103749 ⎘
Adhesives based on condensation polymers of aldehydes or ketones ; Adhesives based on derivatives of such polymers; Condensation polymers of aldehydes or ketones with phenols only of ketones with phenols
SEALING ELEMENT AND/OR SUPPORT RING MADE OF COMPRESSED CARBON-FIBER-REINFORCED COMPOSITE MATERIAL
Insulated wire and preparation method thereof, coil and electronic/electrical device