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43results about "Perinones" patented technology
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Anisotropic films based on 1,8-naphthoylene-1',2'-benzimidazole sulfonates and lyotropic liquid crystal systems and methods for making
Optically anisotropic films based on sulfoderivatives of 1,8-naphthoylene-1′,2′-benzimidazole are disclosed. These compounds form stable lyotropic liquid crystal systems that exhibit excellent optical properties with films that are significantly thinner that the current state of the art. The lyotropic liquid crystal systems may be deposited on substrates for use in a wide variety of commercial applications.
Owner:NITTO DENKO CORP
Hetero-polycyclic compounds, and coloring matters, pigments, dyes, color-changing material compositions, and color-changing films, made by using the compounds
InactiveCN1747943ASo as not to damageReduce usagePerinonesOrganic chemistryPolycyclic compoundChemical composition
Owner:IDEMITSU KOSAN CO LTD +1
Dichroic dye for polarization film, composition comprising the same for polarization film, method for forming polarization plate and polarization plate prepared thereby
ActiveUS20090290214A1Excellent heat resistance and durability against high-temperatureRaise the ratioLiquid crystal compositionsPerinonesCrystallographyHeat resistance
Disclosed are a new dichroic dye having liquid crystal properties and dichroic properties and capable of being used for forming a polarization film with excellent heat resistance, durability, and polarizing properties, a composition including the same for a polarization film, a method for forming a polarization plate with excellent durability using the composition, and a polarization plate prepared thereby. The new dichroic dye has a structure of R1-L1-(M,L,D) (where, D is a dichroic structure, M is a structure with liquid crystal properties, R1 is a reactive end functional group, and L and L1 are linking structures). The composition for a polarization film includes the dichroic dye. In the method for forming the polarization plate, the composition for a polarization film is applied to a substrate and cured to prepare the polarization plate. The polarization plate has excellent dichroic ratio, heat resistance, durability, and polarizing properties.
Owner:LG CHEM LTD
Synthesis of pyrazolinylnaphthalic acid derivatives
InactiveUS20010012905A1Simplify and reduce timeImprove production yieldPerinonesOrganic chemistryChemical industryAryl radical
The invention pertains to a method for preparing derivatives of the pyrazolinylnaphthalic acid having the general formula where Ar1 and Ar2 are unsubstituted or substituted phenyl radicals bearing in the para position an alkylated or acylated oxy- or amino group, or a polynuclear aryl radical, and Ar3 is a substituted N-naphthalimid or 1,8-naphthylene-1',2'-benzimidazole. Compounds ofthe above general formula are high-efficient red organic luminophors and are used widely as luminescent components of dyes for plastics and liquid scintillators, in hydrogeology to study water streams, to label the chemical industry wastewaters, as laser dyes, etc.
Owner:EMAGIN CORP
Anisotropic films based on 1,8-naphthoylene-1'2'-benzimidazole sulfonates and lyotropic liquid crystal systems and methods for making
Optically anisotropic films based on sulfoderivatives of 1,8- naphthoylene-1′,2′-benzimidazole are disclosed. These compounds form stable lyotropic liquid crystal systems that exhibit excellent optical properties with films that are significantly thinner that the current state of the art. The lyotropic liquid crystal systems may be deposited on substrates for use in a wide variety of commercial applications.
Owner:NITTO DENKO CORP
Dyes for polymer coloration, their preparation and their use
Owner:DYSTAR COLOURS DISTRIBUTION GMBH
Synthesis of pyrazolinylnaphthalic acid derivatives
InactiveUS6288232B2Simplify and reduce timeQuality improvementPerinonesOrganic chemistryChemical industryLaser dye
The invention pertains to a method for preparing derivatives of the pyrazolinylnaphthalic acid having the general formulawhere Ar1 and Ar2 are unsubstituted or substituted phenyl radicals bearing in the para position an alkylated or acylated oxy- or amino group, or a polynuclear aryl radical, and Ar3 is a substituted N-naphthalimid or 1,8-naphthylene-1',2'-benzimidazole. Compounds of the above general formula are high-efficient red organic luminophors and are used widely as luminescent components of dyes for plastics and liquid scintillators, in hydrogeology to study water streams, to label the chemical industry wastewaters, as laser dyes, etc.
Owner:EMAGIN CORP
Stable antihalation materials for photographic and photothermographic elements
An infrared photosensitive element comprising:a support bearing an infrared radiation-sensitive silver halide material;and an antihalation layer comprising a basic antistatic agent, an acid having a pKa less than 4.2 in an amount equal to at least 1.0% mole equivalent of acid to 1 mole equivalent of amine in said antistatic agent, and sufficient antihalation dye to provide a transmission optical density at the wavelength of maximum absorbence of said dye of at least 0.2 after coating.
Owner:CARESTREAM HEALTH INC
Fused ring aromatic pigment and polymer material mixture, preparation method and downstream product thereof
Owner:CAICAI TECH CO LTD
Dichroic dye for polarization film, composition comprising the same for polarization film, method for forming polarization plate and polarization plate prepared thereby
ActiveUS8197708B2Excellent heat resistance and durability against high-temperatureRaise the ratioLiquid crystal compositionsPerinonesCrystallographyHeat resistance
Disclosed are a new dichroic dye having liquid crystal properties and dichroic properties and capable of being used for forming a polarization film with excellent heat resistance, durability, and polarizing properties, a composition including the same for a polarization film, a method for forming a polarization plate with excellent durability using the composition, and a polarization plate prepared thereby. The new dichroic dye has a structure of R1-L1-(M,L,D) (where, D is a dichroic structure, M is a structure with liquid crystal properties, R1 is a reactive end functional group, and L and L1 are linking structures). The composition for a polarization film includes the dichroic dye. In the method for forming the polarization plate, the composition for a polarization film is applied to a substrate and cured to prepare the polarization plate. The polarization plate has excellent dichroic ratio, heat resistance, durability, and polarizing properties.
Owner:LG CHEM LTD
Preparation method of pyrene ketone type solvent dye
The invention relates to the technical field of chemical product preparation, in particular to a preparation method of pyrene ketone type solvent dye. The preparation method of the pyrene ketone typesolvent dye includes the following steps: 1,8-diaminonaphthalene, acid anhydride and a water-insoluble organic solvent are mixed and then subjected to a condensation reaction to obtain the pyrene ketone type solvent dye; and the acid anhydride comprises phthalic diamide, tetrachlorophthalic anhydride or 1,8-anhydride naphthalene. According to the preparation method of the pyrene ketone type solvent dye, the 1,8-anhydride naphthalene and the acid anhydride are subjected to the condensation reaction in the water-insoluble organic solvent, applicability is wide, all of solvent orange 60, solventred 135 and solvent red 179 can be synthesized through the preparation method, products have high yield and good quality; and in addition, the preparation method is a typical 'one-pot method', processequipment is simple, since the water-insoluble organic solvent is adopted, separation is easy in the post-processing process, solvent recovery is thorough, waste water has small amount and easy to treat, and the preparation method of the pyrene ketone type solvent dye is suitable for scale production.
Owner:NANTONG LONGXIANG NEW MATERIALS TECH CO LTD
Preparation method of pyrene ketone solvent dye
ActiveCN107474053AQuality improvementGood value for moneyPerinonesOrganic chemistryKetone solventsSolvent free
The invention discloses a preparation method of a pyrene ketone solvent dye. The preparation method comprises the following steps: (1) under double protection of a nitrogen atmosphere and a reducing agent, reacting 1,8-diaminonaphthalene with phthalic anhydride (or 1,8-naphthalic anhydride) under the action of phase transfer catalyst polyethylene glycol in DMF aqueous solution under reflux temperature; (II) after condensation end point, cooling the reaction solution to room temperature, filtering and washing a filter cake by the DMF aqueous solution with low concentration. The dyes involved are solvent orange 60 (C.I.564100) and solvent red 179 (C.I.564150). Under the double protection of the reducing agent and the nitrogen atmosphere, the target product is formed with high conversion rate in DMF-water mixed solvent by means of the phase transfer catalyst, high quality dye is obtained by simple separation, and more than 90% solvent (in DMF) is recovered, and the preparation method of the pyrene ketone solvent dye is a green preparation method.
Owner:宁波龙欣精细化工有限公司
Synthetic method of red naphthalene cyclic ketone dye
The invention discloses a synthetic method of red naphthalene cyclic ketone dye, comprising the steps of with ortho-dichlorobenzene as a reaction solvent, PEG-600 as a catalyst and tetrachlorophthalicanhydride and 1,8-diaminonaphthalene as main materials, holding a certain temperature, isolating water produced in reaction to raise the temperature, performing HPLC (high performance liquid chromatography) medium control, cooling with 1,8-diaminonaphthalene < / =0.5% as a reaction endpoint, separating certain methanol, performing suction filtering, washing filter cake with methanol until there isno smell of ortho-dichlorobenzene, vacuum-drying the filter cake to obtain the target product solvent red 135. The solvent ortho-dichlorobenzene used herein has high boiling point, the recovery rate may reach 95% and above, product yield is high, and the product has good color tone; compared with standards, the product has DC of about 0.5 and weighted strength of about 105.
Owner:JIANGSU DAOBO CHEM
Perylene bisimides with rigid 2,2'-biphenoxy bridges
ActiveUS20190023905A1Improved property profileGood indexPerinonesBenzoxanthene dyesConvertersPerylenebisimide
The present invention relates to perylene bisimides with rigid 2,2′-biphenoxy bridges which are useful in a wide variety of applications and to novel to perylene bisimides with rigid 2,2′-biphenoxy bridges. The present invention also relates to the use of said compound(s) in color converters for improving the luminous efficacy of LEDs, to color converters and their use and to lighting devices comprising at least one LED or OLED and at least one color converter. The present invention also relates to a printing ink formulation for security printing comprising at least one perylene bisimide with rigid 2,2′-biphenoxy bridges and security documents.
Owner:BASF AG
Black pigment composition and black coating film formation composition including the black pigment composition
The present invention provides a black pigment composition that can absorb light in a visible light region without using carbon black and can suppress absorption of infrared rays and ultraviolet rays and has good solvent resistance and a black coating film-forming composition containing the black pigment composition. The black pigment composition comprises at least one black organic pigment selected from the following formulas (1) and (2), at least two kinds of colored organic pigments other than the black organic pigment, a dispersant, and a solvent; and a black coating film-forming composition containing the black pigment composition and a coating film forming component.
Owner:SANYO COLOR WORKS
Ester group containing 1,8-naphthalimide fluorescent dichroic dye, its preparation method and application thereof
InactiveCN102816454AIncreased conjugated systemLarge aspect ratioLiquid crystal compositionsPerinonesSolubilityDisplay device
Disclosed are an ester group containing 1,8-naphthalimide fluorescent dichroic dye, its preparation method and an application thereof. The dye has a structure of a general formula X, in which R is p-1-20 carbon linear alkyl, p-1-20 carbon linear alkoxy, monosubstituted fluorine, polysubstituted fluorine or hydrogen. According to the invention, with 1,8-anhydride naphthalene used as a matrix, the dye molecules have high dichroic ratio and good dissolvability in a liquid crystal through introduction. Guest-host liquid crystal display products with the dye used as a guest body not only have characteristics of a traditional guest-host display such as highlight brightness, high contrast ratio and low energy consumption, but also have characteristics of an active display mode, such as bright color and high brightness. The guest-host liquid crystal display products are liquid crystal display products which have much lower energy consumption and have practical values.
Owner:DALIAN UNIV OF TECH
Disperse dyes and method for dyeing hydrophobic fiber material using same
ActiveCN103228741AStrong light fastnessGood repeatabilityPerinonesIsothiazolanthrone/isoxazolanthrone/isoselenazolanthrone dyesDisperse dyePhotochemistry
A disperse dye composition, which comprises specific dye(s), and a method for dyeing a hydrophobic fiber material using said disperse dye composition. Provided are a disperse dye composition and a mixed disperse dye composition, wherein a yellow disperse dye having a specific structure, a red disperse dye having a specific structure and a blue disperse dye having a specific structure are used so that not only high light fastness of each color is achieved but also well-balanced light fastness of the three primary colors is maintained and uniform dyeing characteristics are obtained in dyeing. Also provided is a dyeing method using the same.
Owner:NIPPON KAYAKU CO LTD
Disperse dye and method for dyeing hydrophobic fiber material using same
InactiveCN103228740AImprove light fastnessGood repeatabilityPerinonesMonoazo dyesDisperse dyePhotochemistry
The present invention relates to a disperse dye composition containing a disperse dye and the like represented by formulas (1) through (4), and a method for dyeing a hydrophobic fiber material using the same. The present invention provides a disperse dye composition and a mixed disperse dye composition that not only have strong light fastness of each color, but also well-balanced light fastness between the three primary colors, and uniform dye properties during dyeing. The present invention also provides a method for dyeing using the disperse dye composition and the mixed disperse dye composition.
Owner:NIPPON KAYAKU CO LTD
Negative-type photosensitive resin composition, cured film, and organic EL display and manufacturing method therefor
PendingCN111263917AHigh sensitivitySuppresses changes in dimension widthPerinonesOrganic chemistryImidePolymer science
The purpose of the present invention is to obtain: a cured film that has high sensitivity, enables formation of a pattern of a low-tapered shape after development, is capable of suppressing a change in the dimensional width of pattern openings before and after thermal curing, and exhibits excellent light-shielding properties; and a negative-type photosensitive resin composition used to form said cured film. This negative-type photosensitive resin composition comprises an alkali-soluble resin (A), a photopolymerization initiator (C1), and a black colorant (Da), wherein: the alkali-soluble resin(A) has a fluorine atom-containing structural unit in a specific proportion and comprises a first resin (A1) that contains at least one selected from the group consisting of polyimides (A1-1), polyimide precursors (A1-2), polybenzoxazoles (A1-3), and polybenzoxazole precursors (A1-4); and the photopolymerization initiator (C1) comprises an oxime ester-based photopolymerization initiator (C1-1) having a specific structure.
Owner:TORAY IND INC
Negative photosensitive resin composition, cured film, and organic el display and manufacturing method therefor
An object of the invention is to provide a cured film which is high in sensitivity, capable of forming a pattern in a low-taper shape after development, capable of the change in pattern opening width between before and after thermal curing, an excellent in light-blocking property, and a negative photosensitive resin composition that forms the film. The negative photosensitive resin composition contains an (A) alkali-soluble resin, a (C1) photo initiator, and a (Da) black colorant, where the (A) alkali-soluble resin contains a (A1) first resin including one or more selected from the group consisting of a (A1-1) polyimide, a (A1-2) polyimide precursor, a (A1-3) polybenzoxazole, and a (A1-4) polybenzoxazole precursor, and has a structural unit having a fluorine atom at a specific ratio, and the (C1) photo initiator contains an (C1-1) oxime ester-based photo initiator that has a specific structure.
Owner:TORAY IND INC
Method for manufacturing yellow disperse dyes
InactiveCN102807769AGood light fastnessRealize industrial productionPerinonesDyeing processDisperse dyeProtecting group
The invention provides a method for manufacturing yellow disperse dyes having excellent fastness to light, which is lowcost, simple and convenient, and can realize industrial production. The method for manufacturing yellow disperse dyes is used for manufacturing yellow disperse dyes containing more than 70 mass / % of a compound represented by the following Formula (2) and less than 30 mass% of a compound represented by the following Formula (3). The manufacturing method is characterized in that the nitryl of the compound represented by the following Formula (1) [in the formula, R represents an amino] is reduced into an amino group, and the amino group is reacted with 1,8-naphthalenedicarboxylic acid anhydride, then, the protecting group R of the amino is deprotected and forms a ring.
Owner:NIPPON KAYAKU CO LTD
Perylene pigment compositions
This invention relates to perylene pigment compositions containing a reactive co-precipitated blend of(1) about 75 to about 99.9 mol %, relative to the pigment composition, of a compound having the formula (I) whereinR is hydrogen, C1-C6 alkyl, C5-C8 cycloalkyl, C7-C6 aralkyl, or C6-C10 aryl,A is C1-C6 alkyl, C1-C6 alkoxy, a sulfonyl group, amino, ammonium, hydroxy, nitro, or halogen, andm is zero or a number from 1 to 8; and(2) about 0.1 to about 25 mol %, relative to the pigment composition, of a perylene dicarboxamidine imide having the formula (II) whereinW is optionally substituted or modified C2-C3 alkylene, andR, A, and m are defined as above.
Owner:SUN CHEM CORP
A kind of brown vat dye taking naphthalene tetracarboxylic acid as raw material, preparation method and application
ActiveCN110746790BRich range of optionsSmall color differencePerinonesOrganic chemistry methodsColour fastnessVat dye
The invention belongs to the technical field of naphthalene tetracarboxylic acid vat dye preparation, and particularly relates to a brown vat dye taking naphthalene tetracarboxylic acid as a raw material, and a preparation method and an application of the brown vat dye. The brown vat dye comprises two compounds. The brown vat dye is a brown vat dye with a new structure, provides a new color matching scheme for commercial dyes, and enriches the selectable range of brown primary dyes and commercial brown dyes; moreover, according to the commercial dye containing the brown vat dye with the new structure, the brown vat dye is mixed with vat red 14 and vat red 15 / vat orange 7 with similar structures, a prepared dye is small in color difference and has the dye uptake reaching up to 98%, the color fastness is good, and the light fastness can reach the sixth level.
Owner:鞍山辉虹颜料科技有限公司
Pigment composition, method for producing thereof, and aqueous ink composition
ActiveUS11492492B2Promote aggregationMaintain good propertiesPerinonesDuplicating/marking methodsImidePolymer science
A pigment composition including at least one pigment selected from the group consisting of a perinone-based pigment and a perylene-based pigment, water, a resin having a constitutional unit represented by Formula 1, and at least one compound selected from the group consisting of a phthalimide compound having a carboxyalkyl group and a naphthalimide compound having a carboxyalkyl group; a method for producing thereof; and an aqueous ink composition using the pigment composition. In Formula 1, R1 represents a hydrogen atom or a methyl group, L2 represents —C(═O)O—, —OC(═O)—, or —C(═O)NR2— and R2 represents a hydrogen atom or an alkyl group having 1 to 6 carbon atoms, and R3 represents an alkyl group having 6 or more carbon atoms.
Owner:FUJIFILM CORP
High-performance black color paste and preparation method thereof
The invention relates to the technical field of black pigments, in particular to high-performance black color paste and a preparation method thereof. The high-performance black color paste comprises a compound containing an anhydride group, a compound containing an amino group and a low-melting-point amphiphilic solid, wherein the compound containing the anhydride group and the compound containing the amino group are equal in molar weight, and the addition amount of the low-melting-point amphiphilic solid is 10%-1000% of the sum of the mass of the anhydride group-containing compound and the mass of the amido-containing compound. The black color paste is simple in component, solvent-free, green, environment-friendly, free of dispersion in the preparation process and easy to prepare. The black color paste does not need to be ground, can be highly dispersed in the low-melting-point amphiphilic solid, can effectively improve the machinability and repeatability, and reduces the chromatic aberration. According to the preparation method disclosed by the invention, the components react in a kneading machine to change color, the black color paste is finally obtained, the preparation steps are simple, the operation is simple and convenient, the preparation is easy, and the application prospect is good.
Owner:CAICAI TECH CO LTD
Perylene bisimides with rigid 2,2′-biphenoxy bridges
ActiveUS11021610B2Improved property profileGood indexPerinonesBenzoxanthene dyesConvertersPerylenebisimide
The present invention relates to perylene bisimides with rigid 2,2′-biphenoxy bridges which are useful in a wide variety of applications and to novel to perylene bisimides with rigid 2,2′-biphenoxy bridges. The present invention also relates to the use of said compound(s) in color converters for improving the luminous efficacy of LEDs, to color converters and their use and to lighting devices comprising at least one LED or OLED and at least one color converter. The present invention also relates to a printing ink formulation for security printing comprising at least one perylene bisimide with rigid 2,2′-biphenoxy bridges and security documents.
Owner:BASF AG
Perylene pigment compositions
This invention relates to perylene pigment compositions containing a reactive co-precipitated blend of(1) about 75 to about 99.9 mol %, relative to the pigment composition, of a compound having the formula (I) whereinR is hydrogen, C1-C6 alkyl, C5-C8 cycloalkyl, C7-C6 aralkyl, or C6-C10 aryl,A is C1-C6 alkyl, C1-C6 alkoxy, a sulfonyl group, amino, ammonium, hydroxy, nitro, or halogen, andm is zero or a number from 1 to 8; and(2) about 0.1 to about 25 mol %, relative to the pigment composition, of a perylene dicarboxamidine imide having the formula (II) whereinW is optionally substituted or modified C2-C3 alkylene, andR, A, and m are defined as above.
Owner:SUN CHEM CORP
Mixture of fused-ring aromatic pigment and polymer material and its preparation method and downstream product
Disclosed are a mixture of a fused-ring aromatic pigment and a polymer material and its preparation method and downstream product. According to the method, different thermoplastic polymer materials can be selected and mixed with reactants for generating a fused-ring aromatic pigment; by adjusting the reaction molar ratio of the raw materials and the dosages of the raw materials in the whole reaction system, the mixture of the reactant and the polymer material can be extruded or kneaded to obtain a mixture of the fused-ring aromatic pigment and the polymer material in one step. Compared with the pigment, the raw material reactants of the pigment have better dispersity in the polymer material so that the pigment can be directly generated and uniformly dispersed in the polymer material through extruding or kneading.
Owner:CAICAI TECH CO LTD
Mixture of fused-ring aromatic pigment and polymer material, its preparation method and its downstream products
This application relates to a mixture of condensed ring aromatic pigments and polymer materials, its preparation method and its downstream products. In this method, different thermoplastic polymer materials can be mixed with the reactants used to generate fused-ring aromatic pigments, and the reactants and polymer materials can The mixture can be extruded or kneaded to obtain a mixture of fused-ring aromatic pigments and polymer materials in one step. Compared with pigments, the raw material reactants of pigments have better dispersion in polymer materials, so extrusion or Kneading, the pigment can be directly generated and evenly dispersed in the polymer material, and there is no need to add any solvent during the extrusion or kneading process, and the ortho-diamine compound is almost completely consumed, and the obtained mixture does not need to be purified, avoiding the traditional process of pigment synthesis. The generation of three wastes greatly simplifies the technological process and reduces energy consumption.
Owner:CAICAI TECH CO LTD
Process for making perylene pigment compositions.
This invention relates to a process of preparing a perylene pigment compositions containing a reactive co-precipitated blend of (1) about 75 to about 99.9 mol %, relative to the pigment composition, of a compound having the formula (I) wherein R is hydrogen, C1-C6 alkyl, C5-C8 cycloalkyl, C7-C16 aralkyl, or C6-C10 aryl, A is C1-C6 alkyl, C1-C6 alkoxy, a sulfonyl group, amino, ammonium, hydroxy, nitro, or halogen, and m is zero or a number from 1 to 8; and (2) about 0.1 to about 25 mol %, relative to the pigment composition, of a perylene dicarboxamidine imide having the formula (II) wherein W is optionally substituted or modified C2-C3 alkylene.
Owner:SUN CHEM CORP
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