WO2021020878A1 - 시트레이트계 가소제 조성물 및 이를 포함하는 수지 조성물 - Google Patents
시트레이트계 가소제 조성물 및 이를 포함하는 수지 조성물 Download PDFInfo
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- WO2021020878A1 WO2021020878A1 PCT/KR2020/010004 KR2020010004W WO2021020878A1 WO 2021020878 A1 WO2021020878 A1 WO 2021020878A1 KR 2020010004 W KR2020010004 W KR 2020010004W WO 2021020878 A1 WO2021020878 A1 WO 2021020878A1
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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
- C08K5/04—Oxygen-containing compounds
- C08K5/10—Esters; Ether-esters
- C08K5/11—Esters; Ether-esters of acyclic polycarboxylic acids
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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
- C08L101/00—Compositions of unspecified macromolecular 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
- C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
- C08K5/0016—Plasticisers
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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
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
Definitions
- the present invention relates to a citrate-based plasticizer composition containing citrate having the same carbon number of alkyl radicals as components in the composition and a resin composition containing the same.
- plasticizers react with alcohols with polycarboxylic acids such as phthalic acid and adipic acid to form corresponding esters.
- polycarboxylic acids such as phthalic acid and adipic acid
- plasticizer compositions that can replace phthalate plasticizers such as terephthalate, adipate, and other polymers are continuing.
- plasticizers should be used in consideration of discoloration, migration, and mechanical properties.
- sub-materials such as plasticizers, fillers, stabilizers, viscosity reducing agents, dispersants, defoaming agents, foaming agents, etc. are mixed with the PVC resin according to the properties required for each industry, such as tensile strength, elongation, light resistance, transition, gelling property or absorption rate. Is done.
- DEHTP di(2-ethylhexyl) terephthalate
- composition containing DEHTP it may be considered to apply the product of the transesterification reaction with butanol as a plasticizer, but while the plasticization efficiency is improved, the heating loss or thermal stability is poor, and mechanical properties There is currently no solution except to adopt a method of supplementing it through mixed use with other secondary plasticizers, as the improvement of physical properties such as this somewhat deteriorated.
- the present invention is a plasticizer composition, by including citrates to which isomer radicals having the same number of alkyl radical carbon atoms of the components are bonded, maintaining and improving mechanical properties and stress resistance at a level equal to or higher than that of conventional plasticizers, and at the same time It is intended to provide a plasticizer composition that can significantly improve light resistance while having an appropriate balance between weight loss characteristics and plasticization efficiency.
- a citrate-based composition containing one or more citrates of the following formula 1 is included, and the alkyl group of the citrate is an isomer mixture of hexyl alcohol having a degree of branching of 2.0 or less.
- a citrate plasticizer composition derived from.
- R 1 to R 3 are each independently an n-hexyl group, a branched hexyl group, or a cyclopentyl methyl group, and R 4 is hydrogen or an acetyl group.
- a resin composition comprising.
- the resin may be at least one selected from the group consisting of straight vinyl chloride polymer, paste vinyl chloride polymer, ethylene vinyl acetate copolymer, ethylene polymer, propylene polymer, polyketone, polystyrene, polyurethane, natural rubber and synthetic rubber.
- the plasticizer composition according to an embodiment of the present invention when used in a resin composition, maintains and improves mechanical properties and stress resistance at a level equal to or higher than that of existing plasticizers, and at the same time, it is suitable between transferability and reduction characteristics and plasticization efficiency.
- the light resistance can be remarkably improved while having a balance.
- composition includes reaction products and decomposition products formed from the materials of the composition as well as mixtures of materials comprising the composition.
- the term "straight vinyl chloride polymer” as used herein, as one of the types of vinyl chloride polymer, may mean polymerization through suspension polymerization or bulk polymerization, and having a size of tens to hundreds of micrometers. It has the form of porous particles in which a large amount of pores are distributed, has no cohesiveness, and has excellent flowability.
- paste vinyl chloride polymer as used herein, as one of the types of vinyl chloride polymers, may mean polymerized through microsuspension polymerization, microseed polymerization, or emulsion polymerization, and from tens to It refers to a polymer with poor flowability and cohesiveness as particles without fine and dense pores having a size of several thousand nanometers.
- compositions claimed through the use of the term'comprising', whether polymer or otherwise, may contain any additional additives, adjuvants, or compounds, unless stated to the contrary.
- the term'consisting essentially of' excludes from the scope of any subsequent description any other component, step or procedure, except that it is not essential to operability.
- the term'consisting of' excludes any component, step or procedure not specifically described or listed.
- the analysis of the content of the components in the composition is performed through gas chromatography measurement, and Agilent's gas chromatography instrument (product name: Agilent 7890 GC, column: HP-5, carrier gas: helium (flow rate 2.4 mL/min)) , Detector: FID, injection volume: 1uL, initial value: 70°C/4.2min, final value: 280°C/7.8min, program rate: 15°C/min).
- 'hardness means Shore hardness at 25°C (Shore "A” and/or Shore “D”) using ASTM D2240, and is measured under the conditions of 3T 10s, and plasticized It can be an index to evaluate the efficiency, and the lower it means the plasticization efficiency is excellent.
- the'tensile strength' is a cross head speed of 200 mm/min (1T) using UTM (manufacturer; Instron, model name; 4466) as a test device according to ASTM D638 method. ), and then the point at which the specimen is cut is measured and calculated by Equation 1 below.
- Tensile strength (kgf/cm 2 ) load value (kgf) / thickness (cm) x width (cm)
- the'elongation rate' is measured at the point where the specimen is cut after pulling the cross head speed to 200 mm/min (1T) using the UTM according to the ASTM D638 method. Then, it is calculated by the following equation (2).
- Elongation (%) length after elongation / initial length x 100
- the'migration loss' is obtained by obtaining a test piece with a thickness of 2 mm or more according to KSM-3156, attaching a glass plate to both sides of the test piece, and then applying a load of 1 kgf/cm 2 . After leaving the test piece in a hot air circulation oven (80°C) for 72 hours, take it out and cool it at room temperature for 4 hours. Then, after removing the glass plate attached to both sides of the test piece, measure the weight before and after leaving the glass plate and the specimen plate in the oven, and calculate the transition loss amount by Equation 3 below.
- Transition loss (%) ⁇ [(Initial specimen weight)-(Specimen weight after leaving the oven)] / (Initial specimen weight) ⁇ x 100
- Heating loss (%) ⁇ [(Initial specimen weight)-(After work specimen weight)] / (Initial specimen weight) ⁇ x 100
- the plasticizer composition includes a citrate-based composition containing one or more citrates of the following formula (1), and the alkyl group of the citrate is derived from an isomer mixture of hexyl alcohol having a degree of branching of 2.0 or less. do.
- R 1 to R 3 are each independently an n-hexyl group, a branched hexyl group, or a cyclopentyl methyl group, and R 4 is hydrogen or an acetyl group.
- the isomer mixture of hexyl alcohol of the plasticizer composition is 1-hexanol, 1-methylpentanol, 2-methylpentanol, 3-methylpentanol, 4-methylpentanol, 1 ,1-dimethylbutanol, 1,2-dimethylbutanol, 1,3-dimethylbutanol, 2,2-dimethylbutanol, 2,3-dimethylbutanol, 3,3-dimethylbutanol, 1-ethylbutanol, 2-ethylbutanol , 3-ethylbutanol and cyclopentyl methanol, and two or more selected from the group consisting of.
- the alkyl group of R 1 to R 3 of Formula 1 may be determined, and the final composition includes 3, 2 or 1 isomeric alkyl groups of the hexyl alcohol in the three alkyl groups.
- Various compositions in which dogs are bound may be included, and the ratio of the components in the final composition may be determined according to the ratio of the components of the reacting alcohols.
- processability improvement can be achieved by securing an appropriate level of absorption rate compared to that of less than 6 carbon atoms, and tensile strength, elongation, and The heating loss can be greatly improved, the plasticization efficiency can be excellent compared to the case where the carbon number exceeds 6, and migration resistance and stress resistance can be greatly expected.
- the hexyl alcohol isomer mixture of the plasticizer composition according to an embodiment of the present invention may have a degree of branching of 2.0 or less, and preferably 1.5 or less. Specifically, the degree of branching may be 1.5 or less, 1.3 or less, and more preferably 1.1 or less. In addition, it may be 0.1 or more, 0.2 or more, 0.3 or more, and most preferably 0.7 or more. The degree of branching of this isomeric mixture of hexyl alcohol can be maintained even when converted to a citrate plasticizer composition.
- the degree of branching exceeds 2.0, the balance between physical properties may be broken, resulting in a problem that the product does not meet any one or more evaluation criteria.However, if the degree of branching is less than 1.5, not only the mechanical properties, but also the improvement of transfer loss and heating loss will be more optimized. And the balance between physical properties can be excellent.
- the degree of branching may mean how many branched carbons the alkyl groups bonded to the material included in the composition have, and the degree may be determined according to the weight ratio of the material. For example, assuming that the alcohol mixture contains 60% by weight of n-hexyl alcohol, 30% by weight of methylpentyl alcohol, and 10% by weight of ethylbutyl alcohol, the branching carbon number of each alcohol is 0, 1 and 2, respectively. , The degree of branching may be calculated as [(60x0)+(30x1)+(10x2)] / 100 and equal to 0.5.
- the branching carbon number is considered to be zero.
- the plasticizer composition according to an embodiment of the present invention may include 1-hexanol, 2-methylpentanol, and 3-methylpentanol in a mixture of hexyl alcohol isomers. Including 2-methylpentanol and 3-methylpentanol together can maintain a balance between physical properties, and excellent effects can be obtained in terms of reducing heating.
- the branched hexyl alcohol including 2-methylpentanol and 3-methylpentanol may be included in 40 parts by weight or more, 50 parts by weight or more, 60 parts by weight or more, and preferably 65 parts by weight based on 100 parts by weight of the isomer mixture. It may be included in parts by weight or more and 70 parts by weight or more.
- the maximum amount may be all branched, 99 parts by weight or less, 98 parts by weight or less, and preferably 95 parts by weight or less, or 90 parts by weight or less.
- the linear alcohol of 1-hexanol may be included in an amount of 50 parts by weight or less, 40 parts by weight or less, and preferably 30 parts by weight or less, based on 100 parts by weight of the isomer mixture.
- the 1-hexanol may not be present in the component, but may be included in at least 2 parts by weight, and in this case, it may take advantage of improving mechanical properties while maintaining a balance between physical properties.
- Linear alcohols are known to have excellent effects in theory, but in the present invention, results different from these theoretical results were obtained, and it was confirmed that the balance of physical properties was more excellent when an isomer mixture containing a branched alcohol was applied.
- the plasticizer composition according to an embodiment of the present invention may include 1-hexanol, 2-methylpentanol, 3-methylpentanol, and cyclopentyl methanol in the isomer mixture of hexyl alcohol.
- cyclopentyl methanol it is possible to further improve the heating loss while maintaining the balance between physical properties.
- the cyclopentyl methanol may be 20 parts by weight or less, preferably 15 parts by weight or less, and more preferably 10 parts by weight or less, based on 100 parts by weight of the isomer mixture, and does not exist, or the minimum amount for obtaining the corresponding effect is It may be 2 parts by weight.
- a remarkable improvement in light resistance can be achieved, which can be achieved from the components of the isomers of hexyl alcohol described above and their component ratios.
- R 4 in Formula 1 is bonded to a hydrogen or acetyl group.
- R 4 is hydrogen, it is possible to achieve excellent effects in plasticization efficiency, migration resistance, and light resistance in general, and it can be evaluated as excellent because the absorption rate is well maintained at an appropriate level.
- it may be supplemented by controlling the processing conditions to prevent thermal discoloration during processing.
- citrate in which an acetyl group is bonded to R 4 .
- the thermal properties of the citrate are improved, the thermal resistance is enhanced, and thus the discoloration and carbonization properties are improved, there is an advantage in that it is relatively free from the heat influence during processing or in the finished product.
- the improvement of thermal properties due to the improvement of thermal properties, the reduction in heating and the retention of tensile strength and elongation after high temperature exposure (residue property) may be excellent.
- the plasticizer composition has an absorption rate of 4 minutes 30 seconds to 6 minutes 50 seconds when the absorption rate of di(2-ethylhexyl) terephthalate is 6 minutes 55 seconds to 7 minutes 5 seconds.
- the absorption rate is to measure the time taken to stabilize the torque of the mixer by mixing the resin and the ester compound using a planatary mixer (Brabender, P600) under the conditions of 77°C and 60 rpm. I can.
- the absorption rate in the above range is the time during which the plasticizer is absorbed into the resin, and if the absorption rate is too short, it may act as a deteriorating factor in the transfer performance to be discharged again during processing, and the transferred material volatilizes during processing, resulting in deterioration of the plasticization efficiency. This may be undesirable in that there is a possibility of adversely affecting the atmospheric environment, and if the absorption rate is too long, the processing time is longer than that of conventional general-purpose products such as di(2-ethylhexyl) terephthalate, which deteriorates productivity. There may be a problem that makes it happen.
- a method of preparing a plasticizer composition according to an embodiment of the present invention is a method known in the art, and may be applied without particular limitation as long as the plasticizer composition described above can be prepared.
- the composition may be prepared by direct esterification reaction of citric acid or an anhydride thereof and an isomer mixture of hexyl alcohol, or a transesterification reaction of an isomer mixture of trihexyl citrate and hexyl alcohol to prepare a composition. .
- the plasticizer composition according to an embodiment of the present invention is a material prepared by appropriately performing the esterification reaction, which meets the above-described conditions, in particular, controls the ratio of branched alcohols in the isomeric mixed alcohol, and contains specific components. If it is, there is no particular limitation on the manufacturing method.
- the direct esterification reaction may include adding citric acid or a derivative thereof and two or more mixed alcohols, adding a catalyst, and reacting in a nitrogen atmosphere; Removing unreacted raw materials; Neutralizing (or deactivating) unreacted raw materials and catalysts; And filtering the impurities (eg, distillation under reduced pressure) to remove impurities.
- the step of performing an acylation reaction after removing the unreacted raw material may be further included.
- the components of the isomeric mixture of hexyl alcohol and the weight ratio of the components are as described above.
- the isomeric mixture of alcohol may be used in the range of 200 to 900 mol%, 200 to 700 mol%, 200 to 600 mol%, 250 to 500 mol%, or 270 to 400 mol% based on 100 mol% of acid, By controlling the content of alcohol, the component ratio in the final composition can be controlled.
- the catalyst is, for example, sulfuric acid, hydrochloric acid, phosphoric acid, nitric acid, paratoluenesulfonic acid, methanesulfonic acid, ethanesulfonic acid, propanesulfonic acid, butanesulfonic acid, an acid catalyst such as alkyl sulfuric acid, aluminum lactate, lithium fluoride, potassium chloride, cesium chloride, calcium chloride, It may be at least one selected from metal salts such as iron chloride and aluminum phosphate, metal oxides such as heteropolyacids, natural/synthetic zeolites, cation and anion exchange resins, tetraalkyl titanate, and organic metals such as polymers. As a specific example, the catalyst may be tetraalkyl titanate.
- paratoluenesulfonic acid, methanesulfonic acid, or the like may be appropriate as an acid catalyst having a low activation temperature.
- the amount of catalyst used may vary depending on the type, for example, in the case of a homogeneous catalyst, in the range of 0.01 to 5% by weight, 0.01 to 3% by weight, 1 to 5% by weight, or 2 to 4% by weight based on the total 100% by weight of the reactants. In the case of inner and heterogeneous catalysts, it may be in the range of 5 to 200% by weight, 5 to 100% by weight, 20 to 200% by weight, or 20 to 150% by weight of the total amount of the reactant.
- reaction temperature may be in the range of 100°C to 280°C, 100°C to 250°C, or 120°C to 230°C.
- the transesterification reaction is citrate and an alcohol having an alkyl radical different from the alkyl radical of the citrate (a linear alcohol in the case of a citrate with a branched alkyl group, or a citrate with a linear alkyl group. In the case of a branched alcohol), it may be a reaction.
- the alkyl groups of citrate and alcohol may cross each other.
- transesterification reaction refers to a reaction in which an alcohol and an ester react as shown in Scheme 1 below, and R" of an ester is interchanged with R'of an alcohol as shown in Scheme 1 below:
- the alkoxide of the alcohol attacks the carbon of the three ester (RCOOR") groups present in the ester compound; two esters present in the ester compound ( Attacking the carbon of the RCOOR") group; In the case of attacking the carbon of one ester (RCOOR") group present in the ester compound; in the case of unreacted reaction; in four cases, four types of ester compositions can be produced by number. have.
- the citrate contained in the plasticizer composition according to the present invention when two ester groups are exchanged and when one ester group is exchanged according to the ester group bonding position, three types may be formed respectively, and accordingly, the final Up to eight compounds may be mixed in the composition.
- the isomeric mixture of hexyl alcohol according to the present invention since there are two or more types of alkyl groups present, the types may be more diverse.
- the composition ratio of the mixture may be controlled according to the amount of alcohol added.
- the amount of the alcohol added may be 0.1 to 200 parts by weight, specifically 1 to 150 parts by weight, more specifically 5 to 100 parts by weight, based on 100 parts by weight of trialkyl citrate.
- determining the component ratio in the final composition may be the amount of alcohol added as in the direct esterification reaction.
- the transesterification reaction is performed at a reaction temperature of 120°C to 190°C, preferably 135°C to 180°C, more preferably 141°C to 179°C for 10 minutes to 10 hours, preferably Preferably, it is carried out at 30 minutes to 8 hours, more preferably 1 to 6 hours.
- the reaction time may be calculated from the point when the reaction temperature reaches the reaction temperature after raising the temperature.
- the transesterification reaction may be carried out under an acid catalyst or a metal catalyst, and in this case, the reaction time is shortened.
- the acid catalyst may be, for example, sulfuric acid, methanesulfonic acid, or p-toluenesulfonic acid
- the metal catalyst may be, for example, an organometallic catalyst, a metal oxide catalyst, a metal salt catalyst, or a metal itself.
- the metal component may be, for example, any one selected from the group consisting of tin, titanium, and zirconium, or a mixture of two or more of them.
- the step of distilling off unreacted alcohol and reaction by-products may be further included.
- the distillation may be, for example, a two-stage distillation in which the alcohol and the reaction by-product are separated by using a difference in boiling point.
- the distillation may be mixed distillation. In this case, there is an effect of relatively stably securing the ester-based plasticizer composition at a desired composition ratio.
- the mixed distillation means distilling unreacted alcohol and reaction by-products at the same time.
- a resin composition comprising the plasticizer composition and the resin described above.
- the resin a resin known in the art may be used.
- a resin known in the art may be used.
- the plasticizer composition may be included in an amount of 5 to 150 parts by weight, preferably 5 to 130 parts by weight, or 10 to 120 parts by weight, based on 100 parts by weight of the resin.
- the resin in which the plasticizer composition is used may be manufactured into a resin product through melt processing or plastisol processing, and the melt processing resin and plastisol processing resin may be produced differently according to each polymerization method.
- a vinyl chloride polymer when used for melt processing, a solid resin particle having a large average particle diameter is used because it is prepared by suspension polymerization, and this vinyl chloride polymer is called a straight vinyl chloride polymer, and is used for plastisol processing.
- a resin in a sol state is used as fine resin particles that are prepared by emulsion polymerization or the like, and such a vinyl chloride polymer is called a paste vinyl chloride resin.
- the plasticizer in the case of the straight vinyl chloride polymer, is preferably contained within the range of 5 to 80 parts by weight based on 100 parts by weight of the polymer, and in the case of the paste vinyl chloride polymer, 40 to 120 parts by weight based on 100 parts by weight of the polymer It is preferably included in.
- the resin composition may further include a filler.
- the filler may be 0 to 300 parts by weight, preferably 50 to 200 parts by weight, more preferably 100 to 200 parts by weight, based on 100 parts by weight of the resin.
- the filler may be a filler known in the art, and is not particularly limited.
- it may be a mixture of one or more selected from silica, magnesium carbonate, calcium carbonate, hard coal, talc, magnesium hydroxide, titanium dioxide, magnesium oxide, calcium hydroxide, aluminum hydroxide, aluminum silicate, magnesium silicate and barium sulfate.
- the resin composition may further include other additives such as stabilizers, if necessary.
- additives such as the stabilizer may be, for example, 0 to 20 parts by weight, preferably 1 to 15 parts by weight, based on 100 parts by weight of the resin, respectively.
- the stabilizer may be a calcium-zinc (Ca-Zn-based) stabilizer or a barium-zinc (Ba-Zn-based) stabilizer, such as a calcium-zinc complex stearic acid salt, but is particularly limited thereto. no.
- the resin composition may be applied to both melt processing and plastisol processing as described above, for example, melt processing may be applied to calendering processing, extrusion processing, or injection processing, and plastisol processing may be applied to coating processing, etc. Can be applied.
- the alcohol composition of the isomeric mixture of hexyl alcohol used herein is as shown in Table 1 below.
- a plasticizer composition was obtained in the same manner as in Example 1, except that the alcohol composition of the isomer mixture of hexyl alcohol in Example 1 was changed as described in Table 1 below.
- diisononyl phthalate (DINP) was used as a plasticizer composition.
- di(2-ethylhexyl) terephthalate (DEHTP, LGflex GL300) was used as a plasticizer composition.
- a plasticizer composition was obtained in the same manner as in Example 1, except that normal butanol was used instead of an isomer mixture of hexyl alcohol in Example 1.
- a plasticizer composition was obtained in the same manner as in Example 1, except that normal pentanol was used instead of the isomer mixture of hexyl alcohol in Example 1.
- a plasticizer composition was obtained in the same manner as in Example 1, except that 2-methylbutanol was used instead of an isomer mixture of hexyl alcohol in Example 1.
- a plasticizer composition was obtained in the same manner as in Example 1, except that normal heptanol was used instead of an isomer mixture of hexyl alcohol in Example 1.
- a plasticizer composition was obtained in the same manner as in Example 1, except that isoheptanol (2-methylhexanol) was used instead of the isomeric mixture of hexyl alcohol in Example 1.
- a plasticizer composition was obtained in the same manner as in Example 1, except that 2-ethylhexanol was used instead of the isomer mixture of hexyl alcohol in Example 1.
- a plasticizer composition was obtained in the same manner as in Example 1, except that isononanol was used instead of the isomeric mixture of hexyl alcohol in Example 1.
- Tensile strength (kgf/cm 2 ) load value (kgf) / thickness (cm) x width (cm)
- Elongation rate measurement According to the ASTM D638 method, after pulling the cross head speed at 200 mm/min using the UTM, measuring the point at which the 1T specimen is cut, and then measuring the elongation rate. It was calculated as follows:
- Elongation (%) length after elongation / initial length x 100 was calculated.
- Transition loss (%) ⁇ [(Initial specimen weight)-(Specimen weight after leaving the oven)] / (Initial specimen weight) ⁇ x 100
- Heating loss (%) ⁇ [(Initial specimen weight)-(After work specimen weight)] / (Initial specimen weight) ⁇ x 100
- Stress test stress resistance: After a specimen with a thickness of 2 mm was allowed to stand at 23°C for 168 hours in a bent state, the degree of migration (the degree of bleeding) was observed, and the result was written as a numerical value, and The closer it was, the better the characteristics were.
- the absorption rate was evaluated by measuring the time taken to stabilize the torque of the mixer by mixing the resin and the ester compound using a planatary mixer (Brabender, P600) under conditions of 77°C and 60rpm.
- the plasticizer of the embodiments when the plasticizer of the embodiments is applied, the balance of all physical properties is properly made, and the plasticizer can be provided at a level that satisfies the product satisfaction criteria without being poor in any one of the physical properties, but it does not belong to the present invention. It can be seen that in the case of applying a plasticizer that is not used, some physical properties may be evaluated excellently, but the fact that there are two or more extremely poor physical properties, does not meet the product satisfaction criteria.
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Abstract
Description
1-헥산올 | 2-메틸펜탄올 | 3-메틸펜탄올 | 2-에틸부탄올 | 사이클로펜틸메탄올 | |
실시예 1 | 30 | 15 | 50 | - | 5 |
실시예 2 | 30 | 30 | 30 | - | 10 |
실시예 3 | 10 | 40 | 40 | - | 10 |
실시예 4 | 20 | 30 | 40 | - | 10 |
실시예 5 | 5 | 30 | 50 | - | 15 |
실시예 6 | 2 | 50 | 40 | - | 8 |
실시예 7 | 8 | 60 | 30 | - | 2 |
실시예 8 | 10 | 40 | 50 | - | - |
실시예 9 | 30 | 30 | 40 | - | - |
실시예 10 | - | 40 | 50 | - | 10 |
실시예 11 | 10 | - | 80 | - | 10 |
실시예 12 | 30 | - | - | 70 | - |
경도(Shore A) | 경도(Shore D) | 인장강도(kgf/cm2) | 신율(%) | |
실시예 1 | 88.2 | 42.1 | 220.9 | 334.0 |
실시예 2 | 88.1 | 42.0 | 223.2 | 331.8 |
실시예 3 | 88.1 | 42.0 | 224.6 | 335.4 |
실시예 4 | 88.0 | 42.1 | 225.0 | 332.8 |
실시예 5 | 87.8 | 42.0 | 224.3 | 337.5 |
실시예 6 | 88.2 | 42.2 | 221.3 | 329.8 |
실시예 7 | 88.0 | 42.1 | 225.3 | 335.2 |
실시예 8 | 88.2 | 42.3 | 227.1 | 332.5 |
실시예 9 | 88.0 | 42.0 | 228.4 | 336.1 |
실시예 10 | 88.1 | 42.0 | 227.3 | 332.6 |
실시예 11 | 87.9 | 41.8 | 225.7 | 332.6 |
실시예 12 | 88.0 | 42.2 | 218.9 | 337.8 |
비교예 1 | 91.3 | 47.1 | 229.0 | 319.0 |
비교예 2 | 92.4 | 47.9 | 246.3 | 344.4 |
비교예 3 | 84.6 | 39.0 | 205.5 | 286.4 |
비교예 4 | 86.6 | 40.7 | 205.1 | 298.1 |
비교예 5 | 88.0 | 42.1 | 206.0 | 289.7 |
비교예 6 | 92.3 | 45.1 | 227.3 | 345.6 |
비교예 7 | 92.5 | 45.4 | 228.2 | 341.2 |
비교예 8 | 94.1 | 48.7 | 229.5 | 354.1 |
비교예 9 | 97.2 | 53.4 | 237.4 | 365.0 |
이행손실(%) | 가열감량(%) | 스트레스이행성 | 흡수속도 | 내광성 | |
실시예 1 | 0.74 | 0.58 | 0 | 5'10" | 0.61 |
실시예 2 | 0.66 | 0.70 | 0 | 5'05" | 0.52 |
실시예 3 | 0.90 | 0.62 | 0 | 5'05" | 0.62 |
실시예 4 | 0.85 | 0.66 | 0 | 5'10" | 0.55 |
실시예 5 | 0.74 | 0.65 | 0 | 5'00" | 0.60 |
실시예 6 | 0.87 | 0.65 | 0 | 5'15" | 0.74 |
실시예 7 | 0.84 | 0.68 | 0 | 5'15" | 0.80 |
실시예 8 | 0.90 | 0.70 | 0 | 5'20" | 0.92 |
실시예 9 | 0.74 | 0.58 | 0 | 4'55" | 0.68 |
실시예 10 | 0.80 | 0.61 | 0 | 5'00" | 0.74 |
실시예 11 | 0.68 | 0.72 | 0 | 4'50" | 0.88 |
실시예 12 | 0.95 | 0.69 | 0 | 5'12" | 0.80 |
비교예 1 | 2.44 | 0.72 | 0.5 | 5'55" | 1.01 |
비교예 2 | 5.64 | 0.79 | 3.0 | 6'58" | 2.84 |
비교예 3 | 0.45 | 4.51 | 0 | 2'30" | 0.86 |
비교예 4 | 0.84 | 2.03 | 0 | 3'54" | 0.77 |
비교예 5 | 1.20 | 2.65 | 0 | 5'28" | 0.99 |
비교예 6 | 2.30 | 0.57 | 1.5 | 6'56" | 0.98 |
비교예 7 | 2.54 | 0.75 | 2.0 | 8'20" | 1.02 |
비교예 8 | 2.89 | 0.54 | 2.5 | 8'16" | 1.00 |
비교예 9 | 3.45 | 0.56 | 3.0 | 9'45" | 1.11 |
Claims (10)
- 하기 화학식 1의 시트레이트가 1 이상 포함된 시트레이트계 조성물을 포함하고,상기 시트레이트의 알킬기는 분지화도가 2.0 이하인 헥실 알코올의 이성질체 혼합물로부터 유래되며,상기 헥실 알코올의 이성질체 혼합물은 1-헥산올, 1-메틸펜탄올, 2-메틸펜탄올, 3-메틸펜탄올, 4-메틸펜탄올, 1,1-디메틸부탄올, 1,2-디메틸부탄올, 1,3-디메틸부탄올, 2,2-디메틸부탄올, 2,3-디메틸부탄올, 3,3-디메틸부탄올, 1-에틸부탄올, 2-에틸부탄올, 3-에틸부탄올 및 사이클로펜틸 메탄올로 이루어진 군에서 선택된 2 이상을 포함하는 것인 시트레이트계 가소제 조성물:[화학식 1]상기 화학식 1에서,R1 내지 R3는 각각 독립적으로, n-헥실기, 분지형 헥실기 또는 사이클로펜틸메틸기이고,R4는 수소 또는 아세틸기이다.
- 제1항에 있어서,상기 헥실 알코올의 이성질체 혼합물은 분지화도가 1.5 이하인 것인 가소제 조성물.
- 제1항에 있어서,상기 헥실 알코올의 이성질체 혼합물은 1-헥산올, 2-메틸펜탄올 및 3-메틸펜탄올을 포함하는 것인 가소제 조성물.
- 제1항에 있어서,상기 헥실 알코올의 이성질체 혼합물은, 이성질체 혼합물 100 중량부에 대하여, 분지형 알코올이 40 중량부 이상으로 포함되는 것인 가소제 조성물.
- 제1항에 있어서,상기 헥실 알코올의 이성질체 혼합물은, 이성질체 혼합물 100 중량부에 대하여, 분지형 알코올이 50 내지 95 중량부로 포함되는 것인 가소제 조성물.
- 제1항에 있어서,상기 헥실 알코올의 이성질체 혼합물은, 이성질체 혼합물 100 중량부에 대하여, 1-헥산올이 40 중량부 이하로 포함되는 것인 가소제 조성물.
- 제1항에 있어서,상기 헥실 알코올의 이성질체 혼합물은 1-헥산올, 2-메틸펜탄올, 3-메틸펜탄올 및 사이클로펜틸 메탄올을 포함하는 것인 가소제 조성물.
- 제7항에 있어서,상기 헥실 알코올의 이성질체 혼합물은, 이성질체 혼합물 100 중량부에 대하여, 사이클로메틸 펜탄올이 20 중량부 이하로 포함되는 것인 가소제 조성물.
- 수지 100 중량부; 및 제1항의 가소제 조성물 5 내지 150 중량부;를 포함하는 수지 조성물.
- 제9항에 있어서,상기 수지는 스트레이트 염화비닐 중합체, 페이스트 염화비닐 중합체, 에틸렌 비닐 아세테이트 공중합체, 에틸렌 중합체, 프로필렌 중합체, 폴리케톤, 폴리스티렌, 폴리우레탄, 천연고무 및 합성고무로 이루어진 군에서 선택된 1 종 이상인 것인 수지 조성물.
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BR112021023388A BR112021023388A2 (pt) | 2019-07-30 | 2020-07-29 | Composição plastificante à base de citrato e composição de resina que a compreende |
US17/606,403 US20220195143A1 (en) | 2019-07-30 | 2020-07-29 | Citrate-based plasticizer composition and resin composition comprising the same |
EP20846218.4A EP4006091A4 (en) | 2019-07-30 | 2020-07-29 | CITRATE-BASED PLASTICIZING COMPOSITION AND RESIN COMPOSITION THEREOF |
JP2021562056A JP7251031B2 (ja) | 2019-07-30 | 2020-07-29 | シトレート系可塑剤組成物およびそれを含む樹脂組成物 |
CN202080033130.9A CN113785010B (zh) | 2019-07-30 | 2020-07-29 | 柠檬酸酯类增塑剂组合物和包含该增塑剂组合物的树脂组合物 |
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