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Edward Krainer
Edward Krainer, Michael H Fisch, Ulrich Stewen, Radu Bacaloglu, Ilze Bacaloglu: Complexes of metal salts of organic acids and beta-diketones and methods for producing same. Crompton Corporation, Michael P Dilworth, March 29, 2005: US06872854

Metal salts of organic acids complexed with β-diketone compounds are multifunctional complexes useful in the formulation of stabilizers for halogenated resins. These complexes may be used jointly with other low toxicity intermediates, such as zinc or magnesium intermediates, to form effective stabil ...


2
Edward Krainer
Edward Krainer, Michael H Fisch, Ulrich Stewen, Radu Bacaloglu, Ilze Bacaloglu: Complexes of metal salts of organic acids and beta-diketones and methods for producing same. Crompton Corporation, January 8, 2004: US20040006171-A1

Metal salts of organic acids complexed with -diketone compounds are multifunctional complexes useful in the formulation of stabilizers for halogenated resins. These complexes may be used jointly with other low toxicity intermediates, such as zinc or magnesium intermediates, to form effective stabili ...


3
Julius Fakinlede, Michael H Fisch, Ulrich Stewen, Radu Bacaloglu, Shah Mukund, Ilze Bacaloglu, Wahib I Farahat: Overbased metal carbonate/carboxylate microemulsions and halogen-containing polymers containing same. Crompton Corporation, Michael P Dilworth, December 28, 2004: US06835328 (3 worldwide citation)

A metal carbonate/carboxylate microemulsion imparting static and dynamic thermal stability to a halogen-containing polymer is provided which comprises (a) a metal carbonate/carboxylate obtained from the reaction of an oxide and/or hydroxide of a metal selected from the group consisting of sodium, po ...


4
Ralf Jurgen Becker, Ulrich Stewen, Udo Weinberg: Method of preparing trialkyl-tin hydrides. Witco, Scully Scott Murphy & Presser, February 22, 1994: US05288886 (1 worldwide citation)

The invention concerns a method of preparing trialkyl-tin hydrides by a process that ensures outstanding long-term stability.


5
Ulrich Stewen: Method of preparing distannanes. Witco, Scully Scott Murphy & Presser, March 29, 1994: US05298641 (1 worldwide citation)

The present invention relates to a method of preparing hexaalkyl distannanes by converting bis-[trialkyltin]oxide with a stabilized solution of sodium borohydride in alcohol, preferably methanol, in the presence of an inert solvent.


6
Mukund Shah, Michael H Fisch, Ulrich Stewen, Radu Bacaloglu: Heterocyclic tin flame retardants/smoke suppressants and halogen-containing polymer composition containing same. Crompton Corporation, Michael P Dilworth, June 29, 2004: US06756431 (1 worldwide citation)

Heterocyclic tin compounds, useful as flame retardants and/or as smoke suppressants for halogen-containing polymers, e.g., polyvinyl chloride resins having application as wire and cable coatings, are obtained by reacting a trisubstituted triazine such as melamine with a tin-containing compound such ...


7
Oliver Schumacher, Ulrich Stewen: Process for the stabilization of organotin halides by lactams and/or lactones and metal alcoholates and/or semimetal alcoholates and a glass coating formulation for glass or ceramic surfaces. Witco, Scully Scott Murphy & Presser, May 26, 1998: US05756787

Stabilization of alkyltin compounds that are liquid at room temperature, especially alkyltin trihalides, is achieved by addition of 0.1 to 10 wt. % of one or more compounds that are soluble in the alkyltin compounds and that are reactive with water.


8
RoseMarie E Stewart, Harold Mark, Oliver Schumacher, Ulrich Stewen: Stable aqueous dispersions of dibutyltin oxide. Witco Corporation, Scully Scott Murphy & Presser, September 15, 1998: US05807802

Disclosed are aqueous dispersions of dibutyltin oxide which contain water, dibutyltin oxide in substantial amounts on the order of 50 to 75 wt. %, as well as a fatty acid ethoxylate surfactant, a suspending agent, and a viscosity modifier component of one or more C.sub.12 -C.sub.24 fatty acids and/o ...


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Julius Fakinlede, Michael H Fisch, Ulrich Stewen, Radu Bacaloglu, Mukund Shah, Ilze Bacaloglu, Wahib I Farahat: Overbased metal carbonate/carboxylate microemulsions and halogen-containing polymers containing same. Michael P Dilworth Esq, Crompton Corporation, May 27, 2004: US20040102555-A1

A metal carbonate/carboxylate microemulsion imparting static and dynamic thermal stability to a halogen-containing polymer is provided which comprises (a) a metal carbonate/carboxylate obtained from the reaction of an oxide and/or hydroxide of a metal selected from the group consisting of sodium, po ...



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