CVC CTBN
CTBN 1300
Liquid nitrile butadiene rubber
Epoxy adhesive flexibiliser
Epoxy resin less brittleness
Epoxy brittleness
Epoxy flexibiliser
Epoxy resin island structure
Performance & Application:
● CTBN is a liquid nitrile butadiene rubber with carboxyl functional groups at both ends of the molecular chain. The carboxyl group at the end can react with epoxy resin and has a good toughening effect on epoxy resin.
● Mainly used for toughening epoxy resin.
● Customized index production according to customer needs.
Specifications
| Item | CTBN-2 | CTBN-3 | CTBN-5 |
| Acrylonitrile content, % | 8.0-14.0 | 18.0-22.0 | 24.0-28.0 |
| Carboxyl number, mmol/g | 0.45-0.65 | 0.45-0.65 | 0.45-0.7 |
| Molecular weight | 3000-4500 | 3000-4500 | 3000-4500 |
| Viscosity (27℃), Pa·s | ≤200 | ≤300 | ≤600 |
Packing
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