Promerus, Lcc

Sumitomo Bakelite Company Limited

Keitaro Seto

Andrew Bell

Edmund Elce

W C Peter Tsang

Wei Zhang

Hendra Ng

Robert A Shick

Leah Langsdorf

Brian F Knapp

Kazuyoshi Fujita

Hiroaki Makabe

Cheryl Burns

Hiromichi Sugiyama

Makoto Horii

Hongshi Zhen

Stephen Westcott

Robert G Potter

Hiroaki c/o Sumitomo Bakelite Company Limited Makabe

Embodiments in accordance with the present invention relate generally to polycarbonate polymers having repeat units derived from adamantane epoxide monomers and methods of using such polymers and compositions containing them. The compositions thus formed are useful in a variety of optoelectronic device fabrications.

High glass transition temperature polycarbonates derived from adamantane epoxides

The present invention relates to use of certain chain transfer agents to control molecular weight of addition mass polymerization of certain polycycloolefinic monomers. More specifically, the present invention relates to use of a series of substituted bicycloalkenes as chain transfer agents in the addition mass polymerization of a series of functionalized norbornene-type monomers. This invention also relates to compositions containing bicycloalkenes as chain transfer agents in forming 'in mold' polycycloolefinic polymers by addition mass polymerization.

Chain transfer agent for addition mass polymerization of polycycloolefinic monomers

The present invention relates to certain ring open metathesis polymerized (ROMP) polymers encompassing polycycloolefinic monomers and a certain of olefinic monomers having thermally labile functional group. More specifically, the present invention relates to ROMP polymers under mass polymerization conditions of a series of functionalized norbornene-type monomers and at least one other olefinic monomer containing a thermally labile functional group such as, ether, acetal, ester, and the like. This invention also relates to reaction compositions containing a series of functionalized norbornene-type monomers and at least one other olefinic monomer containing a thermally labile functional group such as, ether, acetal, ester, and the like, which undergo ring open metathesis polymerization to produce materials which are useful as flame retardant materials having a variety of applications.

Flame retardant romp polycycloolefinic polymers

The present invention relates to certain vinyl addition polymers encompassing polycycloolefinic monomers and a certain of olefinic monomers having thermally labile functional group. More specifically, the present invention relates to vinyl addition polymers under mass polymerization conditions of a series of functionalized norbornene-type monomers and at least one other olefinic monomer containing a thermally labile functional group such as, ether, acetal, ester, and the like. This invention also relates to reaction compositions containing a series of functionalized norbornene-type monomers and at least one other olefinic monomer containing a thermally labile functional group such as, ether, acetal, ester, and the like, which undergo vinyl addition polymerization to produce materials which are useful as flame retardant materials having a variety of applications.

Flame retardant vinyl addition polycycloolefinic polymers

A thermally decomposable polymer composition comprising a polyester of a dicarboxylic acid and a tertiary cyclohexanediols of Formulae V and VI are disclosed, which are useful in the forming of microelectronic assemblies: a representative example of a dicarboxylic acid is an oxalic acid and representative example of thermally decomposable polyester is the polyester of the formula: wherein m is at least about 100.

Thermally decomposable polymer compositions for forming microelectronic assemblies

The present invention relates to photosensitive compositions containing polynorbornene (PNB) polymers and certain additives that are useful for forming microelectronic and/or optoelectronic devices and assemblies thereof, and more specifically to compositions encompassing PNBs and certain hindered phenols as additives which are capable of controlling the adhesiveness by radiation.

Photosensitive compositions and applications thereof

Embodiments in accordance with the present invention relate generally to polycarbonate polymers having repeat units derived from polycyclic-epoxide monomers and methods of using such polymers and compositions containing them, and more specifically to polymers and compositions of polycarbonates that encompass repeat units derived from norbornane and tetracyclododecane, and methods of using such compositions.

High glass transition temperature photoimageable polycarbonate polymers with pendent polycyclic functional groups

A thermally decomposable polymer composition comprising a polyester containing repeating units of an ester of diglycolic acid and difunctional tertiary alcohol are disclosed, which are useful in the forming of microelectronic assemblies. A representative example of a composition comprises a thermally decomposable polymer of the formula: wherein n is at least about 20, which provides both tackiness and solder fluxing, among other benefits.

The present invention relates to photosensitive compositions containing polynorbornene (PNB) polymers and certain additives that are useful for forming microelectronic and/or optoelectronic devices and assemblies thereof, and more specifically to compositions encompassing PNBs and certain hindered phenols as additives which are resistant to thermo-oxidative chain degradation.

Embodiments of norbornenylhydrocarbylene dihydrocarbylboranes represented by the Formula (I), and methods of forming such norbornenylhydrocarbylene dihydrocarbylboranes are provided, where m is 0, 1 or 2, A is a Cto Chydrocarbylene group; Rand Rare independently selected from a substituted or unsubstituted Cto Chydrocarbyl, substituted or unsubstituted, monocyclic or bicyclic Cto Crings, and Rand R, taken together with the boron atom to which they are attached, can form a monocyclic or bicyclic ring; wherein the norbornenylhydrocarbylene dihydrocarbylboranes of Formula (I) are subject to the proviso that 9-norbornenylethyl-9-borabicyclo[3.3.1]nonane is not included.

Norbornenylhydrocarbylene dihydrocarbylboranes and methods of making the same

Embodiments in accordance with the present invention provide for norbornane-type ballast materials, norbornane-type photoactive compounds derived from such ballast materials and alkali-soluble positive-tone polymer compositions that encompass such norbornane-type photoactive compounds and one of a PBO or PNB resin.

Preparation of norbornane-based PAC ballasts

Embodiments of the present disclosure encompass vinyl addition and ROMP polymers having at least one type of repeating unit that encompasses a comprise N(CH)OHmoiety. Other embodiments in accordance with the disclosure include alkali anion-exchange membranes (AAEMs) made from one of such polymers, anion fuel cells (AFCs) that encompass such AAEMs and components of such AFCs, other than the AAEM, that encompass one of such polymers.

Norbornene-type polymers having quaternary ammonium functionality

Embodiments according to the present invention relate to sacrificial polymer compositions that include polycarbonate polymers having repeat units derived from stereospecific polycyclic 2,3-diol monomers. The sacrificial polymer compositions also include an acid generator that is selected from at least one photoacid generator and/or at least one thermal acid generator. In addition, embodiments according to the present invention relate to a method of forming a structure that includes a three-dimensional space interposed between a substrate and an overcoat layer, and a method of temporarily bonding first and second substrates together, which make use of the polycarbonate polymers.

Growing community of inventors

Brecksville, OH, United States of America

Keitaro Seto