EP2914644A1 - Polymères à faible masse molaire comprenant au moins un groupement terminal 4-méthyléther-1,3-dioxolan-2-one - Google Patents
Polymères à faible masse molaire comprenant au moins un groupement terminal 4-méthyléther-1,3-dioxolan-2-oneInfo
- Publication number
- EP2914644A1 EP2914644A1 EP13801628.2A EP13801628A EP2914644A1 EP 2914644 A1 EP2914644 A1 EP 2914644A1 EP 13801628 A EP13801628 A EP 13801628A EP 2914644 A1 EP2914644 A1 EP 2914644A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- radicals
- polymer
- radical
- divalent
- hydroxyl ends
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- 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
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/91—Polymers modified by chemical after-treatment
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F8/00—Chemical modification by after-treatment
-
- 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
- C08G71/00—Macromolecular compounds obtained by reactions forming a ureide or urethane link, otherwise, than from isocyanate radicals in the main chain of the macromolecule
- C08G71/04—Polyurethanes
Definitions
- Low molecular weight polymers comprising at least one terminal group 4-methylether-1,3-dioxolan-2-one
- the subject of the present invention is low molecular weight polymers comprising in each of their ends a 1,3-dioxolan-2-one (or cyclocarbonate) end group linked to a polymeric chain by a substituted methyl ether (CH 2 -O) function.
- diisocyanates are toxic compounds as such, and are generally obtained from phosgene, itself very toxic by inhalation or contact.
- the manufacturing process used in industry generally involves the reaction of an amine with an excess of phosgene to form an isocyanate.
- Patent application WO 03/028644 of Eurotech Ltd discloses almost pure oligomeric compounds of 4-methyl-1,3-dioxolan-2-one. It describes in particular oligomeric compounds of 4-methylether-1,3-dioxolan-2-one polypropylene glycol, low molecular weight, typically 600 to 1600 g / mol.
- the structure of these oligomers is star-shaped comprising from 3 to 6 branches, each branch comprising a 4-methylether- 1, 3-dioxolan-2-one polypropylene glycol, and all the branches being interconnected by a hydrocarbon group.
- the 4-methylether-1,3-dioxolan-2-one group terminates the terminal group of each branch, the hydrocarbon group being at the other end of the branch. No example of synthesis of an oligomeric compound of polypropylene glycol 4-methylether-1,3-dioxolane is described.
- a sizing agent system which comprises at least two components A and B.
- Component A is a polymer comprising at least two groups, preferably terminal, each comprising a group, preferably a terminus, 1,3-dioxolan-2-one.
- Component B is a compound comprising at least two primary and / or secondary amino groups.
- Such a sizing agent system is used as an adhesive comprising two components (or two-component), that is to say that the two components are mixed at the time of bonding.
- component A comprises at least two end groups comprising CO or urethane functional groups.
- the present invention aims to provide new intermediates for the synthesis of polyurethanes without using isocyanate.
- the present invention relates to a polymer of formula (I) comprising at least one terminal group 4-methylether-1,3-dioxolan-2-one: in which :
- P is a divalent polymeric radical, with the proviso that P is different from a polyoxypropylene radical;
- n is a number from 1 to 6, preferably m is chosen from 2 and 3, even more preferably m is equal to 2;
- B is a monovalent, divalent, trivalent, tetravalent, pentavalent or hexavalent radical, said radical generally comprising from 1 to 44 carbon atoms per molecule;
- the polymeric divalent radical P being such that the number-average molar mass Mn of the polymer of formula (I) is in the range of 400 to 8000 g / mol, preferably 1000 to 4000 g / mol, and such that the polymolecularity ( Pd) of the polymer of formula (I) is in the range of 1.0 to 4.0.
- the polydispersity Pd is defined as the ratio Mw / Mn, that is to say the ratio of the molar mass by weight to the molar mass by number of the polymer.
- the two molar masses Mn and Mw are measured according to the invention by Size Exclusion Chromatography (SEC), usually with PEG (PolyEthyleneGlycol) or PS (Polystyrene) calibration.
- SEC Size Exclusion Chromatography
- polyoxypropylene radical is meant according to the invention a radical formed exclusively of oxypropylene units.
- terminal group means a group located at the end of the chain (or end) of the polymer.
- the radical B may be linear or branched, may comprise at least one saturated and / or unsaturated bond, and may comprise at least one cyclic and / or alicyclic group.
- the radical B is preferably chosen from the group formed by the radicals derived from butadiene and the radicals formed from the methanol, ethylene glycol, propylene glycol, neopentyl glycol, dimeric fatty alcohol, trimethylolpropane, pentaerythritol, glycerol, arabinol and sorbitol compounds, by leaving at least one hydroxyl group.
- the radical B is even more preferably chosen from the group formed by the radicals formed from the methanol, ethylene glycol, propylene glycol, neopentyl glycol, dimeric fatty alcohol, trimethylolpropane, pentaerythritol, glycerol, arabinol and sorbitol compounds, starting from at least one hydroxyl group.
- Three radicals derived from butadiene are illustrated in Example 3 below.
- the polymeric divalent radical P may comprise at least one linear or branched chain, may comprise at least one saturated and / or unsaturated bond, and may comprise at least one cyclic and / or alicyclic group.
- divalent polymeric radical P is chosen from the following divalent polymer radicals:
- divalent radicals of polyethers said polyethers preferably comprising two hydroxyl ends, with the proviso that P is different from a polyoxypropylene radical;
- divalent radicals of polycarbonates said polycarbonates preferably comprising two hydroxyl ends;
- polyesters divalent radicals of polyesters, said polyesters preferably comprising two hydroxyl ends;
- polyether-polyesters preferably comprising two hydroxyl ends
- poly (meth) acrylates preferably comprising two hydroxyl ends
- divalent radicals of polyurethanes said polyurethanes preferably comprising two hydroxyl ends; divalent radicals of polyols of natural origin, said polyols of natural origin preferably comprising two hydroxyl ends; and
- polyolefins preferably comprising two hydroxyl ends, and mixtures thereof.
- the polymeric divalent radical P is chosen from the following divalent polymer radicals:
- divalent radicals of polyethers said polyethers preferably comprising two hydroxyl ends, with the proviso that P is different from a polyoxypropylene radical;
- polyesters divalent radicals of polyesters, said polyesters preferably comprising two hydroxyl ends;
- polyether-polyesters preferably comprising two hydroxyl ends
- poly (meth) acrylates preferably comprising two hydroxyl ends
- polyurethanes divalent radicals of polyurethanes, said polyurethanes preferably comprising two hydroxyl ends;
- divalent radicals of polyols of natural origin said polyols of natural origin preferably comprising two hydroxyl ends;
- polyolefins preferably comprising two hydroxyl ends, and mixtures thereof.
- polymer divalent radical mixture is intended to mean a divalent polymeric radical derived from a copolymer, generally sequential or random, of at least two polymers chosen from the group formed by polyethers, polycarbonates, polyesters, polyether-polyesters, poly (meth) acrylates, polyurethanes, polyols of natural origin and polyolefins, it being understood that in this case the polyethers may include polypropylenes glycols. Said mixture preferably comprises two hydroxyl ends.
- the divalent polyether radicals are preferably formed from polyethers comprising two hydroxyl ends.
- the polyethers are preferably chosen from aliphatic polyethers and polyethers aromatics.
- the divalent polyether radical generally comprises a plurality of oxyalkylene repeating units, preferably oxyethylenes, oxypropylenes, oxybutylenes and / or oxyhexylenes, it being understood that the polyether polyols are not polypropylenes glycols.
- aliphatic polyethers examples include oxyalkyl derivatives of diols (such as ethylene glycol, neopentyl glycol) and polytetramethylene glycols. These products are commercially available.
- the polymeric divalent radical is chosen from the group formed by polyoxyethylenes, polyoxybutylenes, polyoxyhexylenes, and their block copolymer mixtures, sequential or statistical, as well as block copolymers, sequenced or statistical, polyoxyethylenes, polyoxybutylenes, polyoxyhexylenes and polyoxypropylenes.
- the polyether is selected from the group consisting of copolymers, generally random or sequenced, made from ethylene oxide and propylene oxide, it being understood that the polyether is not a polypropylene glycol.
- the divalent polyether radicals are preferably, according to the invention, polyethylene glycols, polytetramethylene glycols and polyethylene / polypropylene glycols (copolymers generally having a block or random structure).
- the polyethers may be prepared by cyclic ring-opening polymerization comprising oxygen such as a compound selected from the group consisting of ethylene oxide, ethylene oxide and the like. propylene oxide, butylene oxide, often in the presence of an initiator such as a monomeric diol, it being understood that the polyether is not a polypropylene glycol.
- the polyether is a polytetramethylene glycol preferably selected from commercial products of PolyTHF ® type.
- the divalent polycarbonate radicals are preferably formed from polycarbonates comprising two hydroxyl ends.
- the polycarbonates are generally those obtained by reacting at least one divalent alcohol, such that, for example, ethylene glycol, diethylene glycol, propylene glycol, dipropylene glycol, neopentyl glycol, 1,4-butanediol, 1,5-pentanediol, 3-methyl-1,5-hexanediol, 1,6-hexanediol, 1, 8-octanediol, 1,10-decanediol, 1,12-dodecanediol, 1,12-hydroxystearyl alcohol, with at least one compound selected from the group consisting of dialkylcarbonates, diaryl carbonates and phosgene.
- the divalent polyester radicals are preferably formed from polyesters comprising two hydroxyl ends.
- the polyesters are generally chosen from aliphatic and aromatic polyesters, of amorphous, semi-crystalline or crystalline type, and mixtures of these compounds. By way of examples, mention may be made of the polyesters resulting from the condensation:
- At least one aliphatic diol linear, branched, or cyclic, saturated or unsaturated
- aromatic diol such as ethanediol, 1,2-propanediol, 1,3-propanediol or 1,4-butanediol, 1,6-hexanediol, dimeric fatty alcohols, glycerol, trimethylolpropane, 1,6-hexanediol, 1,2,6-hexanetriol, sucrose, glucose, sorbitol, pentaerythritol, mannitol, triethanolamine, N-methyldiethanolamine with:
- At least one polycarboxylic acid or its ester or anhydride derivative such as 1,6-hexanedioic acid, dodecanedioic acid, azelaic acid, sebacic acid, adipic acid and 1,18-acid; octadecanedioic acid, dimer fatty acids, phthalic acid, succinic acid and mixtures thereof, an unsaturated anhydride such as maleic or phthalic anhydride, or a lactone such as caprolactone.
- 1,6-hexanedioic acid dodecanedioic acid, azelaic acid, sebacic acid, adipic acid and 1,18-acid
- octadecanedioic acid dimer fatty acids
- phthalic acid succinic acid and mixtures thereof
- an unsaturated anhydride such as maleic or phthalic anhydride
- a lactone such as caprolactone.
- polyesters mention may be made of the following commercial products, of hydroxyl functionality equal to 2:
- REALKYD XTR 10410 (available from Cray Valley), with a molar mass of approximately 1000 g / mol, of IOH equal to 1 12 and which is a liquid product with a viscosity of 1000 mPa.s at 35 ° C .; DYNACOLL 7381 with a molecular weight of about 3500 Da, of 10 H equals 30, and a melting point of about 65 ° C.,
- the divalent polyether polyester radicals are preferably formed from polyether polyesters having two hydroxyl ends.
- Polyether polyesters are polyesters as described above in which the polyesters have been substituted in whole or in part by polyethers (including polypropylene glycols).
- the divalent radicals of poly (meth) acrylates are preferably formed from poly (meth) acrylates comprising two hydroxyl ends.
- the poly (meth) acrylates are generally obtained by polymerization of acrylic monomers of the alkyl (meth) acrylate type in which the alkyl group is preferably of the methyl, ethyl, propyl, butyl or 2-ethylhexyl type with hydroxyalkyl (meth) monomers.
- acrylates in which the hydroxyalkyl group is preferably hydroxyethyl, hydroxypropyl, hydroxybutyl or hydroxy-1-ethyl-2-hexyl.
- the divalent polyurethane radicals are preferably formed from polyurethanes comprising two hydroxyl ends.
- the polyurethanes are generally obtained by reaction of polyethers, polyesters, polyether-polyesters, polyolefins and / or polyols of natural origin with at least one diisocyanate of formula:
- R represents a divalent, aliphatic or aromatic hydrocarbon radical comprising from 5 to 15 carbon atoms and which may be linear, branched or cyclic.
- IPDI isophorone diisocyanate
- TDI isomers of toluene diisocyanate
- MDI isomers of methylenediphenyl diisocyanate
- the divalent radicals of naturally occurring polyols are preferably formed from polyols of natural origin comprising two hydroxyl ends.
- the polyols of natural origin or NOPS (acronym for "Natural OR PolyolS" in English), are generally polyols obtained by chemical alteration of fats and natural oils generally unsaturated and predominantly of the oleic type (rapeseed oil, coconut oil). sunflower, olive oil, castor oil ). NOPs obtained from dimeric fatty acids, hydroxy fatty acids and their methyl esters, fatty alcohols, most often dimers or trimers, and, more generally, polyacids and polyalcohols of renewable origin can be mentioned.
- estolide diols obtained by polymerization of hydroxy fatty acids and polyester diols based on dimer fatty acids and diols of renewable origin.
- the divalent radicals of polyolefins are preferably formed from polyolefins comprising two hydroxyl ends.
- the polyolefins are generally polyhydroxyfunctional polyolefins, polyisobutylenes, polyisoprenes; polyhydroxy-functional ethylene-propylene, ethylene-butylene and ethylene-propylene diene copolymers, as produced, for example, by Kraton Polymers; polyhydroxy-functional polymers of dienes, in particular of 1,3-butadiene, which can be produced in particular by anionic polymerization; polyhydroxyfunctional copolymers which include dienes, such as 1,3-butadiene or mixtures of diene and vinyl monomer (s) such as styrene, acrylonitrile, vinyl chloride, vinyl acetate vinyl alcohol, isobutylene and isoprene, for example polyhydroxy-functional acrylonitrile butadienes; copolymers such as may be produced, for example, from epoxides
- the -PBP- set which consists of two polymeric divalent radicals P connected by the divalent compound B, generally has, according to the invention, an average molar mass from about 67 to 8000 g / mol, and preferably from about 167 to 4000 g / mol.
- the formula of compound B can be deduced from the formula of the corresponding divalent radical polymer -P-B-P-.
- the -PBP- set consists of at least one divalent monomeric unit M repeated many times, and M is a divalent radical having 1 to 44 carbon atoms
- B is one of the monomer units middle of the chain. This will be the case in Examples 2 and 3 according to the invention described below.
- polymeric divalent radical P is chosen from the following polymeric radicals:
- divalent radicals of polyethers said polyethers preferably comprising two hydroxyl ends, with the proviso that P is different from a polyoxpropylene radical;
- divalent radicals of polyesters said polyesters preferably comprising two hydroxyl ends; - divalent radicals of polyether-polyesters, said polyether-polyesters preferably comprising two hydroxyl ends; and
- polyurethanes preferably comprising two hydroxyl ends, and mixtures thereof.
- the polymeric divalent radical is preferably selected from the group consisting of polyoxypropylene-polyoxyethylene, such as for example the commercial products type PolyTHF ®.
- the invention also relates to a process for the preparation of at least one polymer of formula (I) according to the invention comprising the reaction of at least one polymer of formula (II) below in which B, P, and m, have the same meaning as that of formula (I):
- At least one compound derived from glycerol carbonate preferably selected from 4-chloromethyl-1,3-dioxolan-2-one, methyl-1,3-dioxolan-2-one 4-tosylate and 4- methyl-1,3-dioxolan-2-one mesylate.
- the glycerol carbonate is the compound of CAS number 931 -40-8 or 4-hydroxymethyl-2-oxo-1,3-dioxolan-2-one, that is to say a cyclocarbonate having a hydroxymethyl substitution (-CH 2 -OH) in position 4.
- compound derived from glycerol carbonate is meant a compound comprising a cyclocarbonate radical having a methylene substitution (-CH 2 O) at the 4-position.
- 4-chloromethyl-1,3-dioxol may be mentioned in a preferred manner.
- 2-one (CAS number 2463-45-8), methyl-1,3-dioxolan-2-one 4-tosylate and methyl-1,3-dioxolan-2-one 4-mesylate.
- the invention finally relates to a process for preparing polyurethanes comprising reacting at least one polymer of formula (I) according to the invention with at least one compound comprising at least one, preferably at least two, amino groups, for example chosen from amines, diamines, triamines and polyamines, as well as polyurethanes obtainable by this preparation process.
- the amines are preferably such that at least one amino group, preferably all the amino groups, are primary amino groups.
- the polyurethanes thus obtained, which are new, are advantageously without isocyanate.
- polyurethanes once formulated (i.e. formulated with other optional additives), are intended for use in coatings, putties or adhesives, as fillers and / or as resins. It is also possible to independently formulate the polymer of formula (I) and the compound comprising at least one amino group, before mixing.
- Glycerol carbonate was a product of ABCR Chemical. All other reagents were Aldrich products. 4-Chloromethyl-1,3-dioxolan-2-one has been synthesized according to the literature [Dibenedetto A .; Angelini, A .; Aresta, M .; Ethiraj, J .; Fragal, C; Nocito, F. Tetrahedron 201 1, 67, 1308-1313].
- Tetrahydrofuran (THF) was refluxed under Na / benzophenone, distilled and degassed before use. All other solvents were used as received.
- FTIR Fast Fourier Transform Infrared
- NMR spectra were recorded under Bruker AM-500 spectrometer at 298 K in CDCl3. The chemical shifts were referenced to tetramethylsilane (TMS) using resonance ( 1 H) or ( 13 C) deuterated solvents. The number and weight average molecular weights (M n and M w ) and the polydispersity Pd (M w / M n ) of the polymers were determined by gel permeation chromatography (GPC) using an instrument. Polymer Laboratories PL-GPC 50. Mass spectra were recorded with a high resolution AutoFlex LT (Brucker) spectrometer equipped with a N2 pulsed laser source (337 nm, 4 ns tap width).
- GPC gel permeation chromatography
- Methyl-1,3-dioxolan-2-one 4-tosylate was synthesized in the present example for use in Examples 2 and 3 according to the invention.
- Ts is the tosyl radical or 4-toluene sulfonyl CH 3 C 6 H 4 SO 2 - and where "rt" for "room temperature” means "ambient temperature”.
- a polyester compound comprising two REALKYD XTR 10410 (1000 g / mol) hydroxyl terminations (Cray Valley) was degassed, stored under molecular sieves and used without further purification. It has been characterized by NMR spectrometers, MALDI-ToF and FT-IR. It corresponds to formula (II) in which m is 2 and -P-B-P- is the polymeric unit repeated n times. B is a monomeric unit of chain medium.
- FT-IR Infrared spectroscopic analysis
- a polymer according to the invention comprising two end groups 4-methylether-1,3-dioxolan-2-one and bivalent polymeric polyester.
- This polymer corresponds to the formula (I) in which m is equal to 2 and -P-B-P- is the polymeric unit repeated n times.
- B is a monomeric unit of chain medium.
- PolyBD R45 HTLO hydroxyl terminated polybutadiene compound (Cray Valley) was degassed, stored under molecular sieves and used without further purification. Its structure and its molar mass of polybutadiene are explained in Table 1 below. It corresponds to formula (II) in which m is 2 and -P-B-P- is a divalent triblock polymer radical of divalent butadiene radical polymer units, each being repeated x, y or z respectively.
- the monomeric unit repeated once is the divalent radical of isobutadiene.
- B is a butadiene monomer unit of chain medium.
- FT-IR Infrared spectroscopic analysis
- a polymer according to the invention comprising two end groups 4-methylether-1,3-dioxolan-2-one and bivalent polymer polybutadiene radical.
- m is equal to 2 and -PBP- is a divalent triblock polymeric radical of polymeric units of divalent butadiene radicals, each of which is repeated x, y or z respectively.
- the monomeric unit repeated x times is the divalent radical of form E butadiene.
- the monomeric unit repeated y times is the divalent radical of isobutadiene.
- the monomeric unit repeated z times is the divalent radical of form Z butadiene.
- B is a monomeric butadiene unit of chain medium. 4. Synthesis of polyurethanes from the two polymers in accordance with the invention and comprising two end groups 4-methylether-1,3-dioxolan-2-one of Examples 2 and 3
- each of the two polymers according to the invention each comprising two end groups 4-methylether-1,3-dioxolan-2-one of Examples 2 and 3 with a primary diamine of the polyether diamine type (JEFFAMINE EDR 176, Huntsman) until the complete disappearance of the infrared band characteristic of the 1,3-dioxolan-2-one groups and the appearance of the characteristic bands of a carbamate group ( 1700 cm -1 ) The reaction lasted 72 hours in each case.
- JEFFAMINE EDR 176 polyether diamine type
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Polyurethanes Or Polyureas (AREA)
- Polyethers (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1260486A FR2997699B1 (fr) | 2012-11-05 | 2012-11-05 | Polymeres a faible masse molaire comprenant au moins un groupement terminal 4-methylether-1,3-dioxolane-2-one |
| PCT/FR2013/052595 WO2014068250A1 (fr) | 2012-11-05 | 2013-10-30 | Polymères à faible masse molaire comprenant au moins un groupement terminal 4-méthyléther-1,3-dioxolan-2-one |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP2914644A1 true EP2914644A1 (fr) | 2015-09-09 |
Family
ID=47833131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP13801628.2A Withdrawn EP2914644A1 (fr) | 2012-11-05 | 2013-10-30 | Polymères à faible masse molaire comprenant au moins un groupement terminal 4-méthyléther-1,3-dioxolan-2-one |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US20150259470A1 (fr) |
| EP (1) | EP2914644A1 (fr) |
| KR (1) | KR20150086252A (fr) |
| CN (1) | CN105555837A (fr) |
| AU (1) | AU2013340640A1 (fr) |
| BR (1) | BR112015009779A2 (fr) |
| FR (1) | FR2997699B1 (fr) |
| WO (1) | WO2014068250A1 (fr) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107207717B (zh) * | 2015-02-05 | 2020-03-06 | 赢创德固赛有限公司 | 碳酸酯改性聚合物的无异氰酸酯的合成 |
| WO2017059011A1 (fr) * | 2015-09-30 | 2017-04-06 | E Ink Corporation | Couches adhésives de polyuréthane pour ensembles électro-optiques |
| FR3071502B1 (fr) * | 2017-09-28 | 2020-06-19 | Bostik Sa | Copolymeres hydrocarbones liquides a deux groupements terminaux ester cyclocarbonate |
| FR3071501A1 (fr) * | 2017-09-28 | 2019-03-29 | Bostik Sa | Copolymeres hydrocarbones liquides a deux groupements terminaux ether cyclocarbonate |
| WO2019164900A1 (fr) | 2018-02-21 | 2019-08-29 | Cryovac, Llc | Procédé et formulation pour une mousse exempte d'isocyanate à l'aide de la chimie des polyuréthanes exempts d'isocyanate |
| US20250011541A1 (en) * | 2023-07-03 | 2025-01-09 | Boston Scientific Scimed, Inc. | Tunable polyisobutylene polyurethane |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3239580A (en) * | 1962-03-19 | 1966-03-08 | Dow Chemical Co | Elastomeric epoxy resins |
| JP4559362B2 (ja) * | 2003-10-02 | 2010-10-06 | 花王株式会社 | グリセリンカーボネート配糖体 |
| DE102008013584A1 (de) * | 2008-03-11 | 2009-09-17 | Momentive Performance Materials Gmbh | Neue Polycarbonat-Polyorganosiloxan- und/oder Polyurethan-Polyorganosiloxan-Verbindungen |
| EP2289971A1 (fr) * | 2009-08-27 | 2011-03-02 | Total Petrochemicals Research Feluy | Polymérisation d'ouverture de cycle de carbonates cycliques avec des systèmes catalyseurs organiques |
| WO2012007254A1 (fr) * | 2010-07-15 | 2012-01-19 | Total Petrochemicals Research Feluy | Procédé de préparation sans isocyanate du polycarbonate-uréthane ou du polyester-uréthane |
| KR101884163B1 (ko) * | 2011-02-22 | 2018-08-30 | 바스프 에스이 | 글리세릴 카르보네이트 기반 중합체 |
-
2012
- 2012-11-05 FR FR1260486A patent/FR2997699B1/fr not_active Expired - Fee Related
-
2013
- 2013-10-30 CN CN201380057808.7A patent/CN105555837A/zh active Pending
- 2013-10-30 AU AU2013340640A patent/AU2013340640A1/en not_active Abandoned
- 2013-10-30 US US14/440,804 patent/US20150259470A1/en not_active Abandoned
- 2013-10-30 WO PCT/FR2013/052595 patent/WO2014068250A1/fr not_active Ceased
- 2013-10-30 BR BR112015009779A patent/BR112015009779A2/pt not_active IP Right Cessation
- 2013-10-30 EP EP13801628.2A patent/EP2914644A1/fr not_active Withdrawn
- 2013-10-30 KR KR1020157011730A patent/KR20150086252A/ko not_active Withdrawn
Non-Patent Citations (1)
| Title |
|---|
| See references of WO2014068250A1 * |
Also Published As
| Publication number | Publication date |
|---|---|
| BR112015009779A2 (pt) | 2017-07-11 |
| CN105555837A (zh) | 2016-05-04 |
| KR20150086252A (ko) | 2015-07-27 |
| WO2014068250A1 (fr) | 2014-05-08 |
| AU2013340640A1 (en) | 2015-05-21 |
| FR2997699A1 (fr) | 2014-05-09 |
| US20150259470A1 (en) | 2015-09-17 |
| FR2997699B1 (fr) | 2016-01-29 |
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