Type of Document	Dissertation
Author	Shen, Ya Xi
URN	etd-02052007-081239
Title	New polymer architectures : synthesis and characterization of polyurethane-crown ether based polyrotaxanes
Degree	PhD
Department	Chemistry
Advisory Committee	Advisor Name Title No Advisors Found
Keywords	Polymers Structure. Polymers Synthesis. Crown ethers. Polyurethanes.
Date of Defense	1992-00-00
Availability	restricted
Abstract
Files	Filename       Size       Approximate Download Time (Hours:Minutes:Seconds)     28.8 Modem   56K Modem   ISDN (64 Kb)   ISDN (128 Kb)   Higher-speed Access  LD5655.V856_1992.S534.pdf 10.81 Mb 00:50:02 00:25:43 00:22:30 00:11:15 00:00:57 next to an author's name indicates that all files or directories associated with their ETD are accessible from the Virginia Tech campus network only.

If you have questions or technical problems, please Contact DLA.