FIELD: construction.
SUBSTANCE: composition contains the following components, wt %: 74.42-83.63 - hydroxyl-containing polybutadiene rubber SKD-GTRA, 1.63-2.11 - 1.4-butanediol, 0.07-0.09 - trimethylolpropane, 4.76-13.04 - transformer oil, 8.90-11.53 - hexamethylenediisocyanate, 0.5-5.0 - technical carbon (over 100%), 0.02-0.03 - dibutyldilaurate of tin (over 100%).
EFFECT: reduced viscosity of strengthening polyurethane composition, its increased pot life, provision of technological process, higher hydrolytic and chemical resistance, provision of hardening temperature within the limits and high physical-mechanical properties.
4 ex, 1 tbl
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Authors
Dates
2010-12-10—Published
2009-07-22—Filed