EP1144479A3 - Polymeres de polyester hyper-ramifies et modifies, procede de preparation de ces polymeres et utilisation de ces derniers - Google Patents

Polymeres de polyester hyper-ramifies et modifies, procede de preparation de ces polymeres et utilisation de ces derniers

Info

Publication number
EP1144479A3
EP1144479A3 EP00945710A EP00945710A EP1144479A3 EP 1144479 A3 EP1144479 A3 EP 1144479A3 EP 00945710 A EP00945710 A EP 00945710A EP 00945710 A EP00945710 A EP 00945710A EP 1144479 A3 EP1144479 A3 EP 1144479A3
Authority
EP
European Patent Office
Prior art keywords
acid
polyester polyol
hyperbranched polyester
modified
carboxylic acid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP00945710A
Other languages
German (de)
English (en)
Other versions
EP1144479A2 (fr
Inventor
Kris Verschueren
Jean-Claude Vanovervelt
Philippe De Micheli
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
UCB SA
Original Assignee
UCB SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by UCB SA filed Critical UCB SA
Publication of EP1144479A2 publication Critical patent/EP1144479A2/fr
Publication of EP1144479A3 publication Critical patent/EP1144479A3/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G83/00—Macromolecular compounds not provided for in groups C08G2/00 - C08G81/00
    • C08G83/002—Dendritic macromolecules
    • C08G83/005—Hyperbranched macromolecules
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/60—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from the reaction of a mixture of hydroxy carboxylic acids, polycarboxylic acids and polyhydroxy compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G83/00—Macromolecular compounds not provided for in groups C08G2/00 - C08G81/00
    • C08G83/002—Dendritic macromolecules
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
    • C08G63/16—Dicarboxylic acids and dihydroxy compounds
    • C08G63/20—Polyesters having been prepared in the presence of compounds having one reactive group or more than two reactive groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
    • C08G63/16—Dicarboxylic acids and dihydroxy compounds
    • C08G63/20—Polyesters having been prepared in the presence of compounds having one reactive group or more than two reactive groups
    • C08G63/21—Polyesters having been prepared in the presence of compounds having one reactive group or more than two reactive groups in the presence of unsaturated monocarboxylic acids or unsaturated monohydric alcohols or reactive derivatives thereof

Definitions

  • the present invention relates to modified hyperbranched polyester polymers, processes for preparation of these modified hyperbranched polymers and the uses of such polymers.
  • Description of related art Hyperbranched polymers can be described as consisting of a core of a polyfunctional molecule, an intermediate, tree structured layer formed by successive branching reactions, and a shell constituted by extending branches carrying functionalities.
  • dendritic macromolecule in the European patent 0 630 389, particular hyperbranched polymers, named dendritic macromolecule by the patentee, are described and also named polyester polyols. These macromolecules are composed of a central initiator molecule having one or more hydroxyl groups, which groups under formation of an initial tree structure are bonded to carboxyl groups of a monomeric chain extender. The dentritic macromolecule can be further extended by a reaction with a chain stopper.
  • the core materials used are polyols, such as trimethylolpropane, ditrimethylopropane and pentaerythritol.
  • the examplified monomeric chain extender is dimethylolpropionic acid.
  • the examplified chain stopper are lauric acid, soybean fatty acid, capric acid, caprylic acid and tall oil fatty acid.
  • typical macromolecule products bearing hydroxyl groups at its peripheral surface are obtained, by acid catalyzed esterification between pentaerythritol (PETA), the core material, considered to be a chain stopper, and dimethylolpropionic acid (DMPA) which make the shell of the structure.
  • PETA pentaerythritol
  • DMPA dimethylolpropionic acid
  • the homologue product pertaining to the third generation (approximately molecular weight of 3600 g/mole) bears 32 primary hydroxyl functions.
  • hyperbranched polyester polymers can be modified and that modified hyperbranched polymers have improved characteristics.
  • the high functionality of hyperbranched polymers allows for chemical and /or physical modifications to achieve certain mechanical, chemical or physical properties.
  • Such polyester polymers can be tailored through consecutive or mixed end-capping to obtain either very specific or mixed properties. Consequently, it is possible to use these modified hyperbranched polymers in new industrial applications.
  • the hydroxyl functions of the hyperbranched polymers are modified via chemical reaction, such as esterification reaction.
  • Reacting with a chemical compound modifies at least a part of the hydroxyl functions of the hyperbranched polymers, in some cases all of the hydroxyl functions.
  • the present invention relates to a hyperbranched polyester polyol composed of a central initiator molecule or initiator polymer having two or more hydroxyl groups, which groups under formation of an initial tree structure are bonded to carboxyl groups of a monomeric chain extender holding the hydroxyl groups and the carboxyl groups, which tree structure optionally is extended and further branched from the initiator molecule or initiator polymer by an addition of further molecules of a monomeric chain extender by means of bonding between the hydroxyl groups and the carboxyl groups thereof, wherein the hyperbranched polyester polyol is modified via esterification reaction on at least one hydroxyl group by at least one carboxylic acid and by at least another acid chosen among acrylic acid, methacrylic acid and oligomers thereof.
  • Unmodified hyperbranched polyester polyol are known per se, such as, but without limitation, in European patent application 0 630 389, or international patent application WO 96/07688, or international patent application WO 93/ 17060.
  • oligomers of acrylic acid and methacrylic acid we understand products resulting from the consecutive Michael addition of a carboxylic group belonging to an (meth)acrylate compound onto a double bond belonging to another (meth) aery late compound.
  • Examples of oligomers are dimers and trimers of acrylic acid, such as, preferably, dimer of acrylic acid : ⁇ -carboxyethyl aery late.
  • the definition of a carboxylic acid does not include acrylic acid, methacrylic acid and oligomers thereof, in the present invention.
  • the modified hyperbranched polyester polyols can have different degrees of modification. Consequently, they contain a variable percentage of free hydroxyl group, a variable percentage of hydroxyl groups which have been acrylated with acrylic acid, methacrylic acid or oligomers thereof, and a variable percentage of hydroxyl groups which have been esterified with carboxylic acid. These percentages have an effect on properties of the obtained product, such as reactivity, rheology.
  • the percentage of free hydroxyl group comprises from 0 to about 99 % based on the initial hydroxyl content of the polyester polyol.
  • the percentage of free hydroxyl group comprises from 0 to about 50 %, and most preferably from 0 to about 35 %. The best results have been obtained from about 0.5 to about 15 % (% based on equivalent).
  • the percentage of hydroxyl groups which have been acrylated with acrylic acid, methacrylic acid or oligomers thereof, comprises from about 20 to about 99 % based on the initial hydroxyl content.
  • the percentage is comprises preferably from about 30 to about 90 %, and most preferably from about 40 to about 85 %. The best results have been obtained from about 45 to about 75 % (% based on equivalent).
  • the percentage of hydroxyl groups that have been esterified with carboxylic acid group(s) comprises from about 5 to about 80 % based on the initial hydroxyl content.
  • the percentage comprises preferably from about 10 to about 70 %, and most preferably from about 15 to about 60 %. The best results have been obtained from about 20 to about 50 % (% based on equivalent).
  • the present invention also relates to a process for preparation of a modified hyperbranched polyester polymer as disclosed above.
  • the process can be performed in one or two reaction steps.
  • the process is preferably characterised in that it comprises a first esterification step in which a hyperbranched polyester polyol is reacted with a carboxylic acid and a second acrylation step in which the compound obtained in the first step is reacted with acrylic acid, methacrylic acid or oligomers thereof.
  • the process for the preparation of a modified hyperbranched polyester polyol can also be characterised in that it comprises a first acrylation step in which a polyester polyol is reacted with acrylic acid, methacrylic acid or oligomers thereof, and a second esterification step in which the compound obtained in the first step is reacted with a carboxylic acid.
  • the process for the preparation of a modified hyperbranched polyester polyol can also be characterised in that the polyester polyol is reacted with a carboxylic acid and with acrylic acid, methacrylic acid or oligomers thereof, in one step.
  • the esterification step comprises a reaction with a carboxylic acid.
  • carboxylic acid we understand an acid linear or branched, saturated or unsaturated, preferably it is monocarboxylic acid having at least a molecular weight of 60, and most preferably of 88.
  • saturated carboxylic acid examples include acetic acid, propionic acid, butyric acid, valeric acid, isobutyric acid, trimethylacetic acid, caproic acid, caprylic acid, heptanoic acid, capric acid, lauric acid, myristic acid, palmitic acid, stearic acid and dimeric and trimeric acids derived from unsaturated fatty acids (such as the product range sold under the trademark PRIPOL by the company UNIQUEMA). Good results have been obtained with propionic acid, lauric acid and stearic acid. The best results have been obtained with lauric acid.
  • unsaturated carboxylic acids suitable for this purpose are oleic acid, ricinic acid, ricinoleic acid, linoleic acid, linolenic acid, erucic acid, soybean fatty acid, linseed fatty acid, dehydrated castor fatty acid, tall oil fatty acid, tung oil fatty acid, sunflower fatty acid, safflower fatty acid.
  • the esterification step is preferably performed in the presence of a solvent such as an apolar organic solvent like heptane, cyclohexane, toluene, benzene, xylene or mixtures thereof, preferably toluene.
  • a solvent such as an apolar organic solvent like heptane, cyclohexane, toluene, benzene, xylene or mixtures thereof, preferably toluene.
  • the esterification step is preferably performed in the presence of a catalyst, such as p-toluenesulfonic acid, methanesulfonic acid, trifluoromethane sulfonic acid, trifluororacetic acid, sulfuric or phosphoric acid, naphtalene sulfonic acid, Lewis acids such as BF3, AICI3, SnCl titanates such as tetrabutyl titanates, organotin compounds, preferably p-toluenesulfonic acid.
  • a catalyst such as p-toluenesulfonic acid, methanesulfonic acid, trifluoromethane sulfonic acid, trifluororacetic acid, sulfuric or phosphoric acid, naphtalene sulfonic acid, Lewis acids such as BF3, AICI3, SnCl titanates such as tetrabutyl titanates, organotin compounds, preferably p-toluenesulfonic acid.
  • the esterification step preferably takes place at a temperature from about 50 to about 280 °C, preferably from about 100 to about 250 °C depending upon the selected solvent, the reaction conditions and upon pressure.
  • alkyl chain by using an alkanoyl halide, such as a compound of general formula R-CO-X, in which X represents an halogen such as Cl, Br, and R represents an alkyl group, preferably having from 4 to 20 carbon atoms.
  • alkanoyl halide s are lauroyl chloride and hexanoyl chloride.
  • the acrylation step comprises a reaction with acrylic acid, methacrylic acid or oligomers thereof.
  • the acrylation step is performed in the presence of a solvent such as an apolar organic solvent like heptane, cyclohexane, toluene, benzene, xylene or mixtures thereof , and preferably toluene.
  • the acrylation step is preferably performed in the presence of a catalyst, such as p-toluenesulfonic acid, methanesulfonic acid, trifluoromethane sulfonic acid, trifluororacetic acid, sulfuric or phosphoric acid, naphtalene sulfonic acid, Lewis acids such as BF3, AICI3, SnCl titanates such as tetrabutyl titanates, organotin compounds, preferably the same catalyst as used in the esterification step and more preferably p-toluenesulfonic acid.
  • the acrylation step is preferably performed in the presence of a radical polymerisation inhibitor, such as inhibitor described in U.K.
  • Patent 2 025 996 and, in particular, methyl ether hydroquinone (MeHQ), or hydroquinone, phenothiazine, di-t-butyl hydroquinone, or a mixture of them, and preferably MeHQ.
  • MeHQ methyl ether hydroquinone
  • hydroquinone phenothiazine
  • di-t-butyl hydroquinone di-t-butyl hydroquinone
  • MeHQ methyl ether hydroquinone
  • the acrylation step preferably takes place at a temperature from about 50 to about 200 °C and preferably from about 80 about 150 °C, depending upon the selected solvent, the reaction conditions and upon pressure.
  • Another process for preparing a modified hyperbranched polyester polymer comprises a conversion step of a hyperbranched polyester polyol to an acrylated or methacrylated hyperbranched polyester polyol by reacting a hyperbranched polyester polyol with acrylic anhydride or methacrylic anhydride.
  • Another process for preparing a modified hyperbranched polyester polymer comprises the reaction step of a hyperbranched polyacid with glycidyl acrylate or glycidyl methacrylate in the melt.
  • the reaction preferably takes place at the temperature from about 80 to about 160 °C.
  • the invention also relates to the use of a modified hyperbranched polyester polyol as component in applications such as binders for radiation curing systems such as systems cured with ultra-violet (UV) and infra-red (IR) or electron-beam (EB).
  • the modified hyperbranched polyester polyols of the invention are resins and, as such, can be used to prepare radiation curable inks by addition of pigments and additives.
  • the modified hyperbranched polyesters polyols of the invention can be formulated with pigments and additives to form an ink. These inks can be used in flexography, gravure, lithography and screen printing, good results have been obtained with flexography.
  • the modified hyperbranched polyester polyols of the invention have an adequate viscosity for grinding, good pigment wetting characteristics, good flow properties after pigment incorporation, appropriate viscosity, low odour after curing.
  • the inks comprising the modified hyperbranched polyester polyols of the invention have an adequate viscosity, a good adhesion, a good UV reactivity, a good EB reactivity, low yield values and good compatibility with acrylated products (monomers, oligomers).
  • the following examples are present to give those skilled in the art a better understanding of the claimed invention. The examples are in no way intended to limit the invention.
  • the toluene was distilled and stripped under high vacuum (30 mmHg) to remove all traces of toluene. Properties of the obtained resin are given in Table 1.
  • Viscosity (25 °C, mPa.s, H ⁇ ppler) of the resin was measured according to the method described in DIN 53015.
  • Reactivity (m/min) of the resin was the speed of the belt at which a film is dry after passing one time under an UV (ultra-violet) lamp (power 80 W/cm).
  • the obtained resin has a theoretical composition acrylic acid/ stearic acid : 50/50 % (based on equivalent).
  • the viscosity of the resins obtained according to examples 1 to 10 was adjusted with OTA 480 (trifunctional oligoacrylate available from UCB, S.A.) to match the viscosity of EB 450 (fatty acid modified hexafunctional polyester acrylate available under the trademark EBECRYL from UCB, S.A.), equal to 7500 mPa.s.
  • the pigment wetting was quantified using flow-measurements on a glass plate at a 45° angle (distance in cm after 1 minute). Results are given in table 1 (flow Black paste in cm). Viscosity (25 °C, mPa.s, Brookfield) of the resins with adjusted viscosity was measured according to the method described in ASTM D 2849.
  • the ink was formulated as follows: resin + OTA 480 : 100, carbon black: 20 and Darocure 1173 : 6.
  • the product sold under the trademark Darocure 1173 is available from Ciba.
  • the product sold under the trademark OTA 480 is available from UCB, S.A..
  • the product carbon black, sold under the trademark Spezialschwarz 250 is available from Degussa. Table 1
  • AA acrylic acid
  • free OH represents the theoretical percentage (based on equivalent) of non reacted hydroxyl groups
  • OTA % (in the paragraphs "resin with adjusted viscosity” and "ink”) represents the percentage of OTA 480 based on weight.
  • the resins obtained according to examples 1 to 10 and the resin EB 450 were mixed with 6% (on weight) Darocure 1173.
  • Aro is the relative absorbance of the uncured film
  • Art is the relative absorbance of the cured film
  • the viscosity of the obtained ink was adjusted with OTA 480 to match the viscosity of EB450, quantities of OTA 480 added are given in table 3.
  • the resin obtained according to example 7 was added to EB 450 in an amount defined in table
  • a yellow pigment sold under the trademark Irgalite yellow BAW 80/20 was added in an amount of 20 % (weight).
  • OTA 480 was added in an amount of 16 % on weight.
  • An ink was obtained. Flow of the ink was measured. Results are given in table 4.
  • Example 31 All resins (obtained according to examples 4, 5, 7, 8, 9 and 11) were tested in a pigment dispersion, based on tree roller mill formulations and diluted in a letdown vehicle (the same type as used in the ink industry).
  • a pigment base was formed as following : - resin 55 - 65 % obtained in examples 1 - 10
  • DPGDA dipropyleneglycol diacrylate, a product sold by UCB, S.A. - Dispersant 0 or 4 % dispersant sold under the trademark IRR 434 from UCB, S.A.
  • An ink was formed as following : - pigment base 40 %
  • HAAKE rheometer (system CV 100 : PK 20-4°).
  • the flow curves tau (shear stress in Pa) as a function of D (shear rate in s " 1 ) has been measured and is described by means of a mathematical model, the Casson Model.
  • the radiation curable modified hyperbranched polyester increase the flow of the ink, resulting in a very low yield value, and improve the appearance.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Macromonomer-Based Addition Polymer (AREA)

Abstract

Cette invention concerne des polymères hyper-ramifiés (polyol de polyester) qui peuvent être modifiés et qui, une fois modifiés, présentent de meilleures caractéristiques. La fonctionnalité élevée de ces polymères hyper-ramifiés permet d'effectuer des modifications chimiques et/ou physiques qui permettent d'atteindre certaines propriétés mécaniques, chimiques ou physiques. Ces polyols de polyester hyper-ramifiés et modifiés peuvent être adaptés par encapsulage d'extrémité consécutif ou mixte afin d'obtenir des propriétés soit très spécifiques, soit mixtes. Il est ainsi possible d'utiliser ces polyols de polyester hyper-ramifiés et modifiés dans de nouvelles applications industrielles, par exemple dans le domaine des encres.
EP00945710A 1999-06-09 2000-06-06 Polymeres de polyester hyper-ramifies et modifies, procede de preparation de ces polymeres et utilisation de ces derniers Withdrawn EP1144479A3 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13828599P 1999-06-09 1999-06-09
US138285P 1999-06-09
PCT/EP2000/005191 WO2000077070A2 (fr) 1999-06-09 2000-06-06 Polymeres de polyester hyper-ramifies et modifies, procede de preparation de ces polymeres et utilisation de ces derniers

Publications (2)

Publication Number Publication Date
EP1144479A2 EP1144479A2 (fr) 2001-10-17
EP1144479A3 true EP1144479A3 (fr) 2001-12-05

Family

ID=22481336

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00945710A Withdrawn EP1144479A3 (fr) 1999-06-09 2000-06-06 Polymeres de polyester hyper-ramifies et modifies, procede de preparation de ces polymeres et utilisation de ces derniers

Country Status (3)

Country Link
EP (1) EP1144479A3 (fr)
AU (1) AU5970200A (fr)
WO (1) WO2000077070A2 (fr)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1263842A2 (fr) 2000-02-09 2002-12-11 Ciba SC Holding AG Compositions polymeres et additifs polymeres amphiphiles hyperramifies a tension superficielle accrue
BR0114934A (pt) 2000-10-31 2004-01-06 Basf Drucksysteme Gmbh Tinta de impressão lìquida para a impressão flexográfica ou de gravura, verniz de impressão para o revestimento de meios de impressão não impressos ou para o recobrimento de meios de impressão impressos, e, uso de polìmeros hiperramificados
CA2427156A1 (fr) 2000-10-31 2003-04-28 Basf Drucksysteme Gmbh Utilisation de polyurethanes hyperramifies pour la production d'encres d'imprimerie
DE10219509A1 (de) * 2002-04-30 2003-11-13 Basf Ag Mehrschichtmaterialien zum Herstellen von Verpackungen
EP1367080A1 (fr) 2002-05-29 2003-12-03 Hycail B.V. Polymères d'acide hydroxycarboxylique hyperramifiés
DE60222868T2 (de) * 2002-06-20 2008-07-24 Dainippon Ink And Chemicals, Inc. Strahlungshärtbare Zusammensetzungen enthaltend hochverzweigte, Acrylat-Endgruppen aufweisende, Polyester
TWI281923B (en) * 2002-11-26 2007-06-01 Dainippon Ink & Chemicals Process for producing polymerizable hyperbranched polyester
DE10348463A1 (de) * 2003-10-14 2005-05-25 Basf Ag Hyperverzweigte Polyester mit ethylenisch ungesättigten Gruppen
US7189456B2 (en) 2004-03-04 2007-03-13 Transitions Optical, Inc. Photochromic optical article
US7541392B2 (en) * 2004-09-14 2009-06-02 E.I. Du Pont De Nemours And Company Materials leading to improved dental composites and dental composites made therefrom
US20060058415A1 (en) * 2004-09-14 2006-03-16 Arthur Samuel D Materials leading to improved dental composites and dental composites made therefrom
CA2653541C (fr) 2005-06-06 2014-12-23 The University Of British Columbia Substitut de serum albumine a base de polymere
US7666331B2 (en) 2005-08-31 2010-02-23 Transitions Optical, Inc. Photochromic article
US7258437B2 (en) 2005-09-07 2007-08-21 Transitions Optical, Inc. Photochromic multifocal optical article
US7906214B2 (en) 2007-01-26 2011-03-15 Transitions Optical, Inc. Optical elements comprising compatiblizing coatings and methods of making the same
EP2542613A4 (fr) 2010-03-01 2013-12-11 Univ British Columbia Polyglycérols hyper-ramifiés substitués
CN108034301A (zh) * 2011-04-15 2018-05-15 巴斯夫欧洲公司 含有超支化聚酯的印刷油墨
NO340741B1 (no) * 2012-10-26 2017-06-12 Sinvent As Fremgangsmåte for å kontrollere gasshydratdannelse og tilstopping ved gasshydratdannende fluider og anvendelse av gasshydratinhibitorer
EP2735903B1 (fr) 2012-11-22 2019-02-27 Eastman Kodak Company Précurseurs de plaque d'impression lithographique au travail négative comprenant une matière liante hyper-ramifié
DE102015015865A1 (de) 2014-12-22 2016-06-23 Heidelberger Druckmaschinen Ag Schnell aushärtende UV Inkjet Tinten auf Basis von hochverzweigten Polyesteracrylaten
US9834720B2 (en) 2014-12-31 2017-12-05 Ecolab Usa Inc. Low dose gas hydrate inhibitor compositions
EP3337844A1 (fr) * 2015-08-20 2018-06-27 3M Innovative Properties Company Polymères fonctionnalisés à base de polyester et articles en film
CN108084447B (zh) * 2016-11-22 2021-03-02 武汉超支化树脂科技有限公司 端羧基超支化聚合物及其在高性能塑料复合材料制备中的应用
CN110791143A (zh) * 2019-10-16 2020-02-14 苏州市贝特利高分子材料股份有限公司 一种用于塑胶材质的led固化移印油墨
CN112111055B (zh) * 2020-09-29 2023-03-28 常州华日新材有限公司 一种不饱和聚酯树脂用低收缩剂及其制备方法和应用
CN112973277B (zh) * 2021-03-17 2022-06-14 济南大学 一种超支化型高分子聚合物滤垫的制备及其应用
CN114409879B (zh) * 2022-01-28 2022-10-14 中山大学 一种端呋喃基超支化聚酯及其制备方法与应用
CN114716871B (zh) * 2022-04-15 2023-09-29 中国科学院理化技术研究所 一种改性颜料、其制备方法及应用

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01168767A (ja) * 1987-12-24 1989-07-04 Toyo Ink Mfg Co Ltd 活性エネルギー線硬化性被覆組成物
SE9200564L (sv) * 1992-02-26 1993-03-15 Perstorp Ab Dendritisk makromolekyl av polyestertyp, foerfarande foer framstaellning daerav samt anvaendning daerav

Also Published As

Publication number Publication date
EP1144479A2 (fr) 2001-10-17
WO2000077070A3 (fr) 2001-08-02
WO2000077070A2 (fr) 2000-12-21
AU5970200A (en) 2001-01-02

Similar Documents

Publication Publication Date Title
EP1144479A2 (fr) Polymeres de polyester hyper-ramifies et modifies, procede de preparation de ces polymeres et utilisation de ces derniers
US6232433B1 (en) Radiation curable polyesters
KR100354199B1 (ko) 수희석성공기건조도료결합제의제조방법및이방법으로제조된도료결합제를포함하는수희석성도료재료
JP2012505276A (ja) 水分散ポリエステル樹脂組成物
TW201410790A (zh) 聚合松香化合物及其製造方法
EP0755949A1 (fr) Masses durcissables par irradiations contenant des photo-initiateurs liés de manière covalente
US4235981A (en) Coating compositions
US4997480A (en) Alkyd resins and the use thereof for high solids coatings
JPS6210545B2 (fr)
CN113667106A (zh) 一种紫外光固化衣康酸基聚酯树脂及其制备方法
JPH10195026A (ja) 共重合性ベンゾフェノン光開始剤
KR19990077019A (ko) 반응성 프리폴리머성 유기 화합물의 용도
SU1268103A3 (ru) Способ получени вододиспергируемых высыхающих на воздухе алкидных св зующих
JP2797628B2 (ja) ポリエステルポリ（メタ）アクリレートの製造方法
WO1996013558A1 (fr) Composition de liant insature
HU198742B (en) Process for producing oxidative drying alkyde resin emulsions
JPS6258368B2 (fr)
JP4310590B2 (ja) ロジンエステル系樹脂および活性エネルギー線硬化性樹脂組成物
JP2009079189A (ja) 熱硬化性組成物
JPS6324529B2 (fr)
EP0687698A2 (fr) Polyesters liquides
JPS5952649B2 (ja) 光硬化性組成物
JP3448971B2 (ja) 液状ポリエステル樹脂の製造方法と該樹脂を含む組成物
CN117106335A (zh) 一种高润湿性紫外线光固化胶印油墨树脂及其制备方法与应用
JP2539590B2 (ja) エマルション組成物

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

XX Miscellaneous

Free format text: DERZEIT SIND DIE WIPO-PUBLIKATIONSDATEN A3 NICHT VERFUEGBAR.

PUAK Availability of information related to the publication of the international search report

Free format text: ORIGINAL CODE: 0009015

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

RIC1 Information provided on ipc code assigned before grant

Free format text: 7C 08G 63/91 A, 7C 08G 63/60 B, 7C 08G 83/00 B, 7C 09D 11/10 B

17P Request for examination filed

Effective date: 20020204

17Q First examination report despatched

Effective date: 20040608

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20041019