JP7485275B2 - 可塑剤及びその製造方法 - Google Patents
可塑剤及びその製造方法 Download PDFInfo
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- JP7485275B2 JP7485275B2 JP2022162698A JP2022162698A JP7485275B2 JP 7485275 B2 JP7485275 B2 JP 7485275B2 JP 2022162698 A JP2022162698 A JP 2022162698A JP 2022162698 A JP2022162698 A JP 2022162698A JP 7485275 B2 JP7485275 B2 JP 7485275B2
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- 239000004014 plasticizer Substances 0.000 title claims description 164
- 238000004519 manufacturing process Methods 0.000 title claims description 29
- 239000002253 acid Substances 0.000 claims description 115
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 claims description 99
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 64
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 claims description 32
- 238000010438 heat treatment Methods 0.000 claims description 31
- QWGRWMMWNDWRQN-UHFFFAOYSA-N 2-methylpropane-1,3-diol Chemical compound OCC(C)CO QWGRWMMWNDWRQN-UHFFFAOYSA-N 0.000 claims description 30
- 238000000034 method Methods 0.000 claims description 29
- 239000011265 semifinished product Substances 0.000 claims description 27
- 239000011541 reaction mixture Substances 0.000 claims description 23
- OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 claims description 21
- 230000006837 decompression Effects 0.000 claims description 20
- 239000001361 adipic acid Substances 0.000 claims description 16
- 235000011037 adipic acid Nutrition 0.000 claims description 16
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 15
- 239000003054 catalyst Substances 0.000 claims description 14
- KDYFGRWQOYBRFD-UHFFFAOYSA-N Succinic acid Natural products OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 claims description 10
- BWDBEAQIHAEVLV-UHFFFAOYSA-N 6-methylheptan-1-ol Chemical compound CC(C)CCCCCO BWDBEAQIHAEVLV-UHFFFAOYSA-N 0.000 claims description 9
- KDYFGRWQOYBRFD-NUQCWPJISA-N butanedioic acid Chemical compound O[14C](=O)CC[14C](O)=O KDYFGRWQOYBRFD-NUQCWPJISA-N 0.000 claims description 8
- PLLBRTOLHQQAQQ-UHFFFAOYSA-N 8-methylnonan-1-ol Chemical compound CC(C)CCCCCCCO PLLBRTOLHQQAQQ-UHFFFAOYSA-N 0.000 claims description 7
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 claims description 7
- 239000011976 maleic acid Substances 0.000 claims description 7
- YLQLIQIAXYRMDL-UHFFFAOYSA-N propylheptyl alcohol Chemical compound CCCCCC(CO)CCC YLQLIQIAXYRMDL-UHFFFAOYSA-N 0.000 claims description 7
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 claims description 7
- RTBFRGCFXZNCOE-UHFFFAOYSA-N 1-methylsulfonylpiperidin-4-one Chemical compound CS(=O)(=O)N1CCC(=O)CC1 RTBFRGCFXZNCOE-UHFFFAOYSA-N 0.000 claims description 5
- JFCQEDHGNNZCLN-UHFFFAOYSA-N anhydrous glutaric acid Natural products OC(=O)CCCC(O)=O JFCQEDHGNNZCLN-UHFFFAOYSA-N 0.000 claims description 5
- HNEGQIOMVPPMNR-IHWYPQMZSA-N citraconic acid Chemical compound OC(=O)C(/C)=C\C(O)=O HNEGQIOMVPPMNR-IHWYPQMZSA-N 0.000 claims description 5
- 229940018557 citraconic acid Drugs 0.000 claims description 5
- ZIYVHBGGAOATLY-UHFFFAOYSA-N methylmalonic acid Chemical compound OC(=O)C(C)C(O)=O ZIYVHBGGAOATLY-UHFFFAOYSA-N 0.000 claims description 5
- 235000006408 oxalic acid Nutrition 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 15
- 230000000694 effects Effects 0.000 description 12
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical group [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 8
- 229920000642 polymer Polymers 0.000 description 8
- 150000007513 acids Chemical class 0.000 description 7
- 238000001816 cooling Methods 0.000 description 6
- 230000014759 maintenance of location Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 229910052719 titanium Inorganic materials 0.000 description 6
- 239000010936 titanium Substances 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 5
- 239000004033 plastic Substances 0.000 description 5
- 229920003023 plastic Polymers 0.000 description 5
- IRIAEXORFWYRCZ-UHFFFAOYSA-N Butylbenzyl phthalate Chemical compound CCCCOC(=O)C1=CC=CC=C1C(=O)OCC1=CC=CC=C1 IRIAEXORFWYRCZ-UHFFFAOYSA-N 0.000 description 4
- DOIRQSBPFJWKBE-UHFFFAOYSA-N dibutyl phthalate Chemical compound CCCCOC(=O)C1=CC=CC=C1C(=O)OCCCC DOIRQSBPFJWKBE-UHFFFAOYSA-N 0.000 description 4
- 230000002411 adverse Effects 0.000 description 3
- BJQHLKABXJIVAM-UHFFFAOYSA-N bis(2-ethylhexyl) phthalate Chemical compound CCCCC(CC)COC(=O)C1=CC=CC=C1C(=O)OCC(CC)CCCC BJQHLKABXJIVAM-UHFFFAOYSA-N 0.000 description 3
- XNGIFLGASWRNHJ-UHFFFAOYSA-N phthalic acid Chemical class OC(=O)C1=CC=CC=C1C(O)=O XNGIFLGASWRNHJ-UHFFFAOYSA-N 0.000 description 3
- 238000006116 polymerization reaction Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- -1 phthalate ester compounds Chemical class 0.000 description 2
- 125000005498 phthalate group Chemical class 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 231100000615 substance of very high concern Toxicity 0.000 description 2
- QHGNHLZPVBIIPX-UHFFFAOYSA-N tin(ii) oxide Chemical compound [Sn]=O QHGNHLZPVBIIPX-UHFFFAOYSA-N 0.000 description 2
- OQBLGYCUQGDOOR-UHFFFAOYSA-L 1,3,2$l^{2}-dioxastannolane-4,5-dione Chemical compound O=C1O[Sn]OC1=O OQBLGYCUQGDOOR-UHFFFAOYSA-L 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- ANBBXQWFNXMHLD-UHFFFAOYSA-N aluminum;sodium;oxygen(2-) Chemical compound [O-2].[O-2].[Na+].[Al+3] ANBBXQWFNXMHLD-UHFFFAOYSA-N 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000005886 esterification reaction Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- XNGIFLGASWRNHJ-UHFFFAOYSA-L phthalate(2-) Chemical compound [O-]C(=O)C1=CC=CC=C1C([O-])=O XNGIFLGASWRNHJ-UHFFFAOYSA-L 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 229910001388 sodium aluminate Inorganic materials 0.000 description 1
- 239000001384 succinic acid Substances 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000012974 tin catalyst Substances 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
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- 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
- C08G63/66—Polyesters containing oxygen in the form of ether groups
- C08G63/668—Polyesters containing oxygen in the form of ether groups derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/672—Dicarboxylic acids and dihydroxy compounds
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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
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/16—Dicarboxylic acids and dihydroxy compounds
-
- 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
- C08G63/78—Preparation processes
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/24—Macromolecular compounds
- C04B24/28—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C04B24/283—Polyesters
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- 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
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/16—Dicarboxylic acids and dihydroxy compounds
- C08G63/20—Polyesters having been prepared in the presence of compounds having one reactive group or more than two reactive 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
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/46—Polyesters chemically modified by esterification
- C08G63/50—Polyesters chemically modified by esterification by monohydric alcohols
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/52—Polycarboxylic acids or polyhydroxy compounds in which at least one of the two components contains aliphatic unsaturation
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- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/66—Polyesters containing oxygen in the form of ether groups
- C08G63/668—Polyesters containing oxygen in the form of ether groups derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/676—Polyesters containing oxygen in the form of ether groups derived from polycarboxylic acids and polyhydroxy compounds in which at least one of the two components contains aliphatic unsaturation
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- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/78—Preparation processes
- C08G63/82—Preparation processes characterised by the catalyst used
- C08G63/85—Germanium, tin, lead, arsenic, antimony, bismuth, titanium, zirconium, hafnium, vanadium, niobium, tantalum, or compounds thereof
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- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
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- General Chemical & Material Sciences (AREA)
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- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Polyesters Or Polycarbonates (AREA)
- Polymerisation Methods In General (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Description
本発明で特定の末端封止アルコールを用いることで、可塑剤の表面張力を向上する効果を果たせることを証明するために、本発明では、前記工程S1~S5に基づいて、高い表面張力を有する実施例1~3の可塑剤を製造した。実施例1~3での主の相違点は、異なる種類の二塩基酸を用いた。具体的に説明すると、実施例1で二塩基酸としてコハク酸及びアジピン酸を用い、実施例2で二塩基酸としてマレイン酸及びアジピン酸を用い、実施例3で二塩基酸としてマロン酸及びアジピン酸を用いた。実施例1、4及び5での主の相違点は、異なる種類の末端封止アルコールを用いた。実施例1で末端封止アルコールとしてイソオクタノールを用い、実施例4で末端封止アルコールとしてイソデカノールを用い、実施例5で末端封止アルコールとして2-プロピルヘプタノールを用いた。具体的な操作工程は、以下の通りであった。
アジピン酸215g(1.47モル)、コハク酸55g(0.47モル)、2-メチル-1,3-プロパンジオール100g(1.11モル)、ジエチレングリコール60g(0.57モル)及びチタン触媒0.5gを、反応装置に導入して、140℃、760トルの条件で反応させ、反応混合物を形成した。
アジピン酸215g(1.47モル)、マレイン酸55g(0.47モル)、2-メチル-1,3-プロパンジオール100g(1.11モル)、ジエチレングリコール60g(0.57モル)及びチタン触媒0.5gを、反応装置に導入して、140℃、760トルの条件で反応させ、反応混合物を形成した。
アジピン酸215g(1.47モル)、マロン酸50g(0.48モル)、2-メチル-1,3-プロパンジオール100g(1.11モル)、ジエチレングリコール60g(0.57モル)及びチタン触媒0.5gを、反応装置に導入して、140℃、760トルの条件で反応させ、反応混合物を形成した。
アジピン酸215g(1.47モル)、コハク酸55g(0.47モル)、2-メチル-1,3-プロパンジオール100g(1.11モル)、ジエチレングリコール60g(0.57モル)及びチタン触媒0.5gを、反応装置に導入して、140℃、760トルの条件で反応させ、反応混合物を形成した。
アジピン酸215g(1.47モル)、コハク酸55g(0.47モル)、2-メチル-1,3-プロパンジオール100g(1.11モル)、ジエチレングリコール60g(0.57モル)及びチタン触媒0.5gを、反応装置に導入して、140℃、760トルの条件で反応させ、反応混合物を形成した。
本発明の有利な効果として、本発明に係る可塑剤及びその製造方法は、「二塩基酸は第1の二塩基酸及びアジピン酸である第2の二塩基酸を含む」、「二価アルコールはジエチレングリコール及び2-メチル-1,3-プロパンジオールを含む」といった技術特徴により、可塑剤の表面張力を向上することができる。
Claims (15)
- 二塩基酸と、二価アルコールと、触媒とを混合することで反応混合物を形成することと、
前記反応混合物を130℃~220℃の温度で反応させて、半製品を形成することと、
前記半製品に末端封止アルコールを添加して、205℃~220℃の温度で反応させることで、粗製可塑剤(coarse plasticizer)を形成することと、
前記粗製可塑剤を760トル~5トルの圧力で精製することで、可塑剤を得ることと、を含み、
前記二塩基酸は第1の二塩基酸及び第2の二塩基酸を含み、
前記第2の二塩基酸はアジピン酸であり、前記二価アルコールはジエチレングリコール及び2-メチル-1,3-プロパンジオールを含み、
前記末端封止アルコールはイソオクタノール、イソデカノール又は2-プロピルヘプタノールを含み、
前記二塩基酸:前記二価アルコール:前記末端封止アルコール(モル比)は、1:0.6~0.9:0.3~0.6であり、
前記第1の二塩基酸は、シュウ酸、マロン酸、メチルマロン酸、コハク酸、グルタル酸、マレイン酸、及びシトラコン酸からなる群から選択されることを特徴とする、可塑剤の製造方法。 - 前記第1の二塩基酸の添加モル数は、前記第2の二塩基酸の添加モル数以下であり、かつ第1の二塩基酸の前記二塩基酸中でのモル比は、0.2以上である、請求項1に記載の可塑剤の製造方法。
- 前記第1の二塩基酸:前記第2の二塩基酸(モル比)は1:1~1:4である、請求項2に記載の可塑剤の製造方法。
- 前記ジエチレングリコールの添加モル数は、前記2-メチル-1,3-プロパンジオールの添加モル数以下であり、且つ前記ジエチレングリコールの前記二価アルコールでのモル比は、0.25以上である、請求項1に記載の可塑剤の製造方法。
- 前記ジエチレングリコールと前記2-メチル-1,3-プロパンジオールとの混合モル比(ジエチレングリコール:2-メチル-1,3-プロパンジオール)は、1:1~1:3である、請求項4に記載の可塑剤の製造方法。
- 前記反応混合物は、温度が130℃~220℃の加熱プロセスにおける複数の保持温度ステージのそれぞれで反応され、前記粗製可塑剤は、圧力が760トル~5トルの減圧プロセスにおける複数の低圧ステージのそれぞれで精製されることで、前記可塑剤を得る、請求項1に記載の可塑剤の製造方法。
- 複数の前記保持温度ステージはそれぞれ、所定温度が130℃~150℃の第1の保持温度ステージ、所定温度が150℃~170℃の第2の保持温度ステージ、所定温度が170℃~190℃の第3の保持温度ステージ、所定温度が190℃~205℃の第4の保持温度ステージ及び所定温度が205℃~220℃の第5の保持温度ステージである、請求項6に記載の可塑剤の製造方法。
- 前記半製品の酸価が70mgKOH/g~90mgKOH/gになった時に、前記加熱プロセスを中止する、請求項6に記載の可塑剤の製造方法。
- 前記粗製可塑剤の酸価が10mgKOH/g~30mgKOH/gになった時に、前記減圧プロセスが開始する、請求項6に記載の可塑剤の製造方法。
- 複数の前記低圧ステージはそれぞれ、所定圧力が750トル~400トルの第1の低圧ステージ、所定圧力が400トル~300トルの第2の低圧ステージ、所定圧力が300トル~150トルの第3の低圧ステージ、所定圧力が150トル~20トルの第4の低圧ステージ及び所定圧力が20トル~10トルの第5の低圧ステージである、請求項6に記載の可塑剤の製造方法。
- 二塩基酸と、二価アルコールと、末端封止アルコールとで合成される、可塑剤であって、
二塩基酸:二価アルコール:末端封止アルコール(モル比)は、1:0.6~0.9:0.3~0.6であり、
前記二塩基酸は第1の二塩基酸及びアジピン酸である第2の二塩基酸を含み、
前記第1の二塩基酸は、シュウ酸、マロン酸、メチルマロン酸、コハク酸、グルタル酸、マレイン酸、及びシトラコン酸からなる群から選択され、
前記二価アルコールはジエチレングリコール及び2-メチル-1,3-プロパンジオールを含み、
前記末端封止アルコールはイソオクタノール、イソデカノール又は2-プロピルヘプタノールを含み、
前記可塑剤の表面張力は、37mN/m~39mN/mであることを特徴とする、可塑剤。 - 前記可塑剤の粘度は、1500cps~3000cpsである、請求項11に記載の可塑剤。
- 前記可塑剤の重量平均分子量は、2500g/mol~3500g/molである、請求項11に記載の可塑剤。
- 前記第1の二塩基酸:前記第2の二塩基酸(モル比)は1:1~1:4である、請求項11に記載の可塑剤。
- 前記ジエチレングリコールと前記2-メチル-1,3-プロパンジオールとの混合モル比(ジエチレングリコール:2-メチル-1,3-プロパンジオール)は、1:1~1:3である、請求項11に記載の可塑剤。
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