| 摘要 |
FIELD: manufacture of building materials. ^ SUBSTANCE: invention relates to polymeric building materials and can be used to manufacture sealing and waterproofing compositions suitable to be processed by pouring technique. Composition comprises polysulfide oligomer, namely liquid Thiokols with average number molecular mass 1700-5500 and viscosity 7.5-50 Pa*sec (25°C), waterproofed chalk, plasticizer, manganese dioxide, accelerator (N-o-hydroxyphenyl-m-phenoxyphenylmethanimine or N-p-methylphenylmethanimine), and, additionally, toluene/acetone mixture (60:40 w/w) as solvent. ^ EFFECT: improved physico-mechanical and waterproofing properties. ^ 2 tbl, 9 ex |
