WO2006084900A2 - Zweikomponentige polyurethanzusammensetzungen, insbesondere geeignet für den einsatz als strukturelle klebstoffe - Google Patents
Zweikomponentige polyurethanzusammensetzungen, insbesondere geeignet für den einsatz als strukturelle klebstoffe Download PDFInfo
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- WO2006084900A2 WO2006084900A2 PCT/EP2006/050853 EP2006050853W WO2006084900A2 WO 2006084900 A2 WO2006084900 A2 WO 2006084900A2 EP 2006050853 W EP2006050853 W EP 2006050853W WO 2006084900 A2 WO2006084900 A2 WO 2006084900A2
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- WIPO (PCT)
- Prior art keywords
- component
- polyurethane composition
- composition according
- polyisocyanate
- mol
- Prior art date
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- 0 C[C@](CO)Oc1ccc(*c(cc2)ccc2OIC)cc1 Chemical compound C[C@](CO)Oc1ccc(*c(cc2)ccc2OIC)cc1 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D11/00—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of plastics material
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/30—Low-molecular-weight compounds
- C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
- C08G18/3203—Polyhydroxy compounds
- C08G18/3215—Polyhydroxy compounds containing aromatic groups or benzoquinone groups
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J175/00—Adhesives based on polyureas or polyurethanes; Adhesives based on derivatives of such polymers
- C09J175/04—Polyurethanes
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J5/00—Adhesive processes in general; Adhesive processes not provided for elsewhere, e.g. relating to primers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31551—Of polyamidoester [polyurethane, polyisocyanate, polycarbamate, etc.]
Definitions
- the invention relates to the field of two-component polyurethane compositions, in particular the structural two-component polyurethane adhesives.
- Two-component polyurethane adhesives based on polyols and polyisocyanates have been used for a long time.
- Two-component polyurethane adhesives have the advantage that they cure quickly after mixing and therefore can quickly absorb higher forces after a short time.
- high demands are made in terms of strength and bond strength to such adhesives, since such adhesives are elements of load-bearing structures.
- High strengths are usually achieved by high levels of crosslinking. This is usually accomplished through the use of higher functionality polyols or polyamines and higher functional polyisocyanates.
- EP 1 253 159 A1 in the examples discloses a structural adhesive whose polyol component comprises a mixture of a tetra-functional aliphatic polyol and a difunctional aliphatic polyol and whose isocyanate component is a prepolymer based on polypropylene glycol and 4,4'-diphenylmethane diisocyanate.
- the elongation is increased by the addition of an alkoxylated aromatic diol to an aliphatic triol in the polyol component, but the strength is not lowered.
- composition according to the invention in particular by the use of an alkoxylated aromatic diol, improves the adhesion to metallic surfaces.
- compositions according to the invention are distinguished by excellent aging stability, in particular against moisture and temperature changes.
- the present invention relates to a two-component polyurethane composition consisting of a polyol component K1 and a polyisocyanate component K2.
- the polyol component K1 here comprises at least one alkoxylated aromatic diol A1 and at least one aliphatic triol A2.
- the polyisocyanate component K2 comprises at least one polyisocyanate B1.
- aromatic diol a diol which has at least one aromatic nucleus and two hydroxyl groups, and a plurality of aromatic nuclei may be present in the diol
- the hydroxyl groups are not phenolic groups, ie they are
- the aromatic nucleus may also be condensed and / or have a heteroaromatic and / or further substituent. Heteroatoms present in a heteroaromatic nucleus are part of the aromatic ring or ring system.
- aromatic nuclei examples include substituted benzene, naphthalene, anthracene, phenanthrene, imidazole, pyridine, pyrrole, pyrimidine, pyrazine, quinoline, phenazine.
- diols having a plurality of aromatic nuclei are diols having the skeleton of a biphenyl, terphenyl, 2,2'-bipyridine, diphenylmethane, 1,1-diphenylethane or 2,2-diphenylpropane. Particularly suitable aromatic diols have shown that
- Phenol and be prepared from formaldehyde, acetaldehyde or acetone or mixtures thereof, in particular bisphenol-A, bisphenol-F or bisphenol-A / F.
- the alkoxylated aromatic diol A1 is an ethoxylated and / or propoxylated, aromatic diol.
- Such alkoxylated diols preferably have the structure of the formula (I)
- the substituent R 1 represents a group CH 2 , CH (CH 3 ) or C (CHs) 2 .
- the segments a 1 and a 1 denote an oxypropylene unit (PO) and a 2 and a 2 an oxyethylene unit (EO).
- the dashed lines in formula (I) represent schematically that the sequence of the bonded alkylene glycol segments a 1 , a 1 , a 2 and a 2 is variable. Thus, a blockwise or an alternating or a random order of these oxyalkylene units is possible.
- the preparation of such alkoxylated aromatic diols is carried out in a manner known to those skilled in the art.
- the two-component polyurethane composition also contains mixtures of different aromatic diols A1.
- the aromatic diol A1 is preferably used in an amount of 2 to 10 wt .-%, based on the total composition.
- the aliphatic triol A2 is an aliphatic triol having a molecular weight of 360 to 6000 g / mol, corresponding to an OH equivalent weight of 120 to 2000, in particular a molecular weight of 120 to 2000 g / mol, preferably of 160 to 1700 g / mol.
- triols there are different types of such aliphatic triols.
- they may contain urethane and / or urea and / or ether groups.
- the shape of the triole can be very different.
- star-shaped or comb-shaped triols are possible.
- both primary and secondary hydroxyl groups are present in the triol.
- all three hydroxyl groups are primary hydroxyl groups.
- aliphatic triols A2 can be obtained from an aliphatic triisocyanate, in particular from an isocyanurate which is formed from three diisocyanate molecules, in excess of aliphatic diols, in particular of polyetherdiols, optionally by further extension by means of aliphatic diisocyanates and aliphatic diols.
- exemplary aliphatic triols A2 can be obtained from low molecular weight aliphatic triols, such as, for example, trimethylolpropane or glycerol, and an aliphatic diisocyanate and subsequent reaction with an aliphatic diol.
- Alkoxylation reaction of low molecular weight aliphatic triols such as trimethylolpropane or glycerol.
- aliphatic triols such as trimethylolpropane or glycerol.
- These are in particular ethoxylated, or propoxylated or butoxylated aliphatic triols, in particular of trimethylolpropane or glycerol.
- the two-component polyurethane composition also contains mixtures of different aliphatic triols A2.
- mixtures of an aliphatic triol A2 having a lower molecular weight, in particular between 360 and 2700 g / mol, with an aliphatic triol A2 with a higher molecular weight, in particular between 4200 and 6000 g / mol, are used.
- the weight ratio A1 / A2 of aromatic diol A1 and aliphatic triol A2 is preferably between 0.05 and 0.3.
- the polyol component K1 may comprise other constituents.
- Curing catalysts are advantageously used. Such catalysts are known to those skilled in the reaction of polyisocyanates with polyols, optionally also with polyamines or water. As examples of such catalysts are tin, zinc and bismuth organic metal catalysts, e.g. Dibutyltin dilaurate, or tertiary amines, e.g. 1, 4-diazobicyclo [2.2.2] octane (DABCO).
- DABCO 4-diazobicyclo [2.2.2] octane
- additional constituents may furthermore be diols, in particular polyoxyalkylene diols, and / or diamines.
- Particularly suitable amines are aliphatic, araliphatic, cycloaliphatic and toxicologically harmless aromatic amines.
- the polyisocyanate component K2 comprises at least one polyisocyanate B1.
- Particularly suitable polyisocyanates B1 are, on the one hand, polyisocyanates BV which, in addition to two or more free isocyanate groups, have at least one urea or one urethane or one biuret or one urethdione group.
- Particularly suitable are aromatic polyisocyanates, in particular diphenylmethane diisocyanate (2,4'- and / or 4,4'-MDI), based polyisocyanates.
- polyisocyanates of the type commercially available as Desmodur® VH 20 are particularly suitable from Bayer are shown.
- polyisocyanates B1 It is quite possible that mixtures of polyisocyanates B1 'are used.
- a polyisocyanate BV mixture of the type Desmodur® VH 20 is used with an HDI isocyanurate.
- polyisocyanate B1 particularly suitable as polyisocyanate B1 are polyurethane prepolymers B1 "which have at least two isocyanate groups and which are obtained from a reaction of at least one polyisocyanate having a molecular weight of less than 300 g / mol, in particular between 150 g / mol and 270 g
- polyols which are selected from the group consisting of polyether polyols, polyester polyols, polycarbonate polyols, polyols formed from unsaturated monomers and mixtures thereof are suitable as polyol AB 1.
- polyurethane prepolymer containing isocyanate groups takes place in a known manner and typically takes place in a stoichiometric excess of the polyisocyanate with respect to the polyol, in particular 2,4- and 2,6-toluene diisocyanate (TDI), 2,4'- and 4,4'-diphenyl- methane diisocyanate (MDI), 1,6-hexamethylene diisocyanate (HDI), see above as their isomer mixtures and mixtures with each other. Particularly preferred is MDI.
- TDI 2,4- and 2,6-toluene diisocyanate
- MDI 2,4'- and 4,4'-diphenyl- methane diisocyanate
- HDI 1,6-hexamethylene diisocyanate
- Polyether polyols also called polyoxyalkylene polyols, are polymerization products of ethylene oxide, 1, 2-propylene oxide, 1, 2- or 2,3-butylene oxide, tetrahydrouran or mixtures thereof, optionally they are polymerized with the aid of a starter molecule having two or more active hydrogen atoms such as For example, water, ammonia or compounds having multiple OH or NH groups such as 1, 2-ethanediol, 1, 2- and 1, 3-propanediol, neopentyl glycol, diethylene glycol, triethylene glycol, the isomeric dipropylene glycols and tripropylene glycols, the isomeric butanediols, Pentanediols, hexanediols, heptanediols, octanediols, nonanediols, decanediols, undecanediols, 1, 3-
- Both polyoxyalkylene polyols having a low degree of unsaturation (measured according to ASTM D-2849-69 and expressed in milliequivalents of unsaturation per gram of polyol (mEq / g)) prepared, for example, by means of so-called double metal cyanide complex catalysts can be used (DMC catalysts), as well as polyoxyalkylene polyols having a higher degree of unsaturation, prepared for example with the aid of anionic catalysts such as NaOH, KOH or alkali metal alkoxides.
- DMC catalysts double metal cyanide complex catalysts
- polyoxyalkylene diols or polyoxyalkylene triols are particularly suitable.
- polyoxypropylene diols or polyoxypropylene triols are particularly suitable.
- Acclaim types Especially suitable are polyoxyalkylenediols or polyoxyalkylenetriols having a degree of unsaturation lower than 0.02 meq / g and having a molecular weight in the range from 1,000 to 30,000 g / mol, and also polyoxypropylenediols and -triols having a molecular weight of from 400 to 8,000 g / mol.
- molecular weight or “molecular weight” is meant in this document always the molecular weight average M n .
- Polyoxypropylene diols or triols are special polyoxypropylene-polyoxyethylene polyols which are obtained, for example, by alkoxylating pure polyoxypropylene polyols after completion of the polypropoxylation with ethylene oxide and thereby having primary hydroxyl groups.
- polyester polyols in particular polyols which are for example of dihydric to trihydric alcohols such as 1, 2-ethanediol, diethylene glycol, 1, 2-propanediol, dipropylene glycol, 1, 4-butanediol, 1, 5-pentanediol, 1, 6-hexanediol, Neopentylglycol, glycerol, 1,1,1-trimethylolpropane or mixtures of the abovementioned alcohols with organic dicarboxylic acids or their anhydrides or esters, for example succinic acid, glutaric acid, adipic acid, suberic acid, sebacic acid, dodecane dicarboxylic acid, maleic acid, fumaric acid, phthalic acid, isophthalic acid, Terephthalic acid and hexahydrophthalic acid or mixtures of the aforementioned acids, as well as polyester polyols of lactones, such as ⁇ -caprolactone.
- Preferred polycarbonate polyols are those which are obtainable by reacting the abovementioned alcohols used to form the polyesterpolyols with dialkyl carbonates, diaryl carbonates or phosgene.
- Suitable "polyols formed from unsaturated monomers” are in particular those polyols which are known from the polymerization of at least one of the monomers selected from the group consisting of ethylene, propylene, butylene, butadiene, isoprene, styrene, vinyl alcohol, vinyl ethers, vinyl esters, acrylonitrile, acids , Amides and esters of acrylic acid, methacrylic acid, maleic acid, fumaric acid, crotonic acid and itaconic acid and mixtures thereof.
- Particularly suitable polyols formed from unsaturated monomers are hydroxy-functional polybutadienes, such as polybutadiene polyols and hydrogenated polybutadiene polyols, and also poly (meth) acrylate polyols.
- hydroxy-functional polybutadienes such as polybutadiene polyols and hydrogenated polybutadiene polyols
- poly (meth) acrylate polyols also refers to esters of both acrylic acid and methacrylic acid.
- (Meth) acrylic acid also denotes both acrylic acid and methacrylic acid.
- poly (meth) acrylate here are polymers which are copolymers of a hydroxy-functional (meth) acrylic acid ester and at least one other monomer which is selected from the group comprising the monomers acrylic acid, methacrylic acid, Ci-Ci 8 -alkyl esters of acrylic acid or methacrylic acid, styrene, vinyl ester and vinyl alcohol.
- hydroxy-functional (meth) acrylic acid ester hydroxyethyl (meth) acrylate, hydroxypropyl (meth) acrylate and hydroxybutyl (meth) acrylate are preferably used.
- polyols AB1 preferably have an average molecular weight of from 250 to 30,000 g / mol, in particular from 1,000 to 8,000 g / mol, and are preferably diols or triols, in particular with an average OH functionality in the range of 1.6 to 3.
- a mixture of polyols AB1 is used which is a mixture of diols and triols.
- the polyisocyanate component K2 comprises at least one polyisocyanate BV and at least one polyisocyanate polyurethane prepolymer B1 ".
- Both components K1 and K2 may, in addition to the other components already mentioned, as they know the person skilled in the two-component polyurethane chemistry, have. These can be present in only one component or in both.
- additional constituents for example, solvents, plasticizers and / or extender fillers, such as Russian, chalks or talc, adhesion promoters, in particular trialkoxysilanes, and thixotropic agents, such as amorphous silicas, zeolites are used.
- the components K1 and K2 are advantageously formulated such that the volume ratio of component K1 and K2 is between 1: 3 and 3: 1, in particular between 1: 2 and 2: 1. This ratio is particularly preferably about 1: 1.
- the mixing ratio is preferably such that the NCO groups of component K2 are stoichiometric to the NCO-reactive groups, typically OH groups, of component K1. If the mixture is not substantially stoichiometric, ie with deviations of more than 5%, the reaction of the components K1 takes place and K2 are not optimal, resulting in a reduction in the mechanical properties of the cured polyurethane composition. This is especially true for an excess of the polyol component.
- the deteriorated mechanism can be at least partially cured by the subsequent reaction of the unreacted isocyanate groups with moisture, for example from atmospheric moisture, which may possibly lead to further crosslinking.
- the components K1 and K2 are stored separately from each other before use and mixed together only at or just before use.
- the components are advantageously present in a package consisting of two separate chambers, such that the polyol component K1 is present in one chamber and the polyisocyanate component K2 in the other chamber.
- the components K1 and K2 are filled into the chambers of the packaging and sealed air and moisture-tight.
- Preferred packs of this type are, on the one hand, side-by-side double cartridges or coaxial cartridges in which two tubular chambers are arranged side by side or one inside the other and are sealed in air and moisture-tight manner with pistons.
- the propulsion of these pistons allows the components to be squeezed out of the cartridge.
- the sides of the tubes opposite the piston are modified, if necessary via an adapter, in such a way that the chamber openings in the region of the opening are directly connected to one another via a dividing wall.
- a thread is mounted in the region of the outlet opening of the chambers, so that a static mixer or a dynamic mixer can be tightly mounted.
- Such packages are particularly preferred for small applications, especially for quantities up to 1 liter.
- the components K1 and K2 are advantageously filled and stored in barrels or pails.
- the components are controlled by hydraulic presses, in particular by follower plates, pressed and fed via lines of a mixing apparatus, as usual for two-component adhesives commonly used in industrial production.
- the method of bonding comprises the following steps: mixing the previously described components K1 and K2,
- the mixing is typically done by static mixers or by means of dynamic mixers.
- mixing make sure that the two components are mixed as homogeneously as possible. If the two components are mixed poorly, local deviations from the optimum mixing ratio, i. substantially stoichiometric, which results in a deterioration in the mechanical properties of the cured polyurethane composition.
- the two components K1 and K2 have two different colors, which can be visually distinguished from each other visually, but also from the mixture.
- An example of such a color combination is when one component is black and the other is white.
- a good mixture is when a homogeneous gray color is present and there are no stripes or patterns in light or dark gray or white or black.
- the mixed polyurethane composition is applied to at least one of the substrate surface to be bonded.
- the substrate to be bonded is preferably a metal, a plastic, a glass or a Ceramics is.
- the joining partner ie the second substrate
- the adhesive application can take place on the first and / or the second joining partner. After adhesive application, the joining partners are joined within the open time. Subsequently to the joining, the curing of the polyurethane composition takes place.
- the polyurethane composition is preferably as structural
- Adhesive used used. Typical examples of applications of such adhesives can be found in buildings, automobiles, vehicles or ships.
- the cured adhesive is part of a supporting structure and thus forms an important link on whose mechanical properties high demands are made.
- the present invention meets these high standards perfectly.
- the adhesive composition according to the invention exhibits high impact strength due to the high elongation and, moreover, outstanding aging stability, in particular against moisture and temperature changes.
- the composition according to the invention in particular by the use of an alkoxylated aromatic diol, improves the adhesion to metallic surfaces.
- compositions ExI and Ex2 exemplified in Table 1 as well as Ref. 1 as reference example all have the same component K2.
- component K2 dried chalk was added to the polyisocyanate and incorporated with stirring and under vacuum homogeneously at 25 ° C in a Vakuumdissolver for 20 minutes. Subsequently, this polyisocyanate component K2 was filled into the second chamber of the above-mentioned side-by-side double cartridge and also closed air-tight and moisture-tight with plastic piston.
- Components K1 and K2 were mixed in the amount indicated in Table 1 by means of static mixer volumetrically 1: 1.
- the mixed components K1 and K2 were added in dumbbell formula according to ISO 527, part 2, 1 B and cured at 25 ° C. for 24 h and then at 105 ° C. for 3 h. After a conditioning time of 24 hours at 25 ° C., the modulus of elasticity, tensile strength and elongation of the test specimens according to ISO 527 were measured on a Zwick Z020 tensile testing machine at a test temperature of 20 ° C. and a test speed of 50 mm / min.
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Polyurethanes Or Polyureas (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
Description
Claims
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/884,004 US8790781B2 (en) | 2005-02-11 | 2006-02-10 | Two-component polyurethane compositions that are especially suitable for use as structural adhesives |
CA002641044A CA2641044A1 (en) | 2005-02-11 | 2006-02-10 | Two-component polyurethane compositions that are especially suitable for use as structural adhesives |
CN2006800099843A CN101151290B (zh) | 2005-02-11 | 2006-02-10 | 特别适于用作结构型粘合剂的双组分聚氨酯组合物 |
JP2007554566A JP4717082B2 (ja) | 2005-02-11 | 2006-02-10 | 特に構造用接着剤としての使用に適した二成分ポリウレタン組成物 |
EP06708195.0A EP1851261B2 (de) | 2005-02-11 | 2006-02-10 | Zweikomponentige polyurethanzusammensetzungen, insbesondere geeignet fuer den einsatz als strukturelle klebstoffe |
US14/224,403 US9617033B2 (en) | 2005-02-11 | 2014-03-25 | Two-component polyurethane compositions that are especially suitable for use as structural adhesives |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP05101001.5 | 2005-02-11 | ||
EP20050101001 EP1690880A1 (de) | 2005-02-11 | 2005-02-11 | Zweikomponentige Polyurethanzusammensetzungen, insbesondere geeignet für den Einsatz als strukturelle Klebstoffe |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US11/884,004 A-371-Of-International US8790781B2 (en) | 2005-02-11 | 2006-02-10 | Two-component polyurethane compositions that are especially suitable for use as structural adhesives |
US14/224,403 Continuation US9617033B2 (en) | 2005-02-11 | 2014-03-25 | Two-component polyurethane compositions that are especially suitable for use as structural adhesives |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2006084900A2 true WO2006084900A2 (de) | 2006-08-17 |
WO2006084900A3 WO2006084900A3 (de) | 2007-08-09 |
Family
ID=34938707
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2006/050853 WO2006084900A2 (de) | 2005-02-11 | 2006-02-10 | Zweikomponentige polyurethanzusammensetzungen, insbesondere geeignet für den einsatz als strukturelle klebstoffe |
Country Status (6)
Country | Link |
---|---|
US (2) | US8790781B2 (de) |
EP (2) | EP1690880A1 (de) |
JP (1) | JP4717082B2 (de) |
CN (1) | CN101151290B (de) |
CA (1) | CA2641044A1 (de) |
WO (1) | WO2006084900A2 (de) |
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EP1997616A1 (de) * | 2007-06-01 | 2008-12-03 | Sika Technology AG | Wabenverbundplatten und Verwendung eines Zweikomponenten-Polyurethan-Klebemittels bei ihrer Herstellung |
EP2468789A1 (de) | 2010-12-24 | 2012-06-27 | Sika Technology AG | Klebstoff für Rotorblätter für Windkraftanlagen |
EP2469075A1 (de) | 2010-12-24 | 2012-06-27 | Sika Technology AG | Klebstoff für das Verfüllen von Fugen und Spalten in Rotorblättern für Windkraftanlagen |
EP2818528A1 (de) | 2013-06-25 | 2014-12-31 | Basf Se | Hydrophober Polyurethanklebstoff |
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US8410213B2 (en) * | 2009-01-26 | 2013-04-02 | Michael James Barker | Primerless two-part polyurethane adhesive |
CN102295906B (zh) * | 2010-06-24 | 2013-09-25 | 上海海鹰粘接科技有限公司 | 一种高强度耐黄变弹性聚氨酯胶及其制备方法和应用 |
CN102295907B (zh) * | 2010-06-24 | 2013-09-04 | 上海海鹰粘接科技有限公司 | 一种电梯专用胶粘剂及其制备方法和应用 |
JP6161866B2 (ja) * | 2010-12-21 | 2017-07-12 | ローム アンド ハース カンパニーRohm And Haas Company | 接着剤組成物 |
BR112015000514A2 (pt) * | 2012-08-24 | 2017-06-27 | Sika Tech Ag | adesivo de poliuretano estrutural. |
EP2700666A1 (de) | 2012-08-24 | 2014-02-26 | Sika Technology AG | Struktureller Polyurethanklebstoff |
EP2706075A1 (de) * | 2012-09-11 | 2014-03-12 | Sika Technology AG | Struktureller Polyurethanklebstoff mit tiefer Glasübergangstemperatur |
EP2708566A1 (de) | 2012-09-14 | 2014-03-19 | Sika Technology AG | Zweikomponentige Polyurethanzusammensetzungen, insbesondere geeignet für den Einsatz als zähelastische, strukturelle Klebstoffe oder als Vergussmassen |
EP2708565A1 (de) | 2012-09-14 | 2014-03-19 | Sika Technology AG | Zweikomponentige Polyurethanzusammensetzungen auf Basis nachwachsender Rohstoffe, insbesondere geeignet für den Einsatz als zähelastische Klebstoffe mit einstellbarer hydrolytischer Abbaubarkeit |
CN102898969A (zh) * | 2012-10-22 | 2013-01-30 | 东莞隽思印刷有限公司 | 可水洗的不干胶粘贴及其制备方法 |
EP2743285A1 (de) * | 2012-12-13 | 2014-06-18 | Basf Se | Hydrolysestabiles Polyurethan zur Anwendung im off-shore Bereich |
WO2014184270A1 (de) | 2013-05-15 | 2014-11-20 | Sika Technology Ag | Struktureller polyurethanklebstoff |
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Also Published As
Publication number | Publication date |
---|---|
US8790781B2 (en) | 2014-07-29 |
EP1851261B1 (de) | 2015-05-27 |
JP2008530294A (ja) | 2008-08-07 |
WO2006084900A3 (de) | 2007-08-09 |
CN101151290A (zh) | 2008-03-26 |
EP1690880A1 (de) | 2006-08-16 |
CA2641044A1 (en) | 2006-08-17 |
JP4717082B2 (ja) | 2011-07-06 |
US9617033B2 (en) | 2017-04-11 |
US20090214873A1 (en) | 2009-08-27 |
EP1851261B2 (de) | 2019-02-20 |
US20140203024A1 (en) | 2014-07-24 |
CN101151290B (zh) | 2011-07-27 |
EP1851261A2 (de) | 2007-11-07 |
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