Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Ethylenically unsaturated reactant admixed with either...
Reexamination Certificate
2005-07-19
2005-07-19
Moore, Margaret G. (Department: 1712)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Ethylenically unsaturated reactant admixed with either...
C526S285000, C528S035000, C528S043000
Reexamination Certificate
active
06919403
ABSTRACT:
The present invention relates to polymers of poly(ethynylene phenylene ethynylene silylene) type comprising an inert spacer in the main chain of the polymer.The invention also relates to processes for preparing said polymers and to the cured products that may be obtained by heat-treating said polymers.The polymers according to the invention may be used especially in matrices for composites.
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Kuroki, et al., “Thermosetting mechanism Study of Poly(phenylsilylene)ethynylene-1, 3-phenyleethynylenel by Solid-State NMR Spectroscopy and Computational Chemistry”, Macromolecules, 31, pp. 2804-2808 (1998).
Abstract of JP 7-126394.
Abstract of JP 10-110037.
Buvat Pierrick
Delnaud Laurent
Jousse Franck
Levassort Christian
Commissariat a l''Energie Atomique
Foley & Lardner LLP
Moore Margaret G.
Zimmer Marc S.
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