Lester Morris, Hakam Singh, Jonathan D Zook: Thioethers having a high sulfur content and method therefor. Products Research & Chemical, Poms Smith Lande & Rose, September 2, 1986: US04609762 (74 worldwide citation)

Liquid polythioethers containing no oxygen in the polymeric backbone and a method for producing same which includes condensing an organic compound having primary mercaptan group with an organic compound having secondary hydroxyl group beta to a sulfur atom.

Lester Morris, Hakam Singh: Modified disulfide polymer composition and method for making same from mercaptan terminated disulfide polymer and diethyl formal mercaptan terminated polysulfide. Products Research & Chemical, Poms Smith Lande & Rose, November 18, 1986: US04623711 (38 worldwide citation)

A liquid polymer composition curable to a solid elastomer having good thermal stability which contains a mercaptan terminated disulfide polymer of the formula HS(RSS).sub.m R'SH wherein R is --C.sub.2 H.sub.4 --O--CH.sub.2 O--C.sub.2 H.sub.4 --; R' is a member selected from the group consisting of a ...

Lester Morris, Dennis Perkins: Mixing and dispensing apparatus. Products Research & Chemical Corporation, Poms Smith Lande & Glenny, November 2, 1976: US03989228 (13 worldwide citation)

A static mixing chamber for mixing multi-component compositions has the provision of having the mixing chamber at the outlet of the feed lines. A valve is at the outlet end of the chamber. By having the chamber near the outlet end, a large pressure drop across the chamber is insured. Moreover, the v ...