Zobrazeno 1 - 10
of 40
pro vyhledávání: '"G. Seefried"'
Publikováno v:
Fortschritte der Medizin. 110(13)
The percentage of elderly patients in ICUs has doubled over the last 20 years; in the case of the over-seventy-year-olds it is at present about 30%.The mean length of stay in the ICU and hospital, and the average costs incurred, are not significantly
Publikováno v:
Der Internist. 32(8)
Publikováno v:
Journal of Applied Polymer Science. 19:2493-2502
A series of thermoplastic urethane elastomers with soft segments of varying sequence length was prepared and their dynamic mechanical properties were characterized over a wide temperature range. The polymers were prepared using various molecular weig
Publikováno v:
Rubber Chemistry and Technology. 48:972-980
A. Scrap LRM polymers can be ground to powder on the Banbury operating at ambient temperature with cooling of the rotors and jacket. Particle size reduction can be accomplished in 5 min at 180 rpm. B. Powdered LRM polymer can be blended with TPU up t
Autor:
J. V. Koleske, C. G. Seefried
Publikováno v:
Journal of Polymer Science: Polymer Physics Edition. 14:663-673
Autor:
J. V. Koleske, C. G. Seefried
Publikováno v:
Journal of Macromolecular Science, Part B. 10:579-589
The viscoelastic properties of crystalline poly-∊-caprolactone and poly-∊-thiocaprolactone have been characterized and compared by stress relaxation and dynamic mechanical studies. The glass transition temperature of poly-∊-thiocaprolactone was
Autor:
J. V. Koleske, C. G. Seefried
Publikováno v:
Journal of Polymer Science: Polymer Physics Edition. 13:851-856
Publikováno v:
Polymer Engineering and Science. 15:646-650
The dynamic mechanical properties of a series of thermoplastic urethane elastomers have been studied as a function of molecular composition and temperature. Polymers based on polycaprolactone diol, an isomeric mixture of tolylene diisocyanate and hyd
Publikováno v:
Journal of Polymer Science: Polymer Physics Edition. 14:2011-2017
The temperature dependencies of dynamic mechanical properties have been determined with a torsional pendulum for copolymers of ϵ-caprolactone and γ-(tert-butyl)-ϵ-caprolactone over the entire composition range. Copolymers containing at least 25 mo
Publikováno v:
Journal of Applied Polymer Science. 19:3185-3191
The dynamic mechanical properties of thermoplastic urethane elastomers have been compared for materials based on different diisocyanate structures, either 4,4′-diphenylmethane diisocyanate (MDI) or an isomeric ratio of tolylene diisocyanate (TDI).