Golf ball composition

Abstract

A two piece ball golf ball having a core, and an outer cover layer or a ball having a core, an outer cover layer; and one or more intermediate layers, where at least one of the outer cover layer, or intermediate layer is made from a blend composition of about 1 to about 99 wt % of a block copolymer having no polar functionality; and from about 1 to about 99 wt % of an ionomer. Also included in the blend is from about 0.5 to about 10 pph ((based on the combined weight of the block copolymer and ionomer) of a compound having the general formula: (R 2 N) m —R′—(X(O) n OR y ) m , where R is hydrogen, or a C 1 -C 20 aliphatic, cycloaliphatic or aromatic group; R′ is a bridging group comprising one or more C 1 -C 20 straight chain or branched aliphatic or alicyclic groups, or one or more C 1 -C 20 substituted straight chain or branched aliphatic or alicyclic groups, or one or more C 1 -C 20 aromatic groups, or an oligomer of up to 12 repeating units including, but not limited to, polypeptides derived from an amino acid sequence of up to 12 amino acids; and X is C or S or P with the proviso that when X═C, n=1 and y=1 and when X═S, n=2 and y=1, and when X═P, n=2 and y=2; and m=1-3. The blend composition has a melt index of greater than about 5 g/10 min, a flexural modulus of from about 500 to about 100,000 psi, a material Shore D hardness of from about 25 to about 70; and the golf ball has a cover layer Shore D hardness as measured on the ball of from about 35 to about 70 and a shear cut resistance of less than about 4.

1 . A two piece golf ball having;
 1) a core comprising a center, and   2) an outer cover layer;   
       wherein the outer cover layer comprises a blend composition of;
 (A) from about 1 to about 99 wt % (based on the combined weight of Components A and B) of a block copolymer having no polar functionality; 
 (B) from about 1 to about 99 wt % (based on the combined weight of Components A and B) of one or more ionomers; and 
 (C) from about 0.5 to about 10 pph (based on the combined weight of Components A and B) of a compound having the general formula:
   (R 2 N) m —R′—(X(O) n (OR) y ) m , 
 
  where R is hydrogen, or a C 1 -C 20  aliphatic, cycloaliphatic or aromatic group; R′ is a bridging group comprising one or more C 1 -C 20  straight chain or branched aliphatic or alicyclic groups, or C 1 -C 20  substituted straight chain or branched aliphatic or alicyclic groups, or C 1 -C 20  aromatic groups, or an oligomer of up to 12 repeating units including, but not limited to, polypeptides derived from an amino acid sequence of up to 12 amino acids; and X is C or S or P with the proviso that when X═C, n=1 and y=1 and when X═S, n=2 and y=1, and when X═P, n=0 or 1 and y=2 or 4; and m=1-3, and 
 wherein said blend composition has a melt index of greater than about 5 g/10 min, a flexural modulus of from about 500 to about 100,000 psi, a material Shore D hardness of from about 25 to about 70; and 
 
       wherein said golf ball has a cover layer Shore D hardness as measured on the ball of from about 35 to about 70 and a shear cut resistance of less than about 4. 
     
     
         2 . A two piece golf ball having;
 1) a core comprising a center, and   2) an outer cover layer;   
       wherein the outer cover layer comprises a blend composition of:
 (A) from about 10 to about 90 wt % (based on the combined weight of Components A and B) of a diblock copolymer having no polar functionality or a triblock copolymer having no polar functionality; 
 (B) from about 10 to about 90 wt % (based on the combined weight of Components A and B) of one or more ionomers; and 
 (C) from about 3 to about 8 pph (based on the combined weight of Components A and B) of a compound of a compound having the general formula:
   (R 2 N) m —R′—(X(O) n OR) y ) m , 
 
  where R is hydrogen, or a C 1 -C 20  aliphatic, cycloaliphatic or aromatic group; R′ is a bridging group comprising one or more C 1 -C 20  straight chain or branched aliphatic or alicyclic groups, or C 1 -C 20  substituted straight chain or branched aliphatic or alicyclic groups, or C 1 -C 20  aromatic groups, or an oligomer of up to 12 repeating units including, but not limited to, polypeptides derived from an amino acid sequence of up to 12 amino acids; and X is C and, n=1 and y=1; and 
 wherein said blend composition has a melt index of greater than about 10 g/10 min, a flexural modulus of from about 1,000 to about 80,000 psi, a material Shore D hardness of from about 30 to about 65; and 
 wherein said golf ball outer cover layer has Shore D hardness as measured on the ball of from about 45 to about 70 and a shear cut resistance of less than about 3. 
 
     
     
         3 . The golf ball of  claim 2  wherein the outer cover layer comprises a blend composition of:
 (A) from about 20 to about 80 wt % (based on the combined weight of Components A and B) of a block copolymer having no polar functionality, said block copolymer having (a) a first polymer block incorporating an aromatic vinyl compound, and (b) a second polymer block having an olefinic or conjugated diene compound;   (B) from about 20 to about 80 wt % (based on the combined weight of Components A and B) of one or more ionomers selected from the group consisting of a unimodal ionomer, a bimodal ionomer, a modified unimodal ionomer, a modified bimodal ionomer, and any and all combinations thereof; and   (C) from about 2 to about 5 pph (based on the combined weight of Components A and B) of a compound selected from the group consisting of selected from the group consisting of 4,4′-methylene-bis-(cyclohexylamine)carbamate, 11-aminoundecanoicacid, 12-aminododecanoic acid, epsilon-caprolactam; omega-caprolactam, and any and all combinations thereof; and   wherein said blend composition has a melt index of greater than about 15 g/10 min, a flexural modulus of from about 1,500 to about 60,000 psi, a material Shore D hardness of from about 35 to about 60; and   wherein said golf ball outer cover layer has a Shore D hardness as measured on the ball of from about 50 to about 70 and a shear cut resistance of less than about 2.   
     
     
         4 . The golf ball of  claim 3  wherein the outer cover layer comprises a blend composition of:
 (A) a block copolymer having no polar functionality, and selected from the group consisting of styrene-butadiene-styrene (SBS), styrene-ethylene-butylene-styrene, (SEBS) and styrene-ethylene/propylene-styrene (SEPS) and any and all combinations thereof;   (B) one or more ionomers, wherein at least one ionomer has an acid contents of from about 16 to about 35 wt % and a flex modulus of from about 50,000 to about 125,000 psi; and   (C) selected from the group consisting of 11-aminoundecanoicacid, 12-aminododecanoic acid, and any and all combinations thereof.   
     
     
         5 . The golf ball of  claim 4  wherein the outer cover layer further comprises an impact modifier, selected from the group consisting of a copolymer or terpolymer having a glycidyl group, a copolymer or terpolymer having a hydroxyl group, a copolymer or terpolymer having a maleic anhydride group or a copolymer or terpolymer having a carboxylic group, and any and all combinations thereof. 
     
     
         6 . A golf ball comprising;
 1) a core comprising a center,   2) an outer cover layer; and   3) one or more intermediate layers,   
       wherein at least one of the outer cover layer or intermediate layer comprises a blend composition of;
 (A) from about 1 to about 99 wt % (based on the combined weight of Components A and B) of a block copolymer having no polar functionality; 
 (B) from about 1 to about 99 wt % (based on the combined weight of Components A and B) of one or more ionomers; and 
 (C) from about 0.5 to about 10 pph (based on the combined weight of Components A and B) from a compound having the general formula:
   (R 2 N) m —R′—(X(O) n (OR) y ) m , 
 
  where R is hydrogen, or a C 1 -C 20  aliphatic, cycloaliphatic or aromatic group; R′ is a bridging group comprising one or more C 1 -C 20  straight chain or branched aliphatic or alicyclic groups, or C 1 -C 20  substituted straight chain or branched aliphatic or alicyclic groups, or C 1 -C 20  aromatic group, or an oligomer of up to 12 repeating units including, but not limited to, polypeptides derived from an amino acid sequence of up to 12 amino acids; and X is C or S or P with the proviso that when X═C, n=1 and y=1 and when X═S, n=2 and y=1, and when X═P, n=0 or 1 and y=2 or 4; and m=1-3, and 
 wherein said blend composition has a melt index of greater than about 5 g/10 min, a flexural modulus of from about 500 to about 100,000 psi, a material Shore D hardness of from about 25 to about 70; and 
 wherein said golf ball has a cover layer Shore D hardness as measured on the ball of from about 35 to about 70 and a shear cut resistance of less than about 4. 
 
     
     
         7 . A golf ball comprising;
 1) a core comprising a center,   2) an outer cover layer; and   3) one or more intermediate layers,   
       wherein at least one of the outer cover layer or intermediate layer comprises a blend composition of:
 (A) from about 10 to about 90 wt % (based on the combined weight of Components A and B) of a diblock copolymer having no polar functionality or a triblock copolymer having no polar functionality; 
 (B) from about 10 to about 90 wt % (based on the combined weight of Components A and B) of one or more ionomers; and 
 (C) from about 3 to about 8 pph (based on the combined weight of Components A and B) of a compound of a compound having the general formula:
   (R 2 N) m —R′—(X(O) n (OR) y ) m , 
 
  where R is hydrogen, or a C 1 -C 20  aliphatic, cycloaliphatic or aromatic group; R′ is a bridging group comprising one or more C 1 -C 20  straight chain or branched aliphatic or alicyclic groups, or C 1 -C 20  substituted straight chain or branched aliphatic or alicyclic groups, or C 1 -C 20  aromatic groups, or an oligomer of up to 12 repeating units including, but not limited to, polypeptides derived from an amino acid sequence of up to 12 amino acids; and X is C and, n=1 and y=1; and 
 wherein said blend composition has a melt index of greater than about 10 g/10 min, a flexural modulus of from about 1,000 to about 80,000 psi, a material Shore D hardness of from about 30 to about 65; and 
 wherein said golf ball outer cover layer has Shore D hardness as measured on the ball of from about 45 to about 70 and a shear cut resistance of less than about 3. 
 
     
     
         8 . The golf ball of  claim 7  wherein at least one of the outer cover layer or intermediate layer comprises a blend composition of:
 (A) from about 20 to about 80 wt % (based on the combined weight of Components A and B) of a block copolymer having no polar functionality, said block copolymer having (a) a first polymer block incorporating an aromatic vinyl compound, and (b) a second polymer block having an olefinic or conjugated diene compound;   (B) from about 20 to about 80 wt % (based on the combined weight of Components A and B) of one or more ionomers selected from the group consisting of a unimodal ionomer, a bimodal ionomer, a modified unimodal ionomer, a modified bimodal ionomer, and any and all combinations thereof; and   (C) from about 2 to about 5 pph (based on the combined weight of Components A and B) of a compound selected from the group consisting of selected from the group consisting of 4,4′-methylene-bis-(cyclohexylamine)carbamate, 11-aminoundecanoicacid, 12-aminododecanoic acid, epsilon-caprolactam; omega-caprolactam, and any and all combinations thereof; and   wherein said blend composition has a melt index of greater than about 15 g/10 min, a flexural modulus of from about 1,500 to about 60,000 psi, a material Shore D hardness of from about 35 to about 60; and   wherein said golf ball outer cover layer has a Shore D hardness as measured on the ball of from about 50 to about 70 and a shear cut resistance of less than about 2.   
     
     
         9 . The golf ball of  claim 8  wherein at least one of the outer cover layer or intermediate layer comprises a blend composition of:
 (A) a block copolymer having no polar functionality, and selected from the group consisting of styrene-butadiene-styrene (SBS), styrene-ethylene-butylene-styrene, (SEBS) and styrene-ethylene/propylene-styrene (SAPS) and any and all combinations thereof;   (B) one or more ionomers, wherein at least one ionomer has an acid contents of from about 16 to about 35 wt % and a flex modulus of from about 50,000 to about 125,000 psi; and   (C) selected from the group consisting of 11-aminoundecanoicacid, 12-aminododecanoic acid, and any and all combinations thereof   
     
     
         10 . The golf ball of  claim 9  wherein at least one of the outer cover layer or intermediate layer further comprises an impact modifier, selected from the group consisting of a copolymer or terpolymer having a glycidyl group, a copolymer or terpolymer having a hydroxyl group, a copolymer or terpolymer having a maleic anhydride group or a copolymer or terpolymer having a carboxylic group, and any and all combinations thereof. 
     
     
         11 . A golf ball comprising;
 1) a core comprising a center,   2) an outer cover layer; and   3) one or more intermediate layers,   
       wherein the outer cover layer comprises a blend composition of;
 (A) from about 1 to about 99 wt % (based on the combined weight of Components A and B) of a block copolymer having no polar functionality; 
 (B) from about 1 to about 99 wt % (based on the combined weight of Components A and B) of one or more ionomers; and 
 (C) from about 0.5 to about 10 pph (based on the combined weight of Components A and B) from a compound having the general formula:
   (R 2 N) m —R′—(X(O) n (OR) y ) m , 
 
  where R is hydrogen, or a C 1 -C 20  aliphatic, cycloaliphatic or aromatic group; R′ is a bridging group comprising one or more C 1 -C 20  straight chain or branched aliphatic or alicyclic groups, or C 1 -C 20  substituted straight chain or branched aliphatic or alicyclic groups, or C 1 -C 20  aromatic group, or an oligomer of up to 12 repeating units including, but not limited to, polypeptides derived from an amino acid sequence of up to 12 amino acids; and X is C or S or P with the proviso that when X═C, n=1 and y=1 and when X═S, n=2 and y=1, and when X═P, n=0 or 1 and y=2 or 4; and m=1-3, and 
 wherein said blend composition has a melt index of greater than about 5 g/10 min, a flexural modulus of from about 500 to about 100,000 psi, a material Shore D hardness of from about 25 to about 70; and 
 wherein one or more intermediate layers comprises a polyalkenamer rubber; and 
 wherein said golf ball has a cover layer Shore D hardness as measured on the ball of from about 35 to about 70 and a shear cut resistance of less than about 4. 
 
     
     
         12 . A golf ball comprising;
 1) a core comprising a center,   2) an outer cover layer; and   3) one or more intermediate layers,   
       wherein the outer cover layer comprises a blend composition of:
 (A) from about 10 to about 90 wt % (based on the combined weight of Components A and B) of a diblock copolymer having no polar functionality or a triblock copolymer having no polar functionality; 
 (B) from about 10 to about 90 wt % (based on the combined weight of Components A and B) of one or more ionomers; and 
 (C) from about 3 to about 8 pph (based on the combined weight of Components A and B) of a compound of a compound having the general formula:
   (R 2 N) m —R′—(X(O) n OR) y ) m , 
 
  where R is hydrogen, or a C 1 -C 20  aliphatic, cycloaliphatic or aromatic group; R′ is a bridging group comprising one or more C 1 -C 20  straight chain or branched aliphatic or alicyclic groups, or C 1 -C 20  substituted straight chain or branched aliphatic or alicyclic groups, or C 1 -C 20  aromatic groups, or an oligomer of up to 12 repeating units including, but not limited to, polypeptides derived from an amino acid sequence of up to 12 amino acids; and X is C and, n=1 and y=1; and 
 wherein said blend composition has a melt index of greater than about 10 g/10 min, a flexural modulus of from about 1,000 to about 80,000 psi, a material Shore D hardness of from about 30 to about 65; and 
 wherein said polyalkenamer rubber is selected from the group consisting of polybutenamer rubber, polypentenamer rubber, polyhexenamer rubber, polyheptenamer rubber, polyoctenamer rubber, polynonenamer rubber, polydecenamer rubber polyundecenamer rubber, polydodecenamer rubber, polytridecenamer rubber and any and all combinations thereof; and 
 wherein said golf ball outer cover layer has Shore D hardness as measured on the ball of from about 45 to about 70 and a shear cut resistance of less than about 3. 
 
     
     
         13 . The golf ball of  claim 12  wherein the outer cover layer comprises a blend composition of;
 (A) from about 20 to about 80 wt % (based on the combined weight of Components A and B) of a block copolymer having no polar functionality, said block copolymer having (a) a first polymer block incorporating an aromatic vinyl compound, and (b) a second polymer block having an olefinic or conjugated diene compound;   (B) from about 20 to about 80 wt % (based on the combined weight of Components A and B) of one or more ionomers selected from the group consisting of a unimodal ionomer, a bimodal ionomer, a modified unimodal ionomer, a modified bimodal ionomer, and any and all combinations thereof; and   (C) from about 2 to about 5 pph (based on the combined weight of Components A and B) of a compound selected from the group consisting of selected from the group consisting of 4,4′-methylene-bis-(cyclohexylamine)carbamate, 11-aminoundecanoicacid, 12-aminododecanoic acid, epsilon-caprolactam; omega-caprolactam, and any and all combinations thereof; and   wherein said blend composition has a melt index of greater than about 15 g/10 min, a flexural modulus of from about 1,500 to about 60,000 psi, a material Shore D hardness of from about 35 to about 60; and   wherein said polyalkenamer rubber comprises a polyoctenamer rubber; and   wherein said golf ball outer cover layer has a Shore D hardness as measured on the ball of from about 50 to about 70 and a shear cut resistance of less than about 2.   
     
     
         14 . The golf ball of  claim 13  wherein the outer cover layer comprises a blend composition of;
 (A) a block copolymer having no polar functionality, and selected from the group consisting of styrene-butadiene-styrene (SBS), styrene-ethylene-butylene-styrene, (SEBS) and styrene-ethylene/propylene-styrene (SIPS) and any and all combinations thereof;   (B) one or more ionomers, wherein at least one ionomer has an acid contents of from about 16 to about 35 wt % and a flex modulus of from about 50,000 to about 125,000 psi; and   (C) selected from the group consisting of 11-aminoundecanoicacid, 12-aminododecanoic acid, and any and all combinations thereof.   
     
     
         15 . The golf ball of  claim 14  wherein the outer cover layer further comprises an impact modifier, selected from the group consisting of a copolymer or terpolymer having a glycidyl group, a copolymer or terpolymer having a hydroxyl group, a copolymer or terpolymer having a maleic anhydride group or a copolymer or terpolymer having a carboxylic group, and any and all combinations thereof. 
     
     
         16 . The golf ball of  claim 2  wherein the diblock copolymer (A) does not include any pendant or terminal hydroxyl or acid groups. 
     
     
         17 . The golf ball of  claim 7  wherein the diblock copolymer (A) does not include any pendant or terminal hydroxyl or acid groups. 
     
     
         18 . The golf ball of  claim 12  wherein the diblock copolymer (A) does not include any pendant or terminal hydroxyl or acid groups. 
     
     
         19 . The golf ball of  claim 8  wherein the block copolymer (A) does not include any pendant or terminal hydroxyl or acid groups. 
     
     
         20 . The golf ball of  claim 7 , wherein components (A), (B) and (C) are mixed together prior to the addition of any other components. 
     
     
         21 . The golf ball of  claim 7 , wherein component (C) is not a surface modifier for a nanofiller.