A prepolymerized resin and a preparation method thereof are provided, the method comprising a step of pre-reacting bis(vinylphenyl)ethane and polybutadiene. Bis(vinylphenyl)ethane may include 1,2-bis(4-vinylphenyl)ethane, 1,2-(3-vinylphenyl-4-vinylphenyl)ethane, 1,2-bis(3-vinylphenyl) ethane or a combination thereof. Polybutadiene has a 1,2-vinyl content of 85% or above and a number average molecular weight of less than 3000. A resin composition comprising the prepolymerized resin and an article made from the resin composition are also provided.

A prepolymerized resin and a preparation method thereof are provided, the method comprising a step of pre-reacting bis(vinylphenyl)ethane and polybutadiene. Bis(vinylphenyl)ethane may include 1,2-bis(4-vinylphenyl)ethane, 1,2-(3-vinylphenyl-4-vinylphenyl)ethane, 1,2-bis(3-vinylphenyl) ethane or a combination thereof. Polybutadiene has a 1,2-vinyl content of 85% or above and a number average molecular weight of less than 3000. A resin composition comprising the prepolymerized resin and an article made from the resin composition are also provided.

The present invention is generally related to various types of compositions that comprise a polyindane resin. In particular, the polyindane resins may be utilized in various polymer-based and elastomer-based formulations in order to enhance several properties and characteristics of those formulations. More specifically, adhesive formulations are provided that comprise at least one polyindane resin, which may be used to replace or enhance the functionality of existing hydrocarbon resins typically used in adhesive formulations. Compositions comprising at least one thermoplastic elastomer and at least one polyindane resin are also provided.

The present invention is generally related to various types of compositions that comprise a polyindane resin. In particular, the polyindane resins may be utilized in various polymer-based and elastomer-based formulations in order to enhance several properties and characteristics of those formulations. More specifically, adhesive formulations are provided that comprise at least one polyindane resin, which may be used to replace or enhance the functionality of existing hydrocarbon resins typically used in adhesive formulations. Compositions comprising at least one thermoplastic elastomer and at least one polyindane resin are also provided.

A composition of matter includes a mixture of styrene derivative monomers and methacrylate and/or acrylate derivative monomers, which have one or more urethane, carbamate, amide, and/or amine functional groups, and initiators, and the compositions are used to achieve composition control of the forming polymer, with the mole fraction of acrylate/methacrylate and styrene moieties in the forming polymer determined by the chemistry and composition of the feeding monomers.

A process for forming covalently cross-linked macromolecular networks, comprising reacting a compound of Formula (I), defined as R.sub.1-L-XR.sub.3, with a compound of Formula (II), defined as HZ-R.sub.2, to form a macromolecular compound of Formula (III), defined as R.sub.1-L-Y, wherein R.sub.1 represents a macromolecular polymer backbone, L represents an aryl or arylalkyl, R.sub.2 independently represents an optionally substituted branched or linear C.sub.1-C.sub.10 alkane, a C.sub.2-C.sub.10 alkene, a C.sub.2-C.sub.10 alkyne, wherein the optional substituent is a second HZ-moiety or a carboxylic ester moiety, R.sub.3 represents CF.sub.3, H or C.sub.1-C.sub.10 alkane, X represents C(O), C(O)C(CH.sub.2) or C(CH.sub.2)C(O), Y represents C(OH)(R.sub.3)ZR.sub.2, C(O)CH(R.sub.3)CH.sub.2ZR.sub.2 or CH(C(O)R.sub.3)CH.sub.2ZR.sub.2; and Z represents S or NH. A covalently connected adaptable network formed by the process is also described.

A process for forming covalently cross-linked macromolecular networks, comprising reacting a compound of Formula (I), defined as R.sub.1-L-XR.sub.3, with a compound of Formula (II), defined as HZ-R.sub.2, to form a macromolecular compound of Formula (III), defined as R.sub.1-L-Y, wherein R.sub.1 represents a macromolecular polymer backbone, L represents an aryl or arylalkyl, R.sub.2 independently represents an optionally substituted branched or linear C.sub.1-C.sub.10 alkane, a C.sub.2-C.sub.10 alkene, a C.sub.2-C.sub.10 alkyne, wherein the optional substituent is a second HZ-moiety or a carboxylic ester moiety, R.sub.3 represents CF.sub.3, H or C.sub.1-C.sub.10 alkane, X represents C(O), C(O)C(CH.sub.2) or C(CH.sub.2)C(O), Y represents C(OH)(R.sub.3)ZR.sub.2, C(O)CH(R.sub.3)CH.sub.2ZR.sub.2 or CH(C(O)R.sub.3)CH.sub.2ZR.sub.2; and Z represents S or NH. A covalently connected adaptable network formed by the process is also described.

A composition of matter includes a mixture of styrene derivative monomers and methacrylate and/or acrylate derivative monomers, which have one or more urethane, carbamate, amide, and/or amine functional groups, and initiators, and the compositions are used to achieve composition control of the forming polymer, with the mole fraction of acrylate/methacrylate and styrene moieties in the forming polymer determined by the chemistry and composition of the feeding monomers.

According to the present invention, as a monomer which is unlikely to be crystallized in a curable composition for manufacturing an optical member and which enables manufacture of a cured product having a high level of moisture-heat resistance, a compound represented by General Formula (A) is provided.

##STR00001##

In the formula, Ar.sup.11 and Ar.sup.12 each independently represent an aryl group or a heteroaryl group; X.sup.1, Y.sup.1, X.sup.2, Y.sup.2, Z.sup.1, and Z.sup.2 each independently represent a nitrogen atom or a carbon atom, or the like; Ar.sup.13 and Ar.sup.14 each independently represent an arylene group or a heteroarylene group, where at least one of Ar.sup.13 or Ar.sup.14 is a group other than a phenylene group; R.sup.3 to R.sup.6 each independently represent a substituent, q and r each independently are an integer of 0 to 4, and v and w each independently are an integer of 0 or more; L.sup.1 and L.sup.2 each independently represent a single bond, an oxygen atom, an ester bond, or the like; R.sup.11 and R.sup.12 each independently represent a divalent linking group containing a branched alkylene group; and R.sup.21 and R.sup.22 each independently represent a hydrogen atom or a methyl group.

A prepolymer, which is prepared by subjecting an unsaturated bond-containing compound and a bis(vinylphenyl) compound monomer or a polymer thereof to a prepolymerization reaction, is provided. The bis(vinylphenyl) compound contains between 80% and 99% of para-para vinyl groups and has a monomer content of between 80% and 100%. Moreover, a resin composition comprising the prepolymer and an additive, a method of preparing the prepolymer, and an article made from the resin composition are also provided.