Thermally-responsive record material
AssigneeBayer Aktiengesellschaft
InventorsMark Robert Fisher, John Charles DeBraal, Guido Steffan, Peter P. Wenzl
Life of this patent
Estimating the term…
Abstract
The invention discloses a novel thermally-responsive record material comprising a support having coated thereon a thermally sensitive color forming composition comprising a chromogenic material, an acidic developer material and a certain carbamate component that does not include dodecyl-N-phenylcarbamate. The novel record material displays enhanced image intensity or improved thermal response.
Claims10
A thermally-responsive record material comprising a support having provided thereon in substantially contiguous relationship (i) a chromogenic material, (ii) an acidic developer material, and (iii) a carbamate component selected from the group of compounds consisting of N-phenyl-N-(2-phenoxyethoxycarbonyl)amine, N-phenyl-N-(2-(3-methoxyphenoxy) ethoxycarbonyl)amine, N-(2-methylphenyl)-N-(2-phenoxyethoxy-carbonyl)amine, N-(2-methylphenyl)-N-(2-(4-methylphenoxy)ethoxy-carbonyl)amine, N-phenyl-N-(2-(2-chlorphenoxy)ethoxycarbonyl)amine, N-(4-chlorphenyl)-N-(2-phenoxyethoxycarbonyl)amine, N-(2-methylphenyl)-N-(2-(2-methoxyphenoxy)ethoxycarbonyl)amine, N-(4-chlorphenyl)-N-(2-(3-methylphenoxy)ethoxycarbonyl)amine, N-(4-chlorphenyl)-N-(2-(2-methylphenoxy) ethoxycarbonyl)amine, N-phenyl-N-(2-(4-chlorphenoxy)-ethoxycarbonyl)amine, N-phenyl-N-(2-(4-methylphenoxy)ethoxycarbonyl)-amine, N-(4-chlorphenyl)-N-(2-(4-methylphenoxy)ethoxycarbonyl)amine, N-(4-chlorphenyl)-N-(2-(2-chlorphenoxy)ethoxycarbonyl)amine, N-(4-chlorphenyl)-N-(2-(4-chlorphenoxy)ethoxycarbonyl)amine, N-(4-chlorphenyl)-N-(2-(2-methoxyphenoxy)ethoxycarbonyl)amine, N-(3-methylphenyl)-N-(2-phenoxyethoxycarbonyl)amine, N-(3-methylphenyl)-N-(2-(2-methylphenoxy)ethoxycarbonyl)amine, N-(3-methylphenyl)-N-(2-(3-methylphenoxy)ethoxycarbonyl)amine, N-(3-methylphenyl)-N-(2-(2-chlorphenoxy)ethoxycarbonyl)amine, N-(3-methylphenyl)-N-(2-(2,4-dichlorphenoxy)ethoxycarbonyl)amine, N-(2-methylphenyl)-N-(2-(2,4-dichlorphenoxy)ethoxycarbonyl)amine, N-(2-methylphenyl)-N-(2-(2-chlorphenoxy)ethoxycarbonyl)amine, N-(3-methylphenyl)-N-(2-(2-methoxyphenoxy)ethoxycarbonyl)amine, N-phenyl-N-(2-(2-methylphen-oxy)ethoxycarbonyl)amine, N-(2-methylphenyl)-N-(2-(2-methylphenoxy)-ethoxycarbonyl)amine, N-phenyl-N-(2-(2,4-dichlorphenoxy)ethoxy-carbonyl)amine, N-(3-methylphenyl)-N-(2-(4-methyl-phenoxy)ethoxycarbonyl)amine, N-(2-methylphenyl)-N-(2-(3-methylphenoxy)ethoxycarbonyl)-amine and N-phenyl-N-(2-(4-methylphenoxy)ethoxycarbonyl)amine, N-(4-ethylphenyl)-N-(2-phenoxyethoxycarbonyl)amine and N-(4-methylphenyl)-N-(2-phenoxyethoxycarbonyl)amine, wherein the carbamate component is not dodecyl-N-phenylcarabamate,
- B) compounds according to formula (II):
- C) compounds according to formula (III):
- wherein R4 represents independently from each other H or C1-C6 alkyl and R is selected from the group consisting of substituted and unsubstituted aryl groups having from 6 to 18 carbon atoms, substituted and unsubstituted alkyl groups having from 1 to 8 carbon atoms, and substituted and unsubstituted aralkyl groups having from 1 to 8 carbon atoms;
- D) compounds according to formula (IV):
- wherein r is 0, 1 or 2 and R has the same meaning as in formula (I);
- E) compounds according to formula (V):
- wherein R5 is
- wherein R has the same meaning as in formula (I) and
- F) compounds according to formula (VI):
- wherein R has the same meaning as in formula (I);
- G) compounds according to formula (VII):
- wherein R1 is selected from the group consisting of OCH3, CH3 and Cl, and n is 0, 1, or 2;
- and
A thermally-responsive record material comprising a support having provided thereon in substantially contiguous relationship (i) a chromogenic material, (ii) an acidic developer material, and (iii) a carbamate component;
- wherein the carbamate component is not dodecyl-N-phenylcarbamate and comprises a carbamate selected from the group of compounds consisting of:
- A) compounds according to formula (I):
- wherein R is selected from the group consisting of substituted and unsubstituted aryl groups having from 6 to 18 carbon atoms, substituted and unsubstituted alkyl groups having from 1 to 8 carbon atoms, and substituted and unsubstituted aralkyl groups having from 1 to 8 carbon atoms, and R1 includes a component selected from the group consisting of OCH3, CH3 and Cl, and n is 0, 1, or 2;
- B) a component selected from the group consisting of
- C) compounds according to formula (III):
- wherein R4 represents independently from each other H or C1-C6 alkyl and R has the same meaning as in formula (I);
- D) compounds according to formula (IV):
- wherein r is 0, 1 or 2 and R has the same meaning as in formula (I);
- E) compounds according to formula (V):
- wherein R5 is
- wherein R has the same meaning as in formula (I) and
- F) compounds according to formula (VI):
- wherein R has the same meaning as in formula (I);
- G) compounds according to formula (VII):
- wherein R1 and n have the same meaning as in formula (I) and
- wherein R1 and n have the same meaning as in formula (I) and s is 0,1 or 2.
A thermally-responsive record material comprising a support having provided thereon in substantially contiguous relationship (i) a chromogenic material, (ii) an acidic developer material, and (iii) a carbamate component;
- wherein the carbamate component is not dodecyl-N-phenylcarbamate and comprises a carbamate selected from the group of compounds consisting of:
- A) compounds according to formula (I):
- wherein R is selected from the group consisting of substituted and unsubstituted aryl groups having from 6 to 18 carbon atoms, substituted and unsubstituted alkyl groups having from 1 to 8 carbon atoms, and substituted and unsubstituted aralkyl groups having from 1 to 8 carbon atoms, and R1 includes a component selected from the group consisting of OCH3, CH3 and Cl, and n is 0, 1, or 2;
- B) compounds according to formula (II):
- wherein p is 1, 2 or 3, R3 represents independently from each other H or ethyl and R has the same meaning as in formula (I);
- C) a component selected from the group consisting of
- D) compounds according to formula (IV):
- wherein r is 0, 1 or 2 and R has the same meaning as in formula (I);
- E) compounds according to formula (V):
- wherein R5 is
- wherein R has the same meaning as in formula (I) and
- F) compounds according to formula (VI):
- wherein R has the same meaning as in formula (I);
- G) compounds according to formula (VII):
- wherein R1 and n have the same meaning as in formula (I) and
- H) compounds according to formula (VIII):
- wherein R1 and n have the same meaning as in formula (I) and s is 0,1 or 2.
A thermally-responsive record material comprising a support having provided thereon in substantially contiguous relationship (i) a chromogenic material, (ii) an acidic developer material, and (iii) a carbamate component;
- wherein the carbamate component is not dodecyl-N-phenylcarbamate and comprises a carbamate selected from the group of compounds consisting of:
- A) compounds according to formula (I):
- wherein R is selected from the group consisting of substituted and unsubstituted aryl groups having from 6 to 18 carbon atoms, substituted and unsubstituted alkyl groups having from 1 to 8 carbon atoms, and substituted and unsubstituted aralkyl groups having from 1 to 8 carbon atoms, and R1 includes a component selected from the group consisting of OCH3, CH3 and Cl, and n is 0, 1, or 2;
- B) compounds according to formula (II):
- wherein p is 1, 2 or 3, R3 represents independently from each other H or ethyl and R has the same meaning as in formula (I);
- C) compounds according to formula (III):
- wherein R4 represents independently from each other H or C1-C6 alkyl and R has the same meaning as in formula (I);
- D) compounds selected from the group consisting of
- E) compounds according to formula (V):
- wherein R5 is
- wherein R has the same meaning as in formula (I) and
- F) compounds according to formula (VI):
- wherein R has the same meaning as in formula (I);
- G) compounds according to formula (VII):
- wherein R1 and n have the same meaning as in formula (I) and
- H) compounds according to formula (VIII):
- wherein R1 and n have the same meaning as in formula (I) and s is 0,1 or 2.
A thermally-responsive record material comprising a support having provided thereon in substantially contiguous relationship (i) a chromogenic material, (ii) an acidic developer material, and (iii) a carbamate component;
- wherein the carbamate component is not dodecyl-N-phenylcarbamate and comprises a carbamate selected from the group of compounds consisting of:
- A) compounds according to formula (I):
- wherein R is selected from the group consisting of substituted and unsubstituted aryl groups having from 6 to 18 carbon atoms, substituted and unsubstituted alkyl groups having from 1 to 8 carbon atoms, and substituted and unsubstituted aralkyl groups having from 1 to 8 carbon atoms, and R1 includes a component selected from the group consisting of OCH3, CH3 and Cl, and n is 0, 1, or 2;
- B) compounds according to formula (II):
- wherein p is 1, 2 or 3, R3 represents independently from each other H or ethyl and R has the same meaning as in formula (I);
- C) compounds according to formula (III):
- wherein R4 represents independently from each other H or C1-C6 alkyl and R has the same meaning as in formula (I);
- D) compounds according to formula (IV):
- wherein r is 0, 1 or 2 and R has the same meaning as in formula (I);
- E) a component selected from the group consisting of
- F) compounds according to formula (VII):
- wherein R1 and n have the same meaning as in formula (I) and
- G) compounds according to formula (VIII):
- wherein R1 and n have the same meaning as in formula (I) and s is 0, 1 or 2.
Dependencies are inferred from the claim text.