BITUMINOUS COILED WATERPROOFING ROOFING MATERIAL

FIELD: manufacture of building materials. SUBSTANCE: material is composed of glass-cloth backing, bituminous impregnation and covering polymer layers. Bituminous impregnation layer contains mixture of mineral filler with bitumen-rubber binder, in which rubber- containing component is solution of eth...

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Main Authors MULJUKOV M.F, SHIGAPOV G.F, VALIEV M.A, LEBEDEV I.N, KOSORENKOV D.I
Format Patent
LanguageEnglish
Russian
Published 10.03.2003
Edition7
Subjects
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Summary:FIELD: manufacture of building materials. SUBSTANCE: material is composed of glass-cloth backing, bituminous impregnation and covering polymer layers. Bituminous impregnation layer contains mixture of mineral filler with bitumen-rubber binder, in which rubber- containing component is solution of ethylene-propylene rubber with third diene ingredient in organic solvent. Mineral filler can be activated mineral powder and organic solvent mixture of mazut with kerosene or white spirit, or "nefras", at ratios (0,95-0.85): (0.05-0.15). Bitumen-rubber binder can be prepared by oxidizing bitumen with rubber-containing component. Content of rubber in rubber-containing component varies between 10 and 15 wt % and in bituminous impregnation layer between 1 and 4.0 wt %. EFFECT: enhanced waterproofing ability. 6 cl, 1 tbl, 2 ex
Bibliography:Application Number: RU20010112874