国家/地区 美国（2）
IPC部 A（3）
IPC大类 C01（3）
IPC小类 C01B（3）
IPC C01B032/182（3）
发明人 BARTELS D（2） CHAVAN V（2）
公开年 2018（3）
申请年 2017（2） 
专利权人 CALLAWAY GOL.（2）

Golf ball comprises inner core having polybutadiene material, outer core having polybutadiene material and graphene material and cover layer disposed over the outer core and having ionomer material and dual core having inner and outer cores.

CHAVAN V, BARTELS D

Freeze-dried composition useful as ink of three-dimensional (3D) printer for producing 3D element or 3D figure comprises metal powder comprising gold, silver, platinum and rhodium, graphene, silica, resin, and biological sample of subject.

PRIETO G, LOPEZVALERA F R, SAIZ A, NARBON P G, SANCHEZGUITARD L, TERUEL S A, NARBON PRIETO G, SANCHEZGUITARD LOPEZVALERA, TERUEL SAIZ A, SANCHEZGUITARD L F

Golf ball comprises cover layer, and dual core having preset compression value and comprising inner core comprising polybutadiene material and outer core having preset flexural modulus and comprising polybutadiene and graphene materials.

CHAVAN V, BARTELS D