Patent application number | Description | Published |
20110013290 | IMAGE PICKUP LENS AND IMAGE PICKUP MODULE - To realize an image pickup lens that can be applied to an image pickup module in which a solid-state image sensing device is used, that allows a reduction in manufacturing cost, and that easily maintains its desired resolving power, etc., the second lens has a surface facing the subject, and the surface includes a central portion sticking out toward the subject and a peripheral portion surrounding the central portion and sinking in toward the image surface. Further, the image pickup lens satisfies the mathematical expression 0.3001-20-2011 | |
20110032410 | IMAGE SENSING MODULE, IMAGING LENS AND CODE READING METHOD - In order to produce, for example, an image sensing module which has a resolving power enough to meet required specifications for both photographing a close object and photograph a far object, and which has a simple structure, an image sensing module includes: an imaging lens having an increased depth of field and a decreased curvature of field; and a sensor provided between (i) a location of a best image surface of the imaging lens with respect to white light from a sunflower and (ii) a location of a best image surface of the imaging lens with respect to white light from a tree. | 02-10-2011 |
20110069212 | IMAGE PICKUP LENS, IMAGE PICKUP MODULE, METHOD FOR MANUFACTURING IMAGE PICKUP LENS, AND METHOD FOR MANUFACTURING IMAGE PICKUP MODULE - In order that an image pickup lens etc. may be realized which make it possible to easily realize an arrangement which reduces a possibility of deterioration of an optical characteristic, and which is suitable for a reduction in manufacturing costs and for mass-production, an image pickup lens of the present invention satisfies the following formulas (1) and (2); | 03-24-2011 |
20110074055 | DEVICE AND METHOD FOR FORMING LENS - In order to realize a device and a method each capable of forming a lens with high accuracy and low costs, a lens forming device of the present invention includes a metal mold, an insulating substrate, a stage, a power source, a switch, and a UV radiating device. Dielectric resin is supplied onto the insulating substrate and a transfer surface of the metal mold is pressed to the dielectric resin so as to transfer a lens shape to the dielectric resin. At that time, the power source applies a voltage on the metal mold to generate an electric field between the metal mold and the insulating substrate so that an electrostatic attraction causes the dielectric resin to be attracted toward the transfer surface of the metal mold while the top of the dielectric resin has a sharp cuspate shape. Consequently, bubbles are less likely to be invade between the transfer surface and the dielectric resin, allowing transferring a highly accurate lens shape to the dielectric resin. | 03-31-2011 |
20110085071 | IMAGE PICKUP LENS, IMAGE PICKUP MODULE, METHOD FOR MANUFACTURING IMAGE PICKUP LENS, AND METHOD FOR MANUFACTURING IMAGE PICKUP MODULE - In order that an image pickup lens, an image pickup module, a method for manufacturing an image pickup lens, and a method for manufacturing an image pickup module may be realized each of which makes it possible to realize a higher resolution of a periphery of a formed image, an image pickup lens of the present invention satisfies the following formulas (1)and (2): | 04-14-2011 |
20110169995 | IMAGE PICKUP LENS, IMAGE PICKUP MODULE, AND PORTABLE INFORMATION DEVICE - In order to provide an image pickup lens, an image pickup module, and a portable information device that make it possible to reduce the risk of deterioration in optical characteristic by achieving satisfactory resolving performance in an area surrounding a shot image, an image pickup lens includes a first lens having an Abbe number of greater than 45 and second lens having an Abbe number of greater than 45 and satisfies mathematical expression (1): | 07-14-2011 |
20110205639 | IMAGING LENS AND IMAGING MODULE - In order to attain an imaging lens whose resolution performance is totally excellent, the imaging lens of the present invention is in a shape of rotation symmetry in an optical effective aperture, and an image height-MTF property of the imaging lens is designed such that a maximum MTF value of a peripheral region where the image height is greater than zero is greater than an MTF value of a center region where the image height is zero in at least one of a sagittal direction and a tangential direction. This makes it possible to totally maintain an excellent resolution performance of a product even in a case where the performance of the product becomes unstable due to a tolerance that occurs at the time of manufacturing the product. | 08-25-2011 |
20110249171 | IMAGE SENSING LENS AND IMAGE SENSING MODULE - To provide an image sensing lens and an image sensing module each of which includes four lenses and each of which corrects aberrations well and has a great resolving power and a reduced height, an image sensing lens includes (i) a third lens which has a surface facing an image surface, the surface being an aspheric surface and (ii) a fourth lens which has a surface facing an object and a surface facing the image surface, the surfaces being each an aspheric surface. The image sensing lens satisfies the following Formulae (1) through (3): | 10-13-2011 |
20110304764 | LENS ELEMENT, IMAGING LENS, AND IMAGING MODULE - In order to provide (i) a simple-structured imaging module that is arranged to have resolution good enough to satisfy required specifications both in photographing a near-by object and in photographing a distant object, (ii) a lens element constituting the imaging module, and (iii) an imaging lens constituting the imaging module, at least one lens surface of a first lens is constituted by a plurality of regions having different refractive power so that a range of an allowable object distance is increased. | 12-15-2011 |
20120257289 | IMAGE PICKUP LENS AND IMAGE PICKUP MODULE - The present invention provides an image pickup lens including first and second lenses each of which has an Abbe number of greater than 45, which image pickup lens is configured to satisfy the following inequalities (1) and (2): | 10-11-2012 |
20120316825 | LENS ALIGNING DEVICE AND IMAGE CAPTURING LENS - A lens aligning device includes: a decentering detection mechanism for measuring a first lens decentering amount; a aligning position calculation control mechanism for calculating a target inter-lens decentering amount by using Formula ( | 12-13-2012 |
20120327524 | IMAGE PICKUP LENS, LENS ARRAY, METHOD FOR PRODUCING IMAGE PICKUP LENS, AND IMAGE PICKUP MODULE - A wafer-level lens of the present invention is produced by cutting out one of a plurality of lenses from at least one lens array having a wafer on which the plurality of lenses are provided, the wafer-level lens being cut out from the at least one lens array so as to have a cross section which is perpendicular to an optical axis of the wafer-level lens and is a hexagon. | 12-27-2012 |
20150247987 | POSITION ADJUSTMENT DEVICE AND POSITION ADJUSTMENT METHOD - To make it possible to adjust a relative positional relationship between an imaging lens and an image pickup device highly precisely within a short period of time, a position adjusting device includes: an image pickup device rotating and holding section ( | 09-03-2015 |
Patent application number | Description | Published |
20100069173 | GOLF BALL - An object of the present invention is to provide a golf ball excellent in fluidity, adhesion of the paint film, and repulsion. Another object of the present invention is to provide a golf ball which is excellent in durability and low-temperature durability. The present invention provides a golf ball comprising: a core and a cover covering the core, wherein the cover is formed from a cover composition that contains as a resin component, (a) a specific high melt viscosity ionomer resin being neutralized with at least two metal ions, and (b) a low melt viscosity ionomer resin being neutralized with at least two metal ions, in a ratio of (a) the high melt viscosity ionomer resin/(b) the low melt viscosity ionomer resin being 55 mass % to 99 mass %/45 mass % to 1 mass %, wherein at least one of metal ions neutralizing carboxyl groups of (a) the high melt viscosity ionomer resin and/or (b) the low melt viscosity ionomer resin is a divalent metal ion and a content of the divalent metal ion per 100 g of the resin component is at least 0.020 mole. | 03-18-2010 |
20100075777 | GOLF BALL - An object of the present invention is to provide a resin composition for the golf ball that suppresses the bleed out of the low molecular weight material component, as well as improves the fluidity and repulsion performance. The present invention provides a golf ball forming resin composition comprising as a resin component, (A) a high melt viscosity resin; (B) a low melt viscosity ionomer resin having a melt viscosity (190° C.) ranging from 1 Pa·s to 10 Pa·s measured by a brookfield viscometer, in a ratio of (A) the high melt viscosity resin/(B) the low melt viscosity ionomer resin being 55 mass % to 99 mass %/45 mass % to 1 mass %; and (C) a metal ion source capable of neutralizing carboxyl groups of (A) the high melt viscosity resin and (B) the low melt viscosity ionomer resin, in an amount of from 0.1 part to 10 parts with respect to 100 parts by mass of a sum of (A) the high melt viscosity resin and (B) the low melt viscosity ionomer resin. | 03-25-2010 |
20100160080 | GOLF BALL - A first golf ball | 06-24-2010 |
20100167841 | GOLF BALL AND PROCESS FOR PREPARING THE SAME - An object of the present invention is to provide a golf ball providing a great distance. Another object of the present invention is to provide a golf ball striking a balance between a flight distance on a driver shot and an approach performance on an approach shot while providing an excellent shot feeling. The present invention provides a golf ball comprising: a center, a cover and at least one intermediate layer disposed between the center and the cover, wherein at least one piece or one layer of the intermediate layer is formed from a high fluidity intermediate layer composition that contains (A) a polyamide resin composition having a flexural modulus in a range from 700 MPa to 4,000 MPa; (B) at least one member selected from the group consisting of an ethylene-(meth)acrylic acid binary copolymer, a metal-neutralized product of the binary copolymer, an ethylene-(meth)acrylic acid-(meth)acrylic acid ester ternary copolymer, and a metal-neutralized product of the ternary copolymer, and (C) a fluidity improving agent. | 07-01-2010 |
20110092312 | GOLF BALL RESIN COMPOSITION AND GOLF BALL USING THE SAME - An object of the present invention is to provide a golf ball resin composition that comprises an ionomer resin with an excellent resilience and fluidity. Another object of the present invention is to provide a golf ball excellent in the resilience without lowering the durability significantly in a golf ball using the ionomer resin for the intermediate layer. The present invention provides a golf ball resin composition comprising, 100 parts by mass of (A) an ionomer resin consisting of a metal ion-neutralized product of a ternary copolymer composed of ethylene, α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms and α,β-unsaturated carboxylic acid ester, and from 25 parts to 100 parts by mass of (B) a metal salt of a fatty acid having 18 to 30 carbon atoms. The golf ball of the present invention is not limited, as long as it comprises a constituent member formed from the golf ball resin composition of the present invention. | 04-21-2011 |
20110105248 | GOLF BALL - An object of the present invention is to provide a novel technology to improve the resilience of the ionomer resin while keeping the material strength of the ionomer resin. That is, the object of the present invention is to provide a golf ball excellent in the durability and resilience in a golf ball using an ionomer resin. The present invention provides a golf ball comprising a core having a center and at least one intermediate layer disposed around the center, and a cover disposed around the core, wherein at least one of the center, the intermediate layer, and the cover is formed from an ionomer resin composition which comprises 100 parts by mass of (A) an ionomer resin of a ternary copolymer composed of ethylene, α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms and α,β-unsaturated carboxylic acid ester, and from 0.05 part to 10 parts by mass of (B) a metal salt of an unsaturated carboxylic acid. | 05-05-2011 |
20110160000 | GOLF BALL | 06-30-2011 |
20110263351 | GOLF BALL RESIN COMPOSITION AND GOLF BALL - An object of the present invention is to provide a golf ball resin composition with an excellent resilience and fluidity. Another object of the present invention is to provide a golf ball resin composition with a high hardness and durability. Yet another object of the present invention is to provide a golf ball traveling a great distance with an ionomer cover. The present invention provides a golf ball resin composition comprising, (A) an ionomer resin consisting of a metal ion-neutralized product of a binary copolymer composed of an olefin and an α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms; (B) a binary copolymer composed of an olefin and an α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms, and (C) a zinc compound, wherein a content ratio ((A)/(B)) of (A) component to (B) component ranges from 50/50 to 80/20 in a mass ratio and a content of (C) component ranges from 0.1 part to 20 parts with respect to 100 parts by mass of a sum of (A) component and (B) component, and the golf ball resin composition has a melt flow rate (190° C., 2.16 kg) of 15 g/10 min or more. | 10-27-2011 |
20110263352 | GOLF BALL RESIN COMPOSITION AND GOLF BALL - An object of the present invention is to provide a golf ball resin composition containing an ionomer resin with an excellent resilience and fluidity. Another object of the present invention is to provide a golf ball using an ionomer resin for an intermediate layer, with an excellent shot feeling, durability and resilience. The present invention provides a golf ball resin composition comprising (A) an ionomer resin consisting of a metal ion-neutralized product of a ternary copolymer composed of an olefin, an α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms and an α,β-unsaturated carboxylic acid ester; (B) a binary copolymer composed of an olefin and an α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms and/or a ternary copolymer composed of an olefin, an α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms and an α,β-unsaturated carboxylic acid ester, and (C) a zinc compound, wherein a content ratio ((A)/(B)) of (A) component to (B) component ranges from 50/50 to 80/20 in a mass ratio and a content of (C) component ranges from 0.1 part to 20 parts with respect to 100 parts by mass of a sum of (A) component and (B) component, and the golf ball resin composition has a melt flow rate (190° C., 2.16 kg) of 5 g/10 min or more. | 10-27-2011 |
20110319192 | GOLF BALL INTERMEDIATE LAYER RESIN COMPOSITION AND GOLF BALL - An object of the present invention is to provide a golf ball intermediate layer resin composition with an excellent resilience and fluidity. Another object of the present invention is to provide a golf ball intermediate layer resin composition with a high hardness and durability. Yet another object of the present invention is to provide a golf ball traveling a great distance with an ionomer intermediate layer. The present invention provides a golf ball intermediate layer resin composition comprising, (A) an ionomer resin consisting of a metal ion-neutralized product of a binary copolymer composed of an olefin and an α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms; (B) a binary copolymer composed of an olefin and an α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms, and (C) a zinc compound, wherein a content ratio ((A)/(B)) of (A) component to (B) component ranges from 50/50 to 80/20 in a mass ratio and a content of (C) component ranges from 0.1 part to 20 parts with respect to 100 parts by mass of a sum of (A) component and (B) component, and the golf ball intermediate layer resin composition has a melt flow rate (190° C., 2.16 kg) of 15 g/10 min or more. | 12-29-2011 |
20110319196 | GOLF BALL COVER RESIN COMPOSITION AND GOLF BALL - An object of the present invention is to provide a golf ball cover resin composition containing an ionomer resin with an excellent resilience and fluidity. Another object of the present invention is to provide a golf ball using an ionomer resin for a cover, with an excellent shot feeling, durability and resilience. The present invention provides a golf ball cover resin composition comprising (A) an ionomer resin consisting of a metal ion-neutralized product of a ternary copolymer composed of an olefin, an α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms and an α,β-unsaturated carboxylic acid ester; (B) a binary copolymer composed of an olefin and an α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms and/or a ternary copolymer composed of an olefin, an α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms and an α,β-unsaturated carboxylic acid ester, and (C) a zinc compound, wherein a content ratio ((A)/(B)) of (A) component to (B) component ranges from 50/50 to 80/20 in a mass ratio and a content of (C) component ranges from 0.1 part to 20 parts with respect to 100 parts by mass of a sum of (A) component and (B) component, and the golf ball cover resin composition has a melt flow rate (190° C., 2.16 kg) of 5 g/10 min or more. | 12-29-2011 |
20120165119 | GOLF BALL RESIN COMPOSITION AND GOLF BALL - The present invention provides a golf ball resin composition comprising (A) at least one resin component selected from the group consisting of (a-1) a binary copolymer composed of an olefin and an α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms, (a-2) an ionomer resin consisting of a metal ion-neutralized product of a binary copolymer, (a-3) a ternary copolymer composed of an olefin, an α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms and an α,β-unsaturated carboxylic acid ester, and (a-4) an ionomer resin consisting of a metal ion-neutralized product of a ternary copolymer; and (B) an anionic surfactant containing sulfur. The present invention further provides a golf ball comprising a constituting member formed from the above golf ball resin composition. | 06-28-2012 |
20120165120 | GOLF BALL RESIN COMPOSITION AND GOLF BALL - An object of the present invention is to provide a golf ball resin composition excellent in resilience. Another object of the present invention is to provide a golf ball excellent in a shot feeling and resilience. The present invention provides a golf ball resin composition having the spin-lattice relaxation time (T | 06-28-2012 |
20120165121 | GOLF BALL RESIN COMPOSITION AND GOLF BALL - An object of the present invention is to provide a golf ball resin composition excellent in resilience. Another object of the present invention is to provide a golf ball excellent in a shot feeling and resilience. The golf ball resin composition of the present invention is characterized in that a storage modulus E′ (Pa) and a loss modulus E″ (Pa) satisfy a following expression; | 06-28-2012 |
20130053174 | GOLF BALL POLYURETHANE COMPOSITION AND GOLF BALL - An object of the present invention is to provide a golf ball polyurethane composition excellent in resilience. Another object of the present invention is to provide a golf ball excellent in a shot feeling and resilience. The present invention provides a golf ball polyurethane composition comprising, as a resin component, a polyurethane elastomer including a polyisocyanate with one alicyclic hydrocarbon structure having 3 or more carbon atoms as a constituting component, and having a storage modulus E′ (Pa) and a loss modulus E″ (Pa) satisfying a following expression; | 02-28-2013 |
20130079178 | GOLF BALL RESIN COMPOSITION AND GOLF BALL - The present invention aims to provide a golf ball resin composition excellent in resilience and flexibility, and a golf ball having excellent properties in terms of resilience and shot feeling. The present invention relates to a golf ball resin composition, including: (A) at least one selected from the group consisting of: (a-1) a binary copolymer of an olefin and a C3-C8 α,β-unsaturated carboxylic acid; (a-2) a metal ion-neutralized product of a binary copolymer of an olefin and a C3-C8 α,β-unsaturated carboxylic acid; (a-3) a ternary copolymer of an olefin, a C3-C8 α,β-unsaturated carboxylic acid, and an α,β-unsaturated carboxylic acid ester; and (a-4) a metal ion-neutralized product of a ternary copolymer of an olefin, a C3-C8 α,β-unsaturated carboxylic acid, and an α,β-unsaturated carboxylic acid ester, and (B) a compound containing a hydrocarbon chain, a cationic moiety, and an anionic moiety in its molecule. | 03-28-2013 |
20130085014 | GOLF BALL - An object of the present invention is to provide a resin composition for the golf ball that suppresses the bleed out of the low molecular weight material component, as well as improves the fluidity and repulsion performance. The present invention provides a golf ball forming resin composition comprising as a resin component, (A) a high melt viscosity resin; (B) a low melt viscosity ionomer resin having a melt viscosity (190° C.) ranging from 1 Pa·s to 10 Pa·s measured by a brookfield viscometer, in a ratio of (A) the high melt viscosity resin/(B) the low melt viscosity ionomer resin being 55 mass % to 99 mass %/45 mass % to 1 mass %; and (C) a metal ion source capable of neutralizing carboxyl groups of (A) the high melt viscosity resin and (B) the low melt viscosity ionomer resin, in an amount of from 0.1 part to 10 parts with respect to 100 parts by mass of a sum of (A) the high melt viscosity resin and (B) the low melt viscosity ionomer resin. | 04-04-2013 |
20130137534 | RESIN COMPOSITION FOR GOLF BALL AND GOLF BALL - Provided are a resin composition for a golf ball which is excellent in resilience, flexibility and fluidity, and a golf ball excellent in resilience and shot feeling. The present invention relates to a resin composition for a golf ball, including (A) a resin component and (B) a nonionic surfactant, the resin component (A) including at least one selected from the group consisting of (a-1) a binary copolymer of an olefin and a C | 05-30-2013 |
20130172109 | GOLF BALL RESIN COMPOSITION AND GOLF BALL - An object of the present invention is to provide a golf ball resin composition excellent in shot feeling and resilience. The golf ball resin composition includes (A) at least one resin component selected from the group consisting of (a-1) a binary copolymer composed of an olefin and an α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms, (a-2) an ionomer resin consisting of a metal ion-neutralized product of the binary copolymer components, (a-3) a ternary copolymer composed of the binary copolymer components and an α,β-unsaturated carboxylic acid ester, and (a-4) an ionomer resin consisting of a metal ion-neutralized product of the ternary copolymer components; and (B) a basic metal salt of a fatty acid, and having a storage modulus E′ (Pa) and a loss modulus E″ (Pa) satisfying a following expression; | 07-04-2013 |
20130172110 | GOLF BALL RESIN COMPOSITION AND GOLF BALL - An object of the present invention is to provide a golf ball excellent in a shot feeling and resilience. The present invention provides a golf ball resin composition comprising (A) at least one resin component selected from the group consisting of (a-1) a binary copolymer composed of an olefin and an α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms, (a-2) an ionomer resin consisting of a metal ion-neutralized product of the binary copolymer, (a-3) a ternary copolymer composed of the binary copolymer components and an α,β-unsaturated carboxylic acid ester, and (a-4) an ionomer resin consisting of a metal ion-neutralized product of the ternary copolymer components; and (B) a basic metal salt of a fatty acid, and having a spin-lattice relaxation time (T1) of | 07-04-2013 |
20130172114 | MULTI-PIECE GOLF BALL - A multi-piece golf ball includes a core composed of a center, an envelope layer and at least one cover. The center is formed from a composition containing at least one resin component and a basic metal salt of a fatty acid. The resin component is selected from a binary copolymer composed of an olefin and an α,β-unsaturated carboxylic acid, an ionomer resin consisting of a metal ion-neutralized product of a binary copolymer composed of an olefin and an α,β-unsaturated carboxylic acid, a ternary copolymer composed of an olefin, an α,β-unsaturated carboxylic acid and an α,β-unsaturated carboxylic acid ester, and an ionomer resin consisting of a metal ion-neutralized product of a ternary copolymer composed of an olefin, an α,β-unsaturated carboxylic acid and an α,β-unsaturated carboxylic acid ester. The envelope layer is formed from a composition containing a thermoplastic resin and/or a thermoplastic elastomer as a resin component. | 07-04-2013 |
20130172115 | GOLF BALL RESIN COMPOSITION AND GOLF BALL - A golf ball resin composition that is excellent in resilience includes (A) at least one resin component selected from the group consisting of (a-1) a binary copolymer composed of an olefin and an α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms, (a-2) an ionomer resin consisting of a metal ion-neutralized product of a binary copolymer composed of an olefin and an α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms, (a-3) a ternary copolymer composed of an olefin, an α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms and an α,β-unsaturated carboxylic acid ester, and (a-4) an ionomer resin consisting of a metal ion-neutralized product of a ternary copolymer composed of an olefin, an α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms and an α,β-unsaturated carboxylic acid ester, and (B) a basic metal salt of a fatty acid. | 07-04-2013 |
20130172116 | MULTI-PIECE GOLF BALL - A multi-piece golf ball excellent in resilience and controllability includes a core composed of a center and an envelope layer covering the center and at least one cover covering the core, wherein the center is formed from a center composition containing (A) at least one resin component selected from the group consisting of (a-1) a binary copolymer composed of an olefin and an α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms, (a-2) an ionomer resin consisting of a metal ion-neutralized product of the binary copolymer, (a-3) a ternary copolymer composed of the binary copolymer components and an β,β-unsaturated carboxylic acid ester, and (a-4) an ionomer resin consisting of a metal ion-neutralized product of the ternary copolymer components and (B) a basic metal salt of a fatty acid, and wherein the envelope layer is formed from a rubber composition. | 07-04-2013 |
20130303308 | GOLF BALL - A first golf ball | 11-14-2013 |
20130324320 | GOLF BALL - The present invention provides a golf ball comprising a spherical core composed of a spherical inner core layer and an outer core layer, an intermediate layer and a cover, wherein the inner core layer has a hardness difference (Hs1-Ho) between a surface hardness (Hs1) and a center hardness (Ho) of 5 or less in JIS-C hardness, the outer core is such that R | 12-05-2013 |
20140031145 | GOLF BALL RESIN COMPOSITION AND GOLF BALL - The invention provides a resin composition for golf balls having excellent resilience, flexibility and fluidity, and golf balls having excellent resilience and shot feel. The resin composition comprises: (A) at least one selected from the group consisting of (a-1) a binary copolymer of an olefin and a C | 01-30-2014 |
20150057103 | RESIN COMPOSITION FOR GOLF BALL AND GOLF BALL - The present invention provides a resin composition for golf balls that is excellent in resilience, flexibility, and fluidity. The present invention also provides a golf ball excellent in resilience, shot feeling, and productivity. The present invention includes a resin composition for golf balls including: (A) at least one selected from the group consisting of (a-1) a bipolymer of an olefin and a C | 02-26-2015 |
20150183916 | RESIN COMPOSITION FOR GOLF BALL AND GOLF BALL - The present invention provides resin compositions for golf balls which have excellent flexibility, fluidity, and resilience, and golf balls formed from the resin compositions. The present invention relates to a resin composition for golf balls including a polymer that contains a diene polymer moiety and a carboxylic acid-based moiety wherein carboxyl groups derived from the carboxylic acid-based moiety are neutralized. | 07-02-2015 |
20150246985 | GOLF BALL RESIN COMPOSITION AND GOLF BALL USING THE SAME - An object of the present invention is to provide a golf ball resin composition that comprises an ionomer resin with an excellent resilience and fluidity. Another object of the present invention is to provide a golf ball excellent in the resilience without lowering the durability significantly in a golf ball using the ionomer resin for the intermediate layer. The present invention provides a golf ball resin composition comprising, 100 parts by mass of (A) an ionomer resin consisting of a metal ion-neutralized product of a ternary copolymer composed of ethylene, α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms and α,β-unsaturated carboxylic acid ester, and from 25 parts to 100 parts by mass of (B) a metal salt of a fatty acid having 18 to 30 carbon atoms. The golf ball of the present invention is not limited, as long as it comprises a constituent member formed from the golf ball resin composition of the present invention. | 09-03-2015 |