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JP7212692B2 |
A golf ball (10) with a core (12) comprising polybutadiene and graphene, and a soft cover (16) is disclosed herein. The golf ball (10) has a dual core (12) with an outer core (l2b) comprising polybutadiene and graphene. The soft cover (1...
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JP7215063B2 |
An object of the present invention is to improve the durability of the golf ball without substantially lowering the spin performance. The present invention provides a golf ball comprising a spherical core and a cover covering the spheric...
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JP7215085B2 |
An object of the present invention is to provide a golf ball having excellent durability. The present invention provides a golf ball comprising a spherical core composed of an inner core layer and an outer core layer, and at least one co...
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JP2023012820A |
To provide a golf ball preventing golf players from excessively competing for superiority in a flight distance by causing golf players having a fast head speed (HS) and ordinary players having not so fast a head speed to use the same bal...
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JP3240680U |
A luminous golf ball is provided that enables the trajectory and landing point of the golf ball to be known even in a dark environment because of its luminous function. A luminous golf ball includes a sphere (1). A mounting hole trough 1...
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JP7210980B2 |
An object of the present invention is to provide a golf ball having excellent shot feeling on driver shots. The present invention provides a golf ball comprising a core and at least one cover covering the core, wherein the core is formed...
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JP3240631U |
The present invention provides a weight for a golf ball that allows a player to easily practice a curved trajectory during putting practice. Kind Code: A1 A golf ball having a flat plate-like main body, the main body being formed of a ma...
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JP7208484B2 |
To impart a behavior measuring pattern without lowering design property of a golf ball.A behavior measuring pattern 12 is imparted to the surface 10A of a golf ball 10, the pattern that is used when measuring a behavior of a golf ball 10...
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JP2023004542A |
To provide a golf ball providing a golf player with excellent flight performance and ball hitting feel in a driver shot and excellent controllability and ball hitting feel in an approach hit.A golf ball 2 includes a core 4, an inner cove...
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JP2023004590A |
To provide a golf ball 2 capable of adjusting easily a swing trajectory.A golf ball 2 has an assist mark 10 and a guide mark 12, The assist mark 10 is linear in a plane view. The guide mark 12 is distorted in a plane view. The guide mark...
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JP7203537B2 |
To provide a sensor ball and a sensor module enabling obtaining sufficient impact resistance performance assuming a real ball catching action to an electronic device such as a sensor and a communication device, in the sensor ball and the...
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JP2023001555A |
To provide a golf ball which, although the golf ball includes a silicone-based additive in an outer surface (a coating layer) of the golf ball, has a good spin performance on approach shots not only in a wet situation but also in a (norm...
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JP2023001696A |
To provide a golf ball having a matte appearance by a coating layer containing a matting agent and exerting an excellent spin performance on approach shots.A golf ball includes a core, a cover 10 located outside the core and having a plu...
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JP2022189695A |
To provide a rubber composition that can give a crosslinked rubber molding having excellent flexibility and excellent resilience.A rubber composition contains (a) base rubber, (b) a co-crosslinker, which is a 3-8 α,β-unsaturated carbox...
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JP2022189522A |
To provide a rubber composition that can give a crosslinked rubber molding having excellent flexibility and excellent resilience.A rubber composition contains (a) base rubber, (b) a co-crosslinker, (c) a crosslinking initiator, and (d) a...
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JP7193906B2 |
A golf ball (2) includes a main body (4) and a paint layer (6) positioned outside the main body (4). The main body (4) includes a spherical core (8), a mid layer (10) positioned outside the core (8), and a cover (12) positioned outside t...
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JP7192263B2 |
A multi-piece solid golf ball for professional golfers and skilled amateurs in particular is endowed with an excellent distance, a soft yet good feel at impact and a good durability. In the ball, which includes a core, an envelope layer,...
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JP7192456B2 |
A golf ball has a plurality of dimples 12 and a land 14 on a surface thereof. The golf ball further has a large number of minute projections 18 formed on surfaces of the dimples 12 and the land 14. The surface of the golf ball has an ari...
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JP2022187590A |
To provide a golf ball which includes a core and a cover of at least one layer, for coating the core, and in which at least one layer of the cover is formed from a resin composition containing (I)-(III) components of (I) polyurethane or ...
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JP7192493B2 |
In a golf ball having a core, a cover and at least one intermediate layer therebetween, the cover is formed of a rubber composition which includes a diene rubber, methacrylic acid, a metal oxide and an organic peroxide. The cover has a s...
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JP7187846B2 |
A golf ball 2 includes a main body 4 and a paint layer 6 positioned outside the main body 4. The paint layer 6 includes an inner layer 14 and an outer layer 16 positioned outside the inner layer 14. When an indentation depth (nm) is meas...
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JP2022184265A |
To provide a golf ball capable of exerting low spin characteristics when hitting the golf ball and improving a flight performance by setting a large hardness difference in core inside hardness distribution and optimizing a compressive de...
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JP2022185095A |
To provide an improved ball, especially a soccer ball, and a manufacturing method for the same, the ball having excellent elasticity both at low temperature and at high temperature, maintaining high quality about both physical characteri...
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JP2022182296A |
To provide a golf ball material including, following components (i), (ii): (i) fine particles which are formed of a multidimensional copolymer cross-link object formed of, a conjugate diene unit, non conjugate olefin unit, and an aromati...
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JP2022180138A |
To provide a golf ball which is used for a purpose other than competing in predominance in a carry in an excessive manner, by using the same type of a golf ball by a golf player whose head speed HS is fast, and a general golf player.Ther...
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JP2022180144A |
To provide a golf ball which is used for a purpose other than competing a predominance in a carry in an excessive manner, by using the same ball by a golf player whose head speed HS is fast and a general golf player.There is provided a g...
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JP7183547B2 |
A golf ball has a main body 12 and a paint layer 10 positioned outside the main body 12. The main body 12 has a plurality of minute projections 18 on a surface thereof. The paint layer 10 has a thickness Tp of not less than 5 μm and not...
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JP7183783B2 |
A golf ball having a center core, one or more envelope layer encasing the center core and one or more cover layer is provided wherein at least one envelope layer is formed of a rubber composition that includes (a) a diene rubber, (b) a t...
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JP2022177633A |
To provide a golf ball that does not overly compete for superiority in flight distance by using the same ball for a golf player with high head speed (HS) and an ordinary golf player without high head speed (HS).The present invention prov...
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JP7180080B2 |
A golf ball has a plurality of dimples 12 and a land 14 on a surface thereof. The golf ball further has a large number of minute projections 18 formed on surfaces of the dimples 12 and the land 14. The minute projections 18 are exposed o...
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JP7180173B2 |
To provide a method for manufacturing a golf ball core which can suppress variation of core performance without decreasing a productivity rate.A method for manufacturing a golf ball core includes: a first process for preparing a rubber c...
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JP7175111B2 |
A golf ball includes a core and a cover. The core is formed of a material molded under heat from a rubber composition. The rubber composition includes components (A) through (C). The components (A) through (C) are (A) a base rubber, (B) ...
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JP2022171406A |
To provide a novel golf ball excellent in a spin performance in approach shot.A base material resin 4 forming an outermost layer of a golf ball coating film is a polyurethane obtained by reacting (A) a polyol composition including a poly...
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JP2022165204A |
To provide a golf ball material including: (I) a multi-component copolymer which includes, a conjugated diene unit, a non-conjugated olefin unit, and an aromatic vinyl unit; (II) a binary copolymer of olefin and α,β-unsaturated carboxy...
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JP7159629B2 |
A rubber composition for golf balls includes (a) a base rubber, (b) a co-crosslinking agent which is an α,β-unsaturated carboxylic acid and/or a metal salt thereof, (c) a crosslinking initiator, and (d) a lower alcohol having a molecul...
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JP2022158685A |
To provide a golf ball having excellent spin performance on approach shots.A golf ball 1 comprises a golf ball body and at least one coating layer 4 on a surface of the golf ball body. The outermost layer of the coating layer contains, a...
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JP2022158686A |
To provide a golf ball which allows easy removal of the stains that cause a mishit.A golf ball comprises a golf ball body 1 and at least one coating layer 4 on a surface of the golf ball body. The outermost layer of the coating layer con...
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JP7153964B1 |
A golf ball is provided that can increase the flight distance when hit with a pole compared to when hit with other methods. In a golf ball 10, the second H total volume is larger than each of the first H total volume and the third H tota...
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JP7151384B2 |
An object of the present invention is to provide a golf ball having excellent approach spin performance under a dry condition and excellent approach spin performance under a condition that there is grass between the golf ball and the clu...
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JP7147165B2 |
To provide a golf ball which is excellent in ball-hitting feeling and a flying distance in a shot with a long iron.A golf ball includes: a core, an inner cover, a main cover, and an outer cover. The golf ball has a plurality of dimples 1...
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JP2022135465A |
To provide a golf ball which achieves a satisfactory carry in time of a full shot not only with a driver (W#1) but also with an iron, is superior in a short game, and also has a good feel at impact and excellent scuff resistance.A multi-...
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JP7130956B2 |
The cover 6 has a hardness H of not greater than 62. A product (α*V) of a latitude α of each support pin and a volume V of the cover 6 is not less than 300.
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JP7129453B2 |
Disclosed is a dimple pattern for golf balls based on a square dipyramid which is two square pyramids with the base sides connected to each other. Dimples are arranged in four substantially identical triangular sections on each of the tw...
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JP7129454B2 |
Methods for coatings for golf balls, particularly golf balls having thermoplastic polyurethane covers, and the resulting finished balls are provided. The coating is preferably a topcoat comprising a polyurethane composition containing op...
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JP3238910U |
An object of the present invention is to provide a stall-free golf ball that overcomes the problems associated with balls having elliptical dimples. Second dimples 3 mainly for generating turbulent flow are provided in first elliptical d...
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JP7124525B2 |
An object of the present invention is to provide a golf ball (1) having improved spin performance on wedge shots under a wet condition such as rain by controlling the formulation of the paint film. The present invention provides a golf b...
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JP7124524B2 |
An object of the present invention is to provide a golf ball having improved ball speed or aerodynamic performance on a rainy day or the like by controlling the formulation of the paint film. The present invention provides a golf ball co...
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JP2022122500A |
To provide a useful golf ball as the golf ball for amateur golfers, capable of providing excellent carry in utility and iron full shots, applying a good spin in a short game, and providing a soft feeling of stroking in all types of shots...
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JP7119909B2 |
To improve production efficiency of a method for manufacturing a spherical core having a small hardness difference between surface hardness and center hardness.A method for manufacturing a spherical core includes pressurizing a rubber co...
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JP7102981B2 |
A golf ball having a core of at least one layer is provided on the ball surface with a delustering particle-containing coating layer having an average surface roughness Ra of between 0.5 and 1.0. The golf ball is a matte ball that is fre...
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