United Arab Republic Journal of Chemistry, Volumes 13-14National Information and Documentation Centre, 1970 - Chemistry |
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Page 72
... resin particles and to assist diffusion of the adsorbed material to the inside of the resin ( see later ) . It is reasonable to assume , therefore , that the initial linear segments of Fig 1 , in which the dry resin was used , to ...
... resin particles and to assist diffusion of the adsorbed material to the inside of the resin ( see later ) . It is reasonable to assume , therefore , that the initial linear segments of Fig 1 , in which the dry resin was used , to ...
Page 258
... resin . Experimental Resins : Polyethylene imine ( PEI ) was supplied by the Chemirad Co. ( New Jersey , U.S.A. ) as ... resin preparation and condition- ing are described elsewhere ( 11 ) . Before use the resin was equilibrated ...
... resin . Experimental Resins : Polyethylene imine ( PEI ) was supplied by the Chemirad Co. ( New Jersey , U.S.A. ) as ... resin preparation and condition- ing are described elsewhere ( 11 ) . Before use the resin was equilibrated ...
Page 254
... Resin According to the method of its preparation , the used PEI resin con- tains secondary , tertiary and quaternary amine groups . The distribution of these various groupings in the resin is estimated according to the following ...
... Resin According to the method of its preparation , the used PEI resin con- tains secondary , tertiary and quaternary amine groups . The distribution of these various groupings in the resin is estimated according to the following ...
Contents
The Standard OxidationReduction Potential of the Quinque | 1 |
79 | 99 |
Use of Organic Exchangers in Molten Salts | 257 |
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4-nitroaniline absorption acetic acid acetone Acetylation Ain Shams University alginic acid aluminium chloride amide amine ammonium amount anhydrous aniline aqueous aromatic arsenic band benzene boiling Cairo Cairo University carbon carbonyl chalcone Chem Chemistry chloride colour complex compound concentration condensation cooling copper crystallised Cu2+ curves CuSO4 determined dilute distilled electronic ethanol ether ethyl alcohol evaporation Experimental extraction filtered formation Found fraction heated hydrate hydrazine hydrochloric acid hydrogen infrared spectra investigation isatin KMnO4 m.p. and mixed metal method mixed m.p. Mn(II mole molecular molecules naphthalene National Research Centre obtained oxalate oxidation pectin petroleum phenol precipitated prepared presence R₁ R₂ reaction mixture refluxed resin roasting room temperature sample sodium hydroxide solid soluble solution solvent spectrum stearyl alcohol sulphate sulphonation sulphuric Table tion titration V(IV viscosity xylopic acid yellow yield أن الملخص جامعة عبد على محمد وقد