WO1990010654A1 - Copolymeres reticules de l'ethylene et d'un ester d'acide insature et leur procede d'obtention - Google Patents
Copolymeres reticules de l'ethylene et d'un ester d'acide insature et leur procede d'obtention Download PDFInfo
- Publication number
- WO1990010654A1 WO1990010654A1 PCT/FR1990/000172 FR9000172W WO9010654A1 WO 1990010654 A1 WO1990010654 A1 WO 1990010654A1 FR 9000172 W FR9000172 W FR 9000172W WO 9010654 A1 WO9010654 A1 WO 9010654A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- copolymer
- ethylene
- units derived
- transformation
- ester
- Prior art date
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- 229920001577 copolymer Polymers 0.000 title claims abstract description 65
- 150000002148 esters Chemical class 0.000 title claims abstract description 35
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 title claims abstract description 29
- 239000005977 Ethylene Substances 0.000 title claims abstract description 29
- 239000002253 acid Substances 0.000 title claims abstract description 29
- 238000004519 manufacturing process Methods 0.000 title abstract description 5
- 238000000034 method Methods 0.000 claims abstract description 24
- 229920005862 polyol Polymers 0.000 claims abstract description 24
- 150000003077 polyols Chemical class 0.000 claims abstract description 24
- 238000006243 chemical reaction Methods 0.000 claims abstract description 15
- 238000004132 cross linking Methods 0.000 claims abstract description 14
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims abstract description 11
- 230000009466 transformation Effects 0.000 claims description 19
- -1 alkylene glycols Chemical class 0.000 claims description 13
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 12
- 238000005809 transesterification reaction Methods 0.000 claims description 12
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 11
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 claims description 9
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 claims description 9
- 239000000155 melt Substances 0.000 claims description 7
- 239000000178 monomer Substances 0.000 claims description 7
- PUPZLCDOIYMWBV-UHFFFAOYSA-N (+/-)-1,3-Butanediol Chemical compound CC(O)CCO PUPZLCDOIYMWBV-UHFFFAOYSA-N 0.000 claims description 6
- ZJCCRDAZUWHFQH-UHFFFAOYSA-N Trimethylolpropane Chemical compound CCC(CO)(CO)CO ZJCCRDAZUWHFQH-UHFFFAOYSA-N 0.000 claims description 6
- WERYXYBDKMZEQL-UHFFFAOYSA-N butane-1,4-diol Chemical compound OCCCCO WERYXYBDKMZEQL-UHFFFAOYSA-N 0.000 claims description 6
- 239000003054 catalyst Substances 0.000 claims description 6
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 claims description 6
- VNAWKNVDKFZFSU-UHFFFAOYSA-N 2-ethyl-2-methylpropane-1,3-diol Chemical compound CCC(C)(CO)CO VNAWKNVDKFZFSU-UHFFFAOYSA-N 0.000 claims description 5
- SLCVBVWXLSEKPL-UHFFFAOYSA-N neopentyl glycol Chemical compound OCC(C)(C)CO SLCVBVWXLSEKPL-UHFFFAOYSA-N 0.000 claims description 5
- 125000000217 alkyl group Chemical group 0.000 claims description 4
- 125000004432 carbon atom Chemical group C* 0.000 claims description 4
- 125000003055 glycidyl group Chemical group C(C1CO1)* 0.000 claims description 4
- XXMIOPMDWAUFGU-UHFFFAOYSA-N hexane-1,6-diol Chemical compound OCCCCCCO XXMIOPMDWAUFGU-UHFFFAOYSA-N 0.000 claims description 4
- 229920001223 polyethylene glycol Polymers 0.000 claims description 4
- QXJQHYBHAIHNGG-UHFFFAOYSA-N trimethylolethane Chemical compound OCC(C)(CO)CO QXJQHYBHAIHNGG-UHFFFAOYSA-N 0.000 claims description 4
- JCTXKRPTIMZBJT-UHFFFAOYSA-N 2,2,4-trimethylpentane-1,3-diol Chemical compound CC(C)C(O)C(C)(C)CO JCTXKRPTIMZBJT-UHFFFAOYSA-N 0.000 claims description 3
- LCZVSXRMYJUNFX-UHFFFAOYSA-N 2-[2-(2-hydroxypropoxy)propoxy]propan-1-ol Chemical compound CC(O)COC(C)COC(C)CO LCZVSXRMYJUNFX-UHFFFAOYSA-N 0.000 claims description 3
- TXBCBTDQIULDIA-UHFFFAOYSA-N 2-[[3-hydroxy-2,2-bis(hydroxymethyl)propoxy]methyl]-2-(hydroxymethyl)propane-1,3-diol Chemical compound OCC(CO)(CO)COCC(CO)(CO)CO TXBCBTDQIULDIA-UHFFFAOYSA-N 0.000 claims description 3
- YIMQCDZDWXUDCA-UHFFFAOYSA-N [4-(hydroxymethyl)cyclohexyl]methanol Chemical compound OCC1CCC(CO)CC1 YIMQCDZDWXUDCA-UHFFFAOYSA-N 0.000 claims description 3
- PMMYEEVYMWASQN-IMJSIDKUSA-N cis-4-Hydroxy-L-proline Chemical compound O[C@@H]1CN[C@H](C(O)=O)C1 PMMYEEVYMWASQN-IMJSIDKUSA-N 0.000 claims description 3
- SZXQTJUDPRGNJN-UHFFFAOYSA-N dipropylene glycol Chemical compound OCCCOCCCO SZXQTJUDPRGNJN-UHFFFAOYSA-N 0.000 claims description 3
- 229940117969 neopentyl glycol Drugs 0.000 claims description 3
- XRVCFZPJAHWYTB-UHFFFAOYSA-N prenderol Chemical compound CCC(CC)(CO)CO XRVCFZPJAHWYTB-UHFFFAOYSA-N 0.000 claims description 3
- 229950006800 prenderol Drugs 0.000 claims description 3
- ZIBGPFATKBEMQZ-UHFFFAOYSA-N triethylene glycol Chemical compound OCCOCCOCCO ZIBGPFATKBEMQZ-UHFFFAOYSA-N 0.000 claims description 3
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 claims description 2
- 150000008065 acid anhydrides Chemical class 0.000 claims description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 2
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 2
- 229920000058 polyacrylate Polymers 0.000 claims description 2
- 238000011426 transformation method Methods 0.000 claims 4
- 150000001990 dicarboxylic acid derivatives Chemical class 0.000 claims 3
- 229940113120 dipropylene glycol Drugs 0.000 claims 1
- 125000005395 methacrylic acid group Chemical class 0.000 claims 1
- 230000001131 transforming effect Effects 0.000 abstract description 2
- 150000002009 diols Chemical class 0.000 description 8
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 5
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 description 4
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 150000001991 dicarboxylic acids Chemical class 0.000 description 4
- 239000003921 oil Substances 0.000 description 4
- 229920000193 polymethacrylate Polymers 0.000 description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 3
- XSTXAVWGXDQKEL-UHFFFAOYSA-N Trichloroethylene Chemical compound ClC=C(Cl)Cl XSTXAVWGXDQKEL-UHFFFAOYSA-N 0.000 description 3
- 150000008064 anhydrides Chemical class 0.000 description 3
- 229910052791 calcium Inorganic materials 0.000 description 3
- 239000011575 calcium Substances 0.000 description 3
- 229920001038 ethylene copolymer Polymers 0.000 description 3
- VOZRXNHHFUQHIL-UHFFFAOYSA-N glycidyl methacrylate Chemical compound CC(=C)C(=O)OCC1CO1 VOZRXNHHFUQHIL-UHFFFAOYSA-N 0.000 description 3
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 3
- CDBYLPFSWZWCQE-UHFFFAOYSA-L sodium carbonate Substances [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 3
- 150000005846 sugar alcohols Polymers 0.000 description 3
- VZCYOOQTPOCHFL-OWOJBTEDSA-N Fumaric acid Chemical compound OC(=O)\C=C\C(O)=O VZCYOOQTPOCHFL-OWOJBTEDSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- DJOWTWWHMWQATC-KYHIUUMWSA-N Karpoxanthin Natural products CC(=C/C=C/C=C(C)/C=C/C=C(C)/C=C/C1(O)C(C)(C)CC(O)CC1(C)O)C=CC=C(/C)C=CC2=C(C)CC(O)CC2(C)C DJOWTWWHMWQATC-KYHIUUMWSA-N 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 239000002202 Polyethylene glycol Substances 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 2
- UKLDJPRMSDWDSL-UHFFFAOYSA-L [dibutyl(dodecanoyloxy)stannyl] dodecanoate Chemical compound CCCCCCCCCCCC(=O)O[Sn](CCCC)(CCCC)OC(=O)CCCCCCCCCCC UKLDJPRMSDWDSL-UHFFFAOYSA-L 0.000 description 2
- 239000003377 acid catalyst Substances 0.000 description 2
- 150000001252 acrylic acid derivatives Chemical class 0.000 description 2
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 description 2
- 239000012975 dibutyltin dilaurate Substances 0.000 description 2
- 230000032050 esterification Effects 0.000 description 2
- 238000005886 esterification reaction Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
- TXXHDPDFNKHHGW-UHFFFAOYSA-N muconic acid Chemical compound OC(=O)C=CC=CC(O)=O TXXHDPDFNKHHGW-UHFFFAOYSA-N 0.000 description 2
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- 238000007493 shaping process Methods 0.000 description 2
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- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 2
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- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 2
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- KMOUUZVZFBCRAM-OLQVQODUSA-N (3as,7ar)-3a,4,7,7a-tetrahydro-2-benzofuran-1,3-dione Chemical compound C1C=CC[C@@H]2C(=O)OC(=O)[C@@H]21 KMOUUZVZFBCRAM-OLQVQODUSA-N 0.000 description 1
- XVOUMQNXTGKGMA-OWOJBTEDSA-N (E)-glutaconic acid Chemical compound OC(=O)C\C=C\C(O)=O XVOUMQNXTGKGMA-OWOJBTEDSA-N 0.000 description 1
- WBYWAXJHAXSJNI-VOTSOKGWSA-M .beta-Phenylacrylic acid Natural products [O-]C(=O)\C=C\C1=CC=CC=C1 WBYWAXJHAXSJNI-VOTSOKGWSA-M 0.000 description 1
- NEBBLNDVSSWJLL-UHFFFAOYSA-N 2,3-bis(2-methylprop-2-enoyloxy)propyl 2-methylprop-2-enoate Chemical compound CC(=C)C(=O)OCC(OC(=O)C(C)=C)COC(=O)C(C)=C NEBBLNDVSSWJLL-UHFFFAOYSA-N 0.000 description 1
- PUGOMSLRUSTQGV-UHFFFAOYSA-N 2,3-di(prop-2-enoyloxy)propyl prop-2-enoate Chemical compound C=CC(=O)OCC(OC(=O)C=C)COC(=O)C=C PUGOMSLRUSTQGV-UHFFFAOYSA-N 0.000 description 1
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- OFNISBHGPNMTMS-UHFFFAOYSA-N 3-methylideneoxolane-2,5-dione Chemical compound C=C1CC(=O)OC1=O OFNISBHGPNMTMS-UHFFFAOYSA-N 0.000 description 1
- CSDQQAQKBAQLLE-UHFFFAOYSA-N 4-(4-chlorophenyl)-4,5,6,7-tetrahydrothieno[3,2-c]pyridine Chemical compound C1=CC(Cl)=CC=C1C1C(C=CS2)=C2CCN1 CSDQQAQKBAQLLE-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
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- TXXHDPDFNKHHGW-CCAGOZQPSA-N Muconic acid Natural products OC(=O)\C=C/C=C\C(O)=O TXXHDPDFNKHHGW-CCAGOZQPSA-N 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- QVHMSMOUDQXMRS-UHFFFAOYSA-N PPG n4 Chemical compound CC(O)COC(C)COC(C)COC(C)CO QVHMSMOUDQXMRS-UHFFFAOYSA-N 0.000 description 1
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- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- NRTSLUOVGBFANI-UHFFFAOYSA-N bis(oxiran-2-ylmethyl) 2-methylidenebutanedioate Chemical compound C1OC1COC(=O)C(=C)CC(=O)OCC1CO1 NRTSLUOVGBFANI-UHFFFAOYSA-N 0.000 description 1
- 229910052792 caesium Inorganic materials 0.000 description 1
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- JGFBRKRYDCGYKD-UHFFFAOYSA-N dibutyl(oxo)tin Chemical compound CCCC[Sn](=O)CCCC JGFBRKRYDCGYKD-UHFFFAOYSA-N 0.000 description 1
- 150000005690 diesters Chemical class 0.000 description 1
- LQRUPWUPINJLMU-UHFFFAOYSA-N dioctyl(oxo)tin Chemical compound CCCCCCCC[Sn](=O)CCCCCCCC LQRUPWUPINJLMU-UHFFFAOYSA-N 0.000 description 1
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- 230000008961 swelling Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 1
- 229910001887 tin oxide Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- LDHQCZJRKDOVOX-UHFFFAOYSA-N trans-crotonic acid Natural products CC=CC(O)=O LDHQCZJRKDOVOX-UHFFFAOYSA-N 0.000 description 1
- SOBHUZYZLFQYFK-UHFFFAOYSA-K trisodium;hydroxy-[[phosphonatomethyl(phosphonomethyl)amino]methyl]phosphinate Chemical compound [Na+].[Na+].[Na+].OP(O)(=O)CN(CP(O)([O-])=O)CP([O-])([O-])=O SOBHUZYZLFQYFK-UHFFFAOYSA-K 0.000 description 1
- 238000004073 vulcanization Methods 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F8/00—Chemical modification by after-treatment
- C08F8/14—Esterification
Definitions
- the present invention relates to new crosslinked copolymers of ethylene and of an unsaturated acid ester as well as a process for their production and their application in the manufacture of industrial articles.
- Copolymers of ethylene and at least one (meth) acrylic ester are well known and have found
- copolymers are generally only usable
- the object of the present invention is to remedy the drawbacks of the crosslinking of the copolymers
- patent GB-A-936,732 describes the reaction of a copolymer of a vinyl monomer and of an unsaturated acid ester with a hydroxyl organic compound such that a transesterification takes place and that the ester group of the copolymer is replaced by an appropriate radical derived from the hydroxyl organic compound.
- vinyl may be ethylene;
- the unsaturated acid can be (meth) acrylic acid;
- the hydroxyl organic compound can be a dihydric or polyhydric alcohol such as a glycol, for example a polyethylene glycol having a molecular weight of 100 to 800.
- the transesterification is preferably carried out in the presence of an acid catalyst (sulfuric, phosphoric, hydrochloric, benzene and toluenesulfonic) and at a temperature of 50 ° C to 120 ° C.
- Example 6 describes the reaction of polyethylene glycol on a copolymer comprising 75% by weight of ethylene and 25% by weight of ethyl acrylate, having a molecular weight
- crosslinking is impossible under these conditions because the first hydroxyl function of a polyhydric alcohol is much more reactive than the other hydroxyl functions of said alcohol: once the esterification is carried out by reaction of a hydroxyl end, the polyhydric alcohol fixed on the polymer loses mobility and therefore reactivity.
- a problem which the present invention aims to solve therefore consists in determining the conditions under which a copolymer of ethylene and at least one ester of acrylic or methacrylic acid can be
- Another problem which the present invention aims to solve consists in developing a crosslinked copolymer based on ethylene and at least one ester of acrylic or methacrylic acid, said
- the present invention is based on the discovery that these two problems can be simultaneously resolved by choosing the melt index of the copolymer
- the first object of the present invention is ethylene / (meth) acrylic ester in a certain range and by subjecting it to a transesterification crosslinking reaction at high temperature with a polyol in an amount such that the molar ratio of the hydroxyl functions of the polyol to the ester functions of the copolymer does not exceed 1.
- copolymer comprising units derived from ethylene and units derived from an unsaturated acid ester by reaction with at least one polyol, characterized in that said copolymer having a melt index of 0.2 to 20 dg / min. approximately is subjected to a cross-linking transesterification reaction at a temperature of approximately 150 to 250 ° C. and at a pressure of between 1 and 100 bars approximately, the molar ratio of the hydroxyl functions of the polyol to the ester functions of the copolymer being at most equal to 1.
- the unsaturated acid preferably having ethylenic unsaturation adjacent to the carboxylic group.
- the unsaturated acid is preferably a mono-acid such as acrylic acid, methacrylic acid, acid
- the unsaturated acid ester can be a mono-ester or, preferably, a diester.
- the alcohol from which the unsaturated acid ester is derived preferably comprises from 1 to 8 carbon atoms.
- the esterifying group can be linear or branched, such as for example methyl, ethyl, n-propyl, isopropyl, n-butyl, isobutyl, tert-butyl, isoamyl, n-hexyl, 2-ethylhexyl or isooctyl.
- the polyol with which the copolymer is reacted in accordance with the transformation process according to the invention is preferably chosen so as to be in the liquid state under the conditions (temperature, pressure) under which the cross-linking transesterification reaction is carried out.
- alkylene glycols such as ethylene glycol, diethylene glycol, triethylene glycol, propylene glycol, dipropylene glycol, tripropylene glycol, the alkanediols preferably carrying the hydroxyl radicals in ⁇ , ⁇ such as 1,4-butanediol, 2,2-dimethyl-1,3-propanediol, 2-ethyl-2-methyl-1,3 -propanediol, 1,6-hexanediol, 1,4-cyclohexanedimethanol, as well as polyethylene glycols having a molecular weight up to approximately 1000, 1,3-butanediol, neopentylg
- 1,4-cyclohexanediol 2,2,4-trimethyl-1,3-pentanediol, 2-ethyl-2-methyl-1,3-propanediol, 2,2-diethyl-1,3-propanediol, trimethylolethane, trimethylolpropane, glycerol, pentaerythritol, dipentaerythritol and polyols mono- or polyethoxylated or mono or polypropoxylated.
- starting copolymer is chosen in a range from 0.2 to 20 dg / min. about.
- the crosslinked copolymers according to the invention obtained from a copolymer with a melt index greater than 30 dg / min. indeed have insufficient mechanical properties which make them unsuitable for most of the envisaged applications.
- the transformation process according to the invention is applicable regardless of the proportion of units derived from the unsaturated acid ester in the copolymer. In most cases, this proportion is between 1 and 50% in moles approximately, preferably between 2 and 35% in moles approximately.
- the copolymer obtained from the transformation process according to the invention can, when the polyol used is a diol of formula HO- (CH 2 ) x -OH, be
- n represents the number of units derived from ethylene for a unit derived from the ester and x is an integer between 1 and 70 approximately.
- the copolymer obtained can be represented by a general formula similar to formula (I) but in which a multifunctional network node appears.
- copolymer subjected to the transformation process according to the invention can, in addition to the units derived from
- the anhydride present can be chosen from citraconic anhydride, itaconic anhydride,
- maleic anhydride When maleic anhydride is used and the polyol used is a diol of formula HO- (CH 2 ) x -OH, the copolymer obtained after transformation according to the invention can be represented by formula (II) on the following page , in which
- n represents the number of units derived from ethylene for a unit derived from the ester
- m represents the number of units derived from ethylene for a unit derived from anhydride
- x is an integer between 1 and 70 about.
- copolymer subjected to the transformation process according to the invention can, in addition to the units derived from
- the glycidyl monomer can be chosen in particular from glycidyl methacrylate and acrylate, monoet diglycidyl itaconate, mono-, di- and triglycidyl butenetricarboxylate.
- the copolymer obtained after transformation according to the invention can be represented by formula (III) on the following page , in which
- n represents the number of units derived from ethylene for a unit derived from the ester
- m represents the number of units derived from ethylene for a unit derived from glycidyl methacrylate
- x is an integer between 1 and 70 about.
- copolymer subjected to the transformation process according to the invention can, in addition to the units derived from
- Such a copolymer is obtained by reacting at a temperature between 150 ° C and 300 ° C an aminoalkylcarboxylic acid on an ethylene terpolymer / unsaturated acid ester / acid anhydride
- the copolymer obtained after transformation in accordance with the invention can be represented by the formula (IV) on the following page, in which n is the number of units derived from ethylene for a unit derived from the ester, m represents the number of units derived ethylene for a unit derived from N-carboxyalkylimide and x is an integer between 1 and 70 approximately.
- copolymer subjected to the transformation process according to the invention can, in addition to the units derived from
- polyol polymethacrylate these may be present in a proportion of up to approximately 0.4 mol% in the copolymer.
- poly (meth) acrylate forming part of such copolymers is meant any compound derived from a polyol and comprising at least two ester functions obtained by at least partial esterification of said polyol using acrylic or methacrylic acid. It can be a diol (di) methacrylate, triol, tetrol, etc., a triol tri (meth) acrylate, tetrol, etc., a tetra (meth) acrylate of a polyol having at least 4 alcohol functions.
- N-carboxyalkylimide of unsaturated dicarboxylic acid and / or of a poly (meth) acrylate are possible for the copolymer subjected to the transformation process according to the invention provided that they do not lead to its crosslinking during its synthesis and, therefore, combinations from the general formulas (II) to (IV) are possible to represent the inventive copolymers obtained after transformation.
- the molar ratio of the hydroxyl functions of the polyol to the ester functions of the copolymer is at most equal to 1. More particularly, this molar ratio is between 0.1 and 0.7 approximately, and more preferably it is between 0.15 and 0.5 approximately. In this way, the transesterification reaction is most often partial, while the crosslinking reaction is total or almost total. For this reason, the general formulas (I) to (IV) may be supplemented to indicate the presence, on the macromolecular chains, of units of formula:
- R 1 is chosen from the hydrogen atom and the alkyl groups (generally the methyl group) and R 2 is chosen from the alkyl groups preferably having from 1 to 8 carbon atoms, these units corresponding to the ester unsaturated acid that has not been transesterified.
- a duration of between 3 and 30 minutes approximately is generally sufficient for the implementation of the method according to the invention, this duration being of course the shorter the higher the implementation temperature.
- transesterification catalyst there may be mentioned acid catalysts such as sulfuric, hydrofluoric, hydrochloric, benzenesulfonic, paratoluenesulfonic acids, ion exchange resins, as well as basic catalysts such as lithium aluminum hydride, oxide and l hydroxide, alkyllithium, lithium tetraalkylborides, lithium and sodium carbonates, soda, sodium alcoholates, phosphates
- alkyltin such as dibutyltin oxide and dioctyltin oxide), dibutyltin dilaurate,
- transesterification catalyst to be used, which varies depending on the nature of the catalyst, is generally between 0.5 and 5% by weight of the total weight of the monomers present.
- the transformation process according to the invention can be implemented in any suitable kneading equipment or any plastic processing machine (vulcanization press, internal kneader, extruder with heating), if necessary comprising a device allowing '' remove the alcohol formed by transesterification.
- any suitable kneading equipment or any plastic processing machine vulcanization press, internal kneader, extruder with heating
- a device allowing '' remove the alcohol formed by transesterification comprising a device allowing '' remove the alcohol formed by transesterification.
- the presence of a small amount of alcohol in the crosslinked copolymer obtained is not detrimental to the qualities of the latter.
- an absorbent material such as a filler such as chalk, oxide calcium, diatomaceous earth, zeolites or kieselglick, in an amount up to 100 parts by weight, advantageously from 5 to 50 parts by weight, per 100 parts of copolymer.
- the crosslinked copolymers obtained by the process according to the invention have, compared to the copolymers from which they are derived, improved mechanical properties, better resistance to oils and better elasticity under compression. They find interesting applications in particular for coating metal cables, obtaining rods, tubes, pipes, profiles obtained by extrusion or in the form of industrial articles of various shapes obtained by injection.
- transesterification-crosslinking generally takes place during and / or after the shaping of the copolymer, depending on whether the shaping temperature reaches or does not reach the temperature range - 150 ° C. to 250 ° C. - in which said reaction begins to take place. It is possible, for example, to inject all the ingredients of the composition into a hot mold, mixed at a temperature below the transesterification temperature, or else by extruding the composition and passing the extrudate through an oven.
- copolymer (C) is chosen from the following products: C 1 : ethylene copolymer (86.5 mol%),
- butyl acrylate (1.1 mole%) having a flow index (ASTM D-1238 standard, 190oC, 2.16 kg) equal to 2.8 dg / min.
- butyl acrylate (8.6 mol%), having a melt index of 4 dg / min.
- composition is kneaded at a temperature of 75oC for 5 minutes then it is introduced into a press where the crosslinking is carried out at 200oC (except in Example 4: 220oC), under a pressure of 50 bars and for the duration t (expressed in minutes) indicated in the table below.
- the rate of frost after a stay of. 48 hours of the copolymer of Example 1 in cyclohexane at 23 ° C is equal to 89%.
Landscapes
- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Polyesters Or Polycarbonates (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019900702459A KR920700234A (ko) | 1989-03-16 | 1990-03-15 | 불포화 산의 에스테르 및 에틸렌으로 구성되는 가교 공중합체 및 그들의 제조방법 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR89/03453 | 1989-03-16 | ||
FR8903453A FR2644464A1 (fr) | 1989-03-16 | 1989-03-16 | Procede de reticulation de copolymeres ethylene/ester (meth)acrylique |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1990010654A1 true WO1990010654A1 (fr) | 1990-09-20 |
Family
ID=9379758
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/FR1990/000172 WO1990010654A1 (fr) | 1989-03-16 | 1990-03-15 | Copolymeres reticules de l'ethylene et d'un ester d'acide insature et leur procede d'obtention |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0426782A1 (fr) |
JP (1) | JPH04505169A (fr) |
KR (1) | KR920700234A (fr) |
CA (1) | CA2026884A1 (fr) |
FR (1) | FR2644464A1 (fr) |
WO (1) | WO1990010654A1 (fr) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5656692A (en) * | 1995-10-16 | 1997-08-12 | E. I. Du Pont De Nemours And Company | Process for transesterification of olefin/acrylic-ester copolymers |
US6323288B1 (en) | 1993-07-13 | 2001-11-27 | Chevron Phillips Chemical Company Lp | Compositions having ethylenic backbone and benzylic, allylic, or ether-containing side-chains, oxygen scavenging compositions containing same, and process for making these compositions by esterification or transesterification of a polymer melt |
WO2001074911A3 (fr) * | 2000-03-30 | 2002-03-21 | Du Pont | Procede de reticulation de copolymeres d'esters ethylenes et d'esters acryliques |
EP0659195B2 (fr) † | 1993-07-13 | 2002-05-08 | Chevron Chemical Company LLC | Compositions ethyleniques absorbant l'oxygene et procede de fabrication de ces compositions par esterification ou transesterification dans une extrudeuse a reaction |
WO2002083748A1 (fr) * | 2001-04-16 | 2002-10-24 | E.I. Du Pont De Nemours And Company | Procede de reticulation de copolymeres d'esters acryliques |
US7179656B2 (en) | 2001-07-17 | 2007-02-20 | E. I. Du Pont De Nemours And Company | Sublimation screening test and apparatus |
CN111051425A (zh) * | 2017-09-14 | 2020-04-21 | 共荣社化学株式会社 | 热固化性树脂组合物 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ATE113307T1 (de) * | 1990-03-03 | 1994-11-15 | Basf Ag | Formkörper. |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB936732A (en) * | 1960-11-04 | 1963-09-11 | Monsanto Chemicals | Process for the production of thermoplastic resins |
US3917573A (en) * | 1972-09-28 | 1975-11-04 | American Cyanamid Co | Process for the preparation of water emulsifiable anionic resins and the resins thus produced |
-
1989
- 1989-03-16 FR FR8903453A patent/FR2644464A1/fr active Pending
-
1990
- 1990-03-15 EP EP90904862A patent/EP0426782A1/fr not_active Withdrawn
- 1990-03-15 WO PCT/FR1990/000172 patent/WO1990010654A1/fr not_active Application Discontinuation
- 1990-03-15 KR KR1019900702459A patent/KR920700234A/ko not_active Withdrawn
- 1990-03-15 CA CA002026884A patent/CA2026884A1/fr not_active Abandoned
- 1990-03-15 JP JP2504955A patent/JPH04505169A/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB936732A (en) * | 1960-11-04 | 1963-09-11 | Monsanto Chemicals | Process for the production of thermoplastic resins |
US3917573A (en) * | 1972-09-28 | 1975-11-04 | American Cyanamid Co | Process for the preparation of water emulsifiable anionic resins and the resins thus produced |
Non-Patent Citations (1)
Title |
---|
CHEMICAL ABSTRACTS, Vol. 77, No. 4, 24 Juillet 1972, (Columbus, Ohio, US), voir page 34* Resume 20432k, & JP-A-7206727 (Asahi Chemical Industry Co., Ltd) 25 Fevrier 1972* * |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6323288B1 (en) | 1993-07-13 | 2001-11-27 | Chevron Phillips Chemical Company Lp | Compositions having ethylenic backbone and benzylic, allylic, or ether-containing side-chains, oxygen scavenging compositions containing same, and process for making these compositions by esterification or transesterification of a polymer melt |
EP0659195B2 (fr) † | 1993-07-13 | 2002-05-08 | Chevron Chemical Company LLC | Compositions ethyleniques absorbant l'oxygene et procede de fabrication de ces compositions par esterification ou transesterification dans une extrudeuse a reaction |
US6906146B2 (en) | 1993-07-13 | 2005-06-14 | Phillips Petroleum Company | Compositions having ethylenic backbone and benzylic, allylic, or ether-containing side-chains, oxygen scavenging compositions containing same, and process for making these compositions by esterification or transesterification of a polymer melt |
US5656692A (en) * | 1995-10-16 | 1997-08-12 | E. I. Du Pont De Nemours And Company | Process for transesterification of olefin/acrylic-ester copolymers |
WO2001074911A3 (fr) * | 2000-03-30 | 2002-03-21 | Du Pont | Procede de reticulation de copolymeres d'esters ethylenes et d'esters acryliques |
WO2002083748A1 (fr) * | 2001-04-16 | 2002-10-24 | E.I. Du Pont De Nemours And Company | Procede de reticulation de copolymeres d'esters acryliques |
US6720390B2 (en) | 2001-04-16 | 2004-04-13 | E. I. Du Pont De Nemours And Company | Process for crosslinking of acrylic ester copolymers |
US7179656B2 (en) | 2001-07-17 | 2007-02-20 | E. I. Du Pont De Nemours And Company | Sublimation screening test and apparatus |
CN111051425A (zh) * | 2017-09-14 | 2020-04-21 | 共荣社化学株式会社 | 热固化性树脂组合物 |
CN111051425B (zh) * | 2017-09-14 | 2022-07-08 | 共荣社化学株式会社 | 热固化性树脂组合物 |
Also Published As
Publication number | Publication date |
---|---|
KR920700234A (ko) | 1992-02-19 |
JPH04505169A (ja) | 1992-09-10 |
EP0426782A1 (fr) | 1991-05-15 |
FR2644464A1 (fr) | 1990-09-21 |
CA2026884A1 (fr) | 1990-09-17 |
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