Engineering solutions in the field of
lubricants and sealants

Materials: Merbenit
Primer Merbenit Primer SP


Is high-quality Adhesion Promoter based on polyurethan prepolymer basis for the rise of adhesive strength of MS-Hybrid sealants at strong water and dynamically loaded joints.


Material Safety Data Sheet - Merbenit Primer SP


  • Applications
  • Features


It is in particular suitable for wood for ship decks, parquet and terraces applications.

Adhesion Promoter SP is to be used only on porous surfaces. The surfaces must be completely clean, fat-free and dry. Adhesion Promoter SP can be applied with a paintbrush to the joint flanks. The open-time is at +20°С at least 1 hour. At latest 4 hours after putting on the Adhesion Promoter the application of the sealant or adhesive is to be done (at the longer waiting times the procedure must be repeated again).

The Product contains aliphatic polyisocyanates. The handling of Adhesion Promoter containing aliphatic polyisocyanates requires appropriate protective measures. Therefore this product may be used only in industrial or professional applications. It is not suitable for use in homeworker (DIY) applications.

• Storage: dry and cool
• Shelf life: 6 months from production date in the unopened original packaging
Стандарт Показатель Ед. изм. Значение
Внешний вид (консистенция) Жидкость средней вязкости
°СНижняя рабочая температура+10
г/см3Плотность при 20 °С1,04 +/- 0,02
минВремя сушки при 20 °Сминимум - 60, максимум - 240