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Primer for adhesive preparation
COSMO® SP-830.171
Primer as adhesion improving agent for butyl- and bitumen-jointing tapes onto different absorbent, mineral underground.
COSMO® SP-830.171 forms, after the hardening up, a smooth, not permanent gluey film with a good water resistance.
SPECIAL CHARACTERISTICS
- Very los emission*
- Colour changes by hardening
- Forms a smooth, not long-term adhesive film after curing
- Solvent-free
- Good bonding strength at heat
- Good water resistance
APPLICATION EXAMPLES
- Adhesion promotion/improvement of acrylate, butyl and bitumen adhesive tapes on various absorbent, mineral substrates, like cement and gypsum fibre board, concrete, stone, brick and lime sand brick masonry, fibrous substrates of soft fibre boards (natural, hydrophobic and bituminized), wood materials, wood (planed or rough) and building materials in general
- Adhesion promotion / improvement of, for instance, selfadhesive
EPDM membranes on various absorbent mineral
substrates.
CERTIFCATES / TEST REPORTS
GEV
*Classified in the EMICODE class EC1 PLUS in compliance with the criterions of the
GEV.
Licence No.: 11462
French VOC-Emission class A+
Technical information
Basis
watery acrylate-polymer dispersion, solvent-free
Film property
Forms a smooth, not long-term adhesive film after curing
Packaging
990 g PE-bottle
Colour
Colour when it is fresh approx. RAL 5014 Pigeon blue
Colour when hard-dry approx. RAL 7022 Umbra grey
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