Graphic art films comprising polyester compositions formed from 2,2,4,4-tetramethyl-1,3-cyclobutanediol and 1,4-cyclohexanedimethanol
First Claim
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1. A graphic art film comprising at least one polyester composition comprising at least one polyester, which comprises:
- (a) a dicarboxylic acid component comprising;
i) 70 to 100 mole % of terephthalic acid residues;
ii) 0 to 30 mole % of aromatic dicarboxylic acid residues having up to 20 carbon atoms; and
iii) 0 to 10 mole % of aliphatic dicarboxylic acid residues having up to 16 carbon atoms; and
(b) a glycol component comprising;
i) 10 to 99 mole % of 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues; and
ii) 1 to 90 mole % of 1,4-cyclohexanedimethanol residues, wherein the total mole % of the dicarboxylic acid component is 100 mole %, the total mole % of the glycol component is 100 mole %; and
wherein the inherent viscosity of the polyester is from 0.1 to 1.2 dL/g as determined in 60/40 (wt/wt) phenol/tetrachloroethane at a concentration of 0.5 g/00 ml at 25°
C.; and
wherein the polyester has a Tg of from 100 to 200°
C.
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Abstract
Described are graphic art films comprising polyester compositions comprising polyesters which comprise (a) a dicarboxylicacidcomponent having terephthalic acid residues; optionally, aromatic dicarboxylic acid residues or aliphatic dicarboxylic acid residues or ester residues thereof; 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues; and 1,4-cyclohexanedimethanol residues.
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Citations
80 Claims
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1. A graphic art film comprising at least one polyester composition comprising at least one polyester, which comprises:
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(a) a dicarboxylic acid component comprising;
i) 70 to 100 mole % of terephthalic acid residues;
ii) 0 to 30 mole % of aromatic dicarboxylic acid residues having up to 20 carbon atoms; and
iii) 0 to 10 mole % of aliphatic dicarboxylic acid residues having up to 16 carbon atoms; and
(b) a glycol component comprising;
i) 10 to 99 mole % of 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues; and
ii) 1 to 90 mole % of 1,4-cyclohexanedimethanol residues, wherein the total mole % of the dicarboxylic acid component is 100 mole %, the total mole % of the glycol component is 100 mole %; and
wherein the inherent viscosity of the polyester is from 0.1 to 1.2 dL/g as determined in 60/40 (wt/wt) phenol/tetrachloroethane at a concentration of 0.5 g/00 ml at 25°
C.; and
wherein the polyester has a Tg of from 100 to 200°
C. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54)
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55. A graphic art film comprising at least one polyester composition comprising at least one polyester, which comprises:
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(a) a dicarboxylic acid component comprising;
i) 70 to 100 mole % of terephthalic acid residues;
ii) 0 to 30 mole % of aromatic dicarboxylic acid residues having up to 20 carbon atoms; and
iii) 0 to 10 mole % of aliphatic dicarboxylic acid residues having up to 16 carbon atoms; and
(b) a glycol component comprising;
i) 15 to 70 mole % of 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues; and
ii) 30 to 85 mole % of 1,4-cyclohexanedimethanol residues, wherein the total mole % of the dicarboxylic acid component is 100 mole %, the total mole % of the glycol component is 100 mole %; and
wherein the inherent viscosity of the polyester is from 0.35 to 1.2 dL/g as determined in 60/40 (wt/wt) phenol/tetrachloroethane at a concentration of 0.5 g/100 ml at 25°
C.; and
wherein the polyester has a Tg of from 100 to 160°
C. - View Dependent Claims (56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70)
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71. A graphic art film comprising at least one polyester composition comprising at least one polyester, which comprises:
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(a) a dicarboxylic acid component comprising;
i) 70 to 100 mole % of terephthalic acid residues;
ii) 0 to 30 mole % of aromatic dicarboxylic acid residues having up to 20 carbon atoms; and
iii) 0 to 10 mole % of aliphatic dicarboxylic acid residues having up to 16 carbon atoms; and
(b) a glycol component comprising;
i) 20 to 40 mole % of 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues; and
ii) 60 to 80 mole % of 1,4-cyclohexanedimethanol residues, wherein the total mole % of the dicarboxylic acid component is 100 mole %, the total mole % of the glycol component is 100 mole %; and
wherein the inherent viscosity of the polyester is from 0.60 to 0.75 dL/g as determined in 60/40 (wt/wt) phenol/tetrachloroethane at a concentration of 0.5 g/100 ml at 25°
C.; and
wherein the polyester has a Tg of from 100 to 120°
C. - View Dependent Claims (72, 73, 74, 75)
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76. A graphic art film comprising at least one polyester composition comprising at least one polyester, which comprises:
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(a) a dicarboxylic acid component comprising;
i) 70 to 100 mole % of terephthalic acid residues;
ii) 0 to 30 mole % of aromatic dicarboxylic acid residues having up to 20 carbon atoms; and
iii) 0 to 10 mole % of aliphatic dicarboxylic acid residues having up to 16 carbon atoms; and
(b) a glycol component comprising;
i) 40 to 55 mole % of 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues; and
ii) 45 to 60 mole % of 1,4-cyclohexanedimethanol residues, wherein the total mole % of the dicarboxylic acid component is 100 mole %, the total mole % of the glycol component is 100 mole %; and
wherein the inherent viscosity of the polyester is from 0.60 to 0.75 dL/g as determined in 60/40 (wt/wt) phenol/tetrachloroethane at a concentration of 0.5 g/100 ml at 25°
C.; and
wherein the polyester has a Tg of from 120 to 140°
C. - View Dependent Claims (77, 78, 79, 80)
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Specification