Phenolic resin 7522 is a thermosetting butyl phenol formaldehyde resin, mainly used for neoprene and other rubber materials, suitable for press-fit adhesive formulation systems. This resin is not too high in initial adhesion to this type of adhesive, but it is very sticky and durable. In the adhesive system with neoprene as the main component, phenolic resin 7522 resin exhibits good bonding strength at room temperature and high temperature.
Exterior: Yellow or light yellow transparent irregular sheet or block
Softening point (ring and ball method ℃) 100-110
proportion: 1.1
Hue (iron-cobalt): 3-6
Hydroxymethyl (%): 10.5-16.5
Exterior: Yellow or light yellow transparent irregular sheet or block
Softening point (ring and ball method ℃) 100-110
proportion: 1.1
Hue (iron-cobalt): 3-6
Hydroxymethyl (%): 10.5-16.5






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