| 摘要 |
FIELD: sealing of various structures from metal, glass, concrete, and asbestos-cement. SUBSTANCE: mastic comprises synthetic rubber, mineral, oil, carboamido-formaldehyde resin, and filler. Use of mastic makes it possible to preserve adhesive viscous (penetration) properties, and deformability at 200 C. EFFECT: improved properties. 9 ex, 2 tbl
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