Classifications

• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
  • C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
  • C07D317/10—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings
  • C07D317/32—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
  • C07D317/34—Oxygen atoms
  • C07D317/40—Vinylene carbonate; Substituted vinylene carbonates
• • C—CHEMISTRY; METALLURGY
  • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
  • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
  • C08F212/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring
  • C08F212/02—Monomers containing only one unsaturated aliphatic radical
  • C08F212/04—Monomers containing only one unsaturated aliphatic radical containing one ring
  • C08F212/06—Hydrocarbons
  • C08F212/08—Styrene
• • C—CHEMISTRY; METALLURGY
  • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
  • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
  • C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
  • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
  • C08F220/10—Esters
  • C08F220/12—Esters of monohydric alcohols or phenols
  • C08F220/14—Methyl esters, e.g. methyl (meth)acrylate
• • C—CHEMISTRY; METALLURGY
  • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
  • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
  • C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
  • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
  • C08F220/10—Esters
  • C08F220/26—Esters containing oxygen in addition to the carboxy oxygen
  • C08F220/28—Esters containing oxygen in addition to the carboxy oxygen containing no aromatic rings in the alcohol moiety
  • C08F220/283—Esters containing oxygen in addition to the carboxy oxygen containing no aromatic rings in the alcohol moiety and containing one or more carboxylic moiety in the chain, e.g. acetoacetoxyethyl(meth)acrylate
• • C—CHEMISTRY; METALLURGY
  • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
  • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
  • C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
  • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
  • C08F220/10—Esters
  • C08F220/40—Esters of unsaturated alcohols, e.g. allyl (meth)acrylate
• • C—CHEMISTRY; METALLURGY
  • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
  • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
  • C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
  • C09D133/04—Homopolymers or copolymers of esters
  • C09D133/14—Homopolymers or copolymers of esters of esters containing halogen, nitrogen, sulfur or oxygen atoms in addition to the carboxy oxygen
• • C—CHEMISTRY; METALLURGY
  • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
  • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
  • C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
  • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
  • C08F220/10—Esters
  • C08F220/12—Esters of monohydric alcohols or phenols
  • C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
  • C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
  • C08F220/1804—C4-(meth)acrylate, e.g. butyl (meth)acrylate, isobutyl (meth)acrylate or tert-butyl (meth)acrylate
• • C—CHEMISTRY; METALLURGY
  • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
  • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
  • C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
  • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
  • C08F220/10—Esters
  • C08F220/12—Esters of monohydric alcohols or phenols
  • C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
  • C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
  • C08F220/1811—C10or C11-(Meth)acrylate, e.g. isodecyl (meth)acrylate, isobornyl (meth)acrylate or 2-naphthyl (meth)acrylate

Definitions

• the present invention relates to monoethylenically unsaturated monomers comprising at least one reactive function.
• the present invention also relates to the use of said monomers for preparing polymers, as well as compositions comprising said polymers.
• the present invention also relates to the use of crosslinkable compositions.
• Acrylic or methacrylic polymers containing repeating units based on glycerol carbonate are known. These polymers are especially used with amine compounds to prepare crosslinkable compositions for the production of coating materials. However, these polymers are typically reactive at elevated temperature (about 80 ° C), and have low reactivity at room temperature.
• the present invention relates to a monoethylenically unsaturated monomer M comprising at least one function of formula (A) below:
• R 2 represents a hydrogen atom, a linear or branched alkyl radical comprising from 1 to 10 carbon atoms, a cycloalkyl radical comprising from 3 to 10 carbon atoms, an aryl radical (preferably phenyl) or an arylalkyl radical ( preferably phenylalkyl);
• R 3 represents a hydrogen atom, a linear or branched alkyl radical comprising from 1 to 10 carbon atoms, a cycloalkyl radical comprising from 3 to 10 carbon atoms, an aryl radical (preferably phenyl) or an arylalkyl radical ( preferably phenylalkyl);
• R 2 and R 3 may be bonded together to form a - (CH 2 -) P - group with p being an integer from 3 to 5.
• the monoethylenically unsaturated monomer M comprises at least one function of formula (A '):
• R 2 and R 3 are as defined above;
• Y represents a bond or a radical -Xr (CH 2 ) n -X 2 with:
• X represents O, S, NH or NR 'with R' representing an alkyl radical preferably comprising from 1 to 6 carbon atoms, X being preferably O;
• X 2 represents NHC (O) or C (O), X 2 preferably representing NHC (O); an integer ranging from 2 to 10, preferably from 2 to 10, preferably from 2 to 4, n being advantageously 2.
• the present invention relates to a monoethylenically unsaturated monomer M having the following formula (I):
• R 1 represents a hydrogen atom or a methyl radical
• R 2 represents a hydrogen atom, a linear or branched alkyl radical comprising from 1 to 10 carbon atoms, a cycloalkyl radical comprising from 3 to 10 carbon atoms, an aryl radical (preferably phenyl) or an arylalkyl radical ( preferably phenylalkyl);
• R 3 represents a hydrogen atom, a linear or branched alkyl radical comprising from 1 to 10 carbon atoms, a cycloalkyl radical comprising from 3 to 10 carbon atoms, an aryl radical (preferably phenyl) or an arylalkyl radical ( preferably phenylalkyl);
• R 2 and R 3 may be bonded together to form a - (CH 2 -) P - group with p being an integer from 3 to 5;
• Y represents a bond or a radical -Xr (CH 2 ) n -X 2 with:
• X represents O, S, NH or NR 'with R' representing an alkyl radical preferably comprising from 1 to 6 carbon atoms, X being preferably O;
• X 2 represents NHC (O) or C (O), X 2 preferably representing NHC (O); an integer ranging from 2 to 10, preferably from 2 to 10, preferably from 2 to 4, n being advantageously 2.
• Y represents a bond or a radical -O-CH 2 CH 2 -NH-C (O) -.
• the monomer M according to the invention is chosen from the following monomers of formula (1-1):
• R 1 , R 2 and R 3 are as defined above.
• the monomers of formula (1-1) are those for which Y represents a bond.
• the monomer M according to the invention is chosen from the following monomers of formula (I-2):
• X 1 , X 2 , n, R 1 , R 2 and R 3 are as defined above.
• the monomers of formula (I-2) are those for which Y represents a radical -Xr (CH2) nX 2 - in particular of the type -O- (CH 2 ) n -NH (CO) -.
• R 1 represents a methyl radical or a hydrogen atom
• R 2 represents a hydrogen atom
• R 3 represents a linear or branched alkyl radical comprising from 1 to 10 carbon atoms, preferably R 3 represents a methyl radical.
• M monomers may be prepared by any conventional method known to those skilled in the art.
• the monomers M are chosen from one of the following monomers:
• the present invention also relates to a process for preparing monomers M as defined above.
• the present invention also relates to a process for the preparation of M monomers mentioned above, from a compound of formula (II) below:
• R 2 and R 3 are as previously defined.
• the present invention relates to a process for preparing M monomers of formula (I-1) as defined above, comprising the reaction between a compound of formula (II):
• R 1 is as defined above, and L represents a leaving group, for example a radical chosen from the group consisting of halogens, hydroxyl groups (OH) and alkoxy groups comprising from 1 to 10 carbon atoms, preferably from 1 to 8 carbon atoms, and preferably from 1 to 4 carbon atoms.
• L represents a leaving group, for example a radical chosen from the group consisting of halogens, hydroxyl groups (OH) and alkoxy groups comprising from 1 to 10 carbon atoms, preferably from 1 to 8 carbon atoms, and preferably from 1 to 4 carbon atoms.
• reaction between the compound of formula (II) and of formula (III) as defined above can be carried out under the conditions typical of nucleophilic substitution reactions, for example of esterification or transesterification reaction.
• the compounds of formula (III) are such that L represents a radical chosen from the group consisting of hydroxyl groups (OH) and alkoxy groups comprising from 1 to 10 carbon atoms, preferably from 1 to 8 atoms. carbon, and preferably 1 to 4 carbon atoms.
• the reaction used in this case corresponds to an esterification or a transesterification.
• acid esters (meth) acrylic of C 1 to C 8 alcohols such as methyl, ethyl, n-butyl and 2-ethylhexyl (meth) acrylates
• (meth) acrylic acid esters of C1 to C4 alcohols for example methyl, ethyl and n-butyl (metha) acrylates.
• reaction between a compound of formula (II) and formula (III) mentioned above can be carried out in the presence of an acid catalyst (esterification reaction), a basic catalyst (transesterification reaction), or a catalyst enzymatic (esterification or transesterification reaction).
• an acid catalyst esterification reaction
• a basic catalyst transesterification reaction
• a catalyst enzymatic esteerification or transesterification reaction
• Esterification or enzyme-catalyzed transesterification can be carried out according to the methods described in Biotechnol. Lett. 1990, 12, 825-830, Biotechnol. Lett. 1994, 16, 241-246, as well as US applications 5,240,835, WO 2004/05088 or DE 102,009,003,035.
• the enzymes (E) that can be used for esterification or transesterification can be chosen from hydrolases, esterases (EC 3.1 .- .-), lipases (EC 3.1.1.3), glycosylases (EC 3.2 .- .-) and proteases (CE 3.4 .- .-), in free form or in chemically or physically immobilized form on a support, preferably lipases, esterases or proteases.
• Novozym ® 435 from Novozymes (lipase from Candida antarctica B) or lipase Aspergillus sp., Niger Aspergillus sp., Mucor sp., Penicillium cyclopium sp., Geotricum candidum sp., Rhizopus javanicus, Bukholderia sp. , candida sp., Pseudomonas sp. or pig pancreas, the lipases Candida antarctica B and Burkholderia sp.
• Novozym ® 435 from Novozymes (lipase from Candida antarctica B) or lipase Aspergillus sp., Niger Aspergillus sp., Mucor sp., Penicillium cyclopium sp., Geotricum candidum sp., Rhizopus javanicus, Bukholderia sp. , candid
• the enzyme content in the reaction medium can be in a range from 0.1 to 10% by weight relative to the total weight of the reagents of formulas (II) and (III) used.
• Suitable acid catalysts for an esterification reaction are, for example, sulfuric acid, sodium hydrogen sulfate, hydrochloric acid, phosphoric acid, monosodium dihydrogenphosphate, disodium hydrogenphosphate, pyrophosphoric acid, phosphorous acid, hypophosphorous acid, methanesulfonic acid, trifluoromethanesulfonic acid, para-toluene sulfonic acid and mixtures thereof.
• Lewis acids are also usable, such as compounds derived from titanium and tin. It is also possible to use ion exchange resins in their acid form, for example of sulfonic or carboxylic type.
• the basic catalysts suitable for a transesterification reaction are, for example, metal hydroxides and / or alcoholates, in particular catalysts using metals of groups 1, 2, 4 and 13 of the periodic table, for example alkali metal hydroxides. such as NaOH or KOH, and metal and alkaline earth metal alkoxides, especially the corresponding methylates or ethoxides, such as sodium methoxide, potassium methoxide, sodium ethoxide or potassium ethoxide.
• the ion exchange resins in their alkaline form are also usable.
• the acidic or basic catalysts may be used at concentrations ranging from 0.0001% to 20% by weight, preferably from 0.001% to 10% by weight, relative to the total weight of the reaction mixture.
• reaction between the compound of formula (II) and the compound of formula (III) can be carried out continuously, batchwise or semi-continuously.
• the compounds of formulas (II) and (III) may be added to a batch reactor with addition of the catalyst or enzyme.
• one of the reagents for example the compound (II) or the compound (III), can be initially charged and all or part of the other reagents can be introduced during the reaction. .
• the compounds (II) and (III) are introduced continuously to a reaction zone comprising the catalyst, the monomer M of formula (I) being continuously removed from the reaction zone, optionally with the co-products formed during the reaction, for example an alcohol or an ester.
• the acidic or basic or enzymatic catalysts can also be introduced continuously within the reaction zone in semi-continuous or continuous processes.
• the reaction time depends in particular on factors such as the temperature, the amount of catalyst, the activity of the acidic, basic or enzymatic catalyst used, the desired degree of conversion and / or the structure of the compounds of formula (II) and ( III).
• the reaction time can be adjusted so that the conversion of the compound of formula (II) reaches at least 70%, preferably at least 80%, preferably at least 90%, even more preferably at least 95% and more preferably at less 97%. In general, from 1 to 48 hours, preferably from 1 to 12 hours and more preferably from 1 to 6 hours of reaction time may be sufficient to achieve the desired conversion level.
• esterification and transesterification reactions under acidic or basic or enzymatic catalysis can generally be carried out at temperatures between 0 and 100 ° C., preferably between 20 and 80 ° C. and even more preferably between 20 and 70 ° C.
• the molar ratio between the compound of formula (II) and the compound of formula (III) can vary over a wide range.
• the molar ratio between the compound of formula (II) and the compound of formula (III) can be in the range of 1: 100 to 1: 1 preferably 1: 50 to 1: 1 and more preferably 1: 20 to 1: 1.
• the compound of formula (III) is used in excess with respect to the compound of formula (II), so that it can be removed by distillation under reduced pressure, for example in the form of an azeotrope, at the same time that the co-product released, usually an alcohol or the co-product of the ester formed during a transesterification. It is also possible to shift the equilibrium in favor of the monomer M of formula (I) by trapping the water or the alcohol formed by means of a molecular sieve.
• the reaction between the compound of formula (II) and the compound of formula (III) can be carried out in at least one organic solvent. Preferably, the reaction is carried out in the absence of organic solvent.
• the organic solvent is preferably anhydrous, i.e. it contains a water content of less than 10% by volume, preferably less than 5% by volume, more preferably less than 1% by volume.
• the proportion of organic solvents in the reaction mixture can vary from 0.1 to 50% by weight, preferably from 0.5 to 30% by weight or from 1 to 10% by weight, relative to the total weight of the reaction mixture.
• the reaction can be carried out in the presence of at least one polymerization inhibitor.
• polymerization inhibitors there may be mentioned, for example, 4-methoxyphenol (MEHQ), hydroquinone, 2,5-di-tert-butylhydroquinone, 2,6-di-tert-butyl- p-cresol (BHT), the nitroso compounds, such as isoacryloyl nitrate, nitrosodiphenylamine, N-nitrosocyclohexylhydroxylamine, methylene blue, phenothiazine or diphenylamine, preferably the polymerization inhibitor is 4-methoxyphenol (MeHQ).
• MEHQ 4-methoxyphenol
• MeHQ 4-methoxyphenol
• MeHQ 4-methoxyphenol
• the polymerization inhibitors are generally used, on the basis of the amount of the compounds of formula (I), namely 1 and 10,000 ppm, preferably 10 to 5000 ppm, more preferably 30 to 2500 ppm and especially 50 at 1500 ppm.
• the compounds of formula (III) are typically known and available industrially.
• the present invention relates to a process for the preparation of M monomers of formula (I-2) as defined above, comprising the reaction between a compound of formula (II):
• R 1 , Xi and n are as previously defined.
• the compounds of formula (IV) are such that n is an integer ranging from 2 to 4, preferentially n representing 2.
• the compounds of formula (IV) are those having one of the following formulas (II-a), or (II-b):
• the starting compound (O) can be synthesized by the methods known to those skilled in the art described in Liebigs Annalen der Chemie, Vol. 764, pp.116-124 (1972), Tetrahedron Letters, 1972, pages 1701 -1704 and US 3,020,290 of JEFFERSON CHEMICAL.
• the invention also relates to polymers comprising at least one repeating unit of the following general formula (V), preferably at least two repeating units:
• the polymers according to the invention comprise from 1 to 1000 repeating units of formula (V) mentioned above, preferably from 2 to 1000 repeating units of formula (V) mentioned above.
• repeating units of formula (V) are chosen from the following repeating units of formulas (V-a) or (V-b):
• polymer covers both homopolymers and copolymers.
• the polymers according to the invention may comprise at least 10% by weight of repeating units of formula (V), preferably at least 15% by weight, advantageously at least 20% by weight, and even more advantageously at least 30% by weight. relative to the total weight of repeating units present in the polymer.
• the polymers according to the invention may comprise 100% by weight of repeating units of formula (V) mentioned above.
• the repeating units of the polymers according to the invention consist of the repeating units of formula (V) mentioned above, advantageously resulting from the polymerization of a single monomer M as defined above, and in particular of formula (I). In this case it is a homopolymer.
• the polymers according to the invention are obtained by polymerization of at least one aforementioned monomer M, in particular having formula (I) as defined above, optionally in the presence of at least one ethylenically unsaturated monomer. different from a monomer M.
• the repeating units of formula (V) mentioned above are especially derived from the monomers of formula (I) mentioned above.
• said polymers are obtained from at least one ethylenically unsaturated monomer different from a monomer M (in addition to at least one M monomer), said polymers comprise, in particular, repeating units derived from said ethylenically unsaturated monomers.
• a polymer according to the invention is a homopolymer obtained by polymerization of a single monomer M, in particular of a single monomer of formula (I) mentioned above.
• a polymer according to the invention is a copolymer obtained:
• the present invention also relates to a method for preparing a polymer comprising a step of polymerizing at least one monomer M, optionally in the presence of at least one ethylenically unsaturated monomer different from a monomer M.
• the ethylenically unsaturated monomers different from a monomer M may be monoethylenically unsaturated monomers (B monomers), and / or multiethylenically unsaturated monomers (C monomers).
• the monomers B may be chosen from the following families:
• Monoethylenically unsaturated C3-C8 carboxylic acids and monoethylenically unsaturated C4-C8 dicarboxylic acids such as, for example, acrylic acid, methacrylic acid, vinylacetic acid, crotonic acid, acid fumaric, maleic acid and itaconic acid;
• B2 amides of C3-C8 monoethylenically unsaturated carboxylic acids and diamides of monoethylenically unsaturated C4-C8 dicarboxylic acids such as acrylamide, methacrylamide, N-methylolacrylamide, fumaramide and maleimide;
• B3 C4-C8 monoethylenically unsaturated acid anhydrides such as maleic anhydride;
• B4 C3-C8 monoethylenically unsaturated carboxylic acid esters and C2-C4 alcohols and such as 2-hydroxyethyl acrylate, 2-hydroxypropyl acrylate, 3-hydroxypropyl acrylate, 2-hydroxybutyl acrylate, 4-hydroxybutyl acrylate, 2-hydroxyethyl methacrylate, 2-hydroxypropyl methacrylate, 3-hydroxypropyl methacrylate, 2-hydroxybutyl methacrylate, 4-hydroxybutyl methacrylate, and their equivalents based on monoethylenically unsaturated C4 to C8 dicarboxylic acids;
• Monoethylenically unsaturated sulphonic acids for example vinylsulfonic acid, allylsulfonic acid, methallylsulfonic acid, vinylbenzenesulfonic acid, 2-acrylamido-2-methylpropanesulfonic acid, 2-methacrylamido acid, 2-methylpropane, 2-acrylamidoethanesulfonic acid 2-methacryloyloxyethanesulfonic acid, acrylamidoethanesulfonic acid, 2-acryloyloxyethanesulfonic acid, 3-acryloyloxypropanesulfonic acid and 2-methacryloyloxypropanesulfonic acid;
• B6 C3 to C5 monoethylenically unsaturated nitriles, such as acrylonitrile and methacrylonitrile;
• B7 A-vinylheterocyclic derivatives such as N-vinylpyrrolidone, N-vinylcaprolactam, N-vinylimidazole;
• B8 Monoethylenically unsaturated compounds having a C2 (EO), C3 (OP) and C4 (OB) poly (alkylene oxide) group, for example vinyl and allyl ethers of polyalkylene glycols, glycols or alcohols C1 to C10 alkoxylates, as well as the corresponding esters of monoethylenically unsaturated C3 to C8 carboxylic acids and monoethylenically unsaturated dicarboxylic acids in addition to glycols and poly (alkylene glycol) s in C2 (EO), C3 (OP) and C4 (OB) ) derived from C1 to C14 alcohols.
• EO EO
• OP OP
• OB alkylene oxide
• B9 vinyl aromatic derivatives such as styrene, ⁇ -methylstyrene and isomers of vinyl toluene;
• B10 Monoethylenically unsaturated C 3 -C 8 carboxylic acid esters of C 1 to C 20 alcohols, C 5 to C 8 cyclic alcohols, C 1 to C 4 alcohols having a phenyl group or C 1 to C 4 alcohols C4 having a phenoxy group, for example esters of acrylic acid with C1 to C20 alcohols such as methyl acrylate, ethyl acrylate, n-butyl acrylate, 2-butyl acrylate, isobutyl acrylate, tert-butyl acrylate, 2-ethylhexyl acrylate, decyl acrylate, lauryl acrylate, stearyl acrylate, esters of acrylic acid with cycloalkanols in the form of C5 to C10 such as cyclohexyl acrylate, esters of acrylic acid with C1 to C4 alcohols having a phenyl group, such as benzyl acrylate, 2-pheny
• B11 Monoethylenically unsaturated C4 to C8 acid diesters and C1 to C20 alcohols, C5 to C8 cycloalkanols, C1 to C4 alcohols having a phenyl group or C1 to C4 alcohols having phenoxy group;
• alkylamides and dialkylamides of monoethylenically unsaturated C3-C8 carboxylic acids and of C1 to C20 primary or secondary amines in particular the alkylamides and dialkylamides of acrylic acid and methacrylic acid, for example ethylacrylamide, dimethylacrylamide, diethylacrylamide, n-propylacrylamide, N-butylacrylamide, laurylacrylamide, stearyl acrylamide, ethyl methacrylamide, dimethyl methacrylamide, diethyl methacrylamide, n-propyl methacrylamide, N-butyl methacrylamide, lauryl methacrylamide, stearyl methacrylamide, ;
• B13 Vinyl esters of C1 to C20 aliphatic carboxylic acids, for example vinyl acetate, vinyl propionate, vinyl butyrate, vinyl hexanoate, vinyl laurate, vinyl stearate and vinyl versatate;
• B14 C4-C10 conjugated and unsaturated olefins such as butadiene and isoprene;
• B15 C2-C20 olefins such as ethylene, propene, 1-butene, 2-butene, isobutene, 1-hexene, 1-octene, diisobutene and 1-decene;
• B16 C2 to C20 olefins substituted with a halogen atom such as vinyl chloride, vinylidene chloride, vinyl bromide, fluoroethene, 1,1-difluoroethene and tetrafluoroethene;
• a halogen atom such as vinyl chloride, vinylidene chloride, vinyl bromide, fluoroethene, 1,1-difluoroethene and tetrafluoroethene
• B17 Monoethylenically unsaturated monomers having one or two epoxide groups, such as mono- and di-esters of monounsaturated C 3 -C 8 ethylenic acids and C 3 -C 10 epoxy alcohols, for example the glycidyl monoesters of acids in the form of C3-C8 monoethylenically unsaturated or glycidyl diesters of monoethylenically unsaturated C4-C8 dicarboxylic acids such as glycidyl acrylate and glycidyl methacrylate, or monoethylenically unsaturated ethers based on epoxy C3-C10 alcohols, in particular ethers allyl and methallyl, for example allylglycidyl ether and methallyl glycidyl ether;
• B18 monoethylenically unsaturated monomers comprising at least one carbonate group, in particular a cyclic carbonate group, for example a 1,3-dioxolan-2-one group or a 4-methyl-1,3-dioxolan-2-one group, for example propylenyl carbonate acrylate (1,3-dioxolan-2-one-4-yl) methyl acrylate (glycerol carbonate acrylate) or (1,3-dioxolan-2-one-4-yl) ) methyl methacrylate (glycerol carbonate methacrylate);
• B19 esters of C3-C8 monoethylenically unsaturated carboxylic acids or C4-C8 dicarboxylic acids monoethylenically unsaturated with unsaturated C8-C24 alcohols or unsaturated C8-C24 diols, in particular acrylic acid esters or methacrylic acid, for example, oleyl acrylate,
• B21 Monoethylenically unsaturated monomers containing phosphonates chosen from the N-methacrylamidomethylphosphonic acid ester derivatives, in particular the n-propyl ester (RN 31857-1 1 -1), the methyl ester (RN 31857-12-2), ethyl ester (RN 31857-13-3), n-butyl ester (RN 31857-14-4), isopropyl ester (RN 51239-00-0), and their monoacid and di-phosphonic acid derivatives, such as N-methacrylamidomethylphosphonic diacid (RN 109421 -20-7); N-methacrylamidoethylphosphonic acid esters, such as N-methacrylamidoethyl phosphonic acid dimethyl ester (RN 266356-40-5), N-methacrylamidoethyl phosphonic acid di (2-butyl-3,3-dimethyl) ester (RN 266356-45 -0), as well as
• B22 monoethylenically unsaturated monomers selected from the phosphate analogues of the phosphonate monomers described above, the monomers then having a -C-O-P- chain compared with the -C-P-chain of phosphonates;
• B23 monoethylenically unsaturated monomers comprising at least one boronate functional group or a precursor selected, for example, from acryloylbenzene boronic acid, methacryloylbenzene boronic acid, 4-vinylbenzene boronic acid, 3-acrylamido phenylboronic acid; 3-methacrylamido phenylboronic acid, alone or in mixtures, or in the form of salts;
• B25 monoethylenically unsaturated monomers comprising a tertiary amino group, or a heterocyclic group containing nitrogen such as, for example, vinylpyridines, vinylimidazole, aminoalkyl (meth) acrylates and aminoalkyl (meth) acrylamides such as dimethylaminoethyl acrylate, dimethylaminoethyl methacrylate, ditertiobutylaminoethyl acrylate, ditertiobutylaminoethyl methacrylate, dimethylaminomethyl acrylamide, dimethylaminomethyl methacrylamide, dimethylaminopropyl acrylamide, dimethylaminopropyl acrylamide or zwitterionic monomers such as sulfopropyl (dimethyl) aminopropyl acrylate.
• the preferred monomers B are the monomers of groups B1, B2, B4, B5, B6, B8, B9, B10, B12 and B13, in particular the monomers of groups B9, such as, for example, vinyl aromatics, in particular styrene, and B10, preferably esters of acrylic acid or methacrylic acid with C1 to C20 alcohols, and combinations of monomers B1, B2, B4, B5, B6, B8, B9, B10, B12 and B13, in particular B9 and / or B10, with one or more monomers of group B17, B18 or B19.
• groups B9 such as, for example, vinyl aromatics, in particular styrene
• B10 preferably esters of acrylic acid or methacrylic acid with C1 to C20 alcohols
• combinations of monomers B1, B2, B4, B5, B6, B8, B9, B10, B12 and B13, in particular B9 and / or B10 with one or more monomers of group B17, B18 or B19.
• Such monomers C are advantageously used in an amount ranging from 0.01% to 10% by weight, relative to the total weight of monomers introduced.
• ethylenically unsaturated monomers that can be used, as well as their amounts, can vary depending on the particular end use application for which the polymer is intended.
• the polymer according to the invention is a copolymer comprising:
• the polymer according to the invention is a copolymer comprising:
• At least 10% by weight preferably from 10% to 60% by weight, preferably from 15% to 50% by weight of repeating units resulting from the polymerization of at least one monomer B chosen from B9 monomers, preferably styrene, compared the total weight of the repetition patterns;
• B10 monomer preferably chosen from butyl acrylate, methyl methacrylate and isobornyl methacrylate, and mixtures thereof.
• the polymers according to the invention may have a number-average molecular weight (Mn) ranging from 1000 to 1,000,000 Dalton, preferably ranging from 1,200 to 100,000 Dalton.
• Mn number-average molecular weight
• the polymers according to the invention may have a weight average molecular weight (Mw) ranging from 1,200 to 5,000,000 Dalton, preferably from 2,000 to 2,000,000 Dalton.
• Mw weight average molecular weight
• the number average molecular weights (Mn) or weight (Mw) indicated for the polymers are determined by gel permeation chromatography in THF (or GPC, also known as size exclusion chromatography or SEC), with calibration relative to a standard polystyrene of certified external molecular weight.
• the process for preparing a polymer according to the invention comprises a polymerization step:
• At least one monoethylenically unsaturated monomer B preferably selected from monomers B9, B10 and mixtures thereof.
• the polymerization step is carried out under the following conditions:
• the total content of monomer (s) M is greater than or equal to 10% by weight, preferably greater than or equal to 20% by weight, advantageously greater than or equal to 30% by weight, and more preferably greater than or equal to 35% by weight relative to the total weight of monomers introduced; and or
• the total content of B9 monomer (s) is greater than or equal to 10% by weight, preferably greater than or equal to 15% by weight, and advantageously greater than or equal to 20% by weight, relative to the total weight of monomers introduced; ; and or
• the total content of B10 monomer (s) is greater than or equal to 5% by weight, preferably greater than or equal to 10% by weight, advantageously greater than or equal to 15% by weight, and still more advantageously greater than or equal to 20% by weight; % by weight, for example greater than or equal to 30% by weight relative to the total weight of monomers introduced.
• the polymerization step according to the invention may be carried out by conventional radical polymerization processes such as solution polymerization, precipitation polymerization, suspension polymerization, emulsion or a mini-emulsion polymerization.
• the polymerization step is performed in a non-aqueous solvent or diluent as a polymerization medium, wherein said solvent or diluent may include small amounts of water, if desired.
• the amount of water may be most often less than 2% by weight, in particular less than 1% by weight and more preferably less than 0.5% by weight.
• the amount of water, on the basis of the monomer can be at most 10% by weight, most often less than or equal to 5% by weight, in particular less than or equal to 2% by weight, and particular less than or equal to 1% by weight.
• Suitable solvents or diluents include those in which the monomers to be polymerized are soluble. It is also possible to polymerize in organic solvents in which the monomers to be polymerized are insoluble. The polymerization is then advantageously carried out in the form of an oil-in-oil emulsion or a suspension polymerization, in which case, depending on the monomer and organic solvent ratios, the monomers form the continuous phase or preferably the dispersed phase. .
• the polymerization step may be carried out in at least one solvent selected from aprotic solvents, protic solvents and mixtures thereof.
• aliphatic and cycloaliphatic hydrocarbons such as n-hexane, n-heptane, cyclohexane, halogenated hydrocarbons such as dichloromethane, 1,2-dichloroethane, aromatic hydrocarbons and aromatic halogenated hydrocarbons such as benzene, toluene, xylenes, chlorobenzene, dichlorobenzenes, aliphatic carboxylic acid anhydrides, carboxylic acids or non-polymerizable carboxylic acid derivatives such as acetic anhydride, C1-C4 aliphatic monocarboxylic acids and linear C1-C6 alcohols or C5-C6 cyclic alcohols, such as methyl acetate, ethyl acetate, propyl acetate, n-butyl acetate, methyl butyrate, ethyl butyrate,
• N, N-dialkylamides of C1-C4 aliphatic monocarboxylic acids such as N, N-dimethylformamide (DMF), N, N-dimethylacetamide, N-Alkyl C 1 -C 4 lactams such as N-methylpyrrolidone (NMP), N-ethylpyrrolidone, C 1 -C 4 dialkyl sulphoxides such as dimethylsulfoxide (DMSO), cyclic and acyclic C 3 -C 8 ketones, such as methyl ethyl ketone, acetone and cyclohexanone, dialkyl aliphatic ethers in C1 to C4, cycloaliphatic ethers and aromatic ethers such as diethyl ether, tert-butyl methyl ether, dioxane, tetrahydrofuran, monoglyme and anisole, and also
• aliphatic alcohols such as C2-C4 alkylene glycols, mono-alkyl ethers of C1 to C4 diols, such as 1-2-methoxypropanol and 1-methoxy- 2-methyl-2-propanol, propanol, C1-C4 mono-alkyl ethers of C2-C4 glycols, C1-C10 alcohols such as methanol, ethanol, n-propanol, isopropanol, n-butanol, 2-butanol, isobutanol, tert-butanol, amyl alcohol, isoamyl alcohol, and mixtures thereof.
• C2-C4 alkylene glycols such as 1-2-methoxypropanol and 1-methoxy- 2-methyl-2-propanol, propanol, C1-C4 mono-alkyl ethers of C2-C4 glycols, C1-C10 alcohols such as methanol, ethanol, n
• Preferred solvents are esters of C 1 to C 4 monocarboxylic aliphatic acids and C 1 to C 6 alcohols such as n-butyl acetate, ethyl 3-ethoxypropionate, C 2 to C 4 alkylene glycols, C1-C4 mono-alkyl ethers of C2-C4 diols such as 1-2-methyl-2-methoxypropanol and 1-methoxy-2-propanol, the dialkyl carbonates of C1-C4 alcohols dialkyl such as dimethyl carbonate, diethyl carbonate, dipropyl carbonate, dibutyl carbonate, cyclic carbonates such as ethylene carbonate and propylene carbonate, ethers such as glymes and anisole.
• esters of C 1 to C 4 monocarboxylic aliphatic acids and C 1 to C 6 alcohols such as n-butyl acetate, ethyl 3-ethoxypropionate, C 2 to C 4 alkylene
• the solvent is ethyl 3-ethoxypropionate.
• the solvent or diluent is an organic solvent or diluent in which the copolymer is insoluble.
• the solvent is an organic solvent in which the copolymer is soluble.
• the organic solvent is such that the amount of monomers to be polymerized, based on the total amount of monomers and solvent, is preferably 10 to 65% by weight, in particular 20% and 60% by weight.
• Free radicals are generally formed using a so-called polymerization initiator, a compound that forms free radicals by decomposition, which can be chemically, thermally or photochemically initiated.
• the polymerization according to the invention is advantageously carried out in the presence of at least one polymerization initiator.
• the polymerization initiators are advantageously chosen from the group consisting of organic azo compounds, hydroperoxides and peroxides. organic, inorganic peroxides, redox initiators, and mixtures thereof.
• the organic peroxides are in particular chosen from tert-butyl peroxyacetate, tert-butyl peroxyisobutyrate, tert-butyl peroxybenzoate, tert-butyl peroxy-2-ethylhexanoate, tert-butyl peroxypivalate and tert-butyl peroxyneodecanoate.
• tert-butyl peroxyacetate tert-butyl peroxyisobutyrate
• tert-butyl peroxybenzoate tert-butyl peroxy-2-ethylhexanoate
• tert-butyl peroxypivalate tert-butyl peroxypivalate
• tert-butyl peroxyneodecanoate tert-butyl peroxyneodecanoate.
• butyl, tert-amyl peroxypivalate acetyl peroxide
• the hydroperoxides are in particular chosen from hydrogen peroxide, organic hydroperoxides such as cumene hydroperoxide, tert-butyl hydroperoxide, tert-amyl hydroperoxide and their analogues.
• the azo compounds are in particular chosen from 2,2'-azobisisobutyronitrile (AIBN), 2,2'-azobis (2-methylbutyronitrile), 1,1'-azobis (1-cyclohexanecarbonitrile), 2,2'-azobisisobutyronitrile.
• azobis (2,4-dimethylvaleronitrile), 4,4'-azobis (4-pentanoic acid), 2- (t-butylazo) -2-cyanopropane
• 2,2'-azobis [2-methyl-N- ( 1, 1) -bis (hydroxymethyl) -2-hydroxyethyl] propionamide
• 2,2'-azobis (2-methyl-N- [1,1-bis (hydroxymethyl) -2-hydroxyethyl] propionamide
• 2, 2'-azobis (2-methyl-N- [1,1-bis (hydroxymethyl) ethyl] propionamide).
• the inorganic peroxides are in particular chosen from peroxydisulfuric acid and their salts, such as ammonium peroxodisulfate, sodium peroxodisulfate and potassium peroxodisulfate.
• redox initiators is meant initiator systems which comprise an oxidizing agent, for example a peroxodisulphuric acid salt, hydrogen peroxide, or an organic peroxide such as tert-butyl hydroperoxide and a reducing agent.
• an oxidizing agent for example a peroxodisulphuric acid salt, hydrogen peroxide, or an organic peroxide such as tert-butyl hydroperoxide and a reducing agent.
• the reducing agents are in particular a sulfur compound, preferably chosen from sodium hydrogen sulphite, sodium hydroxymethanesulfinate or the hydrogen sulphite adduct on acetone.
• suitable reducing agents are phosphorus compounds such as phosphorous acid, hypophosphites and phosphinates and hydrazine or hydrazine hydrate and ascorbic acid.
• the redox initiator systems may include addition of small amounts of redox metal salts, such as iron salts, vanadium salts, copper salts, chromium salts or manganese salts, for example ascorbic acid / iron (II), sodium sulfate / peroxodisulfate as the redox initiator system.
• Particularly preferred initiators for the polymerization process according to the invention are azo compounds, in particular azobisisobutyronitrile (AIBN).
• AIBN azobisisobutyronitrile
• these polymerization initiators are generally used in an amount of 0.01 to 5% by weight, in particular in an amount of 0.1 to 3% by weight, relative to the total weight of the monomers to polymerize.
• the polymerization initiator can be initially charged to the polymerization reactor or added during the polymerization reaction. The procedure will most often be to add at least a portion of the initiator, preferably at least 50% by weight and preferably at least 80% by weight of the polymerization initiator, during the course of the reaction. polymerization.
• a part of the monomers at the beginning of the reaction for example 0.1 to 20% by weight, relative to the total amount of monomers to be polymerized and this, possibly with all or part of the initiator of the reaction mixture.
• the polymerization temperatures typically used for the polymerization are, depending on the initiator system chosen, generally in the range of 20 to 180 ° C, in particular in the range of 40 to 130 ° C and in particular in the range from 50 to 120 ° C.
• the polymerization can be carried out under slightly reduced pressure, for example greater than 800 mbar, under normal pressure of normal pressure or under high pressure, for example up to 10 bar, although higher or lower pressures can also be used.
• the polymerization time generally does not exceed 10 hours, this being advantageously carried out in 1 to 8 hours.
• the polymerization process according to the invention can be carried out in the usual reactors used for a radical polymerization, for example stirred batch reactors with cascade stirred tanks, or tubular reactors which reactors may optionally be equipped with static mixers and / or dynamic.
• the reactors are generally equipped with one or more devices for introducing reagents, devices for withdrawing products, equipment for supplying and controlling the heat of reaction, control means for controlling and / or monitoring the parameters. of the reaction (pressure, temperature, conversion, etc.).
• the reactors can be operated discontinuously or continuously.
• the reaction mixture can be worked up in the usual manner.
• the polymer may for example be separated by filtration. Volatile components, for example solvents, can be removed by distillation.
• a solution polymerization it is also possible to precipitate the polymer obtained, for example by addition of an organic solvent in which the polymer is insoluble.
• the polymerization may also be followed by solvent exchange, for example to change from a solution to a dispersion.
• the polymer obtained may be devolatilized to remove other volatile constituents (VOCs).
• the monoethylenically unsaturated monomers according to the invention advantageously lead to polymers comprising functions of formula (A) have improved reactivities at crosslinking temperatures of less than 60 ° C., preferably less than or equal to 35 ° C., and more preferably still at room temperature (23 ° C.), especially in the presence of primary and secondary polyamines.
• the present invention also relates to a solution comprising at least one organic solvent and at least one polymer as described above.
• the organic solvent may be chosen from aprotic solvents, protic solvents and their mixtures.
• aliphatic and cycloaliphatic hydrocarbons such as n-hexane, n-heptane, cyclohexane, halogenated hydrocarbons such as dichloromethane, 1,2-dichloroethane, aromatic hydrocarbons and aromatic halogenated hydrocarbons such as benzene, toluene, xylenes, chlorobenzene, dichlorobenzenes, aliphatic carboxylic acid anhydrides, carboxylic acids or non-polymerizable carboxylic acid derivatives such as acetic anhydride, C1-C4 aliphatic monocarboxylic acids and linear C1-C6 alcohols or C5-C6 cyclic alcohols, such as methyl acetate, ethyl acetate, propyl acetate, n-butyl acetate, methyl butyrate, ethyl butyrate,
• N, N-dialkylamides of C1-C4 aliphatic monocarboxylic acids such as N, N-dimethylformamide (DMF), N, N-dimethylacetamide, N-Alkyl C 1 -C 4 lactams such as N-methylpyrrolidone (NMP), N-ethylpyrrolidone, C 1 -C 4 dialkyl sulphoxides such as dimethylsulfoxide (DMSO), cyclic and acyclic C 3 -C 8 ketones, such as methyl ethyl ketone, acetone and cyclohexanone, C 1 -C 4 aliphatic dialkyl ethers, cycloaliphatic ethers and aromatic ethers such as diethyl ether, tert-butyl methyl ether, dioxane, tetrahydrofuran, monoglyme and anisole, and
• the organic solvent is ethyl 3-ethoxypropionate.
• the aforementioned solution preferably comprises more than 50% by weight of polymer (dry extract) as defined above, preferably 55% by weight, and advantageously more than 60% by weight, relative to the total weight of said solution.
• the present invention also relates to a composition
• a composition comprising:
• composition A comprising at least one polymer as defined above; and a composition B comprising at least one compound C comprising at least two functional groups F, which are identical or different, for example from 2 to 10 functional groups F, chosen from aliphatic hydroxyls, aliphatic primary or secondary amines, aliphatic mercaptans, aliphatic phosphines, and phosphonates.
• functional groups F chosen from aliphatic hydroxyls, aliphatic primary or secondary amines, aliphatic mercaptans, aliphatic phosphines, and phosphonates.
• It may be the polymer comprising at least one repeating unit of formula (V) mentioned above, or a polymer obtained by polymerization of at least one aforementioned monomer M optionally in the presence of at least one ethylenically unsaturated monomer different from one monomer M.
• the polymer may optionally be in solid form or in solution in the solvent used for the polymerization step.
• the composition comprises:
• composition A comprising at least one polymer as defined above; and a composition B comprising at least one compound C comprising at least two functional groups F, which are identical or different, for example from 2 to 10 functional groups F, chosen from aliphatic hydroxyls, aliphatic primary or secondary amines, and aliphatic mercaptans, said functional groups F being preferably chosen from aliphatic hydroxyls, primary or secondary aliphatic amines.
• the amount of compound (s) C is chosen such that the functional molar ratio of formula (A) above: functional groups F of the compound (s) C is between 1: 10 and 10: 1, preferably between 5: 1 to 1: 5 and more preferably between 1: 2 to 2: 1.
• Compound C can be a low molecular weight compound, which means that its molar mass is less than or equal to 500 g / mol, or an oligomer / polymer having a number average molecular weight (Mn) greater than 500 g / mol.
• Compound C is preferably chosen from amino compounds, alcoholic compounds, amino acids (for example lysine, arginine, glutamine and asparagine, and their stereoisomers), and their mixtures, and preferably chosen among the amine compounds, the alcoholic compounds and mixtures thereof.
• amino acids for example lysine, arginine, glutamine and asparagine, and their stereoisomers
• Amino compounds include, in particular, aliphatic polyamines, cycloaliphatic polyamines, aromatic polyamines, arylaliphatic polyamines, polymeric amines, polyamidoamines, polyetheramines, and mixtures thereof.
• aliphatic polyamines mention may be made, for example, of ethylenediamine, 1,2-propanediamine, 1,3-propanediamine, neopentane diamine, hexamethylenediamine, octamethylenediamine, 1,10-diaminodecane, 1,12- diaminododecane, diethylenetriamine, triethylenetetramine, tetraethylenepentamine, polyethyleneimines (PEI), polyethyleneimines dendrimers, polypropyleneimines (PPI), polypropyleneimines dendrimers, poly (propylene-ethylene) imines, tris (aminoethyl) amine (TAEA), tris (aminopropyl) amine (TAPA), 2,2-dimethylpropylenediamine, trimethylhexamethylenediamine, 1- (3-aminopropyl) -3-amino-propane, 1,3-bis (3-aminopropyl)
• polymeric amines there can be mentioned for example poly (vinylamine) s and poly (allylamine) s.
• cycloaliphatic polyamines mention may for example be made of 1,2-diaminocyclohexane, 1,2-bis (aminomethyl) cyclohexane, 1,3-bis (aminomethyl) cyclohexane, 1,4-bis (aminomethyl) cyclohexane, 1-methyl-2,4-diaminocyclohexane, N-cyclohexylpropylene-1,3-diamine, 4- (2-aminopropan-2-yl) -1-methylcyclohexane-1-amine, isophorone diamine, 4 4'-diaminodicyclohexylmethane (Dicykan), 3,3'-dimethyl-4,4'-diaminodicyclohexylmethane, 3,3 ', 5,5'-tetramethyl-4,4'-diaminodicyclohexylmethane, 4,8-diaminotricyclo
• arylaliphatic polyamines there may be mentioned, for example, xylylenediamines and, in particular, meta-xylenediamine (MXDA).
• MXDA meta-xylenediamine
• cyclic polyamines mention may be made, for example, of piperazine, N-aminoethylpiperazine, and mixtures thereof.
• polyetheramines there may be mentioned, for example:
• difunctional and trifunctional primary polyetheramines based on polypropylene glycol, polyethylene glycol, polybutylene glycol, poly (1,4-butanediol), polytetrahydrofuran (polyTHF) or polypentylene glycol, for example 4,7, 10- trioxamidecane-1,3-diamine, 4,7,10-trioxamidecane-1, 13- diamine, 1,8-diamino-3,6-dioxaoctane (for example XTJ-504 marketed by HUNTSMAN), 1,10-diamino-4,7-dioxadecane (for example XTJ-590 marketed by HUNTSMAN), 1,12-diamino-4,9-dioxadodecane (for example marketed by BASF SE), 1,3-diamino-4,7,10-trioxamidecane (for example marketed by BASF SE),
• difunctional primary polyetheramines based on polypropylene glycol for example polyetheramine D 230 (marketed by BASF SE) or Jeffamine D 230 (marketed by Huntsman) having a mass average molar mass of 230 g / mol,
• polyetheramine D 400 sold by BASF SE
• Jeffamine XTJ 582 marketed by Huntsman
• polyetheramine D 2000 sold by BASF SE
• Jeffamine D2000 or Jeffamine® XTJ 578 marketed by HUNTSMAN
• polyetheramine D 4000 marketed by BASF SE
• trifunctional primary polyetheramines prepared by reaction of propylene oxide with trimethylolpropane followed by amination of the terminal OH groups, for example polyetheramine T 403 (marketed by BASF SE) or Jeffamine® T 403 (marketed by HUNTSMAN) with an average molar mass of 403 g / mol,
• polyetheramine T 5000 (marketed by BASF SE) or Jeffamine® T 5000 (marketed by HUNTSMAN) having an average molar mass of 5000 g / mol
• difunctional primary polyetheramines formed by reaction of propylene oxide with polyethylene glycol followed by amination of the terminal OH groups for example Jeffamine® ED-600 or Jeffamine® XTJ 501 (marketed by HUNTSMAN) having a mass average molar 600 g / mol, Jeffamine® ED-900 (marketed by HUNTSMAN) having an average molar mass of 900 g / mol, Jeffamine® ED-2003 (marketed by HUNTSMAN) having an average molar mass of 2000 g / mol, Jeffamine® HK-51 1 (marketed by Huntsman) having an average molar mass of 220 g / mol,
• difunctional primary polyetheramines based on a copolymer of poly (tetramethylene ether glycol) and of polypropylene glycol, for example Jeffamine® XTJ-542 (marketed by HUNTSMAN) having an average molecular mass of 1000 g / mol, Jeffamine XTJ-548 (marketed by HUNTSMAN) having an average molecular weight of 1900 g / mol, Jeffamine XTJ-559 (marketed by HUNTSMAN) having an average molecular weight of 1400 g / mol,
• trifunctional polyetheramines prepared by reaction of butylene oxide with a triol followed by amination of the terminal OH groups, for example Jeffamine XTJ-566 (marketed by HUNTSMAN) having an average molar mass of 400 g / mol and Jeffamine XTJ -568 (marketed by Huntsman) having an average molar mass of 219 g / mol,
• the tetrafunctional primary polyetheramines prepared by reaction of propylene oxide with pentaerythritol, for example Jeffamine XTJ-616 (marketed by Huntsman) having an average molecular weight of 600 g / mol
• the difunctional primary polyetheramines based on triethylene glycol for example Jeffamine EDR-148 (marketed by HUNTSMAN) having an average molecular weight of 148 g / mol
• difunctional primary polyetheramines prepared by amination of glycols for example Jeffamine EDR-176 (HUNTSMAN) having an average molar mass of 176 g / mol
• difunctional primary polyetheramines prepared by amination of polytetrahydrofuran for example the PolyTHF®-amine 350 (marketed by BASF SE) having an average molecular weight of 250 g / mol;
• the polyamidoamines can be those obtained by reaction of dimer fatty acids (for example dimeric linoleic acid) with low molecular weight polyamines, such as diethylenetriamine, 1 - (3-aminopropyl) -3-amino propane, triethylenetetramine or other diamines, such as the aforementioned aliphatic or cycloaliphatic diamines.
• dimer fatty acids for example dimeric linoleic acid
• low molecular weight polyamines such as diethylenetriamine, 1 - (3-aminopropyl) -3-amino propane, triethylenetetramine or other diamines, such as the aforementioned aliphatic or cycloaliphatic diamines.
• the amine compounds are preferably chosen from aliphatic polyamines, in particular 2,2-dimethylpropylene diamine, aromatic diamines, in particular m-xylylenediamine (MXDA), cycloaliphatic diamines, in particular isophoronediamine, and N-cyclohexylpropylene.
• MXDA m-xylylenediamine
• cycloaliphatic diamines in particular isophoronediamine
• N-cyclohexylpropylene N-cyclohexylpropylene.
• -1,3-diamine and 4,4'-diaminodicyclohexylmethane (Dicykan) difunctional or trifunctional primary polyetheramines based on polypropylene glycol, for example, Jeffamine D 230 or Jeffamine® T403, and mixtures thereof.
• the alcoholic compounds are preferably chosen from:
• aliphatic and cycloaliphatic alcohols having a molar mass of less than or equal to 250 g / mol, in particular chosen from 1,4-butanediol, ethylene glycol, diethylene glycol, triethylene glycol, neopentyl glycol, 1,3 -propanediol, the 1, 5- pentanediol, 1,6-hexanediol, glycerol, diglycerol, pentaerythritol, dipentaerythritol, sorbitol, mannitol, and mixtures thereof;
• polyols selected from the group consisting of polyesters polyols, polycarbonates polyols, polyether polyols, hydroxylated polyolefins, polyacrylate polyols, polyvinyl alcohols, and mixtures thereof;
• Mn number average molecular weight
• the number average molecular weights for polyols are determined by gel permeation chromatography in THF (or GPC, also known as size exclusion chromatography or SEC), calibrated against a standard polystyrene of certified external molecular weight.
• the polyester polyols are linear or branched compounds having ester groups in the polymer backbone and having free hydroxyl groups at the ends of the polymer chain.
• these may be polyesters which are obtained by polycondensation of diols and dicarboxylic acids, optionally in the presence of higher polyalcohols (for example tri-, tetra-, penta- or hexavalent alcohols) and / or higher polyfunctional carboxylic acids.
• higher polyalcohols for example tri-, tetra-, penta- or hexavalent alcohols
• higher polyfunctional carboxylic acids for example tri-, tetra-, penta- or hexavalent alcohols
• the di- or polycarboxylic acids can be aliphatic, cycloaliphatic, aryl aliphatic, aromatic or heterocyclic, saturated or unsaturated which generally have from 2 to 50 carbons and in particular from 4 to 20 carbon atoms optionally substituted, for example by carbon atoms. 'halogen.
• the carboxylic acids are chosen, for example, from suberic acid, azelaic acid, phthalic acid, isophthalic acid, phthalic anhydride, tetrahydrophthalic anhydride, hexahydrophthalic anhydride, tetrachlorophthalic anhydride, and the like. endomethylenetetrahydrophthalic anhydride, glutaric anhydride, maleic acid, maleic anhydride, alkenylsuccinic acid, fumaric acid and dimer fatty acids.
• the diols used for the preparation of the polyester polyols may comprise aliphatic and cycloaliphatic diols having generally from 2 to 40 carbons and in particular from 2 to 20 carbon atoms, for example ethylene glycol, propane-1,2-diol propane-1,3-diol, butane-1,3-diol, butane-1,4-diol, butene-1,4-diol, butyne-1,4-diol, pentane-1 , 5-diol, neopentyl glycol, bis (hydroxymethyl) cyclohexane such as 1,4-bis (hydroxymethyl) cyclohexane, 2-methyl-propane-1,3-diol, methylpentanediol, and also diethylene glycol, triethylene glycol, tetraethylene glycol, polyethylene glycol, dipropylene glycol, polypropylene glycol , dibutylene glycol and poly
• x is a number ranging from 2 to 20, preferably an even number ranging from 2 to 12.
• the preferred alcohols are neopentyl glycol and pentane-1,5-diol.
• the alcoholic compounds that can be used can also be chosen from lactone-based polyester polyols, these being homo- or copolymers of lactones, preferably the addition products of lactones to appropriate difunctional starting molecules.
• Useful lactones are especially those derived from compounds of the following general formula:
• HO- (CH 2 ) Z -COOH wherein z is a number from 1 to 20 and a hydrogen atom of a methylene unit may also be substituted by a C 1 -C 4 alkyl radical.
• Examples are e-caprolactone, b-propiolactone, g-butyrolactone and / or methyl- ⁇ -caprolactone and mixtures thereof.
• Suitable starting molecules are, for example, the low molecular weight dialcohols mentioned above as a forming component for the polyester polyols.
• the corresponding polymers of ⁇ -caprolactone are particularly preferred. It is also possible to use lower diols of polyester or polyether diols as "starters" for the preparation of lactone polymers. Rather than polymers of lactones, it is also possible to use the corresponding chemically equivalent polycondensates of the hydroxycarboxylic acids corresponding to the lactones.
• polyol polyols examples include Ullmanns Enzyklopadie der ischen Chemie, 4th edition, volume 19, pages 62 to 65.
• polycarbonates polyols those obtained by reaction of phosgene with an excess of low molecular weight alcohols can be mentioned, for example.
• polyether polyols examples include those prepared by polymerization of ethylene oxide, propylene oxide, butylene oxide, tetrahydrofuran, styrene oxide or epichlorohydrin, for example in the presence of of BF 3 , successively or in mixture, on starting bi- or polyfunctional components having reactive hydrogen atoms, such as polyols or polyfunctional amines, for example water, ethylene glycol, propane-1,2-diol, propane-1,3-diol, 1,1- bis (4-hydroxyphenyl) propane, trimethylolpropane, glycerol, sorbitol, ethanolamine or ethylene diamine. It is also possible to use polysaccharide polyethers, in particular those described in DE 1, 176, 358 and DE 1, 064, 938.
• hydroxylated polyolefins mention may be made of those having at least 2 hydroxyl groups that may be used, for example ⁇ , ⁇ -dihydroxypolybutadiene (diPBOH).
• diPBOH ⁇ , ⁇ -dihydroxypolybutadiene
• polyacrylate polyols there may be mentioned, for example, those in which the hydroxyl groups may be present in the medium and / or at the end of the main chain.
• examples which may be mentioned are the ⁇ , o-dihydroxypoly (meth) acrylates obtainable by homo- or copolymerization of acrylic acid esters and / or methacrylic acids, in the presence of regulators comprising OH groups, such as mercaptoethanol or mercaptopropanol alkyl, followed by a transesterification with a low molecular weight polyol, for example an alkylene glycol such as butanediol, Such polymers are described, for example, in the patent application EP 0,622, 378.
• polymers obtainable by copolymerization of acrylates and / or methacrylates with hydroxyalkyl esters of unsaturated ethylenic carboxylic acids such as 2-hydroxyethyl acrylate, 2-hydroxypropyl acrylate, acrylate of 2-hydroxyethyl, hydroxybutyl, 2-hydroxyethyl methacrylate, 2-hydroxypropyl methacrylate or 2-hydroxybutyl methacrylate.
• polyvinyl alcohols which are generally obtained by partial or complete hydrolysis of the vinyl esters, mention may be made especially of polyvinyl acetate. If it is a partially hydrolysed polyvinyl acetate, the degree of hydrolysis of the acetates does not exceed 50 to 95%. If it is a fully hydrolyzed polyvinyl acetate, the degree of hydrolysis of the acetates ranges from 95% to 100%.
• the total amount of compound (s) C in the composition can range from 0.1% to 50% by weight, often from 0.5% to 40% by weight, preferably from 1% to 30% by weight, relative to to the total weight of the ingredients in the composition.
• the composition comprises:
• composition A comprising at least one polymer as defined above;
• composition B comprising at least one compound C chosen from amino compounds, and in particular ethylene diamine.
• the composition comprises:
• composition A comprising at least one polymer as defined above;
• composition B comprising at least one compound C chosen from amino compounds, and in particular ethylene diamine, the percentages by weight being percentages by weight relative to the total weight of the composition.
• composition according to the invention may comprise at least one additive selected from the group consisting of catalysts, fillers, antioxidants, light stabilizers / UV absorbers, metal deactivators, antistatic agents, antifoggants, foaming agents, biocides, plasticizers, lubricants, emulsifiers, dyes, pigments, rheological agents, impact modifiers, adhesion promoters, optical brighteners, flame retardants, anti-oozing agents, nucleating agents, solvents, reactive diluents and mixtures thereof.
• additives selected from the group consisting of catalysts, fillers, antioxidants, light stabilizers / UV absorbers, metal deactivators, antistatic agents, antifoggants, foaming agents, biocides, plasticizers, lubricants, emulsifiers, dyes, pigments, rheological agents, impact modifiers, adhesion promoters, optical brighteners, flame retardants, anti-oozing agents, nucleating agents, solvents, reactive d
• the composition according to the invention comprises at least one solvent.
• composition A and / or composition B of the composition according to the invention may be present in composition A and / or composition B of the composition according to the invention, and / or in an additional component (different from composition A and composition B).
• the usual fillers used are, for example, inorganic or organic powders, for example carbonates and calcium silicates, inorganic fibrous materials, for example glass fibers. It is also possible to use organic fillers such as carbon fibers, mixtures of organic and inorganic fillers, for example mixtures of glass and carbon fibers or mixtures of carbon fibers and inorganic fillers.
• the fillers may be added in an amount ranging from 1 to 75% by weight, relative to the total weight of the composition.
• the UV stabilizers, the antioxidants as well as the metal deactivators used in the compositions according to the invention advantageously have a good resistance to migration and a high thermal stability. They are chosen for example from the following groups a) to t).
• the compounds of groups a) to g) and i) are light stabilizers / UV absorbers, while compounds j) to t) act as stabilizers:
• the catalysts are optionally used in proportions ranging from 0.01% to approximately 10% by weight, relative to the total weight of the polymer (s) of the invention having repeating units of formula (V) and the C. compound (s)
• catalyst when compound C comprises amines as functional groups F, the use of catalyst is optional, which means that the catalyst content in the composition is advantageously less than 0.01% by weight.
• the catalysts are preferably used when compound C has reactive groups other than amines as functional groups F, especially when they are hydroxyl groups.
• the catalysts used are preferably basic catalysts, in particular organic amines and organic phosphines.
• organic amines preference is given to amidines, for example 1,8-diazabicyclo [5.4.0] undec-7-ene (DBU) and 1,5-diazabicyclo [4.3.0] non-5-ene (DBN) and C1-6 mono-, di- and trialkylamines, especially triethylamine and tert-butylamine.
• DBU 1,8-diazabicyclo [5.4.0] undec-7-ene
• DBN 1,5-diazabicyclo [4.3.0] non-5-ene
• C1-6 mono-, di- and trialkylamines especially triethylamine and tert-butylamine.
• organic phosphines trialkylphosphines and triarylphosphines, for example tri-n-butylphosphine and triphenylphosphine, are preferred.
• the catalysts can also be used in the form of mixtures, optionally in combination with C1 to C6 trialkylammonium halides and copper salts, for example triphenylphosphine in combination with a C1 to C6 trialkylammonium halide and a copper salt.
• the solvents may be organic solvents, for example chosen from aprotic solvents, protic solvents and their mixtures.
• aprotic solvents mention may be made, for example, of aliphatic and cycloaliphatic hydrocarbons, such as n-hexane, n-heptane, cyclohexane, halogenated hydrocarbons such as dichloromethane, 1,2-dichloroethane, aromatic hydrocarbons and aromatic halogenated hydrocarbons such as benzene, toluene, xylenes, chlorobenzene, dichlorobenzenes, aliphatic carboxylic acid anhydrides, carboxylic acids or non-polymerizable carboxylic acid derivatives such as acetic anhydride, C1-C4 aliphatic monocarboxylic acids and linear C1-C6 alcohols or C5-C6 cyclic alcohols, such as methyl acetate, ethyl acetate, propyl
• N, N-dialkylamides of C1-C4 aliphatic monocarboxylic acids such as N, N-dimethylformamide (DMF), N, N-dimethylacetamide, N-Alkyl C 1 -C 4 lactams such as N-methylpyrrolidone (NMP), N-ethylpyrrolidone, C 1 -C 4 dialkyl sulphoxides such as dimethylsulfoxide (DMSO), cyclic and acyclic C 3 -C 8 ketones, such as methyl ethyl ketone, acetone and cyclohexanone, C 1 -C 4 aliphatic dialkyl ethers, cycloaliphatic ethers and aromatic ethers such as diethyl ether, tert-butyl methyl ether, dioxane, tetrahydrofuran, monoglyme and anisole, and
• the solvent is butyl acetate.
• composition according to the invention comprises:
• composition A comprising:
• At least one polymer as defined above preferably in a mass content greater than or equal to 30% by weight, preferably greater than or equal to 40% by weight, advantageously greater than or equal to 50% by weight relative to the weight; total of said composition A;
• composition B comprising at least one compound C comprising at least two functional groups F, which are identical or different, for example from 2 to 10 functional groups F, chosen from aliphatic hydroxyls, primary amines or aliphatic side-products, and aliphatic mercaptans, said functional groups F being preferably chosen from aliphatic hydroxyls, primary or secondary aliphatic amines;
• composition D comprising at least one organic solvent, such as, for example, butyl acetate.
• the organic solvent of composition A may be the organic solvent used for the preparation of the polymer (polymerization step). It may therefore be one of the aprotic or practical solvents mentioned above, and preferably 3-ethoxypropionate.
• composition according to the invention may advantageously make it possible to adapt the viscosity of the composition with a view to its application.
• compositions according to the invention may be thermally crosslinked by heating the mixture of compositions A and B at a temperature above the mixing temperature or at lower temperatures.
• compositions according to the invention are crosslinked at temperatures between 0 ° C. and 200 ° C., preferably between 0 ° C. and 150 ° C., preferably between 23 ° and 80 ° C. and in particular between 23 ° C. and 40 ° C.
• Crosslinking can also be induced using microwaves.
• the present invention also relates to the use of the composition according to the invention for the production of coatings, paints or adhesives, or for the production of objects in 3D.
• compositions according to the invention can be applied for the purpose of producing a paint layer by any of the usual application methods, for example spraying, scraping, painting, casting, dipping or rolling.
• spray application methods for example by compressed air spraying, airless spraying, high speed rotation, electrostatic spraying (ESTA), possibly associated with hot spraying, for example hot air.
• the application can be carried out at temperatures between 70 and 80 ° C maximum, so that the appropriate viscosity of the composition is reached.
• the hot spray can be configured so that the coating composition is heated only very briefly in the spray nozzle, or a little upstream of it.
• the spray booth used for the application may be equipped with a temperature-adjustable circulation system, possibly used with an absorption medium suitable for spraying, for example the coating composition itself.
• the application of the compositions according to the invention may also be carried out in such a way that the components are mixed only a short time before the application, namely in a mixing chamber upstream of the spray nozzle, this method application being particularly suitable for compositions having very short pot lives.
• the application methods described above can also be used for the production of other layers of paint or lacquer when producing a multilayer system. In this case, it is possible to use different coating materials for each of the different layers. Preference is given to the application on a base layer.
• the substrates that can be envisaged include all surfaces to be painted which lend themselves to combined curing, whether primed or unfinished, such as, for example, metals, plastics, wood, ceramics, stone, textiles, fiber composites, leather, glass, fiberglass, glass wool and rockwool, building materials such as plasterboard, cement slabs or tiles.
• compositions according to the invention are particularly suitable for the formulation of structural adhesives, in particular intended for the permanent assembly of different materials or substrates such as plastics, metals, wood, leather, ceramics, etc.
• the compositions according to the invention can for example be used for the laying and gluing of floor coverings, for the production of electronic circuits and all other forms of assembly requiring a multicomponent reactive system.
• between x and y means an interval in which the terminals x and y are included.
• the range "between 0% and 25%” includes the values 0% and 25%.
• Triphosgene (60 g) was added to a solution of 3-hydroxy-2-butanone (44 g) in dichloroethane (500 ml) cooled in an ice bath (ca 0 ° C).
• LaA, N-dimethylaniline (72.7 g) previously diluted with an equal volume of dichloroethane, is added dropwise to the reaction medium while keeping the temperature below 8 ° C.
• the reaction mixture is left stirring for 15 minutes on an ice bath. The ice bath is removed, the reaction medium is allowed to rise to ambient temperature and the mixture is stirred for 2 hours.
• the reaction mixture was cooled to 5 ° C and washed with ice cold 3N hydrochloric acid, ice-water and brine.
• the dichloroethane solution is dried over sodium sulfate, concentrated to about 250 ml, refluxed for 3 hours and then the solvent is removed under reduced pressure to obtain 67.92 g of residue.
• the crude product is heated at 170 ° C under an inert atmosphere (under argori) for 2 hours.
• the resulting crude product is solubilized in toluene and decolorized on activated charcoal.
• the charcoal is removed by filtration and the filtrate is concentrated to about 100 ml.
• Hexane is added to the 100 mL of solution and the mixture is placed on an ice bath for 20 minutes.
• the formed crystals are filtered, washed with hexane at 0 ° C and recrystallized from hexane. 41.86 g of a colorless solid (yield 70%) are obtained. Melting point: 80-81 ° C.
• Example 1 4,5-Dimethyl-1,3-dioxolen-2-one (11.4 g) of Example 1 is mixed with N-bromosuccinimide (19.6 g) and benzoyl peroxide (0.degree. G) in freshly distilled carbon tetrachloride (350 mL) and refluxed for 6 hours under an inert atmosphere (argon). The reaction mixture is then cooled on an ice bath and the precipitate formed is removed by filtration. The filtrate is washed with water and brine, dried over sodium sulphate and extracted with dichloromethane, the solvent is removed under reduced pressure.
• a crude yellow oil (20.54 g) is obtained which is then distilled to obtain the pure 4-bromomethyl-5-methyl-1,3-dioxolen-2-one compound as a light yellow oil (yield , 90%); boiling point 93 ° C to 0.45 mm;
• Example 2 The 4-bromomethyl-5-methyl-1,3-dioxol-2-one (11.8 g) of Example 2 is solubilized in a solution of trimethylamine (36 g), formic acid (1 l, 4 g) and acetonitrile (250 ml) and then stirred for 1 hour at room temperature. The acetonitrile is evaporated under reduced pressure, the residue is dissolved in water and extracted with ethyl acetate. The organic phase is washed with water and brine, dried over sodium sulfate and concentrated under reduced pressure. A light brown liquid (yield, 82%) is obtained.
• Example 3 The 4-formyloxymethyl-5-methyl-1,3-dioxol-2-one (7.6 g) of Example 3 is solubilized in methanol (100 ml) and 0.3 ml of hydrochloric acid is added. %. Stirring is maintained for one hour at room temperature and the methanol is removed under reduced pressure. The residue is fixed on a column of silica gel (100 g) and eluted with ethyl acetate. Pure 4-hydroxymethyl-5-methyl-1,3-dioxol-2-one (yield, 93%) is obtained as a colorless oil.
• reaction medium is neutralized and washed with 150 ml of a 10% sodium bicarbonate solution.
• the organic phase is separated, dried over sodium sulfate and concentrated at 40 ° C under reduced pressure.
• (5-methyl-1,3-dioxol-2-one-4-yl) methyl acrylate is obtained in the form of a yellow oil with a purity greater than 92% (yield, 74%).
• the alcoholysis starts around 65 ° C with removal of the azeotrope methanol / methyl methacrylate and the reaction is terminated at 100 ° C.
• the mixture is cooled and the zirconium acetylacetonate (catalyst) is precipitated with dilute phosphoric acid.
• the suspension is then filtered under pressure and the filtrate is washed with a dilute aqueous solution of NaCl to extract any traces of unreacted 4-hydroxymethyl-5-methyl-1,3-dioxolen-2-one.
• the residue is dried at 70 ° C under reduced pressure.
• (5-methyl-1,3-dioxol-2-one-4-yl) methyl methacrylate is obtained in the form of a colorless oil with a purity greater than 92% (yield, 88%).
• the mixture is cooled slightly and 18.0 g of zirconium acetylacetonate (catalyst) are added and the equivalent amount of methyl methacrylate which has previously been removed by azeotropic distillation is added.
• the reaction medium is brought to reflux.
• the alcoholysis starts around 65 ° C with removal of the azeotrope methanol / methyl methacrylate and the reaction is terminated at 100 ° C.
• the mixture is cooled and the zirconium acetylacetonate (catalyst) is precipitated with dilute phosphoric acid.
• ethyl 3-ethoxypropionate (EEP, 218 g) is introduced. Under nitrogen flushing, the reactor is heated to 150 ° C.
• 148 g of styrene, 124 g of butyl acrylate, 9.8 g of methyl methacrylate, 254 g of (5-methyl-1,3-dioxolen-2-one-4-yl) methyl methacrylate ( Example 6) and 130 g of isobornyl methacrylate are mixed.
• the final dry extract of the polymer is then 71% and its viscosity, measured at 25 ° C. according to the IS03219 standard, is 13.1 Pa.s.
• ethyl 3-ethoxypropionate (218 g). Under nitrogen flushing, the reactor is heated to 150 ° C.
• 148 g of styrene, 124 g of butyl acrylate, 9.8 g of methyl methacrylate, 239 g of glycerol carbonate methacrylate (GCM) and 130 g of isobornyl methacrylate are mixed.
• GCM glycerol carbonate methacrylate
• isobornyl methacrylate is also prepared a solution of ditertiobutyl peroxide DTBP (24.7 g) and tertiobutyl peroctoate TBPO (9.8 g) in ethyl 3-ethoxypropionate (47 g).
• the final dry extract of the polymer is then 70% and its viscosity, measured at 25 ° C. according to the IS03219 standard, is 12.5 Pa.s.
• ethyl 3-ethoxypropionate (218 g). Under nitrogen flushing, the reactor is heated to 150 ° C.
• 148 g of styrene, 124 g of butyl acrylate, 9.8 g of methyl methacrylate, 241 g of glycerol methyl carbonate methacrylate (GCMM, example 7) and 130 g of isobornyl methacrylate are mixed together. .
• the final dry extract of the polymer is then 70% and its viscosity, measured at 25 ° C. according to the IS03219 standard, is 13.0 Pa.s.
• compositions of the monomer mixtures used in Examples 10, 11 and 12 have been grouped together in Table 2 below:
• Example 10 Invention
• Examples 11 and 12 Comparative
• Amounts of polymer and amine compound are poured into a cylindrical vessel as shown in Table 3.
• the medium is then stirred at room temperature (23 ° C.) with a Dispermat® CV planetary stirrer.
• the principle is as follows: using fine calibrated glass beads (particle size 125/250 mhi), the moment is determined from which they no longer remain adhered to the support covered with the crosslinkable composition C1, C2 or C3 .
• the support covered with the crosslinkable composition C1, C2 or C3 is placed in the air-conditioned room (23 ° C./50% RH). After a period of time, after which the composition is considered to have sufficiently reacted, a spatula of glass beads (approximately 0.5 g) is taken and poured onto the support covered with the crosslinkable composition C1, C2 or C3. using a small pipe 10 cm high. After 10 seconds, the support is tilted by 20 ° and the glass beads are removed with a fine brush. If these do not remain stuck, the "dust-free" dry coating is considered to have the corresponding drying time (after application). If not, another test is made a few minutes later and so on until no ball sticks to the surface of the coating to record the dust-free drying time.
• the coatings are applied on steel type QD36 (Q-Panel) and then left under the conditions described above (23 ° C and 50% relative humidity) for a period of 7 days. The measurements are made after 1 day, 4 days and 7 days of drying.
• composition C1 according to the invention advantageously makes it possible to reach the desired final Persoz hardness in only 4 days instead of the 7 days observed for the comparative composition C2, instead of more than 8 days for comparative composition C3.

Landscapes

• Chemical & Material Sciences (AREA)
• Organic Chemistry (AREA)
• Health & Medical Sciences (AREA)
• Chemical Kinetics & Catalysis (AREA)
• Medicinal Chemistry (AREA)
• Polymers & Plastics (AREA)
• Life Sciences & Earth Sciences (AREA)
• Engineering & Computer Science (AREA)
• Materials Engineering (AREA)
• Wood Science & Technology (AREA)
• Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=63963103

Family Applications (1)

Country Status (5)

Families Citing this family (5)

Family Cites Families (17)

• 2018
  • 2018-05-31 FR FR1854689A patent/FR3081869B1/fr active Active
• 2019
  • 2019-05-29 US US17/058,197 patent/US11834429B2/en active Active
  • 2019-05-29 CN CN201980036164.0A patent/CN112533910B/zh active Active
  • 2019-05-29 EP EP19740633.3A patent/EP3802510A1/fr active Pending
  • 2019-05-29 WO PCT/FR2019/051267 patent/WO2019229384A1/fr unknown

Also Published As

Similar Documents

Legal Events