Hexion Inc. is sticking with plans to sell some assets and pay down debt, even though a buyer for the specialty chemicals company has yet to emerge and a wall of maturities is fast approaching.

The company, owned by Apollo Global Management LLC, reiterated its intention Nov. 13 to find a buyer for its epoxy resins business, without giving any details on its refinancing plans or the timing during its third-quarter earnings call. The comments did little to dispel skepticism...