... smell 2.Resistance to fracture, cold -resistant 3.Used in HMRM,adhesives, se Product Name: C5 Petroleum Resin CAS NO: 68131-77-1HS Code: 39111000EINECS ... ; excellent anti-aging properties; light in color; transparent, odorless, low volatility; in hot-melt adhesives, PR1 can be used alone as tackifier, as well ...