| http://www.w3.org/ns/prov#value | - e hydrogen, alkyl of C1-34; aryl; alkyl-substituted aryl; O-, N-, P- or S-containing alkyl; O-, N-, P- or S-containing aryl; or O-, N-, P- or S-containing alkyl-substituted aryl; and n is an integer of 1 to 10,000, preferably 1 to 300 considering mechanical properties and processability. [0017] During combustion, the phenol resin derivative prevents the combusted gases from flowing out by forming
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