Keith D. Stanley

TL;DR: The quaternary ammonium salt having formula (I) is a fabric softening compound that is soluble in water and/or isopropyl alcohol to form a true solution, wherein the compound is clear and colorless at 70oF as discussed by the authors.

TL;DR: In the current climate of difficult economic times, the key to success in any industry is to lower one’s manufacturing cost as discussed by the authors and a considerable amount of interest by the urethane foam industry has been directed toward the use of the inexpensive polyester polyols.