EP1567593A1 - Composition elastomere silicone, adhesive, monocomposante et reticulable par polyaddition - Google Patents
Composition elastomere silicone, adhesive, monocomposante et reticulable par polyadditionInfo
- Publication number
- EP1567593A1 EP1567593A1 EP03789491A EP03789491A EP1567593A1 EP 1567593 A1 EP1567593 A1 EP 1567593A1 EP 03789491 A EP03789491 A EP 03789491A EP 03789491 A EP03789491 A EP 03789491A EP 1567593 A1 EP1567593 A1 EP 1567593A1
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- European Patent Office
- Prior art keywords
- pos
- composition according
- inhibitor
- radical
- linear
- Prior art date
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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
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K3/00—Materials not provided for elsewhere
- C09K3/10—Materials in mouldable or extrudable form for sealing or packing joints or covers
- C09K3/1006—Materials in mouldable or extrudable form for sealing or packing joints or covers characterised by the chemical nature of one of its constituents
- C09K3/1018—Macromolecular compounds having one or more carbon-to-silicon linkages
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/49—Phosphorus-containing compounds
- C08K5/51—Phosphorus bound to oxygen
- C08K5/52—Phosphorus bound to oxygen only
- C08K5/524—Esters of phosphorous acids, e.g. of H3PO3
- C08K5/526—Esters of phosphorous acids, e.g. of H3PO3 with hydroxyaryl compounds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/49—Phosphorus-containing compounds
- C08K5/51—Phosphorus bound to oxygen
- C08K5/53—Phosphorus bound to oxygen bound to oxygen and to carbon only
- C08K5/5393—Phosphonous compounds, e.g. R—P(OR')2
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
- C08L83/04—Polysiloxanes
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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
- C09J183/00—Adhesives based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Adhesives based on derivatives of such polymers
- C09J183/04—Polysiloxanes
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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
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/04—Polysiloxanes
- C08G77/12—Polysiloxanes containing silicon bound to hydrogen
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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
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/04—Polysiloxanes
- C08G77/14—Polysiloxanes containing silicon bound to oxygen-containing 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
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/04—Polysiloxanes
- C08G77/20—Polysiloxanes containing silicon bound to unsaturated aliphatic 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
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/04—Polysiloxanes
- C08G77/22—Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen and oxygen
- C08G77/24—Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen and oxygen halogen-containing 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
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/04—Polysiloxanes
- C08G77/22—Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen and oxygen
- C08G77/26—Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen and oxygen nitrogen-containing 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
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/70—Siloxanes defined by use of the MDTQ nomenclature
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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
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/80—Siloxanes having aromatic substituents, e.g. phenyl side groups
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2666/00—Composition of polymers characterized by a further compound in the blend, being organic macromolecular compounds, natural resins, waxes or and bituminous materials, non-macromolecular organic substances, inorganic substances or characterized by their function in the composition
- C08L2666/28—Non-macromolecular organic substances
Definitions
- the general field of the invention is that of silicone elastomer compositions hot vulcanizable ("Room Temperature Vulcanizing”: RTV or “Liquid Silicone Rubber”: LSR), by polyaddition reactions (hydrosilylation), involving polyorganosiloxanes (POS) of ⁇ Si-H units and of POSs carrying ethylenic and / or acetylenic unsaturation (s), hereinafter referred to as POSs carrying ⁇ Si- [unsaturation] units, in the presence of a catalytic assembly comprising at least one metallic catalyst (preferably based on platinum) and at least one inhibitor.
- These compositions can be of the mono or two-component type.
- the present invention therefore relates to a new composition Elastomer Silicone Adhesive (ESA), self-adhesive, monocomponent, of rheology called “consistent”, crosslinkable hot by polyaddition according to high kinetics, having good thermal resistance in the crosslinked state .
- ESA Elastomer Silicone Adhesive
- the present invention also relates to the application of this Elastomer Silicone Adhesive (ESA) composition, in the manufacture of glue or in situ seals such as flowed seals, profiled seals on a part and injected or overmolded seals. It may especially be an adhesive allowing the assembly (hot) of various substrates, for example metal, glass or plastic ...., the substrates possibly being in the same material or in a different material .
- ESA Elastomer Silicone Adhesive
- ESA glue has a rheology suitable for deposition and assembly operations performed at these high rates, and more specifically that it allows in particular to move (or handle) the assembled parts before setting the glue (crosslinking) without this does not cause an undesirable shift of the assembled parts with respect to each other;
- ESA adhesive has rapid kinetics of hot crosslinking and therefore compatible with the high production rates;
- 9 the ESA adhesive is thermally stable at the crosslinked state (essential property in particular for bonding an oven door);
- the adhesive After crosslinking, the adhesive is sufficiently thermally stable to be able to be applied for bonding oven doors.
- thixotropants making it possible to thicken, to a fair extent, the silicone elastomer compositions, without however affecting their malleability, their fluidity necessary for their handling and their setting. in shape.
- amine-based systems preferably silicone polymer chain grafted with primary amine or secondary amine functions
- polyglycols preferably silicone polymer chain grafted with primary amine or secondary amine functions
- POS polyorganosiloxanes
- PTFE tetrafluoroethylene
- teflon® polytetrafluoroethylene
- the applications targeted for this composition are: molding, stamping, pad printing, making joints in situ and bonding, in particular of textiles.
- This composition may in particular comprise a two-component formed by parts Pi and? ⁇ carefully mixed.
- Pi contains POS resin with structure MM Vl DD Vl Q made of: (CH 3 ) 3 SiO 0 . 5 (motif M), (CH 3) 2 ViSiO 0, 5 (M units vi), (CH 3) 2 SiO (D units) and SiO 2 (Q units); a POS: Patterned PolyDiMethylSiloxane (CH 3 ) 2ViSiO 0 . 5 , a charge of diatomaceous earth (CELITE® 350), powdered magnesium oxide, butyl orthotitanate which is one of the three components of an adhesion promoter, a platinum metal catalyst under the form of a metal complex, known as the Karstedt catalyst.
- POS resin with structure MM Vl DD Vl Q made of: (CH 3 ) 3 SiO 0 . 5 (motif M), (CH 3) 2 ViSiO 0, 5 (M units vi), (CH 3) 2 SiO (D units) and SiO 2 (Q units); a POS:
- P 2 has the same composition as Pi, with the exception of the catalyst and further comprises a poly (dimethyl) (hydromethyl) siloxane, blocked with (CH 3) 2 HSiOo, 5, 2 em and 3rd elements of the adhesion promoter, respectively: vinyltrimethoxysilane (VTMO) and glycidoxypropyltrimethoxysilane (GLYMO) and an inhibitor based on ethynylcyclohexanol.
- VTMO vinyltrimethoxysilane
- GLYMO glycidoxypropyltrimethoxysilane
- one of the essential objectives of the present invention is to provide an adhesive silicone elastomer (ESA) composition, self-adhering, crosslinkable when hot by polyaddition, endowed with an effective rheological behavior and suitable for industrial rates, particularly with regard to bonding, thermally stable, convenient to handle and above all in the form of a single-component formulation.
- ESA adhesive silicone elastomer
- Another essential objective of the invention is to provide a self-adhesive, monocomponent ESA composition capable of crosslinking rapidly when hot by polyaddition, stable at room temperature for long periods (e.g. several weeks to several months).
- Another essential objective of the present invention is to provide an adherent elastomeric silicone composition (ESA), capable of being easily shaped and capable of retaining the shape thus formed, at least for the time necessary for crosslinking.
- ESA adherent elastomeric silicone composition
- Another essential objective of the invention is to provide an ESA composition of the type defined in the objectives set out above, the rheology of which is such that it allows easy deposition on at least one of the two parts to be assembled. and then assembling the two parts in fixed relative positions, while retaining the ability to manipulate / move the parts assembled before the plug (crosslinking) of the adhesive ESA, without changing the relative positions determined abovementioned.
- Another essential objective of the invention is to provide an adhesive silicone elastomer composition (ESA), polyaddition type, and in particular self-adhesive and which can be obtained in a simple and economical manner.
- Another essential objective of the present invention is to provide a process for applying the adherent silicone elastomer composition (ESA), crosslinkable by polyaddition, in particular self-adhesive, in the bonding for example of fibrous materials eg of textiles, in particular in the saddlery.
- ESA adherent silicone elastomer composition
- Another essential objective of the present invention is to provide a process for the application of an adhesive silicone elastomer composition (ESA), crosslinkable when hot and in particular self-adhesive, in the manufacture of in situ seals such as flowable seals, seals profiles in place and injected or overmolded joints.
- ESA adhesive silicone elastomer composition
- Another essential objective of the present invention is to provide a method for applying an adhesive silicone elastomer composition (ESA), crosslinkable by hot polyaddition in particular and self-adhesive.
- Another essential objective of the present invention is to provide an adhesive comprising the adhesive silicone elastomer (ESA), and in particular the above-mentioned self-adhesive adhesive.
- the present invention which relates, firstly, to a silicone elastomer composition, adhesive and crosslinkable when hot by polyaddition (hydrosilylation), this composition being of the type of those comprising:
- ⁇ ⁇ .l at least one metal catalyst (preferably based on platinum), ⁇ ⁇ .2 and at least one crosslinking inhibitor, ⁇ / a filler;
- R, R 1 , R 2 , R 3 , R 4 , R 1 , R 2 and R 3 identical or different, represent a linear, branched or cyclic alkyl radical, or a substituted or unsubstituted aryl radical, in particular: i. a linear or branched alkyl radical, in particular having from 2 to 30 carbon atoms (C), preferably from 2 to 12 C, ii. an alkyl radical comprising one or more rings, in particular 1 or 2, a cycle which may especially have from 4 to 14 C, preferably from 5 to 8 C, or iii.
- an aryl or alkylaryl radical comprising one or more adjoining or non-adjoining aromatic rings, in particular 1 or 2 rings, a cycle possibly comprising from 4 to 14 C, preferably from 6 to 8 C, optionally substituted by 1 or more , in particular from 1 to 2, linear or branched alkyl (s), in particular having from 1 to 12 C, preferably from 4 to 12 C.
- the ESA compositions according to the invention are intended to be used for assembly purposes and / or for sealing.
- the hot crosslinking of the ESA composition according to the invention is understood at a temperature: for example comprised between 50 and 200 ° C., preferably between 100 and 150 ° C, in ambient atmosphere.
- R is advantageously a cyclic alkyl radical or an aryl radical, preferably bi-phenyl.
- the radicals R 1 , R 2 , R 3 , R 4 , R 1 ' , R 2' and R 3 ' of the formulas (I) & (II) of the inhibitor ⁇ .l are cyclic alkyls, aryls or alkylaryl, preferably substituted phenyl, and even more preferably tert-butyl-phenyl.
- R 1 , R 2 , R 3 , R 4 , R 1 , R 2 and R 3 are advantageously identical.
- the preferred inhibitors correspond to formula (III) or (IV):
- radicals R 5 identical or different, preferably identical, are linear or branched alkyls, having in particular from 1 to 12 C, preferably from 4 to 12 C.
- the ⁇ .2 inhibitor corresponds to formulas (V) or (VI):
- the inhibitor of formula (V) is also referenced under CAS number: 38613-77-3.
- the metal molar ratios of the catalyst to the inhibitor can be between 1 / 0.5 and 1/10, preferably between 1/1 and 1/5.
- the catalysts ⁇ .l advantageously used in the catalytic assembly ⁇ of the composition according to the invention include all the catalysts useful for the hydrosilylation of POS carrying ⁇ Si-H units and of POS carrying ⁇ Si-- [unsaturation units ethylenic or acetylenic]. They can therefore be platinum, rhodium, iridium, nickel, ruthenium and / or palladium compounds. They are more particularly compounds of iridium or better still of platinum.
- the platinum compound can be any complex of platinum and an organic product, e.g. those described in patents US-B-3 159 601, US-B-3 159 602, US-B-3
- EP-A-0 057 459 EP-A-0 188 978 and EP-A-0 190 530, or any complex of platinum and vinylated organosiloxanes, e.g. those described in the patents
- chloroplatinic acid Mention may be made of chloroplatinic acid, a chloroplatinic acid modified with an alcohol, or else a complex of chloroplatinic acid with an olefin, an aldehyde or a vinylsiloxane, among others.
- the patent US-B-2 823 218 discloses a hydrosilylation catalyst of the chloroplatinic acid type and the patent US-B-3 419 593 relates to catalysts formed by chloroplatinic acid and organosilicone complexes of the vinylsiloxane type.
- Platinum and hydrocarbon complexes useful as a hydrosilylation catalyst are disclosed by US-B-3,159,601 and 3,159,602.
- US-B-3,723,497 describes a platinum acetylacetonate and US patent B-3 220 972 relates to catalysts based on platinum alcoholate.
- the catalysts ⁇ .l more specially selected in accordance with the invention are unsaturated platinum / siloxane complexes, in particular platinum / vinyl-siloxane complexes, in particular those obtained by reaction between a platinum halide and an unsaturated organosilicon material such as unsaturated silane or an unsaturated siloxane, eg according to the teaching of US-B-3,775,452 to which a person skilled in the art can refer.
- the invention preferably applies to the Karstedt solution or complex described above.
- the weight ratio Phosphorus of ⁇ .2 / Platinum of ⁇ .1 is such that: • P / Pt> 1
- the ⁇ catalytic assembly selected comprises a mixture of the catalyst ⁇ .l and the inhibitor ⁇ .2 ,. this mixture leading to a new complex species between these two compounds.
- the new species (V) has a structure of the type:
- the inhibitors used in the composition according to the invention are soluble in the unsaturated silanes or siloxanes ((eg vinylsiloxanes), and in the unsaturated platinum / siloxane solutions, eg platinum / vinylsiloxane.
- These vinylsiloxanes can for example be hexamethyldisiloxane (M 2 ) or octamethylcyclotetraorganosiloxane (D). This results in greater ease of implementation when mixing with silicone oils.
- the inhibitor is added to the catalyst solution.
- an inhibitor of formula (I) to (IV) can be added, in particular in solution in a vinylsiloxane, or another inhibitor crosslinking agent, for example an acetylenic alcohol (FR-A-2 372 874, FR-A-1 528 464), a maleate compound (US-B-4 256 870 and US-B-4 530 989) or a acetylene dicarboxylate compound (US-B-4,504,645 and US-B-4,347,346).
- the catalytic assembly ⁇ according to the invention can be simply mixed with POS ⁇ or with POS ⁇ , or with the mixture of POS ⁇ and ⁇ , before or after addition of the other ingredients.
- composition according to the invention also comprises POS ⁇ & ⁇ , which can advantageously be from the following species:
- POS (s) ⁇ include siloxyl units
- siloxyl units of formula (VIII) constituting the POS there may be mentioned: vmyldimethylsiloxyl, vinylphenylmethylsiloxyl, vinylmethylsiloxyl and vinylsiloxyl.
- the dimethylsiloxyl, methylphenylsiloyl, diphenylsiloxyl, methylsiloxyl and phenylsiloxyl units are examples of siloxyl units of formula (VII) of POS.
- POS are linear and cyclic compounds such as: o dimethylpolysiloxanes with dimethylvinylsilyl ends, o (methylvinyl) (dimethyl) polysiloxanes with trimethylsilyl ends, o (methylvinyl) (dimethyl) polysiloxanes with dimethylvinylsilyl ends , o or cyclic methylvinylpolysiloxanes.
- the polyorganosiloxane compositions according to the invention are single-component, and stable for a very long time when cold. They crosslink only with heat (50-200 ° C, preferably 100-150 ° C) by polyaddition reactions, essentially by reaction of hydrogenosilylated groups on alkenylsilylated groups.
- the polyorganosiloxanes entering into these compositions generally consist of pairs based, on the one hand, on a linear, branched or crosslinked polysiloxane consisting of units (VIII) in which the residue Z represents a C 2 -C 6 alkenyl group (preferably vinyl), and where x is at least equal to 1, optionally associated with units (VII), and on the other hand, of a linear, branched or crosslinked POS ⁇ SiH hydrogenopolysiloxane consisting of units (VIII) in which the remainder Z then represents a hydrogen atom and where x is at least equal to 1, possibly associated with units (VII).
- polyorganohydrogensiloxane ⁇ it is advantageously chosen from homopolymers and linear, cyclic or network copolymers having on average, per molecule, preferably at least 3 hydrogen atoms linked to different silicon atoms and whose organic radicals are linked the silicon atoms are chosen from methyl and ethyl radicals; At least 60 mol% of these radicals (and preferably all of these radicals) being methyl radicals.
- the POS ( ⁇ ) is used in an amount such that the molar ratio of the hydride functions of the POS ( ⁇ ) to the vinyl vinyl groups POS ( ⁇ ) are between 1.1 and 4.
- siloxyl units composing the POS ( ⁇ ) are H (CH 3 ) 2SiO ⁇ 2 , H (CH 3 ) SiO 2/2 , H (C 6 H 5 ) SiO M.
- POS ( ⁇ ) mention may be made of: - dimethylpolysiloxanes with hydrogenodimethylsilyl ends,
- ⁇ & ⁇ POSs are, for example, respectively a polyorganovinylsiloxane and a polyorganohydrogensosiloxane.
- the organic substituents other than the vinyl and hydrogen reactive groups are, for example, methyls or cyclohexyls.
- These hydrogenated or vinyl M, D units each have one or more H or Vinyl, preferably only one.
- the number of ⁇ SiH or ⁇ SiVi units per molecule is preferably greater than or equal to. 2.
- Suitable POS ⁇ are: o polymethylhydrogenosiloxanes with -Si (CH 3 ) 3 ends, o polydimethylsiloxanes with -Si (CH 3 ) 2 H ends, o methylhydrogenodimethylsiloxane copolymers with -Si (CH 3 ) 2H ends, o copolymers methylhydrogenomethyloctylsiloxanes, o and methylhydrogenocyclosiloxane polymers.
- the POS ⁇ & ⁇ have an average molecular mass of between 1.10 2 and 1.10 7 (g / mol).
- compositions according to the invention can be of the RTV or LSR type.
- the crosslinkable elastomeric RTV silicone compositions have a viscosity T
- polyaddition POSs used in the compositions according to the invention (POS ⁇ - or even p), there are several classes which are distinguished by their viscosity and which define polyaddition silicone elastomer compositions of RTV or LSR type.
- the polyorganosiloxane constituent (s) POS ⁇ and / or p are chosen from those carrying (s) alkenyl-silylated groups, which have advantageous- a viscosity ⁇ at 25 ° C:
- the ⁇ and / or POS ⁇ and / or p carrier (s) of alkenyl-silylated groups have, for example a viscosity ⁇ 'at 25 ° C:
- the constituent (s) polyorganosiloxane (s) ⁇ ) of hydrogenosilylated groups generally has a viscosity at 25 ° C at most equal to 10 000 mPa. s and preferably between 5 and 1000 mPa.s. All the viscosities referred to in the present description correspond to a quantity of dynamic viscosity at 25 ° C. measured, in a manner known per se, at a shear rate gradient representative of its use.
- composition according to the invention comprises mixtures of POS different by their nature and / or by their viscosity.
- the composition according to the invention comprises: ⁇ - at least one POS having, per molecule, at least two alkenyl groups, C -C 6 bonded to silicon; ⁇ - at least one POS having, per molecule, at least two hydrogen atoms bonded to silicon; ⁇ - a catalytic unit as defined above; ⁇ / an adhesion promoter preferably binary, and more preferably still consisting of: tJ A at least one alkoxy organosilane lé containing per molecule, at least one alkenyl group in C 2 -C 6 , A ⁇ .2 A at least one organosilicate compound comprising at least one epoxy radical; ⁇ / a filler: o ⁇ .l reinforcing, o ⁇ .2 non-reinforcing (semi-reinforcing) or stuffing, o ⁇ .3 or microspherical; p / optionally at least one POS resin carrying T and / or Q si
- the reinforcing filler ⁇ .l can be chosen from mineral materials, in particular siliceous.
- the reinforcing siliceous fillers are chosen from colloidal silicas, combustion and precipitation silica powders or their mixtures. These powders have an average particle size generally less than 0.1 ⁇ m and a BET specific surface greater than 50 m 2 / g, preferably between 50 and 400 m 2 / g ;. especially between. 90 and 350 m7g.
- the load ⁇ .2 non-reinforcing or semi-reinforcing (stuffing) is advantageously implemented as a complement to the load ⁇ .l of reinforcement.
- This filler ⁇ .2 can also be selected from the group of mineral materials including, among other things, semi-reinforcing siliceous fillers, such as diatomaceous earth or ground quartz.
- ⁇ .2 can also be a non-siliceous mineral material.
- non-siliceous fillers which can be used alone or as a mixture are carbon black, titanium dioxide, magnesium oxide, aluminum oxide, hydrated alumina, expanded vermiculite, unexpanded vermiculite, calcium carbonate, zinc oxide, mica, talc, iron oxide, barium sulphate, slaked lime, diatomaceous earth, crushed quartz and crushed zirconia.
- non-siliceous fillers have a particle size generally between 0.001 and 300 ⁇ m and a BET surface area of less than 100 m 2 / g.
- the fillers used can be a mixture of quartz and silica.
- the fillers can be pretreated with any suitable product, eg with chlorosilanes, cyclosiloxanes or hexamethyldisilazane (HMDZ), or other organosilicon compounds usually used for this use, such as organochlorosilanes, diorganocyclopolysiloxanes, hexaorganodisiloxanes, hexorganodisilazanes or diorganocyclopolysilazanes (French patents FR-A-1,126,884, FR-A-1,136,885, FR-A-1,236,505, English patent GB-A-1,024,234).
- the reinforcing siliceous filler ⁇ .l can for example be treated in situ with a "compatibilization” agent, preferably of the HMDZ type, in the presence of POS ( ⁇ ).
- a "compatibilization” agent preferably of the HMDZ type
- POS POS
- in situ treatment of the siliceous filler is meant the bringing together of the filler and the compatibilizing agent with at least one portion of polyorganosiloxane silicone oil ( ⁇ ).
- this essentially consists in introducing compatibilization agent (CA) in two stages into the preparation medium:
- portion 1 • and on the other hand (portion 2), after this placing in the presence of silicone oil / filler.
- the compatibilizing agent of the portion (1) is thus chosen from molecules which satisfy at least two criteria:
- the agent of the portion (1) could for example be: a silazane, preferably a disilazane, or their mixtures, hexamethyldisilazane (HMDZ) being preferred and being able to be associated with divinyltetramethyldisilazane,
- HMDZ hexamethyldisilazane
- This agent of the portion (1) is preferably used in the presence of water.
- the compatibilizers of the portion (2) can be chosen from the various silazanes and disilazanes encountered above, taken alone or as a mixture with one another, preferably from the disilazanes, hexamethyldisilazane associated or not with divinyltetramethyldisilazane being particularly preferred.
- HMDZ This in situ treatment of silica with HMDZ is described in detail in patent application WO-A-98/58997, which is incorporated in its entirety in the present description by reference.
- a neutralizer such as, for example, a weak acid (acetic or phosphoric acid e.g.) or a silica filler such as ground quartz.
- the charge ⁇ .3 can also be microspheric, that is to say preferably consisting of expandable organic microspheres comprising, as is known per se, a polymer wall containing a liquid or a gas. These microspheres are caused to expand by heating them beyond the softening point of the polymer and to a temperature sufficient to vaporize the liquid or to properly expand the gas, which may for example be an alkane such as isobutane or isopentane.
- the wall may consist, as is known per se, of polymers or copolymers, for example prepared from vinyl chloride, vinylidene chloride, acrylonitrile, methyl methacrylate or styrene monomers or mixtures of polymers and or copolymers, for example , in particular of acrylonitrile / methacrylonitrile copolymers, acrylonitrile / vinylidene chloride copolymer. See in particular US-B-3,615,972. They can be incorporated into the composition either in the expanded state or before their expansion, which can be induced, by appropriate heating, during the crosslinking of the composition.
- the microspheres Before their expansion, the microspheres will preferably have a diameter between 3 and 50 ⁇ m, more particularly between 5 and 30 ⁇ m.
- a diameter after expansion in situ or original in particular between 10 and 150, in particular between 20 and 100 ⁇ m.
- fillers may be present at a rate: ⁇ from 5 to 30%, preferably from 15 to 25% relative to the total composition without the microspheres, for the reinforcing fillers ⁇ .l, ⁇ from 5 to 40%, preferably from 10 to 30% preferably from 2 to 10% and more preferably more than 3 or 4% by weight relative to the total composition, for semi-reinforcing or stuffing fillers ⁇ .2, ⁇ from 1 to 30% in weight, preferably from 2 to 10% and more preferably more than 3 or 4% by weight relative to the total composition for the microsphere charge ⁇ .3.
- compositions according to the invention refer to standard proportions in the technical field under consideration, knowing that the intended application must also be taken into account.
- the resin (p) carries alkenyl siloxyl units, preferably vinyl type M V
- the organic substituents of the MDT and / or Q siloxyl units of these resins are, for example, isopropyltertiobutyl, n-hexyl or phenyl methyl radicals.
- silicone resins are well-known branched POSs, the preparation methods of which are described in numerous patents.
- resins which can be used mention may be made of MQ, MDQ, TD and MDT resins.
- resins (p) can be solid or liquid at room temperature. They can be in solution in an organic solvent or a silicone oil.
- the adhesion promoter ⁇ preferably comprises:
- R 10 , R 20 , R 30 are hydrogenated or hydrocarbon radicals which are identical or different from each other and preferably represent hydrogen, a linear or branched C ⁇ -C alkyl or a phenyl optionally substituted by at least one C ⁇ alkyl -C 3 ,
- A is a linear or branched C 1 -C 4 alkylene
- G is a valence bond or oxygen
- R 4 and R are the same or different radicals and represent alkyl in
- VTMS vinyltrimethoxysilane
- organosilicon compound ( ⁇ .2) it is provided in accordance with the invention to choose it: - either from the products ( ⁇ .2a) corresponding to the following general formula:
- R 60 is a linear or branched C1 - C4 alkyl radical
- R 70 is a linear or branched alkyl radical y is equal to 0, 1, 2 or 3, preferably to 0 or 1 and, more preferably still to 0,
- ⁇ E and D which are identical or different radicals chosen from linear or branched Cj-C 4 alkyls, ⁇ z which is equal to 0 or 1,
- R 80 , R 90 , R 100 which are identical or different radicals representing hydrogen or a linear or branched C 1 -C 4 alkyl, hydrogen being more particularly preferred
- R 80 and R 90 or R 100 which may alternately constitute together with the two carbons carrying the epoxy, an alkyl ring having from 5 to 7 links, either from the products ( ⁇ .2b) constituted by epoxyfunctional polydiorganosiloxanes comprising at least a motif of formula: Xp Gq SiO ( ⁇ .2 bl) in which:
- Gr SiO ( ⁇ .2 b2) in which G has the same meaning as above and ra has a value between 0 and 3, for example between 1 and 3.
- the compounds ( ⁇ .2) are therefore preferably epoxyalkoxysilicones and more preferably still epoxyalkoxymonosilanes ( ⁇ .2a).
- examples of such compounds ( ⁇ .2) there may be mentioned:
- an advantageous combination for forming the adhesion promoter is as follows:
- composition comprises an extender ⁇
- alkoxylated organosiloxane ⁇ .l preferably comprises at least one C 3 -C 6 alkenyl group.
- the optional thermal resistance agent ⁇ (in the crosslinked state), may for example be chosen from the group comprising: TiO 2 (particles preferably of polycrystalline structure mainly anatase or mainly rutile, optionally surface-treated and described in particular in French patent application FR 98 03396 [R98041], iron or cerium oxides, organic metal acid salts, eg of iron or cerium, for example iron or cerium octoate, carbon black .
- the silicone compositions of the invention may also comprise the usual functional additives ⁇ .
- the usual functional additives ⁇ there may be mentioned: "the extenders constituted by at least one POS ⁇ , ⁇ ⁇ SiH,
- additives for thermal resistance, resistance to oils, to fire for example metal oxides.
- the optional lengthening POS ⁇ can be a POS having terminal siloxy units of the type: HR ° 2 SiO ⁇ / 2 , with R ° identical or different between them and corresponding to an alkyl or linear or branched group C ⁇ -C 6 and / or a substituted or unsubstituted aryl, R ° preferably being CH 3 .
- this POS ( ⁇ ) is, moreover, a polydiorganosiloxane, preferably a polydimethylsiloxane.
- POS ⁇
- poly (dimethylsiloxy) - ⁇ , ⁇ - (dimethylhydrogenosiloxy) siloxane examples of poly (dimethylsiloxy) - ⁇ , ⁇ - (dimethylhydrogenosiloxy) siloxane.
- this ⁇ , ⁇ -hydrogenated PDMS can be a commercial product such as RHODORSIL® 620 H2 from the company RHODIA CHIMIE.
- the catalytic assembly ⁇ is obtained: • either by mixing the inhibitor ⁇ .2 with a solution / dispersion of the catalyst ⁇ .l, preferably in an optionally vinylized polysiloxane oil, • or by mixing the catalyst ⁇ . l in a dispersion of the inhibitor ⁇ .2 in a silicone oil with a viscosity less than or equal to 100,000 mPa.s at 25 ° C, preferably vinylated;
- the constituents used are preferably: - in step a): ⁇ , ⁇ , p in step d): ⁇ , ⁇ , ⁇ , ⁇ .
- the present invention also encompasses a whole section for applying the ESA adhesive silicone elastomer composition as defined above which can be crosslinked by polyaddition and added with a platinum / phosphinic inhibitor catalytic assembly (I) or (II).
- the compositions in accordance with the invention can be used for multiple applications, such as the assembly of the most diverse materials (metals, plastics, glass and ceramics) or jointing in various fields of industry: automobile and transport, household appliances , electrical engineering, etc.
- the materials constituting these parts and on which the ESAs according to the invention are perfectly adherent can be glass, stainless steel, cast iron, aluminum, galvanized sheet, electro-galvanized sheet, sheet painted with cataphoresis paint. , polyamide, phenoplast resins, etc.
- ESAs In the household appliance sector, various applications of ESAs according to the invention can be cited: - doors of electric or gas ovens, doors of microwave or combi ovens, ceramic hobs, parts of irons, washing machine drum.
- the applications of ESA according to the invention which can be envisaged in the electrical engineering and electronics industry, are: covers of electrical or electronic boxes, electronic cards.
- surface bonding applications such as the bonding of fabrics for example on seats - upholstery - (transport sector) .
- the ESAs according to the invention are particularly suitable for this application by their good classification in terms of fire-smoke safety regulations, by their good level of thixotropy which avoids impregnation of the product before crosslinking followed by "staining" of the fabric and finally by its good level of grip on the supports constituting the seats (steel, stainless steel, polyester, ABS, polycarbonate, velvet etc ).
- the single-component ES A according to the invention also makes it possible to bond different lifting parts made of glass, stainless steel and polyamide.
- the ESA composition according to the invention can be used, as an adhesive for the assembly of at least two elements.
- Such an application process is characterized in that it essentially consists in coating at least one of the elements to be assembled with a layer of composition according to the invention, in assembling said elements by applying them against each other, and in crosslink the elastomeric adhesive, preferably by heating.
- the elements to be assembled are in number of two.
- one of the elements to be assembled is a woven, knitted, nonwoven fibrous material based on conventional natural and / or synthetic fibers.
- the present invention finally relates to an adhesive, characterized in that it comprises one-component ESA composition according to the invention.
- POS ⁇ poly (dimethyl) (hydrogenomethyl) siloxane, blocked by (CH 3 ) 2 HSiO 0.5 units having a viscosity of approximately 25 mPa.s and containing in total approximately 0.7 SiH function per 100 g of oil catalytic unit ⁇ : o ⁇ .1 platinum metal in the form of a metal complex, known under the name of Karstedt catalyst in solution in a vinylated oil PDMS o ⁇ .2 Irgafos® P-EPQ of formula:
- resin p resin of structure MM V 'DD V ' Q containing by weight approximately 0.6% of vinyl groups (Vi) and consisting of, by weight approximately 17% of (CH) 3 SiOo , 5
- a suspension is first prepared by mixing at room temperature in a reactor with a capacity of about 2 liters equipped with a central agitation of the “butterfly wings” type (planetary mixer), the following ingredients: Silicone resin p
- the apparatus is then placed under vacuum of approximately 25 mm Hg and the stirring speed is increased to 500 T for 5 min; in this phase, the temperature reaches approximately 125 ° C.
- the installation is brought back to atmospheric pressure and allowed to cool.
- the whole is homogenized for another 5 to 10 min at approximately 350 T.
- the premix or pasting which is used for the formulation of the one-component is then collected.
- ESA are brought together without agitation.
- reaction mixture is kept stirring for a few minutes.
- An orange-yellow catalytic solution is obtained containing 8.4% platinum by weight. This clear, homogeneous and easily handled solution is used in the following examples.
- the whole is in the form of a consistent, thixotropic elastomer, black in color.
- the one-component ESA formula has a Newtonian characteristic with a drop in viscosity as a function of the shear gradient. Representative data for viscosity, flowability and extrusion are shown in Table 2. The rheometer conditions (CARRI-MED) used to determine the viscosity are presented in Table 3. Table 2
- the glass is completely glued after 15 minutes at 150 ° C.
- the one-component ESA formulation behaves correctly when used on substrates identical to those used by our customers. 2 / Crosslinking kinetics
- the optima are obtained after 10 minutes at 200 ° C and 15 minutes at 150 ° C.
- the optimal breaking stress value measured at 150 ° C corresponds to more than 80% of the maximum value recorded during reference bonding. At 200 ° C, more than 90% of the reference value is reached.
- test pieces for the adhesion test (standard MNRPS 748 - 1 mm thick joint) were crosslinked for 1 hour at 150 ° C plus 24 hours of curing at 23 ° C & 50% relative humidity (Initial). Thermal aging is carried out at 250 ° C for three days for mixed Glass / Stainless steel bonding.
- Table 7 brings together the adhesion results (standard MNRPS 748) initially, after heat treatment in 72 hours at 250 ° C and after passing over humid heat at 80% relative humidity in 240 hours at 50 ° C.
- crosslinking conditions of 15 min. at 150 ° C are more suited to the production rate of assembly lines for customers, therefore more linked to the actual conditions of applications.
- a bonding is carried out consisting in assembling stainless steel brackets on a screen-printed glass oven door.
- Crosslinking the ESA s-component formulation is made for 15 minutes at 150 ° C (Table 8)
- test pieces for the adhesion test (standard MNRPS 748 - 1 mm thick joint) were crosslinked for 1 hour at 150 ° C plus 24 hours of curing at 23 ° C & 50% RH.
- Table 11 brings together the adhesion results (standard MNRPS 748) of the glass and stainless steel assemblies after long-term heat treatment in 1000 hours at 180, 200 and 225 ° C.
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
Description
Claims
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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FR0215270 | 2002-12-04 | ||
FR0215270A FR2848215B1 (fr) | 2002-12-04 | 2002-12-04 | Composition elastomere silicone, adhesive, monocomposante et reticulable par polyaddition |
PCT/FR2003/003476 WO2004061003A1 (fr) | 2002-12-04 | 2003-11-25 | Composition elastomere silicone, adhesive, monocomposante et reticulable par polyaddition |
Publications (1)
Publication Number | Publication Date |
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EP1567593A1 true EP1567593A1 (fr) | 2005-08-31 |
Family
ID=32319968
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP03789491A Withdrawn EP1567593A1 (fr) | 2002-12-04 | 2003-11-25 | Composition elastomere silicone, adhesive, monocomposante et reticulable par polyaddition |
Country Status (8)
Country | Link |
---|---|
US (1) | US7494694B2 (fr) |
EP (1) | EP1567593A1 (fr) |
CN (1) | CN100473694C (fr) |
AU (1) | AU2003294075A1 (fr) |
BR (1) | BR0316597A (fr) |
FR (1) | FR2848215B1 (fr) |
PL (1) | PL377585A1 (fr) |
WO (1) | WO2004061003A1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101824197A (zh) * | 2009-08-14 | 2010-09-08 | 中国人民解放军第四军医大学 | 一种适用于zy-1加成型硅橡胶与丙烯酸树脂粘接的偶联剂 |
Families Citing this family (37)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2003092890A2 (fr) * | 2002-04-29 | 2003-11-13 | Rhodia Chimie | Ensemble catalytique pour hydrosilylation, son procede de preparation et compositions silicone l'incorporant |
FR2879612B1 (fr) * | 2004-12-21 | 2007-05-04 | Rhodia Chimie Sa | Composition elastomere silicone, adhesive, monocomposante et reticulable par polyaddition |
CN101208069B (zh) * | 2005-06-22 | 2012-05-02 | 3M创新有限公司 | 具有改进贮存行为的亲水化可固化的硅树脂印模材料 |
FR2887605B1 (fr) * | 2005-06-23 | 2007-08-24 | Valeo Materiaux De Friction Sa | Element de progressivite pour friction d'embrayage |
JP2007308581A (ja) * | 2006-05-18 | 2007-11-29 | Shin Etsu Chem Co Ltd | 付加硬化型シリコーンゴム組成物の硬化方法及び付加硬化型シリコーンゴム組成物 |
US8431647B2 (en) * | 2006-12-27 | 2013-04-30 | Bluestar Silicones France Sas | Adhesive silicone compositions and adhesive bonding/seaming therewith |
JP2009091403A (ja) * | 2007-10-04 | 2009-04-30 | Shin Etsu Chem Co Ltd | 付加硬化型シリコーンゴム組成物及びその硬化方法 |
JP2009220384A (ja) * | 2008-03-17 | 2009-10-01 | Shin Etsu Chem Co Ltd | シリコーンゴム薄膜被覆層の形成方法、及びシリコーンゴム薄膜被覆物品 |
US7841402B2 (en) * | 2008-04-09 | 2010-11-30 | Baker Hughes Incorporated | Methods and apparatus for collecting a downhole sample |
US7836951B2 (en) * | 2008-04-09 | 2010-11-23 | Baker Hughes Incorporated | Methods and apparatus for collecting a downhole sample |
WO2010009754A1 (fr) * | 2008-07-21 | 2010-01-28 | Momentive Performance Materials Gmbh | Compositions de silicone durcissables comprenant des organo-silylphosphites |
WO2010009752A1 (fr) * | 2008-07-21 | 2010-01-28 | Momentive Performance Materials Gmbh | Compositions de silicone durcissables comprenant des cyclo-alkylphosphites |
WO2010009755A1 (fr) * | 2008-07-21 | 2010-01-28 | Momentive Performance Materials Gmbh | Compositions de silicone durcissables comprenant des aryl-phosphites |
CN102391651A (zh) * | 2011-10-09 | 2012-03-28 | 常熟市广大电器有限公司 | 一种led芯片封装用有机硅橡胶的配方 |
JP2013095809A (ja) * | 2011-10-31 | 2013-05-20 | Nitto Denko Corp | シリコーン樹脂組成物、シリコーン樹脂シート、光半導体素子装置、および、シリコーン樹脂シートの製造方法。 |
JP5824337B2 (ja) * | 2011-11-16 | 2015-11-25 | 株式会社アドバンテスト | 試験用キャリア |
WO2015048228A2 (fr) * | 2013-09-25 | 2015-04-02 | Alzo International, Inc. | Gels d'élastomère de silicone amélioré et procédés d'hydrosilylation associés |
KR20160094385A (ko) | 2013-12-05 | 2016-08-09 | 허니웰 인터내셔날 인코포레이티드 | 조절된 pH를 갖는 주석(II) 메탄술포네이트 용액 |
CN104031604A (zh) * | 2014-06-27 | 2014-09-10 | 上海回天新材料有限公司 | 一种有触变性的有机硅灌封胶 |
MX2016016984A (es) | 2014-07-07 | 2017-05-03 | Honeywell Int Inc | Material de interconexion termica con depurador ionico. |
TWI663236B (zh) * | 2014-10-16 | 2019-06-21 | Dow Silicones Corporation | 聚矽氧組合物及具有由該組合物製得之壓敏性黏著層的壓敏性黏著膜 |
TW201625754A (zh) * | 2014-11-21 | 2016-07-16 | 艾倫塔斯有限公司 | 單一成份、儲存穩定、可硬化之聚矽氧組成物 |
CN112080258A (zh) | 2014-12-05 | 2020-12-15 | 霍尼韦尔国际公司 | 具有低热阻的高性能热界面材料 |
US10312177B2 (en) | 2015-11-17 | 2019-06-04 | Honeywell International Inc. | Thermal interface materials including a coloring agent |
GB201603107D0 (en) | 2016-02-23 | 2016-04-06 | Dow Corning | Low temperature cure silicone elastomer |
CN109072051B (zh) | 2016-03-08 | 2023-12-26 | 霍尼韦尔国际公司 | 相变材料 |
US10501671B2 (en) | 2016-07-26 | 2019-12-10 | Honeywell International Inc. | Gel-type thermal interface material |
JP6845343B2 (ja) | 2017-02-08 | 2021-03-17 | エルケム・シリコーンズ・ユーエスエイ・コーポレーションElkem Silicones Usa Corp. | 温度管理の改善された二次電池パック |
US11041103B2 (en) | 2017-09-08 | 2021-06-22 | Honeywell International Inc. | Silicone-free thermal gel |
US10428256B2 (en) | 2017-10-23 | 2019-10-01 | Honeywell International Inc. | Releasable thermal gel |
US11072706B2 (en) | 2018-02-15 | 2021-07-27 | Honeywell International Inc. | Gel-type thermal interface material |
CN113166539B (zh) * | 2018-10-26 | 2023-10-10 | 埃肯有机硅(上海)有限公司 | 有机硅组合物和用于增材制造有机硅弹性体制品的方法 |
US11373921B2 (en) | 2019-04-23 | 2022-06-28 | Honeywell International Inc. | Gel-type thermal interface material with low pre-curing viscosity and elastic properties post-curing |
CN111793366A (zh) * | 2020-08-07 | 2020-10-20 | 东莞市固泰有机硅有限公司 | 一种不含白炭黑的高硬度胶辊用固体硅橡胶及其制备方法 |
CN112708396A (zh) * | 2020-12-29 | 2021-04-27 | 苏州添易朗科技有限公司 | 一种一体黑式硅胶oca的制备 |
WO2023227714A1 (fr) | 2022-05-25 | 2023-11-30 | Momentive Performance Materials Gmbh | Nouveaux composés de métaux de transition phosphite substitués |
WO2024027906A1 (fr) * | 2022-08-02 | 2024-02-08 | Wacker Chemie Ag | Compositions de silicone |
Family Cites Families (35)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1126884A (fr) | 1954-10-02 | 1956-12-03 | Teves Kg Alfred | Régulateur de pression pour la répartition harmonique de la pression |
FR1136885A (fr) | 1954-10-06 | 1957-05-21 | Dow Corning | Procédé de fabrication de produits organosiliciques pulvérulents hydrophobes |
BE553159A (fr) | 1955-12-05 | |||
BE556585A (fr) | 1956-04-11 | |||
US3159602A (en) | 1962-06-07 | 1964-12-01 | Olin Mathieson | Preparation of polymeric phosphates |
GB1024234A (en) | 1962-06-27 | 1966-03-30 | Midland Silicones Ltd | Improvements in or relating to siloxane elastomers |
US3159601A (en) | 1962-07-02 | 1964-12-01 | Gen Electric | Platinum-olefin complex catalyzed addition of hydrogen- and alkenyl-substituted siloxanes |
US3220972A (en) | 1962-07-02 | 1965-11-30 | Gen Electric | Organosilicon process using a chloroplatinic acid reaction product as the catalyst |
NL131800C (fr) | 1965-05-17 | |||
FR1528464A (fr) | 1966-06-23 | 1968-06-07 | Dow Corning | Compositions d'organopolysiloxanes durcissables à une partie composante |
NL129346C (fr) | 1966-06-23 | |||
US3615972A (en) | 1967-04-28 | 1971-10-26 | Dow Chemical Co | Expansible thermoplastic polymer particles containing volatile fluid foaming agent and method of foaming the same |
US3814730A (en) | 1970-08-06 | 1974-06-04 | Gen Electric | Platinum complexes of unsaturated siloxanes and platinum containing organopolysiloxanes |
US3715334A (en) | 1970-11-27 | 1973-02-06 | Gen Electric | Platinum-vinylsiloxanes |
US3775452A (en) | 1971-04-28 | 1973-11-27 | Gen Electric | Platinum complexes of unsaturated siloxanes and platinum containing organopolysiloxanes |
US3723497A (en) | 1971-11-19 | 1973-03-27 | Dow Corning | Silicone compositions catalyzed with platinum ii diacetylacetonate |
DE2654893A1 (de) | 1976-12-03 | 1978-06-15 | Wacker Chemie Gmbh | Verfahren zum herstellen von klebrige stoffe abweisenden ueberzuegen |
US4256870A (en) | 1979-05-17 | 1981-03-17 | General Electric Company | Solventless release compositions, methods and articles of manufacture |
US4394317A (en) | 1981-02-02 | 1983-07-19 | Sws Silicones Corporation | Platinum-styrene complexes which promote hydrosilation reactions |
US4347346A (en) | 1981-04-02 | 1982-08-31 | General Electric Company | Silicone release coatings and inhibitors |
DE3315060A1 (de) | 1983-04-26 | 1984-10-31 | Wacker-Chemie GmbH, 8000 München | Verfahren zum vernetzen von organopolysiloxanmassen |
US4504645A (en) | 1983-09-23 | 1985-03-12 | Minnesota Mining And Manufacturing Company | Latently-curable organosilicone release coating composition |
US4593084A (en) * | 1984-11-19 | 1986-06-03 | Doe Corning Corporation | Platinum-phosphine-vinylsiloxane complexes |
FR2575086B1 (fr) | 1984-12-20 | 1987-02-20 | Rhone Poulenc Spec Chim | Complexe platine-alcenylcyclohexene comme catalyseur de reaction d'hydrosilylation et son procede de preparation |
FR2575085B1 (fr) | 1984-12-20 | 1987-02-20 | Rhone Poulenc Spec Chim | Complexe platine-triene comme catalyseur de reaction d'hydrosilylation et son procede de preparation |
US5125998A (en) * | 1989-11-03 | 1992-06-30 | Dow Corning Corporation | Process for improving the bath life and cure time of heat-curable silicone compositions |
US5380812A (en) * | 1994-01-10 | 1995-01-10 | Dow Corning Corporation | One part curable compositions containing deactivated hydrosilation catalyst and method for preparing same |
DE19532316C1 (de) | 1995-09-01 | 1997-05-22 | Bayer Ag | Vernetzbare Polysiloxan-Mischungen, ein Verfahren zur Herstellung und deren Verwendung |
US5696210A (en) * | 1996-10-09 | 1997-12-09 | Dow Corning Corporation | Flowable adhesive |
IL130466A0 (en) * | 1996-12-30 | 2000-06-01 | Ge Bayer Silicones Gmbh & Co | Crosslinkable mixtures and a process for preparing them |
FR2764894B1 (fr) | 1997-06-24 | 1999-09-24 | Rhodia Chimie Sa | Procede de preparation d'une suspension de silice dans une matrice silicone vulcanisable a temperature ambiante et a chaud pour former des elastomeres |
DE19757221A1 (de) * | 1997-12-22 | 1999-06-24 | Ge Bayer Silicones Gmbh & Co | Vernetzbare Mischungen, ein Verfahren zu deren Herstellung und deren Verwendung |
FR2775981B1 (fr) | 1998-03-16 | 2000-06-02 | Rhodia Chimie Sa | Composition silicone elastomere reticulant a chaud, thermiquement stable et coloree sans pastellisation |
FR2791994B1 (fr) | 1999-04-07 | 2002-07-05 | Rhodia Chimie Sa | Composition elastomere silicone non coulante, reticulable par polyaddition, et ses applications dans la fabrication de joints in situ ainsi qu'a titre de colle notamment pour sellerie |
WO2003092890A2 (fr) | 2002-04-29 | 2003-11-13 | Rhodia Chimie | Ensemble catalytique pour hydrosilylation, son procede de preparation et compositions silicone l'incorporant |
-
2002
- 2002-12-04 FR FR0215270A patent/FR2848215B1/fr not_active Expired - Fee Related
-
2003
- 2003-11-25 BR BRPI0316597-3A patent/BR0316597A/pt not_active IP Right Cessation
- 2003-11-25 WO PCT/FR2003/003476 patent/WO2004061003A1/fr not_active Application Discontinuation
- 2003-11-25 US US10/537,782 patent/US7494694B2/en not_active Expired - Fee Related
- 2003-11-25 PL PL377585A patent/PL377585A1/pl not_active Application Discontinuation
- 2003-11-25 CN CNB2003801087248A patent/CN100473694C/zh not_active Expired - Fee Related
- 2003-11-25 AU AU2003294075A patent/AU2003294075A1/en not_active Abandoned
- 2003-11-25 EP EP03789491A patent/EP1567593A1/fr not_active Withdrawn
Non-Patent Citations (1)
Title |
---|
See references of WO2004061003A1 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101824197A (zh) * | 2009-08-14 | 2010-09-08 | 中国人民解放军第四军医大学 | 一种适用于zy-1加成型硅橡胶与丙烯酸树脂粘接的偶联剂 |
Also Published As
Publication number | Publication date |
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WO2004061003A1 (fr) | 2004-07-22 |
CN1738867A (zh) | 2006-02-22 |
PL377585A1 (pl) | 2006-02-06 |
CN100473694C (zh) | 2009-04-01 |
FR2848215A1 (fr) | 2004-06-11 |
BR0316597A (pt) | 2006-03-01 |
AU2003294075A1 (en) | 2004-07-29 |
US20060128881A1 (en) | 2006-06-15 |
US7494694B2 (en) | 2009-02-24 |
FR2848215B1 (fr) | 2006-08-04 |
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