Reaction injection moldable compositions, methods for making same, and resultant golf articles

A method for forming golf equipment, or a portion thereof, which comprises:

• providing a first reactable component comprising a low free isocyanate monomer composition;
• and a second reactable component comprising at least one polyol, polyamine, or epoxy-containing compound;
• combining the reactable components together to form a reactive mixture;
• and
• injecting the reactive mixture into a cavity or mold having a desired shape within about 60 seconds after the combining to avoid substantial gelation or solidification so as to provide at least a portion of the golf equipment.

A method for forming golf equipment, or a portion thereof, which comprises:

• providing a first reactable component comprising an isocyanate-containing compound;
• and a second reactable component comprising at least one polyol, polyamine, or epoxy-containing compound;
• combining the reactable components together to form a reactive mixture;
• and
• injecting the reactive mixture into a cavity or mold having a desired shape within about 60 seconds after the combining to form a polymer or copolymer containing a hard segment and a soft segment and to avoid substantial gelation or solidification so as to provide at least a portion of the golf equipment,
• wherein the hard segment is present in an amount from about 5% to 60%, based on the total weight of the polymer, or wherein the soft segment is present in an amount from about 40% to 95%, based on the total weight of the polymer.

A method for forming golf equipment, or a portion thereof, which comprises:

• providing a first reactable component comprising an isocyanate-containing compound, and a second reactable component comprising at least one polyol, polyamine, or epoxy-containing compound, wherein each reactable component has a viscosity not more than about 5,000 cPs at a temperature of about 150° F.;
• combining the reactable components together to form a reactive mixture;
• and
• injecting the reactive mixture into a cavity or mold having a desired shape within about 60 seconds after the combining to avoid substantial gelation or solidification so as to provide at least a portion of the golf equipment.

A method for forming golf equipment, or a portion thereof, which comprises:

• providing a first reactable component comprising an isocyanate-containing compound, and a second reactable component comprising at least one polyol, polyamine, or epoxy-containing compound;
• combining the reactable components together to form a reactive mixture;
• and
• injecting the reactive mixture at an injection pressure of not more than about 2,500 psi into a cavity or mold having a desired shape within about 60 seconds after the combining to avoid substantial gelation or solidification so as to provide at least a portion of the golf equipment.

A method for forming golf equipment, or a portion thereof, which comprises:

• providing at least two sets of precursor components that can be reacted to form at least two different polymers of an interpenetrating polymer network, at least one polymer being crosslinked;
• combining the sets of precursor components together to form a reactive mixture;
• and
• injecting the reactive mixture into a cavity or mold having a desired shape within about 60 seconds after the combining to avoid substantial polymerization, gelation, or solidification, so as to provide at least a portion of the golf equipment.

A method for forming golf equipment, or a portion thereof, which comprises:

• providing at least two reactable components that, when combined, can form a foamed polymeric material;
• combining the reactable components together to form a reactive mixture;
• and
• injecting the reactive mixture into a cavity or mold having a desired shape within about 60 seconds after the combining to avoid substantial gelation or solidification and such that the reactive mixture forms a foamed polymeric material, so as to provide at least a portion of the golf equipment.

A method for forming golf equipment, or a portion thereof, which comprises:

• providing a first reactable component comprising an isocyanate-containing compound;
• and a second reactable component comprising at least one of a polyol, polyamine, or epoxy-containing compound;
• and
• combining the reactable components together to form a reactive mixture;
• and
• injecting the reactive mixture into a cavity or mold having a desired shape within about 60 seconds after the combining to avoid substantial gelation or solidification so as to provide at least a portion of the golf equipment,
• wherein the isocyanate-containing compound comprises:
• a diisocyanate having the generic structure, O═C═N—R—N═C═O, where R is a cyclic, aromatic, or linear branched or unbranched hydrocarbon chain each having a moiety containing from about 1 to 20 carbon atoms;
• a dimeric or multimeric adduct of a diisocyanate;
• a triisocyanate or higher functional polyisocyanate that is not an adduct of a diisocyanate;
• or a mixture thereof.

Golf equipment, or a portion thereof, which comprises:

• a first reactable component comprising an isocyanate-containing compound;
• and
• a second reactable component comprising at least one of a polyol, polyamine, or epoxy-containing compound,
• wherein the golf equipment, or portion thereof, is formed by reaction injection molding of the first and second reactable components, which react with each other after contact sufficiently to be substantially gelled or solidified within about 60 seconds, and wherein the isocyanate-containing compound comprises:
• a diisocyanate having the generic structure, O═C═N—R—N═C═O, where R is a cyclic, aromatic, or linear branched or unbranched hydrocarbon chain each having a moiety containing from about 1 to 20 carbon atoms;
• a dimeric or multimeric adduct of a diisocyanate;
• a triisocyanate or higher functional polyisocyanate that is not an adduct of a diisocyanate;
• or a mixture thereof.