Embodiments encompassing a series of compositions containing polymers of norbornadiene and maleic anhydride monomers which are useful in forming a variety of photopatternable structures are disclosed and claimed. The compositions are useful as permanent dielectric materials. More specifically, embodiments encompassing compositions containing a series of ter- and tetrapolymers of a variety of norbornadiene, maleic anhydride, maleimide and norbornene-type cycloolefinic monomers in which maleic anhydride is fully or partially hydrolyzed (i.e., ring opened and fully or partially esterified), and a photoactive compound are disclosed, which are useful in forming permanent dielectric materials having utility in a variety of electronic material applications, among various other uses.

A liquid formulation for reaction injection molding for polymerizing a norbornene-based monomer in the presence of a metathesis polymerization catalyst including tungsten as a center metal, the liquid formulation containing a norbornene-based monomer, an activator of the catalyst, and an ether compound represented by formula (1):

##STR00001##

the liquid formulation being obtained by mixing the norbornene-based monomer and the activator in the presence of at least the ether compound. The liquid formulation for reaction injection molding of the present invention can be suitably used in the field of manufacture of reaction injection-molded articles. Further, the reaction injection-molded article of the present invention has excellent mechanical properties and finishing of surface of the manufactured articles, so that the reaction injection-molded article can be suitably used in applications of automobile parts, parts of housing facilities, and the like.

A liquid formulation for reaction injection molding for polymerizing a norbornene-based monomer in the presence of a metathesis polymerization catalyst including tungsten as a center metal, the liquid formulation containing a norbornene-based monomer, an activator of the catalyst, and an ether compound represented by formula (1):

##STR00001##

the liquid formulation being obtained by mixing the norbornene-based monomer and the activator in the presence of at least the ether compound. The liquid formulation for reaction injection molding of the present invention can be suitably used in the field of manufacture of reaction injection-molded articles. Further, the reaction injection-molded article of the present invention has excellent mechanical properties and finishing of surface of the manufactured articles, so that the reaction injection-molded article can be suitably used in applications of automobile parts, parts of housing facilities, and the like.

Various polycycloolefinic polymers containing phenolic pendent groups and compositions thereof useful for forming self-imageable films encompassing such polymers are disclosed. Such polymers encompass norbornene-type repeating units containing phenolic pendent groups which contain very low levels of fluorine containing monomers. The films formed from such polymer compositions provide self imageable, low-k, thermally stable layers for use in microelectronic and optoelectronic devices.

Various polycycloolefinic polymers containing phenolic pendent groups and compositions thereof useful for forming self-imageable films encompassing such polymers are disclosed. Such polymers encompass norbornene-type repeating units containing phenolic pendent groups which contain very low levels of fluorine containing monomers. The films formed from such polymer compositions provide self imageable, low-k, thermally stable layers for use in microelectronic and optoelectronic devices.

A hydrocarbon resin polymer including a repeating unit (A) is derived from dicyclopentadiene (DCPD). The hydrocarbon resin polymer has a fluorine substituent, and the content of the fluorine substituent is 100 to 4500 ppm based on the total weight of the hydrocarbon resin polymer. A manufacturing method of the above hydrocarbon resin polymer. The manufacturing method includes polymerizing a mixture in the presence of a fluorine-containing compound, wherein the fluorine-containing compound is a boron trifluoride complex and the mixture includes a dicyclopentadiene. A substrate structure includes a resin layer, and a conductive layer disposed on the resin layer. The resin layer is formed from a resin composition including the above hydrocarbon resin polymer using a cross-linking process.

A hydrocarbon resin polymer including a repeating unit (A) is derived from dicyclopentadiene (DCPD). The hydrocarbon resin polymer has a fluorine substituent, and the content of the fluorine substituent is 100 to 4500 ppm based on the total weight of the hydrocarbon resin polymer. A manufacturing method of the above hydrocarbon resin polymer. The manufacturing method includes polymerizing a mixture in the presence of a fluorine-containing compound, wherein the fluorine-containing compound is a boron trifluoride complex and the mixture includes a dicyclopentadiene. A substrate structure includes a resin layer, and a conductive layer disposed on the resin layer. The resin layer is formed from a resin composition including the above hydrocarbon resin polymer using a cross-linking process.

A magnetic particle-polymer hybrid material can include: a substance having a structure of Formula 1 or derivative or salt thereof: Z(L-FP).sub.m (Formula 1), wherein: Z is a magnetic particle smaller than 1 mm; m is a positive integer and defines the number of (L-FP) coupled to the Z; L is a linker linked to the magnetic particle; FP is a functionalized polymer having: a first structure derived from a first norbornene compound linked to the magnetic particle through the L; and one or more monomeric units each including a second structure derived from a second norbornene compound, where one of the monomeric units is linked to the first structure through a saturated or unsaturated alkyl, each monomeric unit includes a functional group capable of binding with another substance.

Embodiments in accordance with the present invention encompass compositions comprising a heteroaryl compound ligated palladium compound, a photoacid generator, a photosensitizer and one or more olefinic monomers which undergo vinyl addition polymerization only when said composition is exposed to a suitable actinic radiation to form a substantially transparent film. The composition of this invention exhibit unusual shelf-life stability and are photolytically active even in the presence of air. The monomers employed therein have a range of optical and mechanical properties, and thus these compositions can be tailored to form films, including thin films, having various opto-electronic properties even under atmospheric conditions without the need of inert atmosphere. Accordingly, compositions of this invention are useful in various applications, including as coatings, encapsulants, fillers, leveling agents, among others.

Embodiments in accordance with the present invention encompass compositions comprising a heteroaryl compound ligated palladium compound, a photoacid generator, a photosensitizer and one or more olefinic monomers which undergo vinyl addition polymerization only when said composition is exposed to a suitable actinic radiation to form a substantially transparent film. The composition of this invention exhibit unusual shelf-life stability and are photolytically active even in the presence of air. The monomers employed therein have a range of optical and mechanical properties, and thus these compositions can be tailored to form films, including thin films, having various opto-electronic properties even under atmospheric conditions without the need of inert atmosphere. Accordingly, compositions of this invention are useful in various applications, including as coatings, encapsulants, fillers, leveling agents, among others.