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Attorney: Boley; William F., Warren; Jennifer S.


Number of patents: 22
Last date: August 07, 2001

NumberTitleIssue Date
6271299Fire resistant sealant composition
Curable liquid silicone rubber compositions that are curable to form silicone elastomers which are useable as fire resistant sealants. These compositions have low heat release and form hard chars on burning, and comprise: (A) a liquid polyorganosiloxane p...
08/07/2001
6221993Continuous process for producing a silicone polymer
A continuous process for producing a silicone polymer comprises the sequential steps of (i) polymerisation of a linear silanol group containing siloxane by condensation polymerisation, or of a cyclosiloxane by ring opening polymerisation, or of a mixture ...
04/24/2001
6218466Method for the continuous preparation of liquid silicone rubber base
A method is provided that can very rapidly produce a liquid silicone rubber base in which even microfine electrically conductive filler with specific surface of at least 0.5 m2 /g will be homogeneously dispersed in liquid organopolysiloxane wit...
04/17/2001
6207769Polymer composition
A polymer composition comprises a polymer matrix and a siloxane-containing additive which is substantially incompatible with the polymer matrix, wherein the siloxane of the additive has a hydroxy, alkoxy or epoxy functionality, and a functionality which i...
03/27/2001
6197988Method for purifying 3-methacryloxypropyldimethylhalosilanes or 3-methacryloxypropyl methyldihalosilanes
A method for purifying 3-methacryloxypropyldimethylhalosilanes or 3-methacryloxypropylmethyldihalosilanes which is characterized by the fact that 1-methyl-2-methacryloxyethyldimethylhalosilanes or 1-methyl-2-methacryloxyethylmethyldihalosilanes contained ...
03/06/2001
6191220Method for manufacturing hydrocarbon oxysilyl functional polymer
A method for making a hydrocarbon oxysilyl functional polymer, which is important as a modified silicone or silicone-modified polymer, by a hydrosilylation reaction between a hydride (hydrocarbonoxy)silane compound having SiH functional groups and a polym...
02/20/2001
6184330Continuous process for producing a silicone polymer
A continuous process for producing a silicone polymer comprises the sequential steps of (i) polymerisation of a linear silanol group containing siloxane by condensation polymerisation, or of a cyclosiloxane by ring opening polymerisation, or of a mixture ...
02/06/2001
6130272Process for making powdered base for formulating curable liquid silicone rubber compositions
A process for making a flowable powdered base suitable for use in the formulation of liquid silicone rubber compositions that can be cured to form silicone elastomers. The process comprises (A) fluidizing a reinforcing silica filler in a high-shear mixer,...
10/10/2000
6090879Silicone rubber composition for application as electrical insulation
A silicone rubber composition for application as electrical insulation that cures into a highly water-resistant silicone rubber that has excellent electrical properties and in particular has excellent high-voltage electrical insulation properties. The sil...
07/18/2000
5973030Liquid silicone rubber compositions and methods for the preparation thereof
Liquid silicone rubber compositions that prior to cure have good fluidity and excellent moldability and that cure into a highly flame retardant silicone rubber with excellent high-voltage electrical insulating properties. The liquid silicone rubber compos...
10/26/1999
5973058Silicone rubber composition and method for molding silicone rubber
A silicone rubber composition that does not foam or evolve an unpleasant odor during its cure and that cures into low-surface-tack, non-yellowing silicone rubber moldings comprises: (A) polydiorganosiloxane gum with the average component formula Ra ...
10/26/1999
5916940Silicone rubber composition for use in electrical wire covering
A silicone rubber electrical wire insulating covering formed by curing a composition comprising (A) 100 parts by weight of a polydiorganosiloxane gum, (B) 10 to 150 parts by weight of finely powdered silica, (C) 0.01 to 20 parts by weight of a zinc compou...
06/29/1999
5912287Silicone rubber composition and method for the preparation thereof
A silicone rubber composition comprising (A) polyorganosiloxane described by average formula Ra SiO.sub.(4-a)/2, where R denotes substituted and unsubstituted monovalent hydrocarbon groups and a is a number from 1.95 to 2.05 and having at least ...
06/15/1999
5910525Silicone rubber composition and method for the preparation thereof
A silicone rubber composition that cures into a highly flame-retardant silicone rubber with excellent electrical insulation characteristics and that does so without sacrificing mechanical strength. The silicone rubber composition comprises: (A) polyorgano...
06/08/1999
5908888Liquid silicone rubber composition for lubricant seal
A liquid silicone rubber composition for a lubricant seal having after it is cured high resistance to lubricant, with high stability displayed even in lubricant that has been subjected to thermal and oxidative degradation, and having its rubber elasticity...
06/01/1999
5908897Silicone rubber composition
A silicone rubber composition that yields silicone rubber whose durometer can be freely reduced without a concomitant reduction in the mechanical properties of the silicone rubber. The reduction in durometer is achieved by controlling the concentration of...
06/01/1999
5883171Heat-curable silicone rubber composition
A heat-curable silicone rubber composition whose cure provides silicone rubber with excellent high-voltage electrical insulating properties. The heat-curable silicone rubber composition comprises: (A) polyorganosiloxane gum described by average compositional f...
03/16/1999
5863968High tear strength high consistency organosiloxane compositions comprising fluorinated and non-fluorinated polyorganosiloxanes
A high-consistency organosiloxane composition comprising fluorinated and non-fluorinated polyorganosiloxanes, which upon the addition of suitable cure components can be cured to form elastomers having improved tear strength and good resistance to hydrocar...
01/26/1999
5859094Use of high molecular weight organopolysiloxanes to improve physical properties of liquid silicone rubber compositions
A platinum group-metal curing liquid silicone rubber compositions having improved physical properties such as tear and heat-aging, especially at durometers below about 35 and above about 65. The present inventors have unexpectedly discovered that the addi...
01/12/1999
5854310Curable fluorosilicone composition having improved lubricity
The present invention is a curable fluorosilicone composition having improved lubricity, low compression set, and good resistance to fluids such as automotive fuel without post-curing. The composition comprises (A) poly(trifluoropropyl)methylsiloxane, (B) ...
12/29/1998
5847178Method for purifying 3-methacryloxypropyldimethylhalosilanes and 3-methacryloxypropylmethyldihalosilanes
A method for purifying 3-methacryloxypropyldimethylhalosilanes or 3-methacryloxypropyl methyldihalosilanes which is characterized by the fact that 1-methyl-2-methacryloxyethyldimethyl halosilanes or 1-methyl-2-methacryloxyethylmethyldihalosilanes containe...
12/08/1998
5824729Silicone rubber composition
The present invention is silicone rubber compositions the exhibit high mechanical strength and excellent electrical properties such as tracking resistance, arc resistance, and erosion resistance. The improved properties are obtained by incorporation in th...
10/20/1998
 
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