Synthetic resins (class 520, subclass 1) > From coal or bituminous material, extract or derivative thereof, or fatty still residue reactant > With phenolic reactant or aldehyde reactant > Patents

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Class Information
Number: 527/503
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Synthetic resins (class 520, subclass 1) > From coal or bituminous material, extract or derivative thereof, or fatty still residue reactant > With phenolic reactant or aldehyde reactant
Description: Subject matter wherein a phenolic reactant or aldehyde or derivative reactant is additionally present.

Patents under this class:

Patent Number	Title Of Patent	Date Issued
5350610	Damping material	Sep. 27, 1994
5173548	Epoxy-modified hydrocarbon resins	Dec. 22, 1992
4594384	Adhesive composition particularly for manufacturing wood constructions, panels and other similar wood products	Jun. 10, 1986
4337193	Preparation of hardened tall oil pitch	Jun. 29, 1982
4215212	Regenerated cellulose containing cross linked sodium lignate or sodium lignosulfonate	Jul. 29, 1980