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| Number | Title | Issue Date |
| 8097744 | Free flowing filler composition comprising mercapto-functional silane The disclosure herein relates to organofunctional silanes and mixtures of organofunctional silanes possessing mercaptan and hydrocarbyl and/or heterocarbyl functionality. These silanes reduce or eliminate the generation of volatile organic compounds (VOC's) during u... | 01/17/2012 |
| 8008520 | Process for the preparation of thiocarboxylate silane An aqueous process is described in which thiocarboxylate silane is produced from haloalkyl silane by reaction of the haloalkyl silane with an aqueous solution of thiocarboxylate salt. Also described is a process for the preparation of aqueous thiocarboxylate salt fr... | 08/30/2011 |
| 7799938 | Method for the production of (mercaptoorganyl)alkyl polyether silanes The invention relates to a method for producing (mercaptoorganyl)alkyl polyether silanes by reacting dry mercaptization reagents with a (haloorganyl)alkyl polyether silane. ... | 09/21/2010 |
| 7781606 | Blocked mercaptosilane coupling agents, process for making and uses in rubber The invention relates to sulfur silane coupling agents containing multiple blocked mercapto groups which are in a state of reduced activity until activated. The coupling agents are advantageously used in rubber formulations, for example, for fabricating tires with l... | 08/24/2010 |
| 7652162 | Polyorganosiloxane composition, and associated method A composition is provided that may include a sulfur-functional linear polyorganosiloxane. The sulfur-functional linear polyorganosiloxane may include a chemically protected sulfur group. Under certain conditions, the sulfur group may react with an unsaturated elasto... | 01/26/2010 |
| 7560583 | Mercaptofunctional silane and process for its preparation A mercaptofunctional silane is provided of general Formula (1): [HSG1SiZθZβ]m[HSG2SiZβ3]n[HSG3SiZβ2X]o[[HSG4S... | 07/14/2009 |
| 7528273 | Aqueous catalytic process for the preparation of thiocarboxylate silane An aqueous process is described in which thiocarboxylate silane is produced from haloalkyl silane by reaction of the haloalkyl silane with an aqueous solution of thiocarboxylate salt in the presence of a catalytically effective amount of alkylguanidinium salt. ... | 05/05/2009 |
| 7323582 | Organosilicon compounds Organosilicon compounds of the general formula I and/or II are produced by reacting silanes of the general formula III with alcohols of the general formula R... | 01/29/2008 |
| 7301042 | Blocked mercaptosilane hydrolyzates as coupling agents for mineral-filled elastomer compositions Rubber composition intended for the manufacture of tire casings which have improved hysteretic properties and scorch safety, based on at least one elastomer and silica by way of reinforcing filler enclosing a reinforcing additive consisting of the mixture and/or the... | 11/27/2007 |
| 7189867 | Trifluoromethylcarbinol terminated thiols A compound having the formula CF3—CH(OH)—CH2—(L)n—CH2—SH or a disulfide thereof. Each L is substituted or unsubstituted methylene, substituted or unsubstituted oxyalkylene, and alkyl-substituted or unsubstituted ... | 03/13/2007 |
| 7169873 | Silsesquioxane derivatives and process for production thereof The present inventors have obtained a PSQ derivative of a completely condensed type into which a functional group is readily introduced by using a novel PSQ derivative of an incompletely condensed type in which four alkaline metal atoms are bonded to silsesquioxane ... | 01/30/2007 |
| 7151188 | Process for the production of mercaptoalkylalkoxysilanes Mercaptoalkylalkoxysilane is obtained by reacting at least one sulfide of the general formula MHS wherein M is an alkali metal or ammonium with a haloalkyl silane in an aqueous reaction medium in the presence of an acidic gas to maintain the pH o... | 12/19/2006 |
| 7122590 | Blocked mercaptosilane coupling agents for filled rubbers Disclosed herein is a process of manufacturing a filled rubber comprising the steps of: mixing a rubber, an inorganic filler, and a blocked mercaptosilane of a structure defined herein, to produce a rubber mixture; | 10/17/2006 |
| 7081500 | Blocked mercaptosilane coupling agents for filled rubbers Blocked mercaptosilanes are provided in which the blocking group contains and unsaturated heteroatom or carbon chemically bound directly to sulfur via a single bond. This blocking group optionally may be substituted with one or more carboxylate ester or carboxylic a... | 07/25/2006 |
| 7078551 | Blocked mercaptosilane coupling agents for filled rubbers A blocked mercaptosilane of the structure: G-C(═O)—S—CH2CH2CH2SiX3 is disclosed wherein each X is an independently selected RO— group or R— group wherein each R is independently selected from the group consisting... | 07/18/2006 |
| 7019160 | Process for the preparation of (mercaptoorganyl)alkoxysilanes The present invention relates to a process for the preparation of (mercaptoorganyl)-alkoxysilanes by reacting an alkali metal sulfide with a mixture of (haloorganyl)alkoxysilane and (haloorganyl)halosilane in an alcohol with the exclusion of air and under elevated p... | 03/28/2006 |
| 6998452 | Controlled free radical agent for nanocomposite synthesis This invention relates to a process for producing a free radical control agent of the structural formula: wherein Z is selected from the group consisting of wherein R1... | 02/14/2006 |
| 6995280 | Process for preparing (mercaptoorganyl)alkoxysilanes The present invention is directed to a process for preparing (mercaptoorganyl)alkoxysilanes by conversion of alkali-metal hydrogensulfide with a mixture of (haloorganyl)alkoxysilane and (haloorganyl)halosilane in an alcohol with air excluded and at an elevated press... | 02/07/2006 |
| 6974500 | Primer composition To provide a primer composition having an excellent balance between storage stability and adhesiveness, while permitting a longer open time. The primer composition includes: a compound (a) represented by the following formula (1): | 12/13/2005 |
| 6949666 | Process for producing polyorganosiloxane with solid-acid zirconium oxide catalyst The method for producing polyorganosiloxane from at least one type of organosilicon compound having a siloxane unit or alkoxysilane by the equilibrating reaction involving cleavage and recombination of the silicon-oxygen bond as a method carried out in the presence ... | 09/27/2005 |
| 6867319 | Process for preparation of thiocyanato-bearing organoalkoxysilanes A process for the preparation of (D) thiocyanato-bearing organoalkoxysilanes represented by the general formula (3) NCS—R1—Si(OR2)nR33-n wherein R1 is a divalent hydrocarbon group having 1 to 6 ca... | 03/15/2005 |
| 6861546 | Method of purifying alkoxysilanes A mixture containing a monohydric alkyl alcohol and an alkoxysilane is purified by (i) adding an organic salt or an inorganic salt to the monohydric alkyl alcohol and the alkoxysilane; (ii) mixing the organic or inorganic salt with the monohydric alkyl alcohol and t... | 03/01/2005 |
| 6844460 | Method of making mercaptoalkylalkyldialkoxysilanes Mercaptoalkylalkyldialkoxysilane compositions are prepared by reacting an alkoxysilane containing an unsaturated organic group, with a sulfur containing organic acid, in the presence of a peroxide catalyst. This step produces a thiol ester. In the next step, methano... | 01/18/2005 |
| 6777569 | Process for the manufacture of blocked mercaptosilanes A process for the manufacture of a blocked mercaptosilane comprising: reacting at least one polysulfane-containing organosilicon compound of the general formula: (R13SiG)2Sn (a) in wh... | 08/17/2004 |
| 6727339 | Oligomeric organosilanes, process for their production and their use Oligomeric organosilanes useful in rubber mixtures are built up from the two structural units A and B, according to formula I The oligomeric organosilanes are produced by mixing and then co-oligomerizing the monomeric co... | 04/27/2004 |
| 6680398 | Method of making mercaptoalkylalkoxysilanes In a first embodiment of a process for making mercaptoalkylalkoxysilanes, a pH adjusting agent and a sulfide containing compound are mixed in an aqueous phase to provide a pH of 4-9, a phase transfer catalyst is added to the aqueous phase, a haloalkylalko... | 01/20/2004 |
| 6617039 | Nitrogen-free compounds as adhesion promoters for silicon-based scratch-resistant coatings on polycarbonate The invention relates to a process for coating a substrate with a nitrogen-free compound corresponding to formula (I) and/or a hydrolysis product or condensation product wherein i represents the number 1, 2 or 3, j represents an integer from 1 to 10, ... | 09/09/2003 |
| 6518335 | Sulfur-containing silane coupling agents A method is provided for preparing sulfur-containing silane coupling agents by reacting an alkoxysilane acetal with a sulfurating agent. The sulfur-containing silane coupling agents so prepared include certain novel mercapto silanes, and are useful in pro... | 02/11/2003 |
| 6284858 | Silicone compounds and process for producing the same This invention relates to silicone compounds in which terminal SiO of cage-type and/or ladder-type polyphenylsilsesquioxanes is wholly or partly linked to a triorganosilyl group containing reactive functional group X and also relates to a process for prep... | 09/04/2001 |
| 6271331 | Functionalized polyorganosiloxanes and one of the processes for the preparation thereof The present invention relates to multifunctionalized alkoxy, the alkoxy functionality Y being introduced onto a suitable polyhydroorganosiloxane by a dehydrogenation/condensation reaction from the alcohol from which Y derives and then the functionality W ... | 08/07/2001 |
| 6268455 | Mercaptomethylphenyl group-containing diorganopolysiloxane and production process for the same Provided is a novel mercaptomethylphenyl group-containing diorganopolysiloxane compound represented by the following Formula (1): ##STR1## wherein R1 represents methyl or phenyl; R2 represents a linear or branched alkyl group having ... | 07/31/2001 |
| 6169194 | High surface density covalent immobilization of oligonucleotide monolayers using a 1-(thiotrifluoroacetato)-11-(trichlorososilyl)-undecane linker Oligonucleotides and other biomolecules are immobilized in high density on solid substrates through covalent forces using either a permanent thioether bond, or a chemoselectively reversible disulfide bond to a surface thiol. Substrates which have hydroxyl... | 01/02/2001 |
| 6147242 | Method of producing silylalkylthiols Silylalkylthiols are produced by reacting silylalkylsulfanylsilanes with water. The silylalkylsulfanylsilanes used as starting products can be produced by reacting bil-silylalkylpolysulfanes or bis-silylalkyldisulfanes with alkali metal and chlorosilanes.... | 11/14/2000 |
| 5916973 | Na, K and Li salts of siloxy compounds The present invention relates to compounds of the formula ##STR1## where R1, R2 and R3 are independently selected from alkoxy radicals having from 1 to 8 carbon atoms, x is O or an integer of from 1 to 10; and Y is Li... | 06/29/1999 |
| 5840952 | Method of manufacturing 3-mercaptopropylalkoxy silane After reacting sodium sulfide anhydride and hydrogen sulfide, 3-halopropylalkoxy silane represented by the general formula X (CH2)3 Si (OR)a R3-a (I) is added reacted, wherein X denotes Cl or Br; R denotes... | 11/24/1998 |
| 5792881 | Thiolsilanes, method of their production and of their use The invention relates to hydrolyzable and polyadditive silanes, a method of heir production and of their use in the production of (hetero) silicic acid polycondensates and of polyadducts. The silanes in accordance with the invention have the general formul... | 08/11/1998 |
| 5780661 | Process for preparing allylsilane compound derivatives Allyl silane compounds represented by the formula (CH2 .dbd.CH--CH2 --)Rn SiCl3-n (R represents, independently of each other, hydrocarbon groups with a carbon number of C1 to C8 ; n represe... | 07/14/1998 |
| 5677291 | Method of lowering serum cholesterol levels with 2,6-di-alkyl-4-silyl-phenols A method of lowering plasma cholesterol level in a patient with hypercholesterolemia, by administration of a compound of formula (1) ##STR1## wherein: R1, R2, R3 and R4 are each independently a C1 | 10/14/1997 |
| 5631338 | Process for preparing bisphenol A The present invention provides a process for preparing bisphenol A with a high conversion and selectivity by reacting phenol with acetone in the presence of both a polyorganosiloxane having a mercapto group-containing hydrocarbon group and an acid. It is ... | 05/20/1997 |
| 5629437 | Preparation and use of alkyleneoxysilane compositions The invention is directed to water soluble silane compositions that are essentially alcohol free comprising compounds of the structure: (RO)3-x (HO)x Si(CH2)3 (OCH2 CH2)b OH(Ia ) {(RO)... | 05/13/1997 |
