Inventor

STEVENSON DONALD R

23 patents

⚠️ This page may combine multiple inventors who share the name “STEVENSON DONALD R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

STEVENSON DONALD R

DOVER CHEMICAL CORP

Hydrolytically stable pentaerythritol diphosphites

Lubrication process using chlorine-free lubricant

Process for production of tris(nonylphenyl) phosphite

Phenol-free phosphite stabilizers

Phosphite ester additive compositions

Solid melt blended phosphite composites

Non-ozone depleting chlorination solvents

Cycloaliphatic polyphosphite

Chlorine-free extreme pressure fluid additive

Phenol-free phosphites

Polymer dispersible polybasic metal carboxylate complexes

Copolymeric polyphosphite polymer stabilizers

Dimeric and polymeric alkylphenol polysulfides

SCM CORP

Low-shrink thermosetting polyesters

Compositions containing carbamothioate curing agents and their uses

High solids urethane coatings

Process for electrodeposition of compositions containing carbamothioate curing agents

Coating process with compositions of active hydrogen compound, unsaturated or epoxy compound, and carbamothioate curing agent

US INTERIOR

Regular copolyamides as desalination membranes

Regular copolyamides as desalination membranes

(unassigned)

Hydrolytically stable pentaerythritol diphosphites

NEWPORT NEWS S & D CO

Method and apparatus for racking and unracking pipe

OWENS CORNING FIBERGLASS CORP

Low-shrink thermosetting polyesters