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Class 525/464 - Mixed with silicon-containing reactant or polymer derived therefrom


Subclass of Class 525 - Synthetic resins or natural rubbers -- part of the class 520 series
Definition: Subject matter wherein a solid polymer derived from -OO-
No. of patents: 214
Last issue date: 04/19/2011


1            
NumberTitleIssue Date
7928168White light-shielding compositions and articles comprising same
A polymer composition is provided which is white and opaque (i.e. shields from light). The polymer composition comprises a blend of (i) a silicon-free polycarbonate polymer and (ii) a polycarbonate-polysiloxane copolymer; a whitener such as titanium dioxide; and (ii...
04/19/2011
7709581Polycarbonate-polysiloxane copolymer compositions and articles formed therefrom
A thermoplastic composition comprises a copolycarbonate comprising 25 to 100 mole percent of a first carbonate unit derived from a dihydroxy aromatic compound having the formula wherein Ra′ and Rb′...
05/04/2010
7671143Flame retardant polycarbonate resin composition having good impact, high heat resistance
Disclosed herein is a flame retardant polycarbonate resin composition having high heat resistance and good impact resistance. The flame retardant polycarbonate composition is prepared by incorporating into a polycarbonate resin a silicon-based core-shell graft copol...
03/02/2010
7649057Thermoplastic polycarbonate compositions with low gloss, articles made therefrom and method of manufacture
A thermoplastic composition comprising a polycarbonate, an impact modifier, an aromatic vinyl copolymer, and a polyorganosiloxane has excellent mechanical properties, in addition to suitable low gloss performance. An article may be formed by molding, extruding, shap...
01/19/2010
7498388Polysiloxane-polycarbonate copolymer article
Disclosed herein are polysiloxane-polycarbonate copolymer articles. In one embodiment, a ⅛th inch thick bar formed from the thermoplastic composition has a B-Y ratio of less than or equal to about 1.75. This article, which has a dimension that is greate...
03/03/2009
7423094Light-diffusing polycarbonate resin composition
A composition comprising a polycarbonate resin and a silicone rubber particle having a weight average particle diameter of from about 0.5 μm to about 10 μm is provided. The composition has high impact resistance and is less colored. The sheet obtained by molding t...
09/09/2008
7405251Flame retardant compositions
This invention relates to a flame retardant composition comprising: (a) 81 to 99.99 weight percent of a thermoplastic resin, thermoset resin, thermoplastic resin blend, or thermoset resin blend which upon burning forms a char and (b) 0.01-19 weight percent of a sils...
07/29/2008
7368521Method of producing modified polycarbonate using spray-crystallizing method
Provided is a method of producing a high-molecular weight modified polycarbonate resin. The method includes a melt condensation polymerization process in which transesterification and quick condensation polymerization are sequentially performed, a spray crystallizat...
05/06/2008
7365125Polycarbonate compositions, articles, and method of manufacture
A thermoplastic composition, comprising: about 10 to about 84 wt. % of a polycarbonate resin; about 0.5 to about 40 wt. % of a polycarbonate-polysiloxane copolymer; 1 to about 40 wt. % of an impact modifier composition; and about 1 to about 50 wt. % of an alkyl (met...
04/29/2008
7365124Flame retardant resin blends based on polymers derived from 2-hydrocarbyl-3,3-bis(4-hydroxyaryl)phthalimidine monomers
A polymer blend consisting essentially of at least one thermoplastic polymer, and a polymer comprising structural units derived from a 2-hydrocarbyl-3,3-bis(4-hydroxyaryl)phthalimidine is disclosed. ...
04/29/2008
7342069Highly elastomeric and paintable silicone compositions
Highly elastomeric, curable, paintable silicone compositions are provided. The paintable silicone compositions comprise an organopolysiloxane, a silicone functional crosslinker, and an organic polymer. The highly elastomeric, curable, paintable silicone compositions...
03/11/2008
7332559Method of preparing polycarbonate resin
A method of preparing a high molecular weight polycarbonate resin is provided. In the method, a condensation polymerization process is used so that a mole fraction of arylcarbonate existing in a terminated group of a reaction side product having a degree of polymeri...
02/19/2008
7321014Transparent compositions, methods for the preparation thereof, and articles derived therefrom
A thermoplastic composition is disclosed, comprising the reaction product of: a polyester polycarbonate comprising a polyester unit and a polycarbonate unit; a polysiloxane polycarbonate copolymer having a haze of 30% or less, comprising a polycarbonate unit and a p...
01/22/2008
7316700Self optimizing lancing device with adaptation means to temporal variations in cutaneous properties
A lancing device, an embodiment of which controls the advancement and retraction of a lancet by monitoring the position of the lancet in conjunction with a lancet controller which incorporates a feedback loop for modulating the lancet driver to follow a predetermine...
01/08/2008
7309730Modified weatherable polyester molding composition
A composition formed from (a) a polyester and polycarbonate blend; (b) an organopolysiloxane-polycarbonate block copolymer; (c) an acrylic core shell impact modifier; (d) titanium dioxide and (e) a flame retarding amount of a halogenated flame retardant has properti...
12/18/2007
7268246Preparation and use of reactive organosilicon compounds
Organosilicon compounds are described which are prepared from epoxy-functional silanes and monocarboxylic acids. The compounds are useful in coatings, adhesives, and sealants, and the like. ...
09/11/2007
7232854Polycarbonate compositions with thin-wall flame retardance
Polycarbonate compositions containing a specific combination of additives achieve desirable flame retardance characteristics when used in thin wall polycarbonate articles. These compositions contain a polycarbonate/siloxane component, containing a polycarbonate silo...
06/19/2007
7198639Polysilsesquioxane containing polymeric compositions
Soft, durable, polymeric compositions with one or more reactive polyhedral oligomeric silsesquioxane reinforcing agents and ophthalmic devices such as for example intraocular lenses and corneal inlays made therefrom are described herein. ...
04/03/2007
7183342Flame-retardant aromatic polycarbonate resin composition
A flame retardant aromatic polycarbonate resin composition comprising 100 parts by weight of an aromatic polycarbonate (A), 0.01 to 0.5 part by weight of branched metal oxide particles (branched metal oxide aggregates and/or branched metal oxide agglomerates) (B), 0...
02/27/2007
7169615Method of authenticating polymers, authenticatable polymers, methods of making authenticatable polymers and authenticatable articles, and articles made there from
Disclosed is a method of authenticating that a test polymer is an authenticatable polymer, wherein the authenticatable polymer has an authentication signal and comprises a substrate polymer and an optically variable tag, the optically variable tag having a fluoresce...
01/30/2007
7166687Translucent thermoplastic composition, method for making the composition and articles molded there from
A thermoplastic composition comprising a matrix of a polycarbonate polymer in which are embedded polysiloxane domains with an average domain size between 20 and 45 nanometers. Said compositions can be obtained by combining a first polycarbonate/poly(diorganosiloxane...
01/23/2007
7119140Transparent films, compositions, and method of manufacture thereof
A film comprising in admixture a thermoplastic resin component comprising a thermoplastic resin component and a glass having a refractive index within 0.04 of the thermoplastic resin component, wherein the film has a haze of less than about 20%, total transmittance ...
10/10/2006
7112634Thermosetting resin composition
A thermosetting resin composition is produced by heat treating a mixture of a polyaddition thermosetting resin, a silicic compound of the formula wherein R is an organic group containing a functional group that c...
09/26/2006
7094364Method of authenticating polymers, authenticatable polymers, methods of making authenticatable polymers and authenticatable articles, and articles made there from
In one embodiment, a method for authenticating that a test polymer is an authenticatable polymer is disclosed wherein the authenticatable polymer comprises a substrate polymer and a thermochromic compound, the thermochromic compound having a first signal at a first ...
08/22/2006
7067563Binding agents and binding agent compositions containing alkoxy silyl groups, methods of production and use
A binder which is a graft polymer bearing at least two alkoxysilyl groups of the formula —Si(R1)m(OR2)3-m in which R1 and R2 are independently linear or branched alkyl groups con...
06/27/2006
7060741Polymer compositions with improved property constancy
The present invention provides polymer compositions of special graft rubber polymers, in the production of which are employed rubbers with defined particle diameters obtained by seed polymerization using seed latex particles with defined particle diameters. ...
06/13/2006
7026423Silicon-based polycarbonates
A silicon-based polycarbonate of formula (I): wherein R1, R2, R3, R4, R5, R6, R8 and R9 are the same or different and selected from...
04/11/2006
7001945Flame-retardant polycarbonate resin composition and formed article
A flame-retardant polycarbonate resin composition comprising either a resin mixture of a polycarbonate resin and a styrenic resin, a functional group-having silicone compound, and a fluoro-olefin resin; or a polyc...
02/21/2006
6982294Flame retardant and flame-retardant resin composition
The present invention provides flame retardants which can provide high flame retardancy by means of silicon compounds. A flame retardant comprising an aromatic group-containing organosiloxane compound wherein said compound has the following mean compos...
01/03/2006
6969745Thermoplastic compositions
A thermoplastic composition comprising, 1 to 30 weight percent of a cycloaliphatic polyester; and greater than or equal to 40 weight percent of a polyorganosiloxane/polycarbonate block copolymer. ...
11/29/2005
6933345Reactive grafting and compatibilization of polyhedral oligomeric silsesquioxanes
The nanoscopic dimensions of polyhedral oligomeric silsesquioxanes (POSS) and polyhedral oligomeric silicates (POS) materials ranges from 0.7 nm to 5.0 nm and enables the thermomechanical and physical properties of polymeric materials to be improved by providing nan...
08/23/2005
6911500Thermosetting elastomer composition based on modified polycyanurate with improved thermal resistance
The invention concerns a thermosetting elastomer composition based on modified polycyanurate with improved thermal resistance obtainable by a polymerization method in the presence of a catalyst (D) of a mixture comprising at least: (A) a cyanate, (B) a block copolym...
06/28/2005
6890991Thermoplastic resin composition
The present invention relates to a thermoplastic resin composition which has an improved impact resistance while maintaining mechanical properties such as strength and rigidity. In the present invention, a thermoplastic resin (A) is mixed with a polytetrafluoroethyl...
05/10/2005
6870013Method for preparation of copolyorganosiloxanecarbonates of high clarity
Copolyorganosiloxanecarbonates are prepared by first preparing an oligomeric aromatic polycarbonate, such as an oligomeric bisphenol A polycarbonate, in the presence of a tertiary amine as the only catalyst species; contacting the oligomeric polycarbonate mixture wi...
03/22/2005
6858680Shape memory polyurethane or polyurethane-urea polymers
A shape memory polyurethane or polyurethane-urea polymer including a reaction product of: (A) (a) silicon-based macrodiol, silicon-based macrodiamine and/or polyether of the formula (I): A—[(CH2)m—O]n—(CH2)m
02/22/2005
6841255Biocompatible polymer film
The present invention includes a co-polymer film which can be applied over a surface of an article to form a continuous surface that is more biocompatible and has a smoother surface morphology than an untreated article. In general the co-polymer film of the inventio...
01/11/2005
6825266Polycarbonate molding compositions and articles with improved surface aesthetics
A thermoplastic polymer molding composition useful for producing an article, where the molding composition comprises a polyorganosiloxane-polycarbonate block copolymer and a flow modifier; wherein the flow modifier is at least one selected from the group consisting ...
11/30/2004
6822041Non-streaking black color formulations for polycarbonate-siloxane copolymers and blends
The present invention relates to a black resin composition comprising: a polycarbonate-siloxane copolymer resin, the copolymer comprising polycarbonate units and polyorganosiloxane units wherein the median siloxane domain size is g...
11/23/2004
6790887Aromatic polycarbonate resin composition
Disclosed is an aromatic polycarbonate resin composition comprising a resin component (A) selected from the group consisting of an aromatic polycarbonate and a resin mixture of an aromatic polycarbonate and at least one organic polymer resin other than an aromatic p...
09/14/2004
6780956Method of making silicone copolycarbonates having random and blocky substructures
The invention relates to a method of preparing silicone copolycarbonates which incorporate both blocky and random substructures. Such silicone-containing copolycarbonates are useful in the preparation of a variety of molded articles such as optical disks. The struct...
08/24/2004
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