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pro vyhledávání: '"Gordon W. Calundann"'
Publikováno v:
Journal of Applied Polymer Science. 72:1139-1150
We have studied isothermal transition kinetics and crystallization mecha- nisms of the Hoechst Celanese liquid crystal polymer Vectra™ A-950 using a differen- tial scanning calorimetry. This material is a random copolymer with a composition made of
Autor:
Larry F. Charbonneau, H. Clay Linstid, James P. Shepherd, Gordon W. Calundann, Balaram Gupta, Linda C. Sawyer
Publikováno v:
Journal of Applied Polymer Science. 53:575-586
A new in situ polymerization method is discussed wherein monomers of the major component are polymerized in the presence of a preformed thermotropic liquid crystalline polymer (LCP). Poly(p-oxybenzoate-co-p-phenyleneisophthalate) (HIQ) was chosen for
Publikováno v:
Advanced Materials. 4:206-214
Thermotropic liquid-crystal polymers for high-performance applications are typically based on wholly aromatic polyester and polyamide architectures. The linear character of the aromtic monomers produces polymer chains with stiff, extended conformatio
Publikováno v:
Makromolekulare Chemie. Macromolecular Symposia. 51:147-152
Wholly aromatic, thermotropic liquid crystalline (LC) terpolyesters made from 6-hydroxy-2-naphthoic acid (HNA) and 4,4′-biphenol (BP) as key components have been prepared and evaluated for utility as high performance fiber precursors. The processab
Publikováno v:
Progress in Pacific Polymer Science ISBN: 9783642841170
Thermotropic liquid crystalline polymers (LCPs) are exceptionally strong materials possessing thermal stability and resistance to flame and solvents. The rigid molecular structure of LCPs allow them to achieve a high degree of order in the melt which
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::35a2f9735365737d6bd3bd468f56e06b
https://doi.org/10.1007/978-3-642-84115-6_40
https://doi.org/10.1007/978-3-642-84115-6_40
Autor:
Gordon W. Calundann
Publikováno v:
Journal of Polymer Science Part A: Polymer Chemistry. 34:3029-3030
Publikováno v:
Molecular Crystals and Liquid Crystals Incorporating Nonlinear Optics. 157:615-637
The structure and properties of a range of thermotropic poly(ester-amides) derived from 2,6-naphthalene derivatives is described. Many of these polymers may be melt-processed into fibers, monofils, and molded structures having very attractive physica