Abstract: A compound having a diphenyl oxide backbone, and pendant from the backbone at least one hydrocarbon chain, the hydrocarbon chain containing an ester functionality and being terminated with a maleimide functional group is prepared from the reaction of diphenyl oxide, formaldehyde or paraformaldehyde, and a compound containing both carboxylic acid and maleimide functionality. Exemplary compounds include: in which m and n are independently an integer from 1 to 100, provided that n is greater than m.

Abstract: A cationically polymerizable composition comprising (i) a cationically polymerizable resin, (ii) an onium salt, (iii) an azo or peroxide initiator, exhibits a lower cure temperature upon the addition of (iv) a catalytic or substoichiometric amount of an electron-rich vinyl resin to the reaction.

Abstract: This invention relates to oligomeric compounds that are prepared by the reaction of a dianhydride with an amino-alcohol to yield an imide-diol intermediate, which is then esterified with a carboxylic acid to form a reactive oligomer.

Abstract: The present invention relates to a polymerizable polymer formed from an N-vinyl amide monomer and containing a polymerizable functionality. In one approach, a dual functional monomer may be employed. In the case where the dual functional monomer incorporates glycidyl methacrylate, a third polymerizable monomer is also included. In a second approach, a monomer with polymerizable functionality can be grafted onto a pre-existing, suitable N-vinyl amide co-polymeric material, yielding a co-polymer comprising a polymerizable functionality.

Abstract: Personal care compositions comprising a polymer-bound UV absorber are described that provide enhanced properties, including customizable UV spectrum protection, broad-spectrum UV spectrum protection, water resistance, and labile UV stabilization. The polymer comprises anhydride functionality, such as maleic anhydride or a derivative thereof, and the UV absorber contains at least one hydroxyl, primary amine, or secondary amine group. The personal care compositions may be used to treat and/or protect against burns, cancers, erythema, lentigo (“liver spots”), keratotic lesions, wrinkles, and cellular changes of the skin; and/or color changes, embrittlement, lack of luster, tangles, split ends, and/or unmanageability of the hair.

Abstract: UV-absorbing compounds are disclosed that are derived from at least: (a) a UV absorber having at least one hydroxyl group, primary amine group, or secondary amine group, (b) a coupling agent having anhydride functionality, and (c) a graft host comprising an unsaturated fatty acid. These compounds absorb, scatter, deflect, or scatter ultraviolet radiation in a variety of personal care and performance chemical applications. W? and R?? are alkyl or alkenyl groups that naturally occur in oil.

Abstract: A process for the bulk polymerization, in the absence of any solvent, of a reactant containing azide functionality and a reactant containing a terminal alkyne functionality, in the presence of Cu (I) catalyst or in the presence of a Cu(II) catalyst without a reducing agent, is described. Polymerization can be achieved at temperatures less than 100° C., which is suitable for low temperature cures. A controlled synthesis for low molecular weight oligomers is disclosed.

Abstract: An adhesive composition includes a curable resin and a porphyrin derivative, in which the porphyrin derivative has at least one carboxylic acid group that is typically pendant from the porphyrin ring. In another embodiment, this invention is a method for improving adhesion of an adhesive composition to a metal substrate in which a porphyrin derivative is added to a resin, wherein the porphyrin derivative has at least one carboxylic acid group pendant from the porphyrin ring. In a third embodiment, this invention is an assembly in which a semiconductor die is mounted on a metal substrate using an adhesive composition that contains a porphyrin derivative that has at least one carboxylic acid group.

Abstract: An oligomeric compound that is the Michael addition reaction product of a thiol with a compound having maleimide terminal groups and ester functionality internal in the compound can be formulated into curable compositions to improve adhesion to metal substrates.

Abstract: An assembly of a semiconductor die attached to a substrate is made with a composition comprising compounds that contain an oxazoline functionality and an electron acceptor or an electron donor functionality. Electron donor functionalities include styrenic, cinnamyl, and vinyl ether groups. Electron acceptor functionalities include maleimide, acrylate, fumarate, and maleate groups. An exemplary compound has the structure: formula (I).

Abstract: Curable compositions exhibit improved adhesion and conductivity by the addition of a metal salt of 8-quinolinol or of an 8-quinolinol derivative as an adhesion and/or conductivity promoter. The metal salt of 8-quinolinol or of an 8-quinolinol derivative is formed by coordination with a metal selected from the group consisting of Cu, Be, Mg, Ca, Sr, Ba, Zn, Cd, Al, Ga, In, TI, Yt, La, Pb, Sb, Bi, Cr, Mo, Mn, Fe, Co, Ni, Pd, Ce, and Pr.

Abstract: Isocyanurate compounds or resins have the structure (I) in which Y is an hydroxyl group —OH or a maleimide group Formula (II) provided that at least one maleimide group is present, and Q is any divalent organic moiety, aliphatic or aromatic.

Abstract: Polymeric compounds containing an oxetane functionality and a styrenic functionality have the structure in which polymer is a polymeric backbone from which depend the oxetane and styrenic functionalities; m and n are integers from 2 to 500; R1 is a methyl or ethyl group; R2 and R3 are H or a methyl or ethyl group; R4 is a direct bond or a divalent hydrocarbon; W and Z independently are an ether, ester, amide, or carbamate group; and G is hydrogen, or —OR1, —SR1, or —N(R2)(R3), in which R1, R2 and R3 are as described above.

Abstract: A linear or cyclic siloxane compound contains pendant carbon to carbon double bonds, Si—H bonds, and pendant oxetane functionality. These compounds have two curing temperatures, one associated with a hydrosilation reaction between the carbon to carbon double bond and the Si—H entity, and the other associated with the ring opening of the oxetane.

Abstract: Difunctional oxazoline resins, which may be produced in a convenient one-step reaction from an arylalkylene dinitrile by reaction with an amino alcohol, are used in compositions with an additional curable compound or resin containing one or more carbon to carbon double bonds. The composition can be cured to a thermoset material, the curing mechanism occurring by the zwitterion polymerization of the bisoxazoline resin with the resin containing the one or more carbon to carbon double bonds. The reaction occurs without the need for curing initiators.

Abstract: Underfill compositions comprise a quinolinol or a quinolinol derivative as a fluxing agent, as an accelerating agent, or as both. The compositions are sufficiently acidic to perform well as fluxes, but not so acidic as to cause premature gelation or corrosion.

Abstract: This invention is a film adhesive prepared from an adhesive composition comprising a polymer system, a film forming rubber compound, and curing agents for the polymeric system. The polymer system comprises a base polymer and electron donor and electron acceptor functionality.

Abstract: Electron donor compounds, suitable for use as adhesives or as components in adhesives, contain a carbon to carbon double bond attached to an aromatic ring and conjugated with the unsaturation in the aromatic ring.

Abstract: Polymeric compounds containing an oxetane functionality and a maleimide functionality have the structure in which polymer is a polymeric backbone, m and n are integers from 2 to 500, R1 is methyl or ethyl, R2 is a divalent hydrocarbon, and W and Z are independently an ether, carboxyl, ester, carbamate, urea or amide linking functionality.

Abstract: Compositions containing oxetane compounds having ester, amide, urea, carbamate, carbonate, or carbonyl functionality one carbon atom removed from the oxetane ring cure at high temperatures are suitable for use as underfill materials within a semiconductor package, particularly in applications using lead free solder electrical interconnections.