WO2012168619A1 - Composition d'encollage exempte de formaldehyde pour fibres, notamment minerales, et produits resultants. - Google Patents
Composition d'encollage exempte de formaldehyde pour fibres, notamment minerales, et produits resultants. Download PDFInfo
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- WO2012168619A1 WO2012168619A1 PCT/FR2012/051182 FR2012051182W WO2012168619A1 WO 2012168619 A1 WO2012168619 A1 WO 2012168619A1 FR 2012051182 W FR2012051182 W FR 2012051182W WO 2012168619 A1 WO2012168619 A1 WO 2012168619A1
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- sizing
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- amine
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Classifications
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
- C03C25/10—Coating
- C03C25/24—Coatings containing organic materials
- C03C25/26—Macromolecular compounds or prepolymers
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
- C03C25/10—Coating
- C03C25/24—Coatings containing organic materials
- C03C25/26—Macromolecular compounds or prepolymers
- C03C25/32—Macromolecular compounds or prepolymers obtained otherwise than by reactions involving only carbon-to-carbon unsaturated bonds
- C03C25/34—Condensation polymers of aldehydes, e.g. with phenols, ureas, melamines, amides or amines
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/58—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives
- D04H1/64—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives the bonding agent being applied in wet state, e.g. chemical agents in dispersions or solutions
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
- D04H3/08—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating
- D04H3/12—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating with filaments or yarns secured together by chemical or thermo-activatable bonding agents, e.g. adhesives, applied or incorporated in liquid or solid form
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/50—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with organometallic compounds; with organic compounds containing boron, silicon, selenium or tellurium atoms
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/52—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment combined with mechanical treatment
- D06M13/53—Cooling; Steaming or heating, e.g. in fluidised beds; with molten metals
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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
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2913—Rod, strand, filament or fiber
- Y10T428/2933—Coated or with bond, impregnation or core
- Y10T428/294—Coated or with bond, impregnation or core including metal or compound thereof [excluding glass, ceramic and asbestos]
- Y10T428/2958—Metal or metal compound in coating
Definitions
- the present invention relates to the field of fiber-based products, in particular mineral products, bound by a binder containing no formaldehyde.
- the invention relates to thermal and / or acoustic insulation products, the fibers of which are in the form of mineral wool, in particular glass or rock.
- the manufacture of insulating products based on mineral wool generally comprises a stage of manufacture of the wool itself, which can be implemented by various methods, for example according to the known technique of internal or external centrifugal fiber drawing.
- Internal centrifugation consists in introducing the molten material (usually glass or rock) into a centrifugal device comprising a multitude of small orifices, the material being projected towards the peripheral wall of the device under the action of the centrifugal force and 'escaping in the form of filaments.
- the filaments are drawn and driven by a gas stream of high temperature and velocity to a receiving member to form a web of fibers (or mineral wool).
- External centrifugation consists in pouring the molten material on the outer peripheral surface of rotary members called rotors, from which said material is ejected under the action of the centrifugal force.
- Gaseous stream drawing and collecting means on a receiving member are also provided.
- a sizing composition containing a thermosetting resin is applied to the fibers, in the path from the output of the centrifugal device to the receiving member, a sizing composition containing a thermosetting resin.
- the layer of fibers coated with the sizing is subjected to a heat treatment, at a temperature generally greater than 100 ° C., in order to effect the polycondensation of the resin and thus to obtain a thermal and / or acoustic insulation product having specific properties, including stability dimensional, tensile strength, thickness recovery after compression and a homogeneous color.
- the sizing composition to be sprayed on the mineral wool is generally in the form of an aqueous solution containing the thermosetting resin and additives such as a resin crosslinking catalyst, an adhesion promoter silane and a mineral oil. anti-dust, ...
- the sizing composition is most often applied to the fibers by spraying.
- the properties of the sizing composition depend to a large extent on the characteristics of the resin. From the point of view of application, it is necessary that the sizing composition has good sprayability and can be deposited on the surface of the fibers in order to bind them effectively.
- the resin must be stable for a given period of time before being used to form the sizing composition, which composition is generally prepared at the time of use by mixing the resin and additives mentioned above.
- the resin In terms of regulation, it is necessary that the resin be considered as non-polluting, that is to say that it contains - and that it generates during the sizing step or later - as little as compounds that may be harmful to human health or the environment.
- thermosetting resins most commonly used are phenolic resins belonging to the family of resoles. In addition to their good ability to crosslink in the aforementioned thermal conditions, these resins are soluble in water, have a good affinity for mineral fibers, especially glass, and are relatively inexpensive.
- resols are obtained by condensation of phenol and formaldehyde, in the presence of a basic catalyst, in a formaldehyde / phenol molar ratio greater than 1 so as to promote the reaction between phenol and formaldehyde and to reduce the residual phenol content. in the resin.
- the condensation reaction between phenol and formaldehyde is operated by limiting the degree of condensation of the monomers, in order to avoid the formation of long water-insoluble chains which reduce the dilutability. In Consequently, the resin contains a certain proportion of unreacted monomer, in particular formaldehyde whose presence is not desired because of its proven harmful effects.
- resole resins are generally treated with urea which reacts with free formaldehyde by trapping it as non-volatile urea-formaldehyde condensates.
- urea reacts with free formaldehyde by trapping it as non-volatile urea-formaldehyde condensates.
- the presence of urea in the resin also provides a certain economic advantage because of its low cost, because it can be introduced in relatively large quantities without affecting the qualities of use of the resin, in particular without affecting the mechanical properties of the resin. final product, which significantly reduces the total cost of the resin.
- a first solution is based on the use of a carboxylic acid polymer, especially acrylic acid.
- the sizing comprises a polycarboxylic polymer, a ⁇ -hydroxylamide and an at least trifunctional monomeric carboxylic acid.
- compositions which include a polycarboxylic polymer, a polyol and a catalyst, which catalyst may be a phosphorus-containing compound (US 5,318,990, US 5,661,213, US 6,331,350, US 2003 / 0008978), a fluoroborate (US 5,977,232) or a cyanamide, a dicyanamide or a cyanoguanidine (US 5,932,689).
- catalyst may be a phosphorus-containing compound (US 5,318,990, US 5,661,213, US 6,331,350, US 2003 / 0008978), a fluoroborate (US 5,977,232) or a cyanamide, a dicyanamide or a cyanoguanidine (US 5,932,689).
- Sizing compositions based on a polycarboxylic polymer and a polyol may further comprise a cationic, amphoteric surfactant or nonionic (US 2002/0188055), a silane coupling agent (US 2004/0002567) or dextrin as a co-binder (US 2005/0215153).
- a second alternative to the resols is based on the combination of a saccharide and a polycarboxylic acid.
- an adhesive composition based on thermally crosslinkable polysaccharides which can be used as a sizing for mineral wool.
- the composition comprises a polycarboxylic polymer having at least two carboxylic acid functional groups and a molecular weight of at least 1000, and a polysaccharide having a molecular weight of at least 10000.
- the sizing composition comprises a monosaccharide and / or a polysaccharide and a polycarboxylic organic acid with a molar mass of less than 1000.
- aqueous sizing composition without formaldehyde which comprises a Maillard reaction product, in particular combining a reducing sugar, a carboxylic acid and ammonia
- WO 2007/014236 it is proposed to substitute the carboxylic acid with an acid precursor derived from an inorganic salt, especially an ammonium salt which has the additional advantage of being able to replace all or part of the ammonia.
- a glass fiber insulating mat used for roofing (roofing").
- the fibers are bonded by a sizing composition which comprises an inorganic acid salt and an aldehyde or ketone.
- the inorganic acid salt is obtained by reaction of an inorganic acid and ammonia or a polyamine.
- the aforementioned insulation material is obtained from a sizing composition which comprises an amino-amide and an aldehyde or a ketone.
- the amino-amide is obtained by reaction of a polyfunctional primary or secondary amine and a saturated or unsaturated reagent such as a carboxylic acid, an acid anhydride or a derivative (ester or salt) of these compounds.
- the object of the present invention is to propose an alternative to formaldehyde-free sizing compositions for fibers, in particular mineral fibers.
- the inorganic acid metal salt being present in an amount at least equal to 1% of the weight of the reducing sugar.
- the reducing sugar according to the present invention is an oligoholoside containing 1 to 10 oste units, preferably at most 5.
- Glucose and fructose are preferred.
- the inorganic acid metal salt acts as a dehydrating agent for the reducing sugar and must allow the formation of a system containing at least two conjugated ethylenic bonds.
- the inorganic acid metal salt is selected from the alkali metal, alkaline earth metal, transition metal, or inorganic metal lean metal salts.
- it is a salt of sodium, magnesium, iron, cobalt, nickel, copper, zinc or aluminum, preferably copper, iron, aluminum or zinc.
- the inorganic acid metal salt is preferably chosen from sulphates, chlorides, nitrates, phosphates and carbonates, and advantageously from sulphates and chlorides. Copper sulphate, iron sulphate, zinc sulphate, aluminum sulphate, aluminum potassium sulphate (or potassium alum) and aluminum chloride, in particular sulphate, are preferred. of copper and aluminum sulphate.
- the amount of inorganic acid metal salt is at most 30% by weight of the reducing sugar, preferably 5 to 25%, and preferably 10 to 20%.
- R is equal to H, OH, NHRi or -NRi,
- A represents an optionally branched alkylene, arylalkylene, arylene or alkylarylene group, a group -CO- or a group of formula (II) below:
- X is -O- or -NR 2 - where R 2 is H, - (CH 2 ) z -NH 2 or a divalent group - (CH 2) t- which together with a neighboring nitrogen atom forms a ring at 6 atoms,
- R 1 is a hydrogen atom or a C 1 -C 5 hydroxyalkyl group, preferably hydroxyethyl.
- amines examples include monoethanolamine, diethanolamine, urea, diethylenetriamine (DETA), triethylenetetramine (TETA), tetraethylenepentamine (TEPA), pentaethylenehexamine (PEHA), aminoethyltriethylenetetramine (AETETA) N- (aminoethyl) tetraethylene pentamine and N '- (aminoethyl) tetraethylene pentamine (AETEPA), bis (piperazine) ethylene (BISPIP), aminoethylpiperazinethylethylenediamine (AEPEEDA), piperazinethyldiethylenetriamine (PEDETA) , aminoethylpiperazinethyldiethylenetriamine (AEPEDETA), piperazineethyltriethylene tetramine (PETETA), tris (aminoethyl) aminoethylpiperazine (TRISAEAEP) and piperazinylaminoethyldi
- the amine is urea, diethylenetriamine (DETA), triethylenetetramine (TETA), tetraethylenepentamine (TEPA) and the above-mentioned mixtures of amines in which TEPA is predominant, and advantageously TEPA and the abovementioned mixtures .
- DETA diethylenetriamine
- TETA triethylenetetramine
- TEPA tetraethylenepentamine
- Activated ethylenically unsaturated compound (s) means a compound which contains at least one system of formula (III) below:
- the preferred ethylenically unsaturated (s) activated compound (s) has the following formula (IV):
- R3 represents a hydrogen atom, an alkyl group
- R 4 and R 5 which may be identical or different, represent a hydrogen atom, a C 1 -C 5 alkyl group, preferably a C 1 -C 2 alkyl group, or a -CO-R 3 group,
- R6 represents a hydrogen atom or a hydrocarbon-based chain which may contain one or more heteroatoms, in particular O, S, N and P, in particular a C2-C5 carboxyalkylene radical, preferably C 2 .
- Particularly preferred activated ethylenically unsaturated compounds (s) are acrylic acid, methacrylic acid, crotonic acid, fumaric acid, maleic acid, citraconic acid, itaconic acid and the anhydrides of these acids.
- the amount of amine in the composition is such that the molar ratio of the ethylenically unsaturated compound (s) activated to the amine ranges from 1 to 3.5, preferably 1.5 to 3, and advantageously 2 to 2.5.
- the amount of ethylenically unsaturated compound (s) activated in the composition is such that the molar ratio of this compound to the sum of the saccharide units constituting the non-reducing sugar varies from 0.05 at 1, 5, preferably 0.1 to 1, 3 and advantageously 0.2 to 1, 1.
- the molar mass of the corresponding ose is taken as the molar mass of each saccharide unit.
- the sizing composition may comprise, in addition to the compounds mentioned, the conventional additives hereinafter in the following proportions calculated on the basis of 100 parts by weight of reducing sugar, of inorganic acid metal salt, of amine and of compound activated ethylenic unsaturation (s):
- silane in particular an aminosilane
- the silane is a coupling agent between the fibers and the binder, which also acts as an anti-aging agent;
- the oils are anti-dust and hydrophobic agents;
- silicone is a hydrophobic agent whose function is to reduce the absorption of water by the insulation product;
- the "extender” is an organic or inorganic filler, soluble or dispersible in the sizing composition which in particular reduces the cost of the sizing composition.
- the sizing composition has a pH which varies according to the nature of the inorganic acid metal salt and the activated ethylenic unsaturated compound (s) used, but in general it is at most equal to 9 and advantageously varies from 3 to 7.
- the various constituents present in the sizing composition react under the effect of heat to form a polymeric network which constitutes the final binder.
- the metal salt of inorganic acid induces a dehydration of the reducing sugar which results in the appearance of at least two conjugated ethylenic bonds, these bonds reacting with the other constituents of the sizing composition, especially with the ethylenically unsaturated compound (s) activated (s) and / or another dehydrated reducing sugar.
- the polymeric network thus formed makes it possible to establish bonds between the mineral fibers, in particular at the junction points of the fibers in mineral wool, which confers on the final product a certain "elasticity" capable of ensuring in particular a good recovery in thickness after unpacking the product.
- the sizing composition according to the invention is intended to be applied to fibers which may be mineral or organic, or to a mixture of mineral and organic fibers.
- the mineral fibers may be glass fibers, especially glass E, C, R or AR (alkali-resistant), or rock fibers, especially basalt (or wollastonite). These fibers may also be fibers containing more than 96% by weight of silica and ceramic fibers based on at least one oxide, a nitride or a metal or metalloid carbide, or a mixture of these compounds, in particular at least one oxide, nitride or carbide of aluminum, zirconium, titanium, boron or yttrium.
- the organic fibers may be synthetic fibers or natural fibers.
- synthetic fibers mention may be made of olefin-based fibers such as polyethylene and polypropylene, polyalkylene terephthalate such as polyethylene terephthalate, or polyester.
- natural fibers include plant fibers, including wood, cellulose, cotton, coconut, sisal, hemp or linen, and animal fibers, including wool.
- the sizing composition is more particularly used as a sizing composition for thermal and / or acoustic insulation products based on mineral wool.
- the sizing composition is applied to the mineral fibers at the outlet of the fiberizing device and before they are collected on the receiving member in the form of a sheet of fibers which is then treated at a temperature which makes it possible to crosslink. sizing and the formation of an infusible binder.
- the crosslinking of the sizing according to the invention is done at a temperature of the order of 100 to 200 ° C, generally at a temperature comparable to that of a conventional formophenolic resin, especially greater than or equal to 1 10 ° C, preferably less than or equal to 170 ° C.
- the products based on fibers bonded with the aid of the composition in particular the acoustic and / or thermal insulating products obtained from these sized fibers, are also an object of the present invention.
- These products are generally in the form of a mattress, felt, panels, blocks, shells or other molded forms based on mineral wool, glass or rock.
- the sizing composition can also be used to make sails (also called “non-woven” or “nonwoven”) and fabrics coated or impregnated, in particular based on mineral fibers such as glass or rock fibers.
- the mineral fiber sails find use in particular as a surface coating of thermal insulation and / or acoustic insulation products based on mineral wool or foam.
- the subject of the invention is also a method of manufacturing a thermal and / or acoustic insulating product based on mineral wool or a mineral fiber web according to which mineral wool or mineral fibers are manufactured, applied to said wool or said fibers a composition according to the invention and said wool or said fibers are treated at a temperature permitting the crosslinking of the sizing and the formation of an infusible binder, for example under the thermal conditions described above.
- the application of the sizing can be carried out by any appropriate means, for example by spraying, spraying, atomizing, coating or impregnating.
- DMA Dynamic Mechanical Analysis
- the sample has the shape of a torus 122 mm long, 46 mm wide, a radius of curvature of the cutout of the outer edge equal to 38 mm and a radius of curvature of the cutout of the inner edge equal to 12, 5 mm.
- the sample is placed between two cylindrical chucks of a test machine, one of which is movable and moves at a constant speed.
- the tensile strength F (in Newton) of the sample is measured and the tensile strength RT defined by the ratio of the breaking force F to the mass of the sample (N / g) is calculated.
- the tensile strength is measured after manufacture (initial tensile strength) and after accelerated aging in an autoclave at a temperature of 105 ° C at 100% relative humidity for 15 minutes (RT15).
- Sizing compositions comprising the constituents appearing in Table 1, expressed in parts by weight, are prepared. a) the activated ethylenic unsaturated compound (s) and the amine are first mixed in a first vessel, and the mixture is left at a temperature of about 20 to 25 ° C. for 15 minutes; .
- the sizing compositions are prepared by introducing into a second container containing water, the reducing sugar, the metal salt of inorganic acid and the mixture obtained under a) stirring until complete dissolution of the constituents.
- Table 1 also shows the performance of a sizing composition containing 82 parts by weight of a phenol-formaldehyde-monoethanolamine resin (Example 1 of WO 2008/043960) and 20 parts by weight of urea (Ref. ).
- Examples 8, 11, 12, 15, 20 and 26 have lower crosslink initiation temperatures than the reference.
- the highest starting crosslinking temperatures (Examples 10, 24 and 25), however, remain acceptable.
- Examples using fructose are very similar to those using glucose (Examples 1 and 8, respectively) with respect to the crosslinking start temperature.
- Zinc sulfate makes it possible to reduce the crosslinking start temperature more effectively than iron sulfate (Example 12) or copper sulfate (Example 8), and even more so than aluminum sulphate. (example 1).
- the sizing compositions of Examples 1 to 3 and the reference sizing (Ref.) are used to form products based on mineral wool having a nominal density equal to 17.5 kg / m 3 and a thickness equal to 75 mm.
- the binder content (crosslinked sizing) represents 4.7% by weight of the product.
- Sizing compositions A, B and C containing the following constituents (in% by weight) are also used: ABC Glucose 75.1 75.1 75.1
- TEPA Tetraethylenepentamine
- Glass wool is produced on a pilot line by the internal centrifugation technique in which the molten glass composition is converted into fibers by means of a tool called centrifugation plate, comprising a basket forming a chamber for receiving the composition. melted and a peripheral band pierced with a multitude of orifices: the plate is rotated about its axis of symmetry arranged vertically, the composition is ejected through the orifices under the effect of the centrifugal force and the material s out of the orifices is drawn into fibers with the assistance of a draw gas stream.
- a sizing spray crown is disposed below the fiberizing plate so as to evenly distribute the sizing composition on the glass wool just formed.
- the mineral wool thus glued is collected on a conveyor belt 2.4 m wide equipped with internal suction boxes that hold the mineral wool in the form of a sheet on the surface of the conveyor.
- the web passes continuously in an oven maintained at 270 ° C where the components of the sizing polymerize to form a binder.
- the amount of binder represents 4.7% by weight of the final insulation product.
- Example 27 The properties of the product are better when the sizing composition contains a higher proportion of TEPA and maleic anhydride (Examples 27 to 29).
- the product of Example 27 is very close to the reference.
- the sizing compositions whose constituents are shown in Table 3 and the reference sizing (Ref.) are used to form products having a nominal density equal to 10.6 kg / m 3 and a thickness equal to 144 mm. .
- the binder content (crosslinked sizing) represents 4.7% by weight of the product.
- the mineral wool is obtained under the conditions of Examples 27 to 33 modified in that it is cut before being introduced into an oven at 210 ° C for 5 minutes, then the mineral wool is placed again in the oven , after being turned over, for another 5 minutes.
- Aluminum sulfate (Example 36) is equivalent to copper sulfate (Example 39), but this tendency is reversed when the amount of TEPA and maleic anhydride is reduced (Examples 38 and 40).
- Examples 42 and 43 according to the invention have a much lower initial start crosslinking temperature than Comparative Examples 44 and 45 corresponding, lower 30 and 48 ° C respectively.
- Example 45 The crosslinking start temperature of Example 45 is not compatible with the manufacturing conditions in an industrial line because it is much too high. Table 1
- Hunstman mixture TEPA (majority), AETETA, AEPEEDA, PEDETA and BISPIP) ⁇ marketed by CRODA under the reference 1074 (amine dimer C 36 )
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- Engineering & Computer Science (AREA)
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- General Chemical & Material Sciences (AREA)
- Textile Engineering (AREA)
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- Geochemistry & Mineralogy (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Dispersion Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Surface Treatment Of Glass Fibres Or Filaments (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
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Abstract
Description
Claims
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EA201391771A EA028979B1 (ru) | 2011-05-25 | 2012-05-25 | Свободная от формальдегида проклеивающая композиция для волокон, в частности минеральных, и получаемые продукты |
US14/119,597 US9388071B2 (en) | 2011-05-25 | 2012-05-25 | Formaldehyde-free sizing composition for fibres, in particular mineral fibres, and resulting products |
BR112013030054-0A BR112013030054B1 (pt) | 2011-05-25 | 2012-05-25 | Composição de encolamento isenta de formaldeido para fibras, produto a base de fibras encoladas, e, processo de fabricaqao de tal produto |
EP12731069.6A EP2714610A1 (fr) | 2011-05-25 | 2012-05-25 | Composition d'encollage exempte de formaldehyde pour fibres, notamment minerales, et produits resultants. |
CA2836899A CA2836899C (fr) | 2011-05-25 | 2012-05-25 | Composition d'encollage exempte de formaldehyde pour fibres, notamment minerales, et produits resultants |
CN201280036789.5A CN103702956B (zh) | 2011-05-25 | 2012-05-25 | 用于纤维,尤其矿物纤维的无甲醛的胶料组合物和获得的产品 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1154547A FR2975689B1 (fr) | 2011-05-25 | 2011-05-25 | Composition d'encollage exempte de formaldehyde pour fibres, notamment minerales, et produits resultants. |
FR1154547 | 2011-05-25 |
Publications (1)
Publication Number | Publication Date |
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WO2012168619A1 true WO2012168619A1 (fr) | 2012-12-13 |
Family
ID=46420385
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/FR2012/051182 WO2012168619A1 (fr) | 2011-05-25 | 2012-05-25 | Composition d'encollage exempte de formaldehyde pour fibres, notamment minerales, et produits resultants. |
Country Status (8)
Country | Link |
---|---|
US (1) | US9388071B2 (fr) |
EP (1) | EP2714610A1 (fr) |
CN (1) | CN103702956B (fr) |
BR (1) | BR112013030054B1 (fr) |
CA (1) | CA2836899C (fr) |
EA (1) | EA028979B1 (fr) |
FR (1) | FR2975689B1 (fr) |
WO (1) | WO2012168619A1 (fr) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015155486A1 (fr) | 2014-04-10 | 2015-10-15 | Saint-Gobain Isover | Composite comprenant une laine minerale comprenant un sucre |
EP3156381A1 (fr) | 2015-10-12 | 2017-04-19 | Saint-Gobain Ecophon AB | Procédé de préparation de granules |
WO2018234652A1 (fr) | 2017-06-23 | 2018-12-27 | Saint-Gobain Isover | Procédé de fabrication d'un produit d'isolation à base de fibres minérales |
WO2019025672A1 (fr) | 2017-07-31 | 2019-02-07 | Saint-Gobain Isover | Procede de fabrication de laine minerale |
WO2019025707A1 (fr) | 2017-07-31 | 2019-02-07 | Saint-Gobain Isover | Installation de fabrication de laine minérale et dispositif de projection d'une composition d'encollage équipant une telle installation |
EP4174044A1 (fr) | 2021-10-28 | 2023-05-03 | Saint-Gobain Weber France | Procédé de fabrication d'un liant pour un mortier |
EP4174045A1 (fr) | 2021-10-28 | 2023-05-03 | Saint-Gobain Weber France | Liant et compositions de mortier |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2975690B1 (fr) * | 2011-05-25 | 2014-06-13 | Saint Gobain Isover | Composition d'encollage exempte de formaldehyde pour fibres, notamment minerales, et produits resultants. |
CA2938154C (fr) | 2014-02-07 | 2022-11-01 | Knauf Insulation, Inc. | Articles non durcis dotes d'une meilleure duree de conservation |
EP4012087B1 (fr) * | 2016-06-06 | 2023-10-18 | Owens Corning Intellectual Capital, LLC | Système de liant |
CN107032728A (zh) * | 2017-05-27 | 2017-08-11 | 明光市泰丰新材料有限公司 | 一种低导热系数的保温材料及制备方法 |
US11813833B2 (en) | 2019-12-09 | 2023-11-14 | Owens Corning Intellectual Capital, Llc | Fiberglass insulation product |
US20220064408A1 (en) * | 2020-09-01 | 2022-03-03 | Owens Corning Intellectual Capital, Llc | Aqueous binder compositions for mineral wool products |
CN114621709B (zh) * | 2022-04-02 | 2022-09-09 | 江苏艾科赛特新材料有限公司 | 一种专用于矿物棉的高耐水生物基无甲醛定型剂 |
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- 2012-05-25 CN CN201280036789.5A patent/CN103702956B/zh not_active Expired - Fee Related
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Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015155486A1 (fr) | 2014-04-10 | 2015-10-15 | Saint-Gobain Isover | Composite comprenant une laine minerale comprenant un sucre |
EP3156381A1 (fr) | 2015-10-12 | 2017-04-19 | Saint-Gobain Ecophon AB | Procédé de préparation de granules |
WO2018234652A1 (fr) | 2017-06-23 | 2018-12-27 | Saint-Gobain Isover | Procédé de fabrication d'un produit d'isolation à base de fibres minérales |
US11608292B2 (en) | 2017-06-23 | 2023-03-21 | Saint-Gobain Isover | Process for the manufacture of an insulating product based on mineral fibres |
WO2019025672A1 (fr) | 2017-07-31 | 2019-02-07 | Saint-Gobain Isover | Procede de fabrication de laine minerale |
WO2019025707A1 (fr) | 2017-07-31 | 2019-02-07 | Saint-Gobain Isover | Installation de fabrication de laine minérale et dispositif de projection d'une composition d'encollage équipant une telle installation |
US12031251B2 (en) | 2017-07-31 | 2024-07-09 | Saint-Gobain Isover | Installation for manufacturing mineral wool and device for discharging a gluing composition with which such an installation is equipped |
EP4174044A1 (fr) | 2021-10-28 | 2023-05-03 | Saint-Gobain Weber France | Procédé de fabrication d'un liant pour un mortier |
EP4174045A1 (fr) | 2021-10-28 | 2023-05-03 | Saint-Gobain Weber France | Liant et compositions de mortier |
WO2023072983A1 (fr) | 2021-10-28 | 2023-05-04 | Saint-Gobain Weber France | Compositions de liant et de mortier |
WO2023072984A1 (fr) | 2021-10-28 | 2023-05-04 | Saint-Gobain Weber France | Procédé de fabrication d'un liant pour mortier |
Also Published As
Publication number | Publication date |
---|---|
CN103702956A (zh) | 2014-04-02 |
US20140120348A1 (en) | 2014-05-01 |
FR2975689A1 (fr) | 2012-11-30 |
CA2836899C (fr) | 2019-07-16 |
EP2714610A1 (fr) | 2014-04-09 |
FR2975689B1 (fr) | 2014-02-28 |
BR112013030054A2 (pt) | 2016-09-20 |
CN103702956B (zh) | 2017-05-17 |
BR112013030054B1 (pt) | 2020-11-24 |
US9388071B2 (en) | 2016-07-12 |
EA028979B1 (ru) | 2018-01-31 |
EA201391771A1 (ru) | 2014-03-31 |
CA2836899A1 (fr) | 2012-12-13 |
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