Patent number: 4458041
Abstract: A heat-resistant composition containing an organic or elemento-organic binder and a filler. As a binder the composition contains at least one compound of the formula: ##STR1## wherein R is an organic radical with a number of carbon atoms of from 2 to 1,000; a radical with a number of carbon atoms of from 2 to 1,000 containing 1 to 1,000 atoms of silicon and/or1 to 1,000 atoms of fluorine, and/or1 to 1,000 atoms of chlorine, and/or1 to 1,000 atoms of bromine, and/or1 to 1,000 atoms of nitrogen, and/or1 to 1,000 atoms of sulphur, and/or1 to 1,000 atoms of phosphorus, and/or1 to 1,000 atoms of boron, and/or1 to 1,000 atoms of oxygen,X and Y are each --NH.sub.2, --OH, --SH, --NCO, --NSO, --NCS, said X and Y may be the same or different; Z is --C.tbd.N, --C.tbd.CH and is located in the same or different positions selected from alpha-, beta-, ortho- and peri- positions relative to X and Y; n.gtoreq.1, m.gtoreq.1, p.gtoreq.
Type:
Grant
Filed:
October 17, 1980
Date of Patent:
July 3, 1984
Inventors:
Alexei Y. Chernikhov, Mikhail N. Yakovlev, Nikolai S. Rogov, Aleftina P. Petrova, Eduard B. Martirosov, Valentin E. Gul