modified polyacrylamide hydrogel ripi

Modified polyacrylamide hydrogel – RIPI

Modified polyacrylamide hydrogel . United States Patent 8247488 .,US20120101229A1 – Modified polyacrylamide hydrogel … ,The invention relates to a salt resistant water absorbing compound including a polymeric phase that includes polyacrylamide and at least one of di or poly saccharide, wherein the polyacrylamide is cross-linked in the presence of at least one of di or poly saccharide by a cross-linking agent including multivalent cations, complexes thereof, organic cross-linking agents, or any combination thereof.,MODIFIED POLYACRYLAMIDE HYDROGEL – Tarbiat Modares University ,MODIFIED POLYACRYLAMIDE HYDROGEL . United States Patent Application 20120101229 .

Modified polyacrylamide hydrogels and their application in …

Modified polyacrylamide hydrogels and their application in removal of heavy metal ions Hasine Kas¸go¨z*, Saadet O¨ zgu¨mu¨s¸, Murat Orbay,Preparation of modified polyacrylamide hydrogels and … ,Modified polyacrylamide hydrogels were prepared by transamidation and Hofmann reactions using different amine compounds. Products were characterized b…,Modified polyacrylamide hydrogels and their application in … ,Modified polyacrylamide hydrogels find various commercial applications such as recovery of secondary oil, stabilization of mineral sedimentation, purification of wastewater and metal extraction , . In recent years, it was determined that crosslinked polymeric materials having functional groups such as carboxylic acid, amine, hydroxyl and …

POLYACRYLAMIDE BASED HYDROGELS: SYNTHESIS …

Polyacrylamide based hydrogel are the most common hydrogel. Polyacrylamide hydrogel is an atoxic, stable, nonresorbable sterile watery gel consisting of approximately 2.5% cross-linked polyacrylamide and nonpyrogenic water.,Polyacrylamide modified kaolin enhances adsorption of … ,The water content of the hydrogel is an important parameter ().When the water content of the hydrogel is higher, sodium alginate, carboxymethyl chitosan, and kaolin-PAM have higher specific surface areas, and they expose a large number of adsorption sites to target ions (Tang et al., 2020).Therefore, a high water content helps improve the adsorption rate of heavy metal ions in hydrogel adsorbents.,Polyacrylamide hydrogels. II. elastic dissipater … ,(c) Polyacrylamide hydrogel precursor is cast on the silane-modified glass substrate, sealed by an untreated glass cover and exposed to UV for 1 h. The thickness of the hydrogel is controlled by the mold used.

Modified polyacrylamide hydrogel – RIPI

Modified polyacrylamide hydrogel . United States Patent 8247488 .,US8247488B2 – Modified polyacrylamide hydrogel – Google … ,The invention relates to a salt resistant water absorbing compound including a polymeric phase that includes polyacrylamide and at least one of di or poly saccharide, wherein the polyacrylamide is cross-linked in the presence of at least one of di or poly saccharide by a cross-linking agent including multivalent cations, complexes thereof, organic cross-linking agents, or any combination thereof.,(PDF) Modified polyacrylamide hydrogels and their … ,The adsorption capacity of PAM/4.7%SA and PAM/10.3%SA hydrogels at equilibrium can reach 40.01 and 44.02 mg/g for methylene blue, which is higher than the value 13.58 mg/g of pure PAM hydrogel.

Modified polyacrylamide hydrogels and their application in …

Modified polyacrylamide hydrogels and their application in removal of heavy metal ions Hasine Kas¸go¨z*, Saadet O¨ zgu¨mu¨s¸, Murat Orbay,MODIFIED POLYACRYLAMIDE HYDROGEL – Tarbiat Modares University ,MODIFIED POLYACRYLAMIDE HYDROGEL . United States Patent Application 20120101229 .,Preparation of modified polyacrylamide hydrogels and … ,Modified polyacrylamide hydrogels were prepared by transamidation and Hofmann reactions using different amine compounds. Products were characterized b…

Preparation of modified polyacrylamide hydrogels and …

Abstract Modified polyacrylamide hydrogels were prepared by transamidation and Hofmann reactions using different amine compounds. Products were characterized by their amine value (AV), equilibrium degree of swelling (EDS) and FT-IR spectroscopy.,Modified polyacrylamide hydrogels and their application in … ,Modified polyacrylamide hydrogels find various commercial applications such as recovery of secondary oil, stabilization of mineral sedimentation, purification of wastewater and metal extraction , . In recent years, it was determined that crosslinked polymeric materials having functional groups such as carboxylic acid, amine, hydroxyl and …,A DNA-modified hydrogel for simultaneous purification … ,In this study, a DNA-modified polyacrylamide hydrogel (DNA-Gel) was prepared, and a device was designed that could simultaneously isolate, purify, concentrate, and detect targeted cfDNA via electrophoresis. In our feasibility tests, the device caught 20–1000 bp ssDNA and dsDNA with high specificity and released them upon DNA-Gel denaturation …

Modified polyacrylamide hydrogel – RIPI

Modified polyacrylamide hydrogel . United States Patent 8247488 .,(PDF) Modified polyacrylamide hydrogels and their … ,The adsorption capacity of PAM/4.7%SA and PAM/10.3%SA hydrogels at equilibrium can reach 40.01 and 44.02 mg/g for methylene blue, which is higher than the value 13.58 mg/g of pure PAM hydrogel.,US8247488B2 – Modified polyacrylamide hydrogel – Google … ,The invention relates to a salt resistant water absorbing compound including a polymeric phase that includes polyacrylamide and at least one of di or poly saccharide, wherein the polyacrylamide is cross-linked in the presence of at least one of di or poly saccharide by a cross-linking agent including multivalent cations, complexes thereof, organic cross-linking agents, or any combination thereof.

Modified polyacrylamide hydrogels and their application in …

Modified polyacrylamide hydrogels and their application in removal of heavy metal ions Hasine Kas¸go¨z*, Saadet O¨ zgu¨mu¨s¸, Murat Orbay,MODIFIED POLYACRYLAMIDE HYDROGEL – Tarbiat Modares University ,MODIFIED POLYACRYLAMIDE HYDROGEL . United States Patent Application 20120101229 .,Preparation of modified polyacrylamide hydrogels and … ,Abstract Modified polyacrylamide hydrogels were prepared by transamidation and Hofmann reactions using different amine compounds. Products were characterized by their amine value (AV), equilibrium degree of swelling (EDS) and FT-IR spectroscopy.

Modified polyacrylamide hydrogels and their application in …

Modified polyacrylamide hydrogels find various commercial applications such as recovery of secondary oil, stabilization of mineral sedimentation, purification of wastewater and metal extraction , . In recent years, it was determined that crosslinked polymeric materials having functional groups such as carboxylic acid, amine, hydroxyl and …,Preparation of modified polyacrylamide hydrogels and … ,Modified polyacrylamide hydrogels were prepared by transamidation and Hofmann reactions using different amine compounds. Products were characterized b…,A DNA-modified hydrogel for simultaneous purification … ,In this study, a DNA-modified polyacrylamide hydrogel (DNA-Gel) was prepared, and a device was designed that could simultaneously isolate, purify, concentrate, and detect targeted cfDNA via electrophoresis. In our feasibility tests, the device caught 20–1000 bp ssDNA and dsDNA with high specificity and released them upon DNA-Gel denaturation …

US 20120101229A1 – MODIFIED POLYACRYLAMIDE HYDROGEL | RPX …

Patent US20120101229A1 – MODIFIED POLYACRYLAMIDE HYDROGEL (US 20120101229A1); Owner: Research Institute Of Petroleum Industry (Ripi); Filed: 10/21/2010; Published: 04/26/2012; Issued: ; Est. priority date: 10/21/2010; Status: Active Grant; Abstract: The invention relates to a salt resistant water absorbing compound including a polymeric phase that includes polyacrylamide and at least one of di …,Modified polyacrylamide hydrogels and their application in … ,Modified crosslinked polyacrylamides having different functional groups were prepared by Mannich reaction using different amine compounds such as ethylenediamine (EDA), diethylenetriamine (DETA) and triethylenetetramine (TETA) and sulfomethylation reaction. Products were characterized by determination of their basic group content (BGC), hydroxymethyl group content (HMG), equilibrium degree of …,Viscoelastic Properties of Polyacrylamide … – ripi.ir ,the laponite nanoparticles into the polyacrylamide gelling system decreased the viscous slightly energy dissipating and damping properties. Keywords: Polyacrylamide, Gelation, NanocompositeHydrogel, Viscoelastic Properties, Water Shut-off .

A DNA-modified hydrogel for simultaneous purification …

In this study, a DNA-modified polyacrylamide hydrogel (DNA-Gel) was prepared, and a specialized device was designed to simultaneously catch, purify, concentrate, and detect targeted cfDNA by electrophoresis. We demonstrated that 20–1000 bp ssDNA and dsDNA could be caught and released by the DNA-Gel-based device with high specificity and …,A pH-sensitive Modified Polyacrylamide Hydrogel … ,Polyacrylamide hydrogel pH-sensitive. 收藏本站 首页 期刊全文库 学位论文库 会议论文库 年鉴全文库 学术百科 工具书 学术不端检测 注册 | 登录 | 我的账户 基础科学|工程科技I辑|工程科技II辑 …,Synthesis of Hydrogel Nanocomposites Based on Partially … ,Synthesis of Hydrogel Nanocomposites Based on Partially Hydrolyzed Polyacrylamide, Polyethyleneimine, and Modified Clay ACS Omega . 2020 Mar 5;5(10):4759-4769.

Highly stretchable gelatin‐polyacrylamide hydrogel for …

And in 2017, Yan et al. improved the mechanical property of the gelatin-polyacrylamide hydrogel.,Removal of methylene blue dye from an aqueous media using … ,The removal of methylene blue (MB) in water with the superabsorbent hydrogel (SH) formed by modified gum arabic, polyacrylate, and polyacrylamide was investigated. The SH exhibited excellent performance in MB absorption.,Synthesis and characterization of porous hydrogel based on … ,Full Article. Synthesis and Characterization of Porous Hydrogel Based on Lignin and Polyacrylamide.

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