Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent
1988-03-14
1990-12-25
Foelak, Morton
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
548451, 548455, 548476, 548524, 548547, C07D20956
Patent
active
049804812
ABSTRACT:
High performance composites can be made from linear or multidimensional oligomer or blends that include unsaturated hydrocarbon crosslinking functionalities linked to a pyrimidine radical on the terminal ends of the polymeric backbones of the oligomers. The oligomers are made by condensing pyrimidine-based end-cap monomers of the formula: ##STR1## wherein Z=--OH or halogen;
REFERENCES:
patent: 3699074 (1972-10-01), Lubowitz et al.
patent: 4536559 (1985-08-01), Lubowitz et al.
Lubowitz Hyman R.
Sheppard Clyde H.
Foelak Morton
The Boeing Company
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