By Kenji Kamide
Many hugely acclaimed and authoritative books on polymer technological know-how are inclined to specialise in man made polymers. Cellulose and Cellulose Derivatives is the 1st authoritative ebook at the topic. It examines fresh advancements, with specific connection with cellulose (in aqueous alkali) and cellulose acetate. full of examples, the writer takes an in-depth examine the subject, utilizing the main trustworthy experimental info on hand. A complete method of the elemental ideas of cellulose and its derivatives in answer makes Cellulose and Cellulose Derivatives excellent interpreting for rookies in addition to skilled cellulose scientists.
* Outlines the theoretical basics of cellulose and cellulose derivatives
* offers entire and trustworthy experimental ends up in figures and tables
* hugely illustrated and simple to learn
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Additional resources for Cellulose and cellulose derivatives : molecular characterization and its applications
1 DS of CECEC determined by various methods^ Sample CECEC-1 CECEC-2 CECEC-3 CECEC-4 Chem. anal. 21 28 2. 4') = 6/3//, where /^ is the integrated peak intensity of carbon at C1-C6 positions at 60-104ppm; I2, the integrated peak intensity of the 0-acetyl carbonyl carbon at 167-171 ppm; 73, the integrated peak intensity of the 0-acetyl methyl carbon (approximately 20 ppm). 2,^ and a comparison is made with those evaluated by ^^C NMR/chemical analysis method. 1 \ by ^^C NMR spectrum is found to fit exactly with that from the ratio ^ :/i and coincides fairly well with that determined by the titration method.
1969, 73, 3413. K Kishino, T Kawai, T Nose, M Saito and K Kamide, Eur. Polym. , 1981, 17, 623. M Wales and DL Swanson, /. Phys. , 1951, 55, 203. LH Sperling and M Easterwood, /. Appl. Polym. ScL, 1960, 4, 25. LO Sundelof, Cellulose and Cellulose Derivatives, Part IV, Vol. V, (eds NM Bikales and L Segal), Wiley, New York, 1971, p. 432. VJ Klenin and GP Denisova, /. Polym. ScL, Polym. , 1973, 42, 1563. KD Goeble and GC Berry, /. Polym. , Phys. , 1977, 15, 555. K Kamide, T Terakawa and S Manabe, Sen-i Gakkaishi, 1914, 30, T-464.
E. impermeability of coil to solvent flow). "^^ Until the 1970s the following discrepancy was found from the above researches: Cellulose derivative solutions exhibit (A) the high viscosity, the large radius of gyration, and small second virial coefficient, but they also reveal (B) small unperturbed chain dimensions and large excluded volume effect, both estimated by the viscosity plot. e. ) No definite conclusion was reached. Note that in the mid-1960s the experimental accuracy of light scattering (LS) was doubted and the viscosity was considered as reliable.