Graphene core golf ball with an integrated circuit
A golf ball with a core comprising polybutadiene and graphene with an embedded IC is disclosed herein. The golf ball preferably has a single core comprising polybutadiene and graphene. Alternatively, the golf ball has a dual core with an inner core comprising polybutadiene and graphene. Alternatively, the golf ball has a dual core with an outer core comprising polybutadiene and graphene.
1. A method for manufacturing a graphene core golf ball with an embedded integrated circuit (IC), the method comprising:
placing a first half-slug of core material in a mold half;
placing an IC on a surface of the first half-slug;
placing the second half slug on the IC;
molding the first half-slug, the IC and the second half slug using a hot cure compression process to form an inner core with an embedded IC;
molding an outer core over the inner core to generate a golf ball precursor product with an embedded IC; and
molding a cover over the golf ball precursor product with an embedded IC to generate a golf ball with an embedded IC;
wherein the density of the inner core material is adjusted in relation to the mass of the IC;
wherein the inner core material comprises a polybutadiene and a graphene material in an amount ranging from 0.1 to 5.0 weight percent of the inner core material;
wherein the outer core has a tensile modulus ranging from 8 MPa to 10 MPa.
2. The method according to claim 1 wherein a graphene material in the outer core ranges from 0.4 to 2.5 weight percent of the outer core, and wherein the graphene material in the inner core ranges from 0.4 to 2.5 weight percent of the inner core.
3. The method according to claim 1 wherein the IC is a RFID chip configured to transmit a radiofrequency signal.
4. A method for manufacturing a graphene core golf ball with an embedded integrated circuit (IC), the method comprising:
placing a first half-slug of core material in a mold half;
placing an IC on a surface of the first half-slug;
placing the second half slug on the IC;
molding the first half-slug, the IC and the second half slug using a hot cure compression process to form an inner core with an embedded IC;
molding an outer core over the inner core to generate a golf ball precursor product with an embedded IC; and
molding a cover over the golf ball precursor product with an embedded IC to generate a golf ball with an embedded IC;
wherein the density of the inner core material is adjusted in relation to the mass of the IC;
wherein the inner core material comprises a polybutadiene and a graphene material in an amount ranging from 0.1 to 5.0 weight percent of the inner core material;
wherein a core comprising the inner core and the outer core has a compression value ranging from 40 to 55.