Momentive Performance Materials Gmbh

Momentive Performance Materials Japan LLC

Indumathi Ramakrishnan

Anuj Mittal

Edward Joseph Nesakumar

Samim Alam

Vikram Kumar

David A Williams

Shayne Joseph Landon

Roy Rojas-Wahl

Sumi Dinkar

Narayana Padmanabha Iyer

Anantharaman Dhanabalan

Raveendra Mathad

Mayank Dubey

David Michael Rusinko, Jr

Chandrashekar Raman

Manav Gupta

Samuel Conzone

Karthikeyan Murugesan

Anubhav Saxena

Keith James Weller

Vivek Khare

Karthikeyan Sivasubramanian

Edward J Nesakumar

Shayne J Landon

Laxmi Samantara

Sachin Askok Shelukar

Markus Bley

Raghuraman Govindan Karunakaran

Abirami Srikanth

Robert F Hayes

Christoph Hilgers

Andreas Haeuseler

Mayanglambam Rebika Devi

Reuben Correia

Rajkumar Jana

Wibke Hartleb

Hans Rafael Winkelbach

Narayan Padmanabha Iyer

Koji Kanuma

Anubhay Saxena

Yataka Horie

Naofumi Kumabe

Sachin Ashok Shelukar

Samuel D Conzone

Mayank Kumar Dubey

Roy U Rojas-Wahl

Sachin A Shelukar

A surface-protective coating forming composition exhibiting excellent shelf life (storage stability) and cured coating performance is derived from trialkoxysilane and metal oxide powder.

Curable surface-protective coating composition, processes for its preparation and application to a metallic substrate and resulting coated metallic substrate

A primer composition comprising metal oxide particles modified with an alkyltrialkoxy silane; an organic polymer; and a solvent. The weight ratio of alkyltrialkoxy silane to metal particles is at least 0.9:1. The primer compositions produce films having excellent optical and adhesion characteristics.

Primer formulations with improved photostability

There is provided herein an elastomeric coating composition containing (a) at least one condensation polymerization-effective polymer bearing two or more silicon atoms; (b) a surface wetting agent, (c) a filler; (d) a condensation catalyst; and, (e) optionally, one or more crosslinking agents. There are also provided architectural coatings including the same, as well as single coat anti-dirt, and/or anti-stain, and/or anti-fouling coatings including the same.

Dirt pick-up resistant silicone coating composition

The present technology relates to an antifog coating composition comprising a matrix, a hydrophilic compound, and a surfactant. The antifog coating composition may further comprise a thermal or a photo-initiator. The antifog coating composition may be applied to a polycarbonate substrate.

Antifog coating composition and method of making thereof

There is provided herein a curable polysiloxane composition comprising a reactive polysiloxane having the general structural formula (I): as described herein. There is provided a method of making the polysiloxane. In addition, there is provided a curable composition including the polysiloxane.

Curable siloxane compositions

There is described a polysiloxane having the structure: wherein R, R, and Rare independently a hydrocarbon radical, an unsaturated radical, an alkoxy radical, an aryl radical or an alkenyloxy radical, Ris independently a direct bond or hydrocarbon radical optionally substituted with oxygen and nitrogen, Ris independently a hydrogen, a halogen, an aliphatic group having from 1 to 6 carbon atoms, an aromatic group having 6 to 8 carbon atoms, an alkoxy group having from 1 to 6 carbon atoms, or an aryloxy group, Ris independently a hydroxyl group, an amine group, an acid chloride group, or a sulfonyl halide group, x is from 1 to 300; y is from 0 to 50; and z is from 0 to 50. The polysiloxane is used to make various copolymers and polymer blends. A variety of articles can be made using the polysiloxane described as a polymer blend or copolymer.

Ester-functional polysiloxanes and copolymers made therefrom

In one aspect, a self-lubricating component is provided for a pharmaceutical packaging assembly. The self-lubricating component comprises a polymer composition and an effective amount of a lubricating additive such as, for example, boron nitride. In another aspect, a pharmaceutical packaging assembly may be provided having a surface thereof coated with a lubricating composition comprising boron nitride. The pharmaceutical packaging composition may be, for example, a pre-filled syringe comprising a body (barrel) and a plunger assembly.

Self-lubricating pharmaceutical syringe stoppers

There is provided herein a curable polysiloxane composition comprising a reactive polysiloxane having the general structural formula (I): as described herein. There is provided a method of making the polysiloxane. In addition there is provided a curable composition including the polysiloxane.

Disclosed herein is a polyorganosiloxane having the structure of Formula I: wherein, Rand Rare independently a hydrocarbon radical, an unsaturated radical, an alkoxy radical, an aryl radical or an alkenyloxy radical. Ris an organic UV absorbing group, Rindependently is a direct bond, hydrocarbon radical optionally substituted with oxygen and nitrogen, or a group of Formula II(a) or Formula II(b) wherein A and B are a hydrocarbon radical, Ris independently a hydrogen, a halogen, an aliphatic group having from 1 to 6 carbon atoms, an aromatic group having 6 to 8 carbon atoms, an alkoxy group having from 1 to 6 carbon atoms, or an aryloxy group, Ris independently a hydroxyl group, an amine group, an acid chloride group, or a sulfonyl halide group, x is from 1 to 300, y is from 0 to 50 and z is from 1 to 50. The polyorganosiloxane is used to make various copolymers or polymer blends. A variety of articles can be made using the polysiloxane described as a polymer blend or copolymer.

UV-active chromophore functionalized polysiloxanes and copolymers made therefrom

Thermoplastic resin polymer compositions having a block of random polysiloxane co- or terpolymer structure, such as substituted phenyl-terminated polysiloxane co- or terpolymers having the general structure: provide improved flame resistance, optical clarity, and better low-temperature impact strength compared to conventional blends, additives, and copolymers. The substituted phenyl terminated polysiloxanes may be used to make various polysiloxane-thermoplastic resin polymer and polymer blends, as well as articles including such polysiloxane-thermoplastic resin polymer and blends.

Polysiloxane co- or terpolymers and polymers made therefrom

An &#x3b1;,&#x3c9;-functionalized polyoxyalkylene-siloxane polymer having the general structural Formula (I): provides improved hydrophilicity and hemocompatibility. The &#x3b1;,&#x3c9;-functionalized polyoxyalkylene-siloxane polymer may be used to make various polycarbonate/&#x3b1;,&#x3c9;-functionalized polyoxyalkylene-siloxane copolymers and polymer blends, as well as articles including such copolymers and blends.

&#x3b1;,&#x3c9;-functionalized polyoxyalkylene-siloxane polymers and copolymers made therefrom

The invention is directed to phenyl-containing functional polysiloxanes and polycarbonate-polysiloxane copolymer compositions made therefrom having improved optical clarity and better low temperature impact resistance.

Phenyl-containing functional polysiloxanes and polycarbonate-polysiloxane copolymers made therefrom

There is provided herein a polysiloxane having the general structural formula (I): as described herein. In addition there is provided a copolymer including the polysiloxane, a composition including such a copolymer and another polymer, a method of making the same and articles therefrom.

Reactive polysiloxanes and copolymers made therefrom

There is provided herein a composition comprising: (A) a silanol and/orhydrocarbon-terminated polyorganosiloxane in an amount of from about 30 weight percent to about 90 weight percent; and, (B) a moisture curable silylated polyurethane resin in an amount of from about 10 weight percent to about 70 weight percent. There is also provided herein in another embodiment a two part sealant composition wherein the first part comprises: (A) a silanol and/or hydrocarbon-terminated polyorganosiloxane in an amount of from about 15 weight percent to about 60 weight percent, (B) a moisture curable silylated polyurethane resin in an amount of from about 2 weight percent to about 32 weight percent, and (C) a filler, said weight percents being based on the weight of the first part. In addition, there is provided herein a fumed silica composition comprising: (A) a silanol and/or hydrocarbon-terminated polyorganosiloxane in an amount of from about 20 weight percent to about 62 weight percent; (B) a moisture curable silylated polyurethane resin in an amount of from about 8 weight percent to about 38 weight percent; and, (C) a treated fumed silica in an amount of from about 5 to about 10 weight percent.

Silylated polyurethane/polyorganosiloxane blend and sealant composition and fumed silica composition containing same

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Bengaluru, India

Indumathi Ramakrishnan