IN202411101241-A[P]. 2024.

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