1
Max Josef Braun, Johannes Eicher, Dieter Woehrle: Photoelectric conversion device using TiOF2 as semiconductor. SOLVAY, July 14, 2015: US09080055 (1 worldwide citation)

Use of TiOF2 as semiconductor in a photoelectric conversion device, in particular in a dye-sensitized solar cell. A photoelectric conversion device, in particular a dye-sensitized solar cell, comprising a semiconductor layer containing at least TiOF2. The TiOF2 is preferably used in the form of nano ...


2
Max Josef Braun: Process for the preparation of esters of 4-fluorosubstituted 3-oxo-alcanoic acids. SOLVAY, Beatrice C Ortego, July 9, 2013: US08481778

Esters of 4-fluorosubstituted 3-oxo-alcanoic acids can be prepared by addition reaction of ketene with the respective acid chloride, subsequent esterification and hydrodechlorination. Preferred reaction products are esters of 4,4-difluoro-3-oxo-butanoic acid.


3
Max Josef Braun: Process for the preparation of pyrazole-4-carboxamides. Solvay, March 24, 2015: US08987470

A process for the manufacture of pyrazole-4-carboxamides, in particular, of 3-difluoromethyl-1-methyl-1H-pyrazole-4-carboxamides which are useful as pharmaceuticals and agrochemicals. The carboxamides are prepared from the corresponding pyzole-4-carboxylic acid esters and appropriate amine in the pr ...


4
Max Josef Braun: Fluorinated derivatives of meldrums acid, a method for the preparation of the same, and their use as a solvent additive. SOLVAY, November 21, 2017: US09825331

Disclosed are certain fluorinated derivatives of Meldrum's acid as novel compounds, preparation methods for the same, their use in Li ion batteries, Li air batteries and Li sulphur batteries as well as solvent compositions, electrolyte compositions and respective batteries containing them.


5
Max Josef Braun, Janis Jaunzems: Process for the preparation of esters of 1-substituted-3-fluoroalkyl-pyrazole-4-carboxylic acids. Solvay, March 17, 2015: US08981116

A process for the manufacture of an ester or the respective free acid of a 1-substituted-3-fluoroalkyl-pyrazole-4-carboxylic acid of formula (I), wherein in such formula (I), Y is H, F or an alkyl group having from 1 to 12 carbon atoms which is optionally substituted by at least one halogen atom, an ...


6
Max Josef Braun: Process for the manufacture of Sevoflurane. Solvay Fluor, March 24, 2015: US08987524

A process for the manufacture of Sevoflurane CF3—CH(OCH2F)—CF3 which comprises (a) manufacturing a substituted malonic acid derivative of formula (I): R1OOC—CH(OCH2X)—COOR2 or of formula (II): R3HNOC—CH(OCH2X)—CONHR4, wherein X is OH or a leaving group which can be substituted by nucleophilic substi ...


7
Max Josef Braun, Stefan Palsherm, Uta Claassen: Process for the manufacture of halogenated precursors of alkenones under specific conditions. Solvay, Beatrice C Ortego, October 8, 2013: US08552221

A process for preparing a halogenated precursor of an alkenone, which comprises reacting a carboxylic acid halide with a vinyl ether in a liquid reaction medium under turbulent conditions and a process for preparing an alkenone, by eliminating hydrogen halide from said precursor to form the alkenone ...


8
Max Josef Braun, Uta Claassen, Sara Claessens: Process for the manufacture of halogenated precursors of alkenones and of alkenones. SOLVAY, November 24, 2015: US09193656

Process for preparing a halogenated precursor of an alkenone, which comprises reacting a carboxylic acid halide with a vinyl ether in a liquid reaction medium using an equipment having at least one surface in contact with the liquid reaction medium, wherein said surface consists of a material select ...


9
Max Josef Braun, Stefan Palsherm: Process for the manufacture of alkenones. SOLVAY, June 14, 2016: US09365480

A process for the manufacture of an alkenone comprising the steps of: (a) providing a halogenated precursor of the alkenone and (b) subjecting at least a fraction of the halogenated precursor of step (a) to a thermolysis reaction to form a reaction mixture comprising the alkenone and a hydrogen hali ...


10
Max Josef Braun: Salts of N-containing heterocyclic anions as components in electrolytes. SOLVAY, July 31, 2018: US10038218

Salts of N-containing heterocyclic anions as components in electrolytes Novel uses of salts of N-containing heterocyclic anions, novel salts of fluorinated N-containing heterocyclic anions and method for producing the same are described. Preferred compounds have a pyrimidone or a pyrazole ring struc ...