[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

Eskandarloo et al., 2018 - Google Patents

Multi-porous quaternized chitosan/polystyrene microbeads for scalable, efficient heparin recovery

Eskandarloo et al., 2018

View PDF
Document ID
6852748576669799442
Author
Eskandarloo H
Godec M
Arshadi M
Padilla-Zakour O
Abbaspourrad A
Publication year
Publication venue
Chemical Engineering Journal

External Links

Snippet

Heparin is a commercially valuable polysaccharide used as an anticoagulant for surgical procedures. However, it is difficult to isolate at high concentrations from the complex tissues from which it is derived. To address this problem, we fabricated novel porous polystyrene …
Continue reading at par.nsf.gov (PDF) (other versions)

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
    • C08B37/006—Heteroglycans, i.e. polysaccharides having more than one sugar residue in the main chain in either alternating or less regular sequence; Gellans; Succinoglycans; Arabinogalactans; Tragacanth or gum tragacanth or traganth from Astragalus; Gum Karaya from Sterculia urens; Gum Ghatti from Anogeissus latifolia; Derivatives thereof
    • C08B37/0063—Glycosaminoglycans or mucopolysaccharides, e.g. keratan sulfate; Derivatives thereof, e.g. fucoidan
    • C08B37/0075—Heparin; Heparan sulfate; Derivatives thereof, e.g. heparosan; Purification or extraction methods thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
    • C08B37/0006—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid
    • C08B37/0045—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid alpha-D-Galacturonans, e.g. methyl ester of (alpha-1,4)-linked D-galacturonic acid units, i.e. pectin, or hydrolysis product of methyl ester of alpha-1,4-linked D-galacturonic acid units, i.e. pectinic acid; Derivatives thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
    • C08B37/0006—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid
    • C08B37/0024—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid beta-D-Glucans; (beta-1,3)-D-Glucans, e.g. paramylon, coriolan, sclerotan, pachyman, callose, scleroglucan, schizophyllan, laminaran, lentinan or curdlan; (beta-1,6)-D-Glucans, e.g. pustulan; (beta-1,4)-D-Glucans; (beta-1,3)(beta-1,4)-D-Glucans, e.g. lichenan; Derivatives thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
    • C08B37/0006—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid
    • C08B37/0009—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid alpha-D-Glucans, e.g. polydextrose, alternan, glycogen; (alpha-1,4)(alpha-1,6)-D-Glucans; (alpha-1,3)(alpha-1,4)-D-Glucans, e.g. isolichenan or nigeran; (alpha-1,4)-D-Glucans; (alpha-1,3)-D-Glucans, e.g. pseudonigeran; Derivatives thereof
    • C08B37/0012—Cyclodextrin [CD], e.g. cycle with 6 units (alpha), with 7 units (beta) and with 8 units (gamma), large-ring cyclodextrin or cycloamylose with 9 units or more; Derivatives thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/32—Impregnating or coating; Solid sorbent compositions obtained from processes involving impregnating or coating
    • B01J20/3231—Impregnating or coating; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the coating or impregnating layer
    • B01J20/3242—Layers with a functional group, e.g. an affinity material, a ligand, a reactant or a complexing group
    • B01J20/3268—Macromolecular compounds
    • B01J20/3272—Polymers obtained by reactions otherwise than involving only carbon to carbon unsaturated bonds
    • B01J20/3274—Proteins, nucleic acids, polysaccharides, antibodies or antigens
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/32—Impregnating or coating; Solid sorbent compositions obtained from processes involving impregnating or coating
    • B01J20/3202—Impregnating or coating; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the carrier, support or substrate used for impregnation or coating
    • B01J20/3206—Organic carriers, supports or substrates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
    • B01J20/26—Synthetic macromolecular compounds
    • B01J20/265—Synthetic macromolecular compounds modified or post-treated polymers

Similar Documents

Publication Publication Date Title
Eskandarloo et al. Multi-porous quaternized chitosan/polystyrene microbeads for scalable, efficient heparin recovery
Köse et al. Applications and impact of nanocellulose based adsorbents
Zhou et al. Cellulose/chitin beads for adsorption of heavy metals in aqueous solution
Huang et al. Poly (methacrylic acid)-grafted chitosan microspheres via surface-initiated ATRP for enhanced removal of Cd (II) ions from aqueous solution
Dehaghi et al. Removal of permethrin pesticide from water by chitosan–zinc oxide nanoparticles composite as an adsorbent
Yu et al. Copper ion adsorption by chitosan nanoparticles and alginate microparticles for water purification applications
Vasiliu et al. Adsorption of cefotaxime sodium salt on polymer coated ion exchange resin microparticles: Kinetics, equilibrium and thermodynamic studies
Wang et al. Collagen/cellulose hydrogel beads reconstituted from ionic liquid solution for Cu (II) adsorption
Kundu et al. Development of β-cyclodextrin-cellulose/hemicellulose-based hydrogels for the removal of Cd (II) and Ni (II): synthesis, kinetics, and adsorption aspects
Kołodyńska Adsorption characteristics of chitosan modified by chelating agents of a new generation
Gotoh et al. Preparation of alginate–chitosan hybrid gel beads and adsorption of divalent metal ions
Laus et al. Adsorption and desorption of Cu (II), Cd (II) and Pb (II) ions using chitosan crosslinked with epichlorohydrin-triphosphate as the adsorbent
Janesch et al. Mushroom-derived chitosan-glucan nanopaper filters for the treatment of water
Kyzas et al. N-(2-Carboxybenzyl) grafted chitosan as adsorptive agent for simultaneous removal of positively and negatively charged toxic metal ions
Liang et al. A cellulose-based adsorbent with pendant groups of quaternary ammonium and amino for enhanced capture of aqueous Cr (VI)
Borsagli et al. Chemically modified chitosan bio-sorbents for the competitive complexation of heavy metals ions: a potential model for the treatment of wastewaters and industrial spills
Shehzad et al. Modified alginate-chitosan-TiO2 composites for adsorptive removal of Ni (II) ions from aqueous medium
Wei et al. Improving the Ca (II) adsorption of chitosan via physical and chemical modifications and charactering the structures of the calcified complexes
Bekheit et al. Preparation and characterization of chitosan-grafted-poly (2-amino-4, 5-pentamethylene-thiophene-3-carboxylic acid N′-acryloyl-hydrazide) chelating resin for removal of Cu (II), Co (II) and Ni (II) metal ions from aqueous solutions
Eskandarloo et al. Highly efficient recovery of heparin using a green and low-cost quaternary ammonium functionalized halloysite nanotube
Gao et al. Facile synthesis of amine-crosslinked starch as an efficient biosorbent for adsorptive removal of anionic organic pollutants from water
Kong et al. Preparation of millimeter-scale hollow sphere with cationic chitosan/dimethyl diallyl ammonium chloride/carboxymethyl cellulose terpolymer and its selective removal of anionic dye
Rostamian et al. Preparation and neutralization of forcespun chitosan nanofibers from shrimp shell waste and study on its uranium adsorption in aqueous media
Racovita et al. Adsorption and release studies of cefuroxime sodium from acrylic ion exchange resin microparticles coated with gellan
Liu et al. Construction of composite chitosan-glucose hydrogel for adsorption of Co2+ ions