11
Fritz Hostettler: Integral skin microcellular polyester base polyurethane elastomers. Plastics Technology Associates, Curtis Morris & Safford, September 1, 1981: US04287307 (26 worldwide citation)

Synthesis of integral skin microcellular polyurethane elatomers by reacting hydroxyl-terminated aliphatic polyesters with symmetrical diisocyanates, prepolymers of these isocyanates such as derived from p,p'-diphenylmethane diisocyanate and an aliphatic glycol and mixtures thereof, these are polymer ...


12
Fritz Hostettler, David Rhum, Michael R Forman, Michael N Helmus, Ni Ding: Process for the preparation of slippery, tenaciously adhering, hydrophilic polyurethane hydrogel coatings, coated metal substrate materials, and coated medical devices. Schneider, Vidas Arrett & Steinkraus, February 29, 2000: US06030656 (15 worldwide citation)

A process for the preparation of slippery, hydrophilic polyurethane hydrogel coating compositions, and materials composed of a polymeric plastic or rubber substrate or a metal substrate with a coating of a slippery, hydrophilic polyurethane hydrogel thereon, such that the coating composition tenacio ...


13
Fritz Hostettler, Peter Wachtel: Methods of preparing polyurethane adhesives, adhesives produced thereby and medical devices employing the same. Bristol Myers Squibb Company, Theodore R Furman Jr, March 19, 2002: US06359100 (15 worldwide citation)

A polyurethane adhesive composition preferably having pressure sensitive characteristics that is non-cytotoxic and methods of making the same which is especially useful for medical applications such as ostomy and wound care.


14
Fritz Hostettler: Microcellular polyurethane foams having integral skin. June 18, 1985: US04524102 (14 worldwide citation)

There are provided a wide range of polyurethane products, e.g., cellular, dense elastomer, and integral skin microcellular products, obtained by the reaction of (a) a polyisocyanate compound, (b) a polyol, (c) optionally a chain extender and/or blowing agent with/without other known additives, (d) i ...


15
Fritz Hostettler: Polyurethane foams containing stabilized amylaceous materials. Krause Milling Company, Michael Best & Friedrich, May 29, 1979: US04156759 (14 worldwide citation)

Polyurethane foams are prepared by reacting an active hydrogen-containing organic compound with an organic polyisocyanate in the presence of a blowing agent and an amylaceous material which has been stabilized (a) by treating with a stabilizing agent containing an effective amount of an antioxidant ...


16
Larry A Fenster, Fritz Hostettler: Hair curler device. Mercury Foam Corporation, Fred A Keire, March 25, 1986: US04577647 (13 worldwide citation)

An improved hair curler device of a resilient outer sheath and a deformable shape retaining inner core embedded securely within the outer sheath; compositions for embedding deformable inner member within said outer sheath and an improvement in the outer envelope shape and texture for obtaining satis ...


17
Fritz Hostettler, David Rhum, Michael R Forman, Michael N Helmus, Ni Ding: Slippery, tenaciously adhering hydrophilic polyurethane hydrogel coatings, coated metal substrate materials, and coated medical devices. Schneider, Vidas Arrett & Steinkraus, March 21, 2000: US06040058 (12 worldwide citation)

A process for the preparation of slippery, hydrophilic polyurethane hydrogel coating compositions, and materials composed of a polymeric plastic or rubber substrate or a metal substrate with a coating of a slippery, hydrophilic polyurethane hydrogel thereon, such that the coating composition tenacio ...


18
Fritz Hostettler: Semi-flexible polyurethane foams containing amylaceous material and process for preparing same. Krause Milling Company, Michael Best & Friedrich, April 8, 1980: US04197372 (11 worldwide citation)

Semi-flexible, shock-absorbing polyurethane foams containing an amylaceous material, such as a cereal starch or flour, and having an open cell structure are prepared by co-reacting the amylaceous material and a polyether with an aromatic polyisocyanate having a functionality of about 2 to about 2.4. ...


19
Fritz Hostettler, William H Cook, Frank G Lombardi: Liquid hydroxy-terminated polyesters. Inter Polymer Corporation, Watson Leavenworth Kelton & Taggart, May 18, 1976: US03957753 (9 worldwide citation)

Solid and microcellular polyurethane elastomers prepared by reacting (a) liquid polyesters containing from about 25 percent by weight to about 70 percent by weight of the epsilon-oxycaproyl unit, the balance of the polyester being derived from the reaction of at least one dicarboxylic acid with at l ...


20
Fritz Hostettler: Dental prosthetic from hard, rigid, non-hydrophilic polyurethane elastomer. Vincent P Pirri, December 13, 1988: US04791156 (7 worldwide citation)

There is provided hard, non-toxic, substantially non-hydrophilic dentures including dentures comprising teeth anchored in or bonded to the denture material and optionally a linear of relatively soft elastomer. The hard dentures possess several highly desirable properties such as high heat distortion ...