1
Wulf von Bonin, Ulrich von Gizycki, Kuno Wagner, Dietmar Schapel: Constructional material. Bayer Aktiengesellschaft, Gene Harsh, Lawrence S Pope, October 25, 1983: US04411262 (114 worldwide citation)

The present invention relates to a constructional material which is stable in storage and which is kept under moisture-free conditions and which comprises a substrate and a reactive one-component system which hardens on exposure to air by reaction with moisture. The present invention also relates to ...


2
Wulf von Bonin, Dietmar Schapel: Fire retardant foams comprising expandable graphite, amine salts and phosphorous polyols. Bayer Aktiengesellschaft, Sprung Horn Kramer & Woods, December 22, 1992: US05173515 (84 worldwide citation)

New particularly effective fire retardent elements based on foams and expandable graphite are characterized in that they additionally contain one or more components from the group consisting of phosphate-containing polyols, borates and amine salts.


3
Dietmar Schapel: Gel compositions with depot action based on a polyurethane matrix and relatively high molecular weight polyols and containing active ingredients, and a process for their preparation. Bayer Aktiengesellschaft, Gene Harsh, Joseph C Gil, Lyndanne M Whalen, September 13, 1983: US04404296 (74 worldwide citation)

A polyol gel is made from 15-62 wt. % (based on the sum of polyurethane matrix plus dispersing agent) of a high molecular weight covalently cross-linked polyurethane matrix; 85-38 wt. % (based on the sum of polyurethane matrix plus dispersing agent) of a liquid dispersing agent which is firmly bonde ...


4
Miklos von Bittera, Dietmar Schapel, Ulrich von Gizycki, Roland Rupp: Self-adhesive sheet-like structures, process for their preparation and their use. Bayer Aktiengesellschaft, Gene Harsh, Lawrence S Pope, April 28, 1987: US04661099 (69 worldwide citation)

The present disclosure is concerned with self-adhesive sheet-like structures made by adhering an adhesive polyurethane gel material to a supporting substrate and the utilization of such structures in the medical field to adhere materials such as plasters, wound dressings and appliances to the human ...


5
Hans Heribert Burgdorfer, Dietmar Schapel, Gottfried Schneider, Wulf von Bonin, Ulrich von Gizycki: Gel pads and a process for their preparation. Bayer Aktiengesellschaft, Gene Harsh, Joseph C Gil, Lyndanne M Whalen, June 26, 1984: US04456642 (69 worldwide citation)

A gel of specific composition is encased in a flexible elastic casing to form a gel pad. The gel used is made up of (a) 15-62 weight % (based on (a)+(b)) of a high molecular weight covalently cross-linked polyurethane matrix and (b) 85-38 weight % (based on (a)+(b)) of a liquid dispersing agent. The ...


6
Dietmar Schapel, Heinz Dieter Ebert, Hartwig Grammes: Gel compounds, their production and use. Bayer Aktiengesellschaft, Sprung Horn Kramer & Woods, November 8, 1994: US05362834 (49 worldwide citation)

Improved gel compounds based on reaction products of polyols and polyisocyanates are characterized in that the polyol component consists of a mixture of a) one or more polyols having hydroxyl values below 112 and b) one or more polyols having hydroxyl values of 112 to 600 and in that the isocyanate ...


7
Wulf von Bonin, Ulrich von Gizycki, Kuno Wagner, Dietmar Schapel: Constructional material. Bayer Aktiengesellschaft, Gene Harsh, Lawrence S Pope, February 18, 1986: US04570622 (36 worldwide citation)

The present invention relates to a constructional material which is stable in storage and which is kept under moisture-free conditions and which comprises a substrate and a reactive one-component system which hardens on exposure to air by reaction with moisture. The present invention also relates to ...


8
Dietmar Schapel, Ulrich VON Gizycki: Process for the production of thermoformable polyisocyanurate foams. Bayer Aktiengesellschaft, Gene Harsh, Joseph C Gil, R Brent Olson, December 12, 1978: US04129697 (30 worldwide citation)

The invention relates to thermoformable polyisocyanurate foams which are produced by reacting a polymethylene polyphenyl polyisocyanate having a specified diisocyanate content with polyethers which have an OH number between 28 and 112 and dihydric alcohols which have a molecular weight between 62 an ...


9
Dietmar Schapel, Kuno Wagner, Hanns P Muller, Manfred Dahm: Stable polymer gels. Bayer Aktiengesellschaft, Gene Harsh, Joseph C Gil, R Brent Olson, July 10, 1979: US04160754 (29 worldwide citation)

This invention is directed to gels which are stable in storage, comprising a polymer matrix, a liquid dispersing agent embedded therein and optionally fillers or additives, characterized in that said polymer matrix is a polycondensation product of aldehydes and aminoplast-formers, at least 30% by we ...


10
Miklos von Bittera, Hubert Dorn, Dietmar Schapel, Wilhelm Stendal, Herbert Voege, Manfred Federman, Ulrich von Gizyoki: Ectoparasiticide-containing polyurethanes. Bayer Aktiengesellschaft, Sprung Horn Kramer & Woods, October 1, 1985: US04544547 (21 worldwide citation)

The invention relates to ectoparasiticide-containing polyurethanes which contain spreading agents and ectoparasiticides or mixtures of ectoparasiticides and to said ectoparasiticide-containing polyurethanes in the form of sheets, films, shaped articles, coatings or impregnations. Also included in th ...