1
Koch Walter T, Gillespie Robert F: Method of preparing shirred, elastic, flexible articles. FMC Corporation, October 14, 1975: US3912565 (69 worldwide citation)

Method of preparing a shirred, elastic, flexible article by attaching to a sheet material a thin layer of flexible polyurethane material which is heat shrinkable in only one direction thereof, and thereafter heating the layer of polyurethane material to effect shrinkage thereof and shirring of the s ...


2
Massengale John T, Koch Walter T: Method of preparing shirred, elastic, flexible articles. FMC Corporation, June 25, 1974: US3819401 (56 worldwide citation)

Method of preparing a shirred elastic, flexible article by attaching to a sheet material a thin layer of flexible, plasticized vinyl chloride polymer material which is heat shrinkable in only one direction thereof, and thereafter heating the layer of vinyl chloride material to effect shrinkage there ...


3
Koch Walter T, Horsky Eugene G: Method for making a cellular cushioning structure. FMC Corporation, August 19, 1975: US3900356 (13 worldwide citation)

A method for making a three-ply, cellular cushioning structure within which is contained a fluid under pressure, with the intermediate ply being of corrugated configuration and sealed to the respective outer plies at its crests and valleys.


4
Koch Walter T: Stabilized glycol plasticized cellulosic sheets. FMC Corporation, October 8, 1974: US3840395 (4 worldwide citation)

Fibrous and non-fibrous cellulosic sheets containing plasticizing amounts of polyalkylene glycols with buffering agents to prevent deterioration of the glycol and subsequent cellulose degradation promoted by the acidic products of glycol deterioration.


5
Koch Walter T, Wielicki Edward A: Cellulosic film having increased stiffness. FMC Corporation, August 12, 1975: US3899452 (2 worldwide citation)

A non-fibrous, self-supporting cellulosic film containing a small proportion of rigid hollow microspheres to increase film stiffness, and a method of preparing the film are disclosed herein.


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