Statements (32)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:leather
|
| gptkbp:alsoKnownAs |
gptkb:NBR
Nitrile rubber |
| gptkbp:brand |
Hycar
Krynac Perbunan |
| gptkbp:category |
polymer
synthetic material elastomer |
| gptkbp:chemicalClass |
copolymer of acrylonitrile and butadiene
|
| gptkbp:color |
usually black
|
| gptkbp:developedBy |
1930s
German chemists |
| gptkbp:hardness |
Shore A 40-90
|
| https://www.w3.org/2000/01/rdf-schema#label |
Buna-N
|
| gptkbp:mainMonomers |
acrylonitrile
butadiene |
| gptkbp:producedBy |
emulsion polymerization
|
| gptkbp:resistantTo |
fuels
sunlight weathering ozone many chemicals oils |
| gptkbp:temperature |
-40°C to 108°C
|
| gptkbp:usedFor |
automotive parts
gaskets fuel hoses O-rings oil seals |
| gptkbp:bfsParent |
gptkb:n-buna
|
| gptkbp:bfsLayer |
7
|