I'm working on adhesive for brake pads and have problem with brittleness of novolac-type phenolic resin.how can i modify it?
Dear Mostafa Rahimi, you can use additives such as the one used in the attached file. Also you can adjust slightly the degree of curing. My Regards
Kindly check this link
https://link.springer.com/content/pdf/10.1134%2FS1995421217040165.pdf
http://dl.uctm.edu/journal/node/j2006-1/05-Iliev-29-34.pdf
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