EP3717435A1 - Dérivés d'isosorbide comme additifs réactifs dans des résines réactives et chevilles chimiques - Google Patents

Dérivés d'isosorbide comme additifs réactifs dans des résines réactives et chevilles chimiques

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Publication number
EP3717435A1
EP3717435A1 EP18799570.9A EP18799570A EP3717435A1 EP 3717435 A1 EP3717435 A1 EP 3717435A1 EP 18799570 A EP18799570 A EP 18799570A EP 3717435 A1 EP3717435 A1 EP 3717435A1
Authority
EP
European Patent Office
Prior art keywords
reactive resin
component
reactive
dianhydrohexitol
meth
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Withdrawn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
EP18799570.9A
Other languages
German (de)
English (en)
Inventor
Jens Bunzen
Thomas Bürgel
Beate GNAß
Gerald Gaefke
Klaus Jaehnichen
Brigitte Voit
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.)
Hilti AG
Original Assignee
Hilti AG
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 Hilti AG filed Critical Hilti AG
Publication of EP3717435A1 publication Critical patent/EP3717435A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • 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
    • C08F220/20—Esters of polyhydric alcohols or phenols, e.g. 2-hydroxyethyl (meth)acrylate or glycerol mono-(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
    • C08F222/00—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 a carboxyl radical and containing at least one other carboxyl radical in the molecule; Salts, anhydrides, esters, amides, imides, or nitriles thereof
    • C08F222/10—Esters
    • C08F222/1006—Esters of polyhydric alcohols or polyhydric phenols
    • C08F222/106—Esters of polycondensation macromers
    • C08F222/1065—Esters of polycondensation macromers of alcohol terminated (poly)urethanes, e.g. urethane(meth)acrylates
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
    • C04B26/02—Macromolecular compounds
    • C04B26/10—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C04B26/16—Polyurethanes
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
    • C04B40/06—Inhibiting the setting, e.g. mortars of the deferred action type containing water in breakable containers ; Inhibiting the action of active ingredients
    • C04B40/0666—Chemical plugs based on hydraulic hardening materials
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
    • C04B2103/10—Accelerators; Activators
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
    • C04B2111/00715—Uses not provided for elsewhere in C04B2111/00 for fixing bolts or the like
    • 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
    • C08F2800/00—Copolymer characterised by the proportions of the comonomers expressed
    • C08F2800/10—Copolymer characterised by the proportions of the comonomers expressed as molar percentages

Definitions

  • the present invention relates to a reactive resin with a vinyl ester resin based on renewable raw materials, in particular a dianhydrohexitol-based vinyl ester resin as a base resin, a reactive resin containing this reactive resin component and their use for chemical attachment.
  • base resins usually vinyl ester resins and in particular Vinylesterurethanharze be used in conventional reactive resins and reactive resin components, the by reaction of monomeric or polymeric aromatic diisocyanates and hydroxy-substituted methacrylates, such as hydroxyalkyl methacrylate.
  • EP 0 713 015 B1 describes dowel compositions comprising unsaturated polyester resins, vinyl ester resins including vinyl ester urethane resins as base resins.
  • DE 10 201 1017 626 B4 also describes vinyl ester urethane resins.
  • the raw materials for the base resins in such systems come from classical petroleum chemistry, in which the raw materials from fossil sources such as crude oil, are obtained.
  • DE 10 2014 103 923 A1 describes, for example, reactive resin components to which biogenic fillers, such as, for example, flours of kernels or shells of known fruits (walnuts, cherries, olives) or of plant fibers, lignins, tannins, polysaccharides or sugar have been added to increase the biogenic fraction.
  • biogenic fillers such as, for example, flours of kernels or shells of known fruits (walnuts, cherries, olives) or of plant fibers, lignins, tannins, polysaccharides or sugar have been added to increase the biogenic fraction.
  • the reactive components of the described resin compositions are based on fossil fuels.
  • base resins and reactive diluents which are available from biogenic raw materials.
  • One class of biogenic monomer components for polymers that has recently attracted great scientific and technical interest is the dianhydrohexitols, and particularly isosorbide.
  • the present invention was not only based on the idea to replace components of multicomponent reactive resin systems derived from fossil sources in whole or in part by sugars which have been functionalized with one or more (meth) acrylate group (s) to form a higher proportion of biogenic resins. Rather, the invention had the goal of finding a biogenic reactive resin whose curing behavior is comparable to the fossil reactive resins. In addition, a reactive resin component of the biogenic reactive resin should have an acceptable failure composite stress.
  • This object is achieved by using a (meth) acrylate based on a dianhydrohexitol derivative, in particular a dianhydrohexitol bis-glycidyl ether.
  • a (meth) acrylate based on a dianhydrohexitol derivative in particular a dianhydrohexitol bis-glycidyl ether.
  • This has the advantage that it is possible to resort to starting compounds for the synthesis of the reactive resin components, which can be obtained in sufficient quantity and quality from renewable raw materials.
  • functionalized dianhydrohexitol compounds which are obtainable by reacting a dianhydrohexitol bis-glycidyl ether with (meth) acrylic acid have proven to be advantageous in the context of the present invention. As the experiments described here in the examples show, such compounds have a good curing profile.
  • Compounds contain, in an acceptable range.
  • “Sugar” is a saccharide, in particular a monosaccharide, preferably an aldose or ketose.
  • pentoses or hexoses are preferably used for the further sugar compounds.
  • the sugar in the other sugar compounds may, unless stated otherwise, be used in its open-chain form or, if such a form exists, in its cyclic form.
  • a furanose or pyranose, ie the cyclic hemiacetal or acetal of a hexose is preferably used as sugar in the further sugar compound.
  • a sugar methacrylate is preferred as a further sugar compound.
  • sugar derivative means a derivative of a sugar, in particular a derivative derived from a sugar by reduction or dehydration.
  • the sugar derivatives also include the dianhydrohexitols present in the dianhydrohexitol compounds used according to the invention, which, however, are to be described below;
  • Base resin means a usually solid or highly viscous radically polymerizable resin which cures by polymerization (e.g., after addition of an initiator in the presence of an accelerator);
  • Reactive resin masterbatch the reaction product of the reaction for the preparation of the base resin, ie typically a mixture of base resin, stabilizer and further constituents of the reaction mixture;
  • HezinharZ' is a mixture of a reactive resin masterbatch, an accelerator and an inhibitor (also referred to as an accelerator-inhibitor system) Reactive diluents and optionally further additives;
  • the reactive resin is typically liquid or viscous and can be further processed to a reactive resin component;
  • “Inhibitor” or “polymerization inhibitor” means a substance which suppresses unwanted radical polymerization during the synthesis or storage of a resin or a resin-containing composition (these substances are also referred to in the art as “stabilisato”) or a radical polymerization of a resin after addition of an initiator (usually in conjunction with an accelerator) delayed in time (these substances are also referred to in professional circles as “inhibitor” - the meaning of the term is derived from the context);
  • Initiator means a substance that forms (usually in combination with an accelerator) reaction-initiating radicals
  • “Accelerator” means a reagent which reacts with the initiator such that larger amounts of free radicals are already generated by the initiator at low temperatures, and / or which catalyzes the decomposition reaction of the initiator;
  • Reactive diluents liquid or low viscosity monomers and base resins which dilute other base resins or the reactive resin masterbatch and thereby impart the viscosity necessary for their application, contain functional groups capable of reacting with the base resin, and predominantly constituents in the polymerization (curing) the hardened mass (eg of the mortar); Reactive diluents are also called co-polymerisable monomer;
  • Reactive resin component means a liquid or viscous mixture of reactive resin and fillers and optionally further components, e.g. additives; typically, the reactive resin component is one of the two components of a two component reactive resin system for chemical attachment;
  • Hardener component means a composition containing an initiator for the polymerization of a base resin; the hardener component may be solid or liquid and in addition to the initiator, a solvent and fillers and / or Contain additives; typically the hardener component, in addition to the reactive resin component, is the other of the two components of a two component reactive resin chemical attachment system;
  • two-component system or “two-component reactive resin system” a reactive resin system comprising two separately stored components, a reactive resin component (A) and a hardener component (B), so that a hardening of the contained in the reactive resin component Base resin takes place only after mixing the two components;
  • multi-component system or “multi-component reactive resin system” a reactive resin system comprising a plurality of separately stored components, including a reactive resin component (A) and a curing agent component (B), so that a curing of the in the reactive resin component Base resin contained takes place only after mixing all components; that the "methacrylic ... / ... methacryl " - as well as the “Acrylic ... /...acrylic” compounds should be meant; preferred in the present invention are "methacrylic ... / ... methacrylic”compounds;
  • the terms “include”, “include” and “include” mean the term “consist of” - “approximately” or “approximately” or “approximately” before a numerical value, a range of ⁇ 5% of this value, preferably ⁇ 2% of this value, more preferably! 1% of this value, more preferably ⁇ 0% of this value (ie exactly this value);
  • a number-limited range e.g., "from 100 ° C to 120 ° C"
  • the two vertices and each value within that range are disclosed individually.
  • a first subject of the invention relates to a reactive resin comprising at least one dianhydrohexitol compound of the formula (I),
  • R represents a hydrogen atom or a methyl group
  • X represents a dianhydrohexitol
  • L independently represent a bridging Ci-Cs-alkylene group which may be unsubstituted or hydroxy-substituted
  • n may be 1 to 5.
  • the inventors have succeeded, based on a dianhydrohexitol compound of the formula (I), to provide a component which can be used as a base resin or as a reactive diluent, can be prepared from renewable raw materials and has an acceptable curing time.
  • the reactive resin of the invention comprises at least one dianhydrohexitol compound of the formula (I), wherein X is a dianhydrohexitol.
  • Dianhydrohexitols are by-products of the starch industry and are thus obtained from renewable raw material compounds. They are obtainable, for example, by dehydrogenation of D-hexitols, which in turn are obtainable by simple reduction from hexose sugars. The dianhydrohexitols are thus chiral products obtainable from biomass.
  • the dianhydrohexitols used as the starting compound for the compound of the formula (I) may thus be an isosorbide, isomannide or isoidide or a mixture of these dianhydrohexitols.
  • the term dianhydrohexitols is understood to mean the particular discrete compound as well as any desired mixture of the various individual compounds.
  • the isosorbide is the most widely used, it is preferably used as the starting compound for the dianhydrohexitol compounds of the present invention.
  • the dianhydrohexitols described herein typically contain one or more stereocenters.
  • dianhydrohexitols used in the invention are advantageously biogenic dianhydrohexitols, they typically have the same stereochemistry as their natural precursors, e.g. D-isosorbide has the same stereochemistry as its natural precursor D-glucose. When no stereochemistry is given below, stereochemistry is typically natural stereochemistry. However, the use of sugars, sugar derivatives or dianhydrohexitols with non-natural stereochemistry is also possible.
  • the dianhydrohexitol compounds used according to the invention preferably contain a dianhydrohexitol selected from the group consisting of isosorbide, isomannide and isoidide or a mixture of two or more of these compounds.
  • the dianhydrohexitol compounds used according to the invention particularly preferably contain isosorbide or a mixture of isosorbide and one or more other dianhydrohexitols.
  • the dianhydrohexitol compounds of the formula (I) contain at least one (meth) acrylic ester group which is linked to the dianhydrohexitol X via a bridging alkylene group L which may be unsubstituted or hydroxy-substituted.
  • the dianhydrohexitol X is etherified at least one, more preferably at all hydroxyl groups with the bridging alkylene group L, which is esterified with at least one (meth) acrylic ester group.
  • the dianhydrohexitol compounds according to the invention without the stereochemistry on the chiral carbon atoms are preferably a compound of the formula (Ia)
  • the dianhydrohexitol X is isosorbide.
  • the dianhydrohexitol compound according to the invention is preferably a compound of the formula (Ib)
  • the bridging alkylene group L is according to the invention a Cr Ce-alkylene group which may be unsubstituted or hydroxy-substituted.
  • the bridging alkylene group L is a C 2 -C 6 - alkylene group, more preferably a ß C -Cs-alkylene. According to a special In the preferred embodiment, the bridging alkylene group L is a C3-alkylene group.
  • the bridging alkylene group L may be unsubstituted or hydroxy-substituted. Preferably, the bridging alkylene group is hydroxy-substituted. Accordingly, the bridging alkylene group L is preferably substituted by at least one hydroxy group.
  • the bridging alkylene group L is a C ⁇ -alkylene group which is substituted by at least one hydroxyl group, particularly preferably by a hydroxy group.
  • the bridging alkylene group L preferably has the following structure:
  • the L groups may be different from each other, but are preferably the same.
  • the substituent R is preferably a methyl group.
  • the parameter n preferably has values in the range from 1 to 3, more preferably 1 to 2. Particularly preferably, the parameter n has the value 1.
  • the dianhydrohexitol compound used according to the invention thus preferably has the following structure without specifying the stereochemistry on the chiral carbon atoms:
  • the starting material for the dianhydrohexitol compounds according to the invention is preferably a dianhydrohexitol bis-glycidyl ether of the following structure:
  • WO 2010/040464 describes the synthesis of isosorbide-bis-glycidyl ether by reacting isosorbide with epichlorohydrin.
  • a dianhydrohexitol bis-glycidyl ether is reacted with (meth) acrylic acid in the presence of a catalyst to synthesize the dianhydrohexitol compound.
  • the catalyst is a quaternary ammonium halide, more preferably tetraethylammonium bromide.
  • the dianhydrohexitol compounds according to the invention typically also contain residues of non-esterified or only monoesterified dianhydrohexitol bis-glycidyl ether.
  • the dianhydrohexitol compounds according to the invention can also contain small amounts of non-epoxidized or only epoxidized dianhydrohexitol, which in the reaction with (meth) acrylic acid is converted to dianhydrohexitol di (meth) acrylate or dianhydrohexitol (meth) acrylate.
  • the dianhydrohexitol compounds according to the invention may contain impurities of the following structures:
  • the reactive resin of the invention preferably contains up to 70% by weight, more preferably up to 60% by weight, even more preferably up to 30% by weight, even more preferably up to 12% by weight, especially preferably up to 10% by weight of the at least one dianhydrohexitol compound of the formula (I), based on the total weight of the reactive resin.
  • the reactive resin according to the invention preferably comprises at least one co-polymerisable monomeric compound which carries at least two (meth) acrylate groups.
  • Suitable co-polymerizable monomeric compounds are, for example
  • Vinylesterharze which have unsaturated groups only in the terminal position. These are obtained, for example, by reacting epoxide monomers, oligomers or polymers (for example bisphenol A digylcidyl ether, epoxides of the phenol novolak type or epoxide oligomers based on tetrabromobisphenol A) with, for example, (meth) acrylic acid or ( Meth) acrylamide obtained.
  • Preferred vinyl ester resins are (meth) acrylate-functionalized resins and resins obtained by reacting an epoxy monomer, oligomer or polymer with methacrylic acid or methacrylamide, preferably with methacrylic acid. Examples of such compounds are known from applications US 3 297 745 A, US 3 772 404 A, US 4 618 658 A, GB 2 217 722 A1, DE 37 44 390 A1 and DE 41 31 457 A1.
  • Particularly suitable and preferred vinyl ester resins are (meth) acrylate-functionalized resins which are obtained, for example, by reaction of difunctional and / or higher-functional isocyanates with suitable acrylic compounds, if appropriate with the participation of Hydroxy compounds containing at least two hydroxyl groups, as described for example in DE 3940309 A1, are obtained.
  • isocyanates it is possible to use aliphatic (cyclic or linear) and / or aromatic di- or higher-functional isocyanates or prepolymers thereof.
  • the use of such compounds serves to increase the wettability and thus the improvement of the adhesion properties.
  • tolylene diisocyanate (TDI), diisocyanatodiphenylmethane (MDI) and polymeric diisocyanatodiphenylmethane (pMDl) can be mentioned to increase chain stiffening and hexane diisocyanate (HDI) and isophorone diisocyanate (IPDI) which improve flexibility, of which polymeric diisocyanatodiphenylmethane (pMDl) is most preferred ,
  • Suitable acrylic compounds are acrylic acid and acrylic acid substituted on the hydrocarbon radical, such as methacrylic acid, hydroxyl-containing esters of acrylic or methacrylic acid with polyhydric alcohols, pentaerythritol tri (meth) acrylate, glycerol di (meth) acrylate, such as trimethylolpropane di (meth) acrylate, neopentyl glycol mono (meth) acrylate , Preference is given to acrylic or methacrylic acid hydroxyalkyl esters, such as hydroxyethyl (meth) acrylate, hydroxypropyl (meth) acrylate, polyoxyethylene (meth) acrylate, polyoxypropylene (meth) acrylate, especially since such compounds serve steric hindrance of the saponification reaction.
  • methacrylic acid such as methacrylic acid, hydroxyl-containing esters of acrylic or methacrylic acid with polyhydric alcohols, pentaerythritol
  • hydroxy compounds are suitable dihydric or higher alcohols, such as derivatives of ethylene or propylene oxide, such as ethanediol, di- or triethylene glycol, propanediol, dipropylene glycol, other diols, such as 1, 4-butanediol, 1, 6-hexanediol, Neopentyl glycol, diethanolamine, further bisphenol A or F or their ethoxylation / propoxylation and / or hydrogenation or halogenation products, higher alcohols such as glycerol, trimethylolpropane, hexanetriol and pentaerythritol, hydroxyl-containing polyethers, for example oligomers of aliphatic or aromatic oxiranes and / or higher cyclic ethers, such as ethylene oxide, propylene oxide, styrene oxide and furan, polyethers containing aromatic structural units in the main chain, such as those of bisphenol A or F, hydroxyl
  • hydroxy compounds having aromatic structural units for chain-stiffening the resin hydroxy compounds containing unsaturated structural units, such as fumaric acid, for increasing the crosslinking density
  • hydroxy compounds containing unsaturated structural units such as fumaric acid
  • branched or star-shaped hydroxy compounds in particular trihydric or higher alcohols and / or polyethers or polyesters, containing the structural units, branched or star-shaped urethane (meth) acrylates to achieve lower viscosity of the resins or their solutions in reactive diluents and higher reactivity and crosslinking density.
  • the vinyl ester resin is a reaction product of diisocyanatodiphenylmethane (MDI), hydroxypropyl (meth) acrylate, and dipropylene glycol.
  • MDI diisocyanatodiphenylmethane
  • hydroxypropyl (meth) acrylate hydroxypropyl (meth) acrylate
  • dipropylene glycol dipropylene glycol
  • the reactive resin according to the invention preferably contains up to 99.0% by weight, more preferably 70.0 to 95.0% by weight, even more preferably 80.0 to 94.0% by weight, particularly preferably 85.0 to 90.0% by weight of the co-polymerisable monomeric compound, based on the total weight of the reactive resin.
  • the reactive resin according to the invention preferably contains up to 70 wt .-%, more preferably up to 60 wt .-%, even more preferably up to 30 wt .-%, even more preferably up to 12 wt .-%, particularly preferably up to 10% by weight of the at least one dianhydrohexitol compound of the formula (I) and up to 99.0% by weight, more preferably 70.0 to 95.0% by weight, even more preferably 80.0 to 94.0% by weight, particularly preferably 85.0 to 90.0 wt .-% of the co-polymerizable monomeric compound, based on the total weight of the reactive resin.
  • Reactive resins are generally prepared by the required for the preparation of the base resin starting compounds optionally together with catalysts and solvents, in particular reactive diluents, placed in a reactor and reacted with each other. After completion of the reaction and optionally already at the beginning of the reaction are added to the Reaction mixture polymerization inhibitors for storage stability, whereby the so-called resin masterbatch is obtained.
  • accelerators for curing the base resin optionally further polymerization inhibitors, which may be identical or different from the polymerization inhibitor for storage stability, for adjusting the gel time, and optionally further solvent, in particular reactive diluents, are added to the resin masterbatch, giving the reactive resin .
  • This reactive resin is added to adjust various properties, such as rheology and the concentration of the base resin, with inorganic and / or organic additives, whereby a reactive resin component is obtained.
  • a preferred reactive resin accordingly contains at least one base resin, at least one reactive diluent and at least one polymerization inhibitor.
  • a reactive resin component contains, in addition to the reactive resin just described inorganic and / or organic additives, with inorganic additives are particularly preferred, as described in more detail below.
  • the reactive resin contains further low-viscosity, free-radically polymerizable compounds, preferably those which are obtainable from renewable raw materials, as reactive diluents, in order to adjust the viscosity of the vinyl ester urethane resins or the precursors during their preparation, if necessary.
  • the reactive resin contains further low-viscosity, free-radically polymerizable compounds, preferably those which are obtainable from renewable raw materials, as reactive diluents, in order to adjust the viscosity of the vinyl ester urethane resins or the precursors during their preparation, if necessary.
  • the reactive resin may contain any suitable reactive diluent.
  • the reactive resin contains as reactive diluents an aliphatic or aromatic C 5 -C 5 - (meth) acrylic acid ester, more preferably (meth) acrylic esters being selected from the group consisting of hydroxypropyl (meth) acrylate, 1,2-ethanediol di (meth) acrylate , 1,3-Propanediol di (meth) acrylate, 1,2-butanediol di (meth) acrylate, 1,4-butanediol di (meth) acrylate, trimethylolpropane tri (meth) acrylate, phenethyl (meth) acrylate, tetrahydrofurfuryl (meth) acrylate, ethyltriglycol (meth) acrylate, / V, / V-dimethylaminoethyl (meth) acrylate, L
  • the reactive resin according to the invention contains 5.0 to 50.0 wt .-%, more preferably 10.0 to 30.0 wt .-%, even more preferably 15.0 to 25.0 wt .-%, particularly preferably 18.0 to 20.0 wt .-% of the reactive diluent, based on the total weight of the reactive resin.
  • the reactive resin according to the invention preferably contains up to 70 wt .-%, more preferably up to 60 wt .-%, even more preferably up to 30 wt .-%, even more preferably up to 12 wt .-%, particularly preferably up to 10% by weight of the at least one dianhydrohexitol compound of the formula (I) and up to 99.0% by weight, more preferably 70.0 to 95.0% by weight, even more preferably 80.0 to 94.0% by weight, particularly preferably 85.0 to 90.0% by weight of the co-polymerizable monomeric compound and 5.0 to 50.0% by weight, more preferably 10.0 to 30.0% by weight, even more preferably 15.0 to 25.0% by weight, particularly preferably 18.0 to 20.0% by weight of the reactive diluent, based on the total weight of the reactive resin.
  • the reactive resin may contain a polymerization inhibitor.
  • the polymerization inhibitor is preferably in an amount of 0.0005 to 2% by weight, more preferably 0.01 to 1 part by weight. %, based on the total weight of the reactive resin.
  • the reactive resin may additionally contain 0.005 to 3% by weight, preferably 0.05 to 1% by weight, of a polymerization inhibitor.
  • Suitable polymerization inhibitors according to the invention are the polymerization inhibitors customarily used for free-radically polymerizable compounds, as are known to the person skilled in the art.
  • reactive resin and reactive resin components usually contain polymerization inhibitors such as hydroquinone, substituted hydroquinones, e.g. 4-methoxyphenol, phenothiazine, benzoquinone or tert-butyl catechol, as described for example in EP 1935860 A1 or EP 0965619 A1, stable nitroxyl radicals, also called N-oxyl radicals, such as piperidinyl-N-oxyl or tetrahydropyrrole N-oxyl, as For example, described in DE 19531649 A1. Particularly preferred is 4-hydroxy-2, 2,6,6-tetramethylpiperidine-N-oxyl (also referred to as TEMPOL) used for stabilization, which has the advantage that it can be used to adjust the gel time.
  • polymerization inhibitors such as hydroquinone, substituted hydroquinones, e.g. 4-methoxyphenol, phenothiazine, benzoquinone or tert-butyl catechol, as described for example in EP 1935
  • the polymerization inhibitors are selected from phenolic compounds and non-phenolic compounds such as stable radicals and / or phenothiazines.
  • phenols which are often constituents of commercial free radical curing reactive resins, are phenols, such as 2-methoxyphenol, 4-methoxyphenol, 2,6-di-fe / f-butyl-4-methylphenol, 2,4-di-Fe / f-butylphenol, 2,6-di-tert-butylphenol, 2,4,6-trimethylphenol, 2,4,6-tris (dimethylaminomethyl) phenol, 4,4'-thio bis (3-methyl-6-fe / f-butylphenol), 4,4'-isopropylidenediphenol, 6,6'-di-Fe / f-butyl-4,4'-bis (2,6-di-Fe / f-butylphenol), 1, 3, 5-trimethyl-2,4,6-tris (3,5-di-fe / f-butyl-4-hydroxybenzyl) benzene, 2,2'-methylene-di-p-
  • Suitable stable / V-oxyl radicals can be chosen from 1-oxyl-2,2,6,6-tetramethylpiperidine, 1-oxyl-2,2,6,6-tetramethylpiperidin-4-ol (also referred to as TEMPOL).
  • 1 -Oxyl-2,2,6,6-tetramethylpiperidin-4-one also referred to as TEMPON
  • 1 -Oxyl-2,2,6,6-tetramethyl-4-carboxy-piperidine also as 4-carboxy TEMPO
  • 1 -Oxyl-2,2,5,5-tetramethylpyrrolidine 1 -Oxyl-2, 2,5, 5-tetramethyl-3-carboxylpyrrolidine (also referred to as 3-carboxy-PROXYL)
  • aluminum-N - Nitrosophenylhydroxylamin, diethylhydroxylamine are selected, as described in DE 199 56 509.
  • suitable / V-oxyl compounds are oximes such as acetaldoxime, acetone oxime, methyl ethyl ketoxime, salicyloxime, benzoxime, glyoximes, dimethylglyoxime, acetone-O- (benzyloxycarbonyl) oxime, and the like.
  • oximes such as acetaldoxime, acetone oxime, methyl ethyl ketoxime, salicyloxime, benzoxime, glyoximes, dimethylglyoxime, acetone-O- (benzyloxycarbonyl) oxime, and the like.
  • oximes such as acetaldoxime, acetone oxime, methyl ethyl ketoxime, salicyloxime, benzoxime, glyoximes, dimethylglyoxime, acetone-O- (benzyloxycarbonyl) oxime, and the like.
  • pyrimidinol or pyridinol compounds
  • the polymerization inhibitors may be used either alone or in combination of two or more, depending on the desired properties and the use of the reactive resin.
  • the combination of the phenolic and non-phenolic inhibitors thereby allows a synergistic effect, such as a substantially drift-free adjustment of the gel time of the reactive resin.
  • the reactive resin according to the invention more preferably consists of, up to 70 wt .-%, more preferably up to 60 wt .-%, even more preferably up to 30 wt%, even more preferably up to 12 wt .-% , more preferably up to 10% by weight of the at least one dianhydrohexitol compound of the formula (I) and up to 99.0% by weight, more preferably 70.0 to 95.0% by weight, even more preferably 80.0 to 94.0% by weight , particularly preferably 85.0 to 90.0 wt .-% of the co-polymerizable monomeric compound and 5.0 to 50.0 wt .-%, more preferably 10.0 to 30.0 wt .-%, even more preferably 15.0 to 25.0 wt .-%, particularly preferably 18.0 bis 20.0 wt .-% of the reactive diluent and 0.0005 to 2 wt .-%, more preferably 0.01 to 1
  • the curing of the resin component is initiated with a free radical initiator, such as a peroxide.
  • a free radical initiator such as a peroxide.
  • an accelerator can additionally be used.
  • Accelerators usually added to the reactive resin are known to those skilled in the art. These are, for example, amines, preferably tertiary amines and / or metal salts. Suitable amines are selected from the following compounds, which are described, for example, in the application US 2011071234 A1: dimethylamine, trimethylamine, ethylamine, diethylamine, triethylamine, n-propylamine, di-n-propylamine, tri-n-propylamine, isopropylamine, diisopropylamine, triisopropylamine , n-butylamine, isobutylamine, tert-butylamine, di-n-butylamine, diisobutylamine, tri-isobutylamine, pentylamine, isopentylamine, diisopentylamine, hexylamine, octylamine, dodecylamine, laurylamine, ste
  • Preferred amines are aniline derivatives and N, N-bisalkylarylamines, such as N, N, -dimethylaniline, N, N-diethylaniline, N, N-dimethyl-p-toluidine, N, N-bis (hydroxyalkyl) -aryl amines, N, N-bis (2-hydropoxyethyl) anilines, N, N-bis (2-hydroxyethyl) toluidine, N, N-bis (2-hydroxypropyl) aniline, N, N-bis (2-hydroxypropyl) toluidine, N, N- Bis (3-methacryloyl-2-hydroxypropyl) -p-toluidine, N, N-dibutoxyhydroxypropyl-p-toluidine and 4,4'-bis (dimethylamino) diphenylmethane.
  • N, N-bisalkylarylamines such as N, N, -dimethylaniline, N, N-dieth
  • Polymeric amines such as those obtained by polycondensation of N, N-bis (hydroxylalkyl) aniline with dicarboxylic acids or by polyaddition of ethylene oxide to these amines, are also suitable as accelerators.
  • Suitable metal salts are, for example, cobalt octoate or cobalt naphthenoate as well as vanadium, potassium, calcium, copper, manganese or zirconium carboxylate.
  • an accelerator it is used in an amount of from 0.01 to 10% by weight, preferably from 0.2 to 5% by weight, based on the total weight of the reactive resin.
  • Another object of the present invention is the use of the above-described reactive resin for chemical attachment of an anchoring agent in a borehole.
  • the anchoring means is made of steel or iron.
  • the borehole is a borehole in mineral or metallic substrate, preferably a substrate selected from the group consisting of concrete, aerated concrete, brickwork, sand-lime brick, sandstone, natural stone, glass and steel.
  • Another object of the invention is a reactive resin component containing in addition to the reactive resin just described inorganic and / or organic additives, such as fillers and / or other additives.
  • the proportion of the reactive resin in the reactive resin component is preferably 10 to 60% by weight, more preferably 20 to 35% by weight, based on the total weight of the reactive resin component. Accordingly, the proportion of the additives is preferably 90 to 40 wt .-%, more preferably 80 to 65 wt .-%, based on the total weight of the reactive resin component.
  • Fillers are customary fillers, preferably mineral or mineral-like fillers, such as quartz, glass, sand, quartz sand, quartz flour, porcelain, corundum, ceramics, talc, silicic acid (eg fumed silica), silicates, clay, titanium dioxide, chalk, barite , Feldspar, basalt, aluminum hydroxide, granite or sandstone, polymeric fillers, such as thermosets, hydraulically hardenable fillers, such as gypsum, quicklime or cement (for example, alumina or Portland cement), metals, such as aluminum, carbon black, furthermore wood, mineral or organic fibers, or the like, or mixtures of two or more thereof, which may be added as a powder, in a granular form or in the form of shaped articles, use.
  • mineral or mineral-like fillers such as quartz, glass, sand, quartz sand, quartz flour, porcelain, corundum, ceramics, talc, silicic acid (eg fumed silica), si
  • the fillers may be in any form, for example as a powder or flour or as a shaped body, for.
  • a powder or flour or as a shaped body, for.
  • the globular, inert substances (spherical form) have a preferential and more pronounced strengthening effect.
  • Fillers are present in the respective component preferably in an amount of up to 90, in particular 3 to 85, especially 5 to 70 wt .-% present.
  • additives are thixotropic agents, such as optionally organically aftertreated fumed silica, bentonites, alkyl and methylcelluloses, castor oil derivatives or the like, plasticizers, such as phthalic or sebacic acid esters, stabilizers, antistatic agents, thickeners, flexibilizers, curing catalysts, rheology aids, wetting agents, coloring additives, such as dyes or in particular pigments, for example for different staining of the components for better control of their mixing, or the like, or mixtures of two or more thereof possible.
  • Non-reactive diluents (solvents) may also be present, preferably in an amount of up to 30% by weight, based on the particular component (reactive resin component, hardener component), for example from 1 to 20% by weight, such as
  • Lower alkyl ketones e.g., acetone, di-lower alkyl-lower alkanoylamides, such as dimethylacetamide, lower alkylbenzenes, such as xylenes or toluene, phthalic acid esters or paraffins, or water.
  • the reactive resin component according to the invention is formulated as a two-component or multi-component system, in particular a two-component system, wherein the reactive resin component and the hardener component are arranged so as to be reaction-inhibiting.
  • Another object of the present invention is a
  • a two-component system comprising the above-described reactive resin component and a hardener component.
  • component A contains the reactive resin component and a second component, component B contains the curing agent. This ensures that the curable compounds and the hardener component are mixed together just prior to use and trigger the curing reaction.
  • the hardener component contains the curing agent for initiating the polymerization (curing) of the resin component.
  • a radical initiator preferably a peroxide.
  • All peroxides which are known to the person skilled in the art and are used for curing vinyl ester resins can be used according to the invention for curing the dianhydrohexitol-based vinyl ester urethane resins.
  • Such peroxides include organic and inorganic peroxides, either liquid or solid, with hydrogen peroxide also being used.
  • Suitable peroxides are peroxycarbonates (of the formula -OC (O) OO-), peroxyesters (of the formula -C (O) OO-), diacyl peroxides (of the formula -C (0) 00C (0) -), dialkyl peroxides (of the formula -OO-) and the like. These may be present as oligomer or polymer. A comprehensive set of examples of suitable peroxides is described, for example, in application US 2002/0091214-A1, paragraph [0018].
  • the peroxides are preferably selected from the group of organic peroxides.
  • Suitable organic peroxides are: tertiary alkyl hydroperoxides such as tert-butyl hydroperoxide and other hydroperoxides such as cumene hydroperoxide, peroxyesters or peracids such as tert-butyl peresters, benzoyl peroxide, peracetates and perbenzoates, lauryl peroxide including (di) peroxyesters, perethers such as peroxy diethyl ether, perketones, such as methyl ethyl ketone peroxide.
  • the organic peroxides used as curing agents are often tertiary peresters or tertiary hydroperoxides, i. Peroxide compounds having tertiary carbon atoms bonded directly to an -O-O-acyl or -OOH- group. But mixtures of these peroxides with other peroxides can be used according to the invention.
  • the peroxides may also be mixed peroxides, i. Peroxides which have two different peroxide-carrying units in one molecule.
  • benzoyl peroxide (BPO) is preferably used for curing.
  • the hardener component of the two-component system further contains inorganic additives, wherein the additives are the same as can be added to the reactive resin component.
  • component A additionally contains, in addition to the reactive resin component, a hydraulically setting or polycondensable inorganic compound and component B, in addition to the curing agent, water.
  • a hydraulically setting or polycondensable inorganic compound cement for example Portland cement or aluminate cement, wherein iron oxide-free or low-iron cements are particularly preferred.
  • a hydraulically setting inorganic compound and gypsum can be used as such or in admixture with the cement.
  • polycondensable inorganic compound and silicate polycondensable compounds, in particular soluble, dissolved and / or amorphous silica containing substances can be used.
  • the two-component system preferably comprises component A and component B reaction-inhibiting separately in different containers, for example a multi-chamber device, such as a multi-chamber cartridge and / or cartridge, from which containers the two components by the action of mechanical forces or under pressure Gas pressure squeezed out and mixed.
  • a multi-chamber device such as a multi-chamber cartridge and / or cartridge
  • Another possibility is to package the two-component system as two-component capsules, which are introduced into the borehole and destroyed by blowing set the fastener with simultaneous mixing of the two components of the mortar composition.
  • a cartridge system or an injection system is used, in which the two components are pressed out of the separate containers and passed through a static mixer in which they are mixed homogeneously and then discharged via a nozzle, preferably directly into the borehole.
  • the reactive resin according to the invention, the reactive resin component and the two-component system are used primarily in the construction sector, for example for the repair of concrete, as polymer concrete, as a coating material based on synthetic resin or as cold-curing road marking. They are particularly suitable for the chemical attachment of anchoring elements, such as anchors, rebars, screws and the like, in boreholes, especially in boreholes in various substrates, especially mineral substrates, such as those based on concrete, aerated concrete, brick, limestone, sandstone, natural stone and the same.
  • Another object of the present invention is the use of the above-described reactive resin component for chemical attachment of an anchoring agent in a borehole.
  • the anchoring means is made of steel or iron.
  • the borehole is a borehole in mineral or metallic substrate, preferably a substrate selected from the group consisting of concrete, aerated concrete, brickwork, sand-lime brick, sandstone, natural stone, glass and steel.
  • TEABr tetraethylammonium bromide
  • the reactor was sealed, connected to a bubble counter and heated with stirring (500 U / min) to 100 ° C melt temperature.
  • the mass was stirred for a maximum of 6 h at 100 ° C.
  • the reaction of the epoxide groups was monitored by NMR. At the latest after 6 h, the reaction was stopped and the mass was cooled as quickly as possible to about 50 ° C and removed. If necessary, the reaction products can be removed from the reactor by adding a mixture of (2-hydroxypropyl) methacrylate (HPMA) (70 g) and Tempol (70 mg). The mass is ready for blending into reactive resins.
  • HPMA (2-hydroxypropyl) methacrylate
  • Tempol 70 mg
  • the Dianhydrohexitol compounds prepared in Example A1 were added to reactive resins and then examined their curing behavior.
  • the standard resin used here was a mixture of reactive resin masterbatch C1, hydroxypropyl methacrylate (HPMA), the commercial reactive diluent 1, 4-butanediol dimethacrylate (1,4-BDDMA), an aromatic amine (as accelerator for peroxide decomposition) and various stabilizers.
  • HPMA hydroxypropyl methacrylate
  • 1,4-BDDMA the commercial reactive diluent 1,4-BDDMA
  • an aromatic amine as accelerator for peroxide decomposition
  • various stabilizers To this reactive resin were added various amounts of the prepared dianhydrohexitol compounds.
  • the reactive resin component thus obtained was blended with benzoyl peroxide in a corresponding ratio (see Table 1).
  • a temperature sensor (K-type, 150 mm long 0 1, 5 mm) in the middle 2 cm deep immersed in the mixture. Since the ambient temperature was registered until the time of immersion of the sensors, the curve at the beginning of the measurement is not relevant, which is why the temperature-time curves were used for the analysis only from 100 seconds.
  • the temperature profile was recorded by means of the sensors connected to a Voltkraft Datalogger K202 (connected to PC). The maximum curve temperature (T max ) and the time at 35 ° C. were read as results in the curve (schematic evaluation shown in FIG. 1). There were 3 duplicate determinations per system.
  • T max comparable to the reference (a measure of the heat of polymerization released during curing) indicates the desired incorporation of the added reaction products into the forming network.
  • the percentages given in Table 2 for the addition of the new monomers in mol% are based on the proportion of 1, 4-BDDMA in the mixture. In these calculations, the number of double bonds in the new reactive diluent is taken into account so that there is always an approximately constant amount of reactive double bonds in the mixture.
  • Di-isopropanol-p-toluidine (DiPT; BASF SE), 4.6 g (0.23% by weight) of catechol (catechol flakes, RHODIA) and 1 g (0.05% by weight) of tert-butyl catechol ( tBBK, CFS EUROPE SpA (Borregaard Italia SpA)) and stirred until complete homogenization.
  • catechol catechol flakes, RHODIA
  • tBBK tert-butyl catechol
  • tBBK CFS EUROPE SpA (Borregaard Italia SpA)
  • the reactive resin components C5 and C6 were prepared as follows:
  • the mixing was carried out with a PC Laboratory System Dissolver of the type LDV 0.3-1 for 8 minutes (2 min: 2500 rpm, then 6 min: 3500 rpm, each at a pressure ⁇ 100 mbar) with a 55 mm dissolver disc and an edge scraper ,
  • the bond stresses of the two-component Reactive resin systems determined.
  • M12 anchor threaded studs were inserted into 14 mm diameter concrete C20 / 25 boreholes and 72 mm bore depth filled with the reactive resin component compositions.
  • the composite stresses were determined by centric extension of the Ankergewindeterrorism.
  • five anchor threaded rods were placed and after 24 hours of storage, the bond tension was determined.
  • the fixing compounds were pressed out of the cartridges via a static mixer (HIT-RE-M mixer; Hilti Aktiengesellschaft) and injected into the drilled holes.
  • Figure 1 shows a schematic representation of the evaluation of temperature-time curves
  • FIG. 2 shows the temperature-time curves measured in Example B.

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Abstract

La présente invention concerne une résine réactive comprenant une résine d'ester vinylique à base de matières premières renouvelables, en particulier une résine d'ester vinylique à base de dianhydrohexitol comme résine de base, un composant résine réactive contenant cette résine réactive et son utilisation pour le scellement chimique.
EP18799570.9A 2017-11-28 2018-11-15 Dérivés d'isosorbide comme additifs réactifs dans des résines réactives et chevilles chimiques Withdrawn EP3717435A1 (fr)

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EP17204039.6A EP3489205A1 (fr) 2017-11-28 2017-11-28 Dérivés d'isosorbide en tant que produits réactifs dans des résines réactives et dans des chevilles chimiques
PCT/EP2018/081440 WO2019105754A1 (fr) 2017-11-28 2018-11-15 Dérivés d'isosorbide comme additifs réactifs dans des résines réactives et chevilles chimiques

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EP18799570.9A Withdrawn EP3717435A1 (fr) 2017-11-28 2018-11-15 Dérivés d'isosorbide comme additifs réactifs dans des résines réactives et chevilles chimiques

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EP4357390A1 (fr) 2022-10-18 2024-04-24 Hilti Aktiengesellschaft Méthacrylates biogènes à base de diols de polycarbonate comme résines réactives pour le durcissement de résines réactives
EP4357313A1 (fr) 2022-10-18 2024-04-24 Hilti Aktiengesellschaft Méthacrylates à partir de dérivés de sucre en tant que composants réactifs dans des résines réactives pour la fixation chimique

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