摘要 |
FIELD: chemistry. ^ SUBSTANCE: coating composition contains a base in form of hydroxyl-containing polybutadiene rubber with a microstructure, %: 1,4-trans 10-15 and 1,2-links 85-90, molecular weight 1250-3200 and content of hydroxyl groups 0.82-2.36%; plasticiser, filler, antiageing agent, isocyanate curing agent - polyisocyanate, urethane-formation catalyst and additionally 3,5-dimethylthio-toluylne diamine or 3,5-diethylthio-toluylene diamine. ^ EFFECT: high level of strength properties - strength, hardness and relative elongation. ^ 4 cl, 2 tbl |