US4001035A
Expired / Lapsed
US
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Coloring composition
Assignee: Dainichiseika Color and Chemicals Mfg Co Ltd
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Filing: 1975-10-06
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Granted: 1977-01-04
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Expires: 1995-10-06
Abstract
Abstract A coloring composition which comprises a pigment, a carrier resin and an organic compound, such as a phenol or an amine, containing an active hydrogen atom, which composition is mixed under high shear stress.
Inventors
- 👤 Masahiko Ito
- 👤 Hiromichi Wada
- 👤 Fumio Kondo
- 👤 Fukio Kai
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:20
CPC Classifications
C; C09; C09B; C09B63/00; C09B67/00; C09B67/006; C09D; C09D17/00
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
171 words
A coloring composition prepared by the process comprising mixing under high shear stress: a. 10 to 90 wt% based on the total a and b of a pigment; b. 90 to 10 wt% based on the total a and b of a carrier resin; and c. 0.05 to 5 wt% based on the toal a and b of an organic compound having an active hydrogen atom; selected from the group consisting of phenols, primary or secondary amines, mercaptobenzimidazole, dilauryl thiodipropionate, tri-(nonylphenyl) phosphate, distearyl thiodipropionate, p-benzoquinone, hydroquinone, catechol, tert-butyl catechol, nitrosobenzene, picric acid, dithiobenzoyl disulfide and mixtures thereof; in the presence of 0.5 to 3 wt parts of a water soluble inorganic salt per part of the total a and b, and 0.1 to 1 wt part per part of total a and b of a hydrophilic solvent selected from the group consisting of dimethylformamide, diacetone alcohol, methylethyl ketone, ethyleneglycol monomethyl ether and ethyleneglycol monoethyl ether; and separating said coloring composition from the inorganic salt and hydrophilic solvent by washing with water.
Claim 2
Dependent Claim
171 words
A coloring composition prepared by the process comprising mixing under high shear stress: a. 10 to 90 wt% based on the total a and b of a pigment; b. 90 to 10 wt% based on the total a and b of a carrier resin; and c. 0.05 to 5 wt% based on the toal a and b of an organic compound having an active hydrogen atom; selected from the group consisting of phenols, primary or secondary amines, mercaptobenzimidazole, dilauryl thiodipropionate, tri-(nonylphenyl) phosphate, distearyl thiodipropionate, p-benzoquinone, hydroquinone, catechol, tert-butyl catechol, nitrosobenzene, picric acid, dithiobenzoyl disulfide and mixtures thereof; in the presence of 0.5 to 3 wt parts of a water soluble inorganic salt per part of the total a and b, and 0.1 to 1 wt part per part of total a and b of a hydrophilic solvent selected from the group consisting of dimethylformamide, diacetone alcohol, methylethyl ketone, ethyleneglycol monomethyl ether and ethyleneglycol monoethyl ether; and separating said coloring composition from the inorganic salt and hydrophilic solvent by washing with water.
Claim 3
Dependent Claim
59 words
The coloring composition of claim 1, wherein the organic compound containing an active hydrogen atoms is 1,1-bis(4-hydroxyphenyl)cyclohexane, 4,4'-thio-bis(6-tert-butyl-3-methylphenyl)methylated diphenyl, 2,6-di-tert-butyl-4-methylphenol, 2,2'-methylene-bis(6-tert-butyl-4-methylphenol), 2,2'-methylene-bis(4-methyl-6-tert-butylphenol), 4,4'-butylidene-bis(6-tert-butyl-3-methylphenol), di-tert-butyl-p-cresol, hydroquinone monobenzyl ether, dialkyl phenol sulfide, p,p-diphenylenediamine, p,p'-dinaphthylenediamine, phenyl-α-naphthylamine, phenyl-β-naphthylamine, N,N'-di-β-naphthyl-p-phenylenediamine, p,p'-dimethoxydiphenylamine, N-phenyl-N'-isopropyl-p-phenylenediamine, acetone-diphenylamine reaction product, 6-ethoxy 1,2-dihydroxy-2,2,4-trimethylquinoline, mercaptobenzimidazole, dilauryl thiodipropionate, tri-(nonylphenyl)phosphate, distearyl thiodipropionate, p-benzoquinone, hydroquione, catechol, tert-butyl catechol, nitrosobenzene, picric acid or dithiobenzoyl disulfide.
Claim 4
Dependent Claim
19 words
The coloring composition of claim 1, wherein the carrier resin is a resin which decomposes under high shear stress.
Claim 5
Dependent Claim
34 words
The coloring composition of claim 1, wherein the carrier resin is selected from the group consisting of rosin resins, rosin modified resins, vinylchloride-vinylacetate copolymers, polyacrylates, polymethacrylates, polyacrylonitrile, polyamides, cellulose acetates, polyurethanes and unsaturated polyesters.
Claim 6
Dependent Claim
12 words
The coloring composition of claim 1, wherein the pigment is carbon black.
Claim 7
Dependent Claim
23 words
The coloring composition of claim 1, wherein a rosin resin, carbon black and a polymerization inhibitor or retardant are mixed under high shearing.
Claim 8
Dependent Claim
171 words
A process for preparing a coloring composition comprising mixing under high shear stress: a. 10 to 90 wt% based on the total of a and b of a pigment; b. 90 to 10 wt% based on the total of a and b of a carrier resin; and c. 0.05 to 5 wt% based on the total of a and b of an organic compound having an active hydrogen atom, selected from the group consisting of phenols, primary or secondary amines, mercaptobenzimidazole, dilauryl thiodipropionate, tri-(nonylphenyl) phosphate, distearyl thiodipropionate, p-benzoquinone, hydroquinone, catechol, tert-butyl catechol, nitrosobenzene, picric acid, dithiobenzoyl disulfide and mixtures thereof in the presence of 0.5 to 3 wt parts of a water soluble inorganic salt per part of total a and b, and 0.1 to 1 wt part per total a and b of a hydrophilic solvent selected from the group consisting of dimethylformamide, diacetone alcohol, methylethyl ketone, ethyleneglycol monomethyl ether and ethyleneglycol monoethyl ether; and separating said coloring composition from the inorganic salt and hydrophilic solvent by washing with water.
Claim 9
Dependent Claim
171 words
A process for preparing a coloring composition comprising mixing under high shear stress: a. 10 to 90 wt% based on the total of a and b of a pigment; b. 90 to 10 wt% based on the total of a and b of a carrier resin; and c. 0.05 to 5 wt% based on the total of a and b of an organic compound having an active hydrogen atom, selected from the group consisting of phenols, primary or secondary amines, mercaptobenzimidazole, dilauryl thiodipropionate, tri-(nonylphenyl) phosphate, distearyl thiodipropionate, p-benzoquinone, hydroquinone, catechol, tert-butyl catechol, nitrosobenzene, picric acid, dithiobenzoyl disulfide and mixtures thereof in the presence of 0.5 to 3 wt parts of a water soluble inorganic salt per part of total a and b, and 0.1 to 1 wt part per total a and b of a hydrophilic solvent selected from the group consisting of dimethylformamide, diacetone alcohol, methylethyl ketone, ethyleneglycol monomethyl ether and ethyleneglycol monoethyl ether; and separating said coloring composition from the inorganic salt and hydrophilic solvent by washing with water.
Claim 10
Dependent Claim
57 words
The process of claim 7 wherein the organic compound containing an active hydrogen atoms is 1,1-bis(4-hydroxyphenyl)-cyclohexane, 4,4'-thio-bis(6-tert-butyl-3-methylphenyl)methylated diphenyl,2,6-di-tert-butyl-4-methylphenol, 2,2'-methylene-bis(6-tert-butyl-4-methylphenol), 2,2'-methylene-bis(4-methyl-6-tert-butylphenol), 4,4'-butylidene-bis(6-tert-butyl-3-methylphenol), di-tert-butyl-p-cresol, hydroquinone monobnezyl ether, dialkyl phenol sulfide, p,p-diphenylenediamine, p,p'-dinaphthylenediamine, phenyl-α-naphthylamine, phenyl-β-naphthylamine, N,N'-di-β-naphthyl-p-phenylenediamine, p,p'-dimethoxydiphenylamine, N-phenyl-N'-isopropyl-p-phenylenediamine, acetone-diphenylamine reaction product, 6-ethoxy-1,2-dihydroxy-2,2,4-trimethylquinoline, mercaptobenzimidazole, dilauryl thiodipropionate, tri(nonylphenyl) phosphate, distearyl thiodipropionate, p-benzoquinone, hydroquinone, catechol, tert-butyl catechol, nitrosobenzene, picric acid or dithiobenzoyl disulfide.
Claim 11
Dependent Claim
18 words
The process of claim 7, wherein the carrier resin is a resin which decomposes under high shear stress.
Claim 12
Dependent Claim
35 words
The process of claim 7, wherein the carrier resin is selected from the group consisting of rosin resins, rosin modified resins, vinyl chloride-vinyl acetate copolymers, polyacrylates, polymethacrylates, polyacrylonitriles, polyamides, cellulose acetates, polyurethanes and unsaturated polyesters.
Claim 13
Dependent Claim
11 words
The process of claim 7, wherein the pigment is carbon black.
Claim 14
Dependent Claim
25 words
The process of claim 7, wherein a rosin resin, carbon black, and an organic compound having an active hydrogen atom are mixed under high shearing.
References Cited (Backward Citations)
US3458804A
Cited
US3437503A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1980-01-04 | 1980-07-05 | 1981-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-01-04 | 1984-07-05 | 1985-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-01-04 | 1988-07-05 | 1989-01-04 | $7700.00 | Window Closed / Lapsed |