WO2013014770A1 - 塩化ビニリデン系樹脂組成物およびその製造方法、ならびに、塩化ビニリデン系樹脂成形品 - Google Patents
塩化ビニリデン系樹脂組成物およびその製造方法、ならびに、塩化ビニリデン系樹脂成形品 Download PDFInfo
- Publication number
- WO2013014770A1 WO2013014770A1 PCT/JP2011/067137 JP2011067137W WO2013014770A1 WO 2013014770 A1 WO2013014770 A1 WO 2013014770A1 JP 2011067137 W JP2011067137 W JP 2011067137W WO 2013014770 A1 WO2013014770 A1 WO 2013014770A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- vinylidene chloride
- room temperature
- weight
- resin composition
- chloride resin
- Prior art date
Links
Images
Classifications
-
- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/20—Compounding polymers with additives, e.g. colouring
- C08J3/203—Solid polymers with solid and/or liquid additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/20—Compounding polymers with additives, e.g. colouring
- C08J3/22—Compounding polymers with additives, e.g. colouring using masterbatch techniques
- C08J3/223—Packed additives
-
- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/01—Use of inorganic substances as compounding ingredients characterized by their specific function
-
- 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
-
- 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
-
- 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
- C08K5/15—Heterocyclic compounds having oxygen in the ring
- C08K5/151—Heterocyclic compounds having oxygen in the ring having one oxygen atom in the ring
- C08K5/1515—Three-membered rings
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
- C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
- C08J2327/04—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08J2327/08—Homopolymers or copolymers of vinylidene chloride
-
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
Definitions
- the present invention relates to a novel vinylidene chloride resin composition that can be continuously extruded over a long period of time and is excellent in thermal stability, and a method for producing the same, and is melted using the vinylidene chloride resin composition
- the present invention relates to a molded vinylidene chloride resin molded article having excellent barrier properties and transparency.
- vinylidene chloride resin compositions those containing vinylidene chloride copolymers and appropriate amounts of additives such as plasticizers and stabilizers are generally known. Molded products (vinylidene chloride-based resin molded products) obtained by melt-molding this vinylidene chloride-based resin composition are particularly excellent in oxygen barrier properties, moisture resistance, transparency, chemical resistance, oil resistance, etc. Therefore, it is used for a wide variety of uses such as food packaging and pharmaceutical packaging.
- a liquid additive having a plasticizing effect can be added to a vinylidene chloride-based resin molded product in order to maintain the protruding barrier property.
- the liquid additive after addition is extracted or transferred when the vinylidene chloride copolymer is molded into a packaging material such as a film or container, affected by the storage environment and the contents to be filled (packaged material). From the viewpoint of food hygiene, it is considered preferable to keep the addition amount very small.
- the conventional vinylidene chloride resin composition and the vinylidene chloride resin molded product have very poor thermal stability during melt molding, for example, extrusion film formation, in other words, maintain high barrier properties. At the same time, thermal stability and productivity have been sacrificed in order to suppress the transfer of additives to food.
- Patent Documents 1 and 2 include magnesium oxide (MgO), and Patent Document 3 includes magnesium hydroxide (Mg (OH) 2 ).
- MgO magnesium oxide
- Patent Document 3 includes magnesium hydroxide (Mg (OH) 2 ).
- the blending of these inorganic powders (heat stabilizers) is useful for protecting vinylidene chloride copolymers that are prone to thermal decomposition and thermal deterioration from heating during melt extrusion.
- Inorganic powder of 0.1 wt% or more and 2.0 wt% or less is blended with respect to the coalescence.
- Patent Documents 1 to 3 are still insufficient in thermal stability, and furthermore, it is difficult to perform continuous extrusion for a long time while maintaining a sufficient barrier level. It is.
- the present invention has been made in view of the above problems, and its object is to provide a novel vinylidene chloride-based resin composition that can be continuously extruded for a long time and is excellent in thermal stability, and a method for producing the same. Is to provide. Another object of the present invention is to provide a vinylidene chloride-based resin molded article having excellent barrier properties and transparency, which is melt-molded using this vinylidene chloride-based resin composition.
- the present inventors have solved the above problem by adopting a vinylidene chloride resin composition in which solid particles (A) exhibit a specific distribution state at room temperature. As a result, the present invention has been completed.
- the present invention provides the following (1) to (7).
- (1) comprising particles (A) that are solid at room temperature, a plasticizer (B) that is liquid at room temperature, and a vinylidene chloride copolymer, Of 0.4 cm 2 per observed with a transmission light microscope, the projected area 10 [mu] m 2 or more 3000 .mu.m 2 following the of the solid particles (A) at room temperature, the projected area 1000 .mu.m 2 or more 3000 .mu.m 2 following are 20% And the projected area is 10 ⁇ m 2 or more and less than 100 ⁇ m 2 is 40% or more, Vinylidene chloride resin composition.
- the solid particles (A) at room temperature are selected from metals or oxides or hydroxides of Group 14 elements of the Periodic Table, The vinylidene chloride resin composition according to (1) above.
- the plasticizer (B) that is liquid at room temperature has a viscosity at 25 ° C. measured by an E-type viscometer of 2.5 Pa ⁇ s to 6 Pa ⁇ s,
- the vinylidene chloride resin composition according to (1) or (2) has a viscosity at 25 ° C. measured by an E-type viscometer of 2.5 Pa ⁇ s to 6 Pa ⁇ s,
- the HAZE value is 5% or less.
- the particles (A) that are solid at room temperature are prepared in the presence of a plasticizer (B) that is liquid at room temperature.
- the particles (A) that are solid at room temperature are 30% by weight to 60% by weight.
- a method for producing a vinylidene chloride-based resin composition is produced in the presence of a plasticizer (B) that is liquid at room temperature.
- the particles (A) that are solid at room temperature are 30% by weight to 60% by weight.
- a vinylidene chloride resin composition having excellent thermal stability and high productivity can be realized, thereby realizing a vinylidene chloride resin molded product having excellent barrier properties and transparency at a low cost. can do.
- the vinylidene chloride resin composition of the present embodiment includes particles (A) that are solid at room temperature, a plasticizer (B) that is liquid at room temperature, and a vinylidene chloride copolymer.
- the vinylidene chloride copolymer means a copolymer of vinylidene chloride as a main component and an unsaturated monomer having copolymerizability.
- a vinylidene chloride copolymer preferably contains vinylidene chloride in a copolymerization ratio of 50 to 98% by weight based on the total amount of the copolymer.
- the unsaturated monomer examples include, for example, vinyl chloride or acrylic acid esters such as methyl acrylate and butyl acrylate, methacrylic acid esters such as methyl methacrylate and butyl methacrylate, acrylonitrile, isobutylene, and acetic acid.
- vinyl etc. are mentioned, it is not specifically limited to these.
- 1 type may be used independently or 2 or more types may be used together.
- the weight average molecular weight (Mw) of the vinylidene chloride copolymer is not particularly limited, but is preferably 50,000 to 150,000, more preferably 60,000 to 130,000. By setting the weight average molecular weight (Mw) to 50,000 or more, it is possible to easily realize the strength that can withstand the film-forming stretch during melt molding. On the other hand, a vinylidene chloride copolymer having a weight average molecular weight (Mw) of 150,000 or less and an adjusted content of the unsaturated monomer, particles (A) solid at room temperature and liquid at room temperature. By combining with the plasticizer (B), the thermal stability during melt molding can be enhanced.
- the weight average molecular weight (Mw) of the vinylidene chloride copolymer is a value determined by a gel permeation chromatography method (GPC method) using polystyrene as a standard.
- the particles (A) that are solid at room temperature (25 ° C.) include, for example, silica (SiO 2 , melting point: about 1700 ° C.), talc (Mg 3 Si 4 O 10 (OH) 2 , melting point: 1500 ° C.
- inorganic minerals such as mica (melting point: 1250 ° C.), organic compounds such as anthraquinone (melting point: 286 ° C.), simple metals such as aluminum (Al, melting point: 660 ° C.), magnesium oxide (MgO, melting point: 2852 ° C.) ), Calcium oxide (CaO, melting point: 2572 ° C.), titanium dioxide (TiO 2 , melting point: 1870 ° C.), aluminum oxide (Al 2 O 3 , melting point: 2020 ° C.), sodium oxide (NaOH, melting point: 400 ° C.), Metal oxides typified by lead oxide (PbO, melting point: 888 ° C.), barium sulfate (BaSO 4 , melting point: 1600 ° C.), aluminum sulfate (Al 2 (SO 4 ) 3 , melting point; 770 ° C., magnesium sulfate (MgSO 4 , melting point: 1185 ° C.), metal s
- particles (A) that are solid at room temperature are formed by oxidation of metals represented by silica, magnesium oxide, calcium oxide, titanium dioxide, aluminum oxide, sodium oxide, lead oxide, etc., or group 14 elements of the periodic table.
- the particles (A) that are solid at room temperature are preferably solid at room temperature (25 ° C.) and retort conditions (120 ° C. or higher) from the viewpoint of gas barrier properties.
- the content ratio of the particles (A) that are solid at room temperature is not particularly limited, but is preferably 0.10 to 0.85 wt% in the vinylidene chloride resin composition of the present embodiment.
- Mw weight average molecular weight
- the thermal stability during melt molding can be enhanced.
- the transparency of the vinylidene chloride-type resin molded product obtained after melt molding, for example, a film can be improved by making the content rate of solid particle
- plasticizers such as mineral oil (MO), tributyl acetyl citrate (ATBC), dibutyl sebacate, diisobutyl adipate, octyl epoxidized stearate, epoxy Epoxy compounds such as linseed oil (ELO), epoxidized soybean oil
- epoxy compounds such as epoxidized linseed oil (ELO), epoxidized soybean oil (ESO), epoxidized tung oil, epoxidized castor oil, epoxidized palm oil, epoxidized polybutadiene, and epoxidized stear octyl are preferable.
- the content of the plasticizer (B) that is liquid at room temperature is not particularly limited, but is preferably 0.10 to 2.00% by weight in the vinylidene chloride resin composition of the present embodiment.
- a vinylidene chloride copolymer in which the content of the plasticizer (B) that is liquid at room temperature is 2.00% by weight or less and the content of the unsaturated monomer and the weight average molecular weight (Mw) are adjusted.
- the barrier property of a vinylidene chloride-based resin molded product obtained after melt molding, for example, a film can be enhanced.
- the vinylidene chloride-based resin composition of the present embodiment includes, if necessary, other types of resins (including polymers and copolymers), antioxidants, heat stabilizers, lubricants, satin agents, pigments, and the like.
- Various additives may be contained. Specific examples of the additive include, for example, vitamin E, butylhydroxytoluene (BHT), thiopropionic acid alkyl ester, sodium pyrophosphate and other antioxidants, ethylenediaminetetraacetic acid (EDTA), and disodium salt (EDTA-2Na ),
- BHT butylhydroxytoluene
- EDTA ethylenediaminetetraacetic acid
- EDTA-2Na disodium salt
- Various lubricants such as silica and talc, various colorants such as a satin agent, a pigment and a dye, but are not particularly limited thereto.
- Vinylidene chloride-based resin composition of the present embodiment transmission of 0.4 cm 2 per observed with an optical microscope, of the solid particles (A) at room temperature projected area of 10 [mu] m 2 or more 3000 .mu.m 2 or less, the projection area of 1000 .mu.m 2 or more 3000 ⁇ m percentage of solid particles (a) is 20% or less 2 or less at room temperature, the proportion of solid particles (a) at room temperature projected area is less than 10 [mu] m 2 or more 100 [mu] m 2 40% It is necessary to be above.
- the solid particles (A) at room temperature remain in a finely dispersed state in the state of small particle size and are uniformly dispersed in a state in which significant segregation is suppressed. Therefore, excellent thermal stability is exhibited, and high transparency, in particular, high transparency after heat treatment such as boiling and retort is exhibited.
- the ratio of solid particles (A) at room temperature with a large particle size projected area is 1000 .mu.m 2 or more 3000 .mu.m 2 or less is more than 20%, transparency of the molded product, particularly boiled, after heat treatment of the retort such Transparency deteriorates.
- the measurement of the distribution state of the solid particles (A) at room temperature described above is performed by observing a molded film, 0.4 cm 2 with a transmission optical microscope (200 times).
- the projected area by sampling the solid particles (A) at room temperature 10 [mu] m 2 or more 3000 .mu.m 2 or less, (as the projected area of less than 10 [mu] m 2 or more 100 [mu] m 2) small particle size those sampled, medium particle size (projected area of 100 [mu] m 2 or more 1000 .mu.m 2 below ones), are classified into three types of large particle size (projected area of 1000 .mu.m 2 or more 3000 .mu.m 2 or less), to accumulate the projected area for each classification .
- the vinylidene chloride-based resin composition of the present embodiment can be obtained by mixing particles (A) solid at room temperature and a plasticizer (B) liquid at room temperature in a vinylidene chloride copolymer. .
- the polymerization method of the vinylidene chloride copolymer is not particularly limited, and any known method such as a suspension polymerization method, an emulsion polymerization method, or a solution polymerization method can be employed. Among these, the suspension polymerization method is preferable.
- Suspension polymerization methods include a direct suspension method in which a monomer is added to water in which the suspending agent is dissolved, or a suspending agent dissolved in a monomer as described in JP-A-62-280207.
- a suspension method in which water is added to form a dispersion in which the monomer phase is discontinuous / water is a discontinuous phase and the monomer phase is discontinuous / water is a discontinuous phase is exemplified.
- oil-soluble initiator examples include organic peroxides (for example, lauroyl peroxide, benzoyl peroxide, tert-butylperoxy-2). -Ethyl hexanoate, tert-butyl peroxyisobutyrate, tert-butyl peroxypivalate, tert-butyl peroxyneodecanoate, diisopropyl peroxydicarbonate, etc.) and azobis compounds (for example, azobis) Isobutyl nitrile and the like).
- organic peroxides for example, lauroyl peroxide, benzoyl peroxide, tert-butylperoxy-2).
- suspending agent examples include cellulose derivatives such as methyl cellulose, ethyl cellulose, and hydroxypropyl methyl cellulose, and partially saponified products of polyvinyl alcohol or polyvinyl acetate. Etc.
- inorganic peroxides for example, sodium persulfate, potassium persulfate, ammonium persulfate, etc.
- organic And peroxides eg, redox system of tert-butyl hydroperoxide and formaldehyde sodium sulfoxide.
- emulsifier examples include, for example, anionic surfactants (for example, sodium alkylsulfonate, sodium alkylbenzenesulfonate, etc.) and nonionic surfactants.
- anionic surfactants for example, sodium alkylsulfonate, sodium alkylbenzenesulfonate, etc.
- nonionic surfactants for example, polyoxyethylene alkylphenyl ether.
- a chain transfer agent such as trichloroethylene, dodecyl mercaptan, octyl mercaptan, thioglycolic acid or thioglycolic acid-2-ethylhexyl may be added during polymerization.
- the polymerization temperature for producing the vinylidene chloride copolymer is not particularly limited, but is generally preferably 20 ° C. to 100 ° C., more preferably 40 ° C. to 90 ° C.
- well-known post-processes such as filtration, water washing, and drying, can be performed as needed.
- a powdered or granular vinylidene chloride copolymer is obtained by performing a post-treatment after salting out using aluminum sulfate, calcium chloride or the like. be able to.
- the method of mixing the vinylidene chloride copolymer with the solid particles (A) at room temperature and the plasticizer (B) liquid at room temperature is not particularly limited.
- a paste-like additive is prepared in advance by mixing particles (A) that are solid at room temperature in the presence of a plasticizer (B) that is liquid at room temperature. This is a method of mixing with a vinylidene copolymer.
- solid particles (A) that are solid at room temperature and / or plasticizer (B) that is liquid at room temperature are further mixed as necessary. May be.
- the plasticizer (B) that is liquid at room temperature has a viscosity at 25 ° C. measured by an E-type viscometer of 2.5 Pa ⁇ s to 6 Pa ⁇ s. preferable.
- the viscosity of the liquid plasticizer (B) at room temperature is 2.5 Pa ⁇ s or more, the content of the solid particles (A) at room temperature constituting the paste-like additive is small and large.
- the aggregation and reaggregation of solid particles (A) at room temperature in the paste-like additive can be suppressed, uniform fine dispersion can be realized, and the quality (barrier property, etc.) of the molded product after melt molding can be realized. ) Can be increased.
- the viscosity of the liquid plasticizer (B) at room temperature to 6 Pa ⁇ s or less, it is easy to control the viscosity of the prepared paste-like additive within an appropriate range.
- the segregation of A) can be suppressed, and the fluidity when the paste-like additive is added to the vinylidene chloride copolymer can be secured, and as a result, the handleability and workability are improved.
- the content ratio of the solid particles (A) at room temperature is not particularly limited, but is preferably 30% by weight to 60% by weight, and more preferably 30% by weight to 50% by weight. % Or less.
- the amount of liquid plasticizer (B) used at room temperature can be relatively suppressed, and after melt molding The quality (barrier property, etc.) of the molded product can be improved.
- the paste-like additive is allowed to stand for a long period of time, the mixed and pulverized particles (A) are difficult to precipitate in the paste additive, and it becomes easy to maintain a uniform dispersion state.
- a high speed mixer such as a Henschel mixer
- a blender such as a ribbon blender, a turn blender, or the like
- a high speed mixer such as a Henschel mixer
- a blender such as a ribbon blender, a turn blender, or the like
- the timing of mixing optional components other than the solid particles (A) at room temperature and the plasticizer (B) liquid at room temperature is not particularly limited. That is, monomer state before polymerization of vinylidene chloride copolymer, slurry state after polymerization of vinylidene chloride copolymer, drying step after polymerization of vinylidene chloride copolymer, after drying of vinylidene chloride copolymer Any timing after the addition of the solid particles (A) at room temperature and the plasticizer (B) which is liquid at room temperature may be used.
- FIG. 1 is a schematic view showing an example of a production apparatus for melt-molding (extrusion molding, extrusion film-forming) a vinylidene chloride-based resin molded product using the vinylidene chloride-based resin composition of the present embodiment.
- the vinylidene chloride resin composition supplied from the hopper portion 102 of the extruder 101 is propelled by the screw 103, heated and kneaded to be melted, and extruded from the slit portion of the annular die 104 attached to the tip of the extruder 101.
- a cylindrical parison 105 is formed.
- the parison is quenched with the cold water in the cooling bath 106 and guided to the pinch rolls A and A '.
- the cylindrical parison 105 is preheated in the hot water tank 107 and sent to the pinch roll groups B, B ', C, C'.
- the cylindrical parison 105 is between the pinch roll groups B, B ′, C, C ′ and the volume of air sealed in the cylinder and between the pinch rolls B, B ′, C, C ′.
- the tube is stretched and oriented approximately 4 times in the circumferential direction and longitudinal direction of the cylinder.
- the stretched and oriented tubular film is folded into two flat sheets, wound up by a winding roll 108, and then peeled off one by one.
- the vinylidene chloride resin molded product is melt-molded.
- the vinylidene chloride resin composition may be coextruded with various synthetic resins such as polyethylene, polypropylene, polyester, polyamide, polyvinyl alcohol, polyvinyl chloride and the like.
- the transparency of the vinylidene chloride-based resin molded product is preferably less than 4% in terms of a HAZE value when converted to a film having a thickness of 15 ⁇ m.
- the transparency after retorting is preferably less than 5% in terms of HAZE when converted to a film having a thickness of 15 ⁇ m.
- the vinylidene chloride of the present embodiment can be applied to various items such as a transparent film packaging for pharmaceuticals and a transparent film packaging for foods that require transparency when the HAZE value after retort treatment (thickness converted to 15 ⁇ m) is less than 5%.
- a resin-based resin molded product can be suitably applied.
- the form of the vinylidene chloride-based resin molded product is preferably a multilayer molded product including one or more films or sheets having a thickness of 1 ⁇ m to 1000 ⁇ m and layers corresponding thereto, and the film thickness, sheet thickness and layer thickness are 5 ⁇ m to More preferably, it is 500 ⁇ m, and more preferably 8 ⁇ m to 200 ⁇ m.
- Industrial production is easy with a thickness of 1 ⁇ m or more, and production efficiency is improved with a thickness of 1000 ⁇ m or less.
- the vinylidene chloride-based resin molded product is laminated on the front and / or back with metal foil such as paper and aluminum, and various synthetic resin films such as polyethylene, polypropylene, polyester, polyamide, polyvinyl alcohol, and polyvinyl chloride. May be.
- the lamination method to a vinylidene chloride-type resin molded product can employ
- the vinylidene chloride-based resin molded product may be one in which various synthetic resins such as polyethylene, polypropylene, polyester, polyamide, polyvinyl alcohol, and polyvinyl chloride are arranged on the front surface, back surface, and / or side surface.
- various synthetic resins such as polyethylene, polypropylene, polyester, polyamide, polyvinyl alcohol, and polyvinyl chloride are arranged on the front surface, back surface, and / or side surface.
- such a composite can be obtained by co-extrusion of the above-mentioned vinylidene chloride resin composition and various synthetic resins.
- the observed solid particles (A) at room temperature have a small particle size (projection area of 10 ⁇ m 2 or more and less than 100 ⁇ m 2 ), a medium particle size (projection area of 100 ⁇ m 2 or more and less than 1000 ⁇ m 2 ), a large particle size (projection) area is classified into three types of 1000 .mu.m 2 or more 3000 .mu.m 2 or less), it was carried out the integration of the respective projected area.
- Example 1 120 parts of deionized water in which 0.20 part of hydroxypropylmethylcellulose is dissolved is charged into a reactor equipped with a stirrer whose inner surface is glass-lined. After starting stirring, the system was purged with nitrogen at 30 ° C., and 95 parts of vinylidene chloride monomer (VDC), 5 parts of methyl acrylate monomer (MA), t-butylperoxy-2-ethylhexanoate 1.0 part of the mixture is charged, and the temperature of the reactor is raised to 80 ° C. to initiate polymerization. After 8 hours, the cooled slurry is taken out.
- VDC vinylidene chloride monomer
- MA methyl acrylate monomer
- MA t-butylperoxy-2-ethylhexanoate
- the obtained slurry was subjected to separation of water with a centrifugal dehydrator and then dried with a hot air dryer at 80 ° C. for 24 hours to obtain a powdery vinylidene chloride-methyl acrylate copolymer.
- 50% by weight of magnesium oxide (MgO) and 50% by weight of epoxidized soybean oil (ESO) were mixed to obtain a paste-like additive.
- Example 2 50% by weight of magnesium oxide (MgO) and 50% by weight of epoxidized soybean oil (ESO) were mixed in advance, and 0.10% by weight of epoxidized soybean oil was added to 0.20% by weight of the obtained paste-like additive.
- MgO magnesium oxide
- ESO epoxidized soybean oil
- Example 3 30% by weight of magnesium oxide (MgO) and 70% by weight of epoxidized soybean oil (ESO) were mixed in advance, and 0.77% by weight of epoxidized soybean oil was added to 0.33% by weight of the obtained paste-like additive
- MgO magnesium oxide
- ESO epoxidized soybean oil
- Example 4 Example: 60% by weight of magnesium oxide (MgO) and 40% by weight of epoxidized soybean oil (ESO) were mixed, and 0.07% by weight of epoxidized soybean oil was added to 0.33% by weight of the obtained paste-like additive. The same as in Example 1 except that it is added to and mixed with the vinylidene chloride-methyl acrylate copolymer described in No. 1 to finally make 0.20% by weight of magnesium oxide and 0.20% by weight of epoxidized soybean oil. By processing, the vinylidene chloride resin composition of Example 4 and a film having a thickness of 15 ⁇ m (vinylidene chloride resin molded product) were obtained.
- MgO magnesium oxide
- ESO epoxidized soybean oil
- Example 5 50% by weight of magnesium oxide (MgO) and 50% by weight of epoxidized soybean oil (ESO) were mixed in advance, and 1.20% by weight of the obtained paste-like additive was added to the vinylidene chloride-methyl acrylate copolymer described in Example 1. Added to and mixed with the polymer, and finally treated in the same manner as in Example 1 except that the total amount of magnesium oxide was 0.60% by weight and the total amount of epoxidized soybean oil was 0.60% by weight.
- the vinylidene chloride resin composition of Example 5 and a film (vinylidene chloride resin molded product) having a thickness of 15 ⁇ m were obtained.
- Example 6 describes 0.02% by weight of epoxidized soybean oil in addition to 2.83% by weight of a pasty additive in which 30% by weight of magnesium oxide (MgO) and 70% by weight of epoxidized soybean oil (ESO) are premixed.
- MgO magnesium oxide
- ESO epoxidized soybean oil
- Example 1 except that the total amount of magnesium oxide is 0.85% by weight and the total amount of epoxidized soybean oil is 2.00% by weight.
- the vinylidene chloride resin composition of Example 6 and a film (vinylidene chloride resin molded product) having a thickness of 15 ⁇ m were obtained.
- Example 7 30% by weight of magnesium oxide (MgO) and 70% by weight of epoxidized linseed oil (ELO) were mixed in advance to obtain a paste-like additive, and 2.83% by weight of this paste-like additive was used as the vinylidene chloride described in Example 1.
- a vinylidene chloride resin composition of Example 7 and a film (vinylidene chloride resin molded article) having a thickness of 15 ⁇ m were obtained.
- Example 8 describes 1.00% by weight of epoxidized soybean oil in addition to 2.00% by weight of a paste-like additive in which 50% by weight of magnesium oxide (MgO) and 50% by weight of epoxidized soybean oil (ESO) are premixed.
- Example 1 except that the total amount of magnesium oxide is 1.0 wt% and the total amount of epoxidized soybean oil is 2.00 wt%.
- the vinylidene chloride resin composition of Example 8 and a film (vinylidene chloride resin molded product) having a thickness of 15 ⁇ m were obtained.
- Example 9 The vinylidene chloride-methyl acrylate described in Example 1 was prepared by adding 2.83% by weight of a paste-like additive in which 30% by weight of magnesium hydroxide (Mg (OH) 2 ) and 70% by weight of epoxidized soybean oil (ESO) were previously mixed. The same treatment as in Example 1 was conducted except that the total amount of magnesium hydroxide was 0.85% by weight and the total amount of epoxidized soybean oil was 2.00% by weight. Thus, the vinylidene chloride resin composition of Example 9 and a film (vinylidene chloride resin molded product) having a thickness of 15 ⁇ m were obtained.
- Mg (OH) 2 magnesium hydroxide
- ESO epoxidized soybean oil
- Example 10 2.83% by weight of a paste-like additive prepared by previously mixing 30% by weight of calcium oxide (CaO) and 70% by weight of epoxidized soybean oil (ESO) was added to the vinylidene chloride-methyl acrylate copolymer described in Example 1. -Mixing and treating as in Example 1 except that the total amount of calcium oxide is finally 0.85 wt% and the total amount of epoxidized soybean oil is 2.00 wt%. A vinylidene chloride resin composition and a film having a thickness of 15 ⁇ m (vinylidene chloride resin molded product) were obtained.
- a paste-like additive prepared by previously mixing 30% by weight of calcium oxide (CaO) and 70% by weight of epoxidized soybean oil (ESO) was added to the vinylidene chloride-methyl acrylate copolymer described in Example 1. -Mixing and treating as in Example 1 except that the total amount of calcium oxide is finally 0.85 wt% and the total amount of epoxidized soybean oil
- Example 11 The vinylidene chloride-methyl acrylate described in Example 1 was prepared by adding 2.83% by weight of a paste-like additive in which 30% by weight of calcium hydroxide (Ca (OH) 2 ) and 70% by weight of epoxidized soybean oil (ESO) were previously mixed. The same treatment as in Example 1 was conducted except that the total amount of calcium hydroxide was 0.85% by weight and the total amount of epoxidized soybean oil was 2.00% by weight. Thus, a vinylidene chloride resin composition of Example 11 and a film (vinylidene chloride resin molded product) having a thickness of 15 ⁇ m were obtained.
- a paste-like additive in which 30% by weight of calcium hydroxide (Ca (OH) 2 ) and 70% by weight of epoxidized soybean oil (ESO) were previously mixed.
- ESO epoxidized soybean oil
- Example 12 The vinylidene chloride-methyl acrylate copolymer described in Example 1 was added with 2.83% by weight of a paste-like additive prepared by previously mixing 30% by weight of aluminum oxide (Al 2 O 3 ) and 70% by weight of epoxidized soybean oil (ESO). Addition and mixing to coalesced, processed in the same manner as in Example 1 except that the total amount of aluminum oxide is finally 0.85% by weight and the total amount of epoxidized soybean oil is 2.00% by weight.
- the vinylidene chloride resin composition of Example 12 and a film having a thickness of 15 ⁇ m (vinylidene chloride resin molded product) were obtained.
- Example 13 The vinylidene chloride-methyl acrylate described in Example 1 was prepared by adding 2.83% by weight of a paste additive in which 30% by weight of aluminum hydroxide (Al (OH) 3 ) and 70% by weight of epoxidized soybean oil (ESO) were previously mixed. The same treatment as in Example 1 was conducted except that the total amount of aluminum hydroxide was 0.85% by weight and the total amount of epoxidized soybean oil was 2.00% by weight. Thus, a vinylidene chloride resin composition of Example 13 and a film having a thickness of 15 ⁇ m (vinylidene chloride resin molded product) were obtained.
- Al (OH) 3 aluminum hydroxide
- ESO epoxidized soybean oil
- Example 14 Example 1 was prepared by adding 2.83% by weight of a paste additive in which 30% by weight of hydrotalcite (Mg 6 Al 2 (OH) 16 CO 3 .4H 2 O) and 70% by weight of epoxidized soybean oil (ESO) were previously mixed. Except that the total amount of hydrotalcite is 0.85 wt% and the total amount of epoxidized soybean oil is 2.00 wt%. In the same manner as in Example 1, the vinylidene chloride resin composition of Example 14 and a film having a thickness of 15 ⁇ m (vinylidene chloride resin molded product) were obtained.
- hydrotalcite Mg 6 Al 2 (OH) 16 CO 3 .4H 2 O
- EEO epoxidized soybean oil
- Example 15 120 parts of deionized water in which 0.20 part of hydroxypropylmethylcellulose is dissolved is charged into a reactor equipped with a stirrer whose inner surface is glass-lined. After starting stirring, the system was purged with nitrogen at 30 ° C., and a mixture of 82 parts of vinylidene chloride monomer (VDC), 18 parts of vinyl chloride monomer (VC) and 0.1 part of diisopropyl peroxydicarbonate was added. Then, the temperature of the reactor is raised to 45 ° C. to initiate polymerization. After 60 hours, the cooled slurry is taken out.
- VDC vinylidene chloride monomer
- VC vinyl chloride monomer
- diisopropyl peroxydicarbonate 0.1 part
- the resulting slurry was subjected to separation of water with a centrifugal dehydrator and then dried with a hot air dryer at 80 ° C. for 24 hours to obtain a powdered vinylidene chloride-vinyl chloride copolymer.
- the copolymer yield was 90%
- the weight average molecular weight was 120,000
- a paste-like additive in which 30% by weight of magnesium oxide (MgO) and 70% by weight of epoxidized soybean oil (ESO) were mixed in advance was used, and 2.83% by weight of this paste-like additive was added to the aforementioned vinylidene chloride-vinyl chloride copolymer.
- Example 2 Added to and mixed with the polymer. Then, the same treatment as in Example 1 was carried out except that the total amount of magnesium oxide was finally 0.85% by weight and the total amount of epoxidized soybean oil was 2.00% by weight.
- -Based resin composition and a film (vinylidene chloride-based resin molded product) having a thickness of 15 ⁇ m were obtained.
- Example 1 4.25% by weight of a paste-like additive prepared by previously mixing 20% by weight of magnesium oxide (MgO) and 80% by weight of epoxidized soybean oil (ESO) was added to the vinylidene chloride-methyl acrylate copolymer described in Example 1. -Mixing and treating in the same manner as in Example 1 except that the total amount of magnesium oxide is finally 0.85 wt% and the total amount of epoxidized soybean oil is 3.40 wt%. A vinylidene chloride resin composition and a film having a thickness of 15 ⁇ m (vinylidene chloride resin molded product) were obtained.
- MgO magnesium oxide
- ESO epoxidized soybean oil
- Example 1 describes 1.64% by weight of epoxidized soybean oil in addition to 1.21% by weight of a paste-like additive premixed with 70% by weight of magnesium oxide (MgO) and 30% by weight of epoxidized soybean oil (ESO). Example 1 except that the total amount of magnesium oxide is 0.85% by weight and the total amount of epoxidized soybean oil is 2.00% by weight.
- the vinylidene chloride resin composition of Comparative Example 2 and a film (vinylidene chloride resin molded product) having a thickness of 15 ⁇ m were obtained.
- Example 3 A paste-like additive in which 60% by weight of magnesium oxide (MgO) and 40% by weight of acetyl citrate (ATBC) were mixed in advance was added, and 0.33% by weight of this paste-like additive was added to 0.07% by weight of tributyl acetyl citrate. Is added to and mixed with the vinylidene chloride-methyl acrylate copolymer described in Example 1, and finally the total amount of magnesium oxide is 0.20% by weight and the total amount of tributyl acetylcitrate is 0.20% by weight. Except for this, the same treatment as in Example 1 was carried out to obtain a vinylidene chloride resin composition of Comparative Example 3 and a film (vinylidene chloride resin molded product) having a thickness of 15 ⁇ m.
- MgO magnesium oxide
- ATBC acetyl citrate
- Example 4 After 2.00% by weight of epoxidized soybean oil (ESO) was previously added to and mixed with the vinylidene chloride-methyl acrylate copolymer described in Example 1, 0.85 magnesium oxide (MgO) described in Example 1 was mixed. A vinylidene chloride resin composition of Comparative Example 4 and a film having a thickness of 15 ⁇ m (vinylidene chloride resin molded product) were obtained in the same manner as in Example 1 except that wt% was added in a powder state.
- ESO epoxidized soybean oil
- MgO magnesium oxide
- Example 6 After adding 2.00% by weight of epoxidized soybean oil (ESO) in advance to the vinylidene chloride-methyl acrylate copolymer described in Example 1, 0.85% of calcium oxide (CaO) described in Example 10 was added.
- ESO epoxidized soybean oil
- CaO calcium oxide
- a vinylidene chloride resin composition of Comparative Example 6 and a film having a thickness of 15 ⁇ m (vinylidene chloride resin molded product) were obtained in the same manner as in Example 1 except that wt% was added in a powder state.
- Comparative Example 7 After adding and mixing 2.00% by weight of epoxidized soybean oil (ESO) in advance with the vinylidene chloride-methyl acrylate copolymer described in Example 1, calcium hydroxide (Ca (OH) described in Example 11 was used. 2 ) A vinylidene chloride resin composition of Comparative Example 7 and a film having a thickness of 15 ⁇ m (vinylidene chloride resin molded product) were processed in the same manner as in Example 1 except that 0.85% by weight was added in a powder state. Got.
- EEO epoxidized soybean oil
- Example 8 After adding 2.00% by weight of epoxidized soybean oil (ESO) in advance to the vinylidene chloride-methyl acrylate copolymer described in Example 1, aluminum oxide (Al 2 O 3 ) described in Example 12 was added. Except that 0.85% by weight was added in a powder state, the same treatment as in Example 1 was carried out to obtain a vinylidene chloride resin composition of Comparative Example 8 and a film having a thickness of 15 ⁇ m (vinylidene chloride resin molded product). It was.
- ESO epoxidized soybean oil
- Example 11 2.00% by weight of epoxidized soybean oil (ESO) was previously added to and mixed with the vinylidene chloride-vinyl chloride copolymer described in Example 15, and then 0.85% by weight of magnesium oxide (MgO) was added in powder form. Except for the above, the same treatment as in Example 1 was carried out to obtain a vinylidene chloride resin composition of Comparative Example 11 and a film (vinylidene chloride resin molded product) having a thickness of 15 ⁇ m.
- ESO epoxidized soybean oil
- MgO magnesium oxide
- Table 1 shows the physical properties and performance evaluation of the vinylidene chloride resin compositions and vinylidene chloride resin molded products of Examples 1 to 15 and Comparative Examples 1 to 11.
- a paste-like additive prepared in the presence of 30 to 60% by weight of magnesium oxide in the presence of 40 to 70% by weight of epoxidized soybean oil was added to the vinylidene chloride-methyl acrylate copolymer.
- aggregation, dispersion failure, and segregation of magnesium oxide are eliminated.
- the vinylidene chloride resin composition and the vinylidene chloride resin molded product having commercial value, which maintain the thermal stability during extrusion film formation and have good barrier properties and transparency of the molded product, in particular, transparency after retorting It became clear that can be realized.
- high performance can be achieved by finally setting magnesium oxide to 0.10 to 0.85 wt% and epoxidized soybean oil 0.10 to 2.00 wt%. Became clear.
- epoxidized linseed oil is used as a plasticizer (B) that is liquid at room temperature for preparing a paste-like additive as in Example 7, as in the case of using epoxidized soybean oil.
- plasticizer (B) that is liquid at room temperature for preparing a paste-like additive as in Example 7, as in the case of using epoxidized soybean oil.
- Magnesium hydroxide and calcium oxide, calcium hydroxide, aluminum oxide, aluminum hydroxide, and hydrotalcite were used as solid particles (A) at room temperature for preparing paste-like additives as in Examples 9 to 14.
- magnesium oxide the heat stability at the time of extrusion is good, and the barrier property and transparency, especially the transparency after retort is good, satisfying the desired commercial value.
- a vinylidene chloride resin composition and a vinylidene chloride resin molded product are obtained.
- the paste-like additive contains a large amount of solid components, so that the fluidity of the paste itself becomes poor, and vinylidene chloride-based copolymer weight
- the molded product made of this vinylidene chloride resin composition as a raw material cannot be uniformly added to and mixed with the coalescence, and aggregation and segregation of magnesium oxide occurred, and the same amount of heat stabilizer as in Example 6 was added. Regardless, the target thermal stability and film transparency cannot be achieved, and a vinylidene chloride resin composition and a vinylidene chloride resin molded product satisfying the target commercial value cannot be obtained.
- a paste-like additive was prepared under the same conditions as in Example 4 using acetylated tributyl citrate (viscosity: 50 mPa ⁇ s) which is a low-viscosity room temperature liquid plasticizer (B) as in Comparative Example 3.
- acetylated tributyl citrate viscosity: 50 mPa ⁇ s
- B room temperature liquid plasticizer
- the epoxidized soybean oil and the solid particles (A) at room temperature are added and mixed individually into the vinylidene chloride copolymer in the liquid and solid state without being mixed and pulverized in advance.
- solid particles (A) were significantly aggregated and segregated at room temperature, and sufficient thermal stability was obtained. Absent.
- many aggregates and segregation of solid particles (A) present at room temperature in the vinylidene chloride-based resin molded product after melt processing are observed, and the transparency, especially the transparency after retort, is significantly deteriorated.
- the vinylidene chloride resin composition and the vinylidene chloride resin molded product satisfying the commercial value cannot be obtained.
- the vinylidene chloride-based resin composition and vinylidene chloride-based resin molded product of the present invention are excellent in thermal stability at the time of melt molding and have high productivity, so that they can be widely and effectively used in packaging materials. Since it has excellent transparency and barrier properties, it can be suitably used for packaging materials that require transparency such as pharmaceuticals and foods. Moreover, according to the manufacturing method of the vinylidene chloride-type resin composition of this invention, since such a vinylidene chloride-type resin composition can be manufactured simply and at low cost, productivity and economical efficiency can be improved.
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
Description
(1) 室温で固体状の粒子(A)、室温で液体状の可塑剤(B)、および塩化ビニリデン系共重合体を含み、
透過型光学顕微鏡で観察される0.4cm2当たりの、投影面積10μm2以上3000μm2以下の前記室温で固体状の粒子(A)のうち、投影面積1000μm2以上3000μm2以下のものが20%以下となり、且つ、投影面積が10μm2以上100μm2未満のものが40%以上となることを特徴とする、
塩化ビニリデン系樹脂組成物。
上記(1)に記載の塩化ビニリデン系樹脂組成物。
(1)または(2)に記載の塩化ビニリデン系樹脂組成物。
上記(1)~(3)のいずれか1つに記載の塩化ビニリデン系樹脂組成物。
透過型光学顕微鏡で観察される0.4cm2当たりの、投影面積10μm2以上3000μm2以下の前記室温で固体状の粒子(A)のうち、投影面積1000μm2以上3000μm2以下のものが20%以下となり、且つ、投影面積が10μm2以上100μm2未満のものが40%以上となるものを製造することを特徴とする、
塩化ビニリデン系樹脂組成物の製造方法。
塩化ビニリデン系樹脂成形品。
少なくとも、前記室温で固体状の粒子(A)を室温で液体状の可塑剤(B)の存在下で混合して得られたペースト状添加剤を、前記塩化ビニリデン系共重合体に混合して得られる、
上記(1)に記載の塩化ビニリデン系樹脂組成物。
塩化ビニリデン系樹脂組成物を厚み15μmフィルムに溶融成形した後、透過型光学顕微鏡(OLYMPUS BX51)(200倍)で0.4cm2を観察し、投影面積が10μm2以上3000μm2以下の室温で固体状の粒子(A)の投影面積を測定した。観察された室温で固体状の粒子(A)を、小粒径(投影面積が10μm2以上100μm2未満)、中粒径(投影面積が100μm2以上、1000μm2未満)、大粒径(投影面積が1000μm2以上3000μm2以下)の3種類に分類し、それぞれの投影面積の積算を行った。そして、投影面積が10μm2以上3000μm2以下の室温で固体状の粒子(A)の総投影面積を積算し、この総投影面積に対する小粒径の投影面積の積算値が占める割合(%)と、この総投影面積に対する大粒径の積算値が占める割合(%)と、を求めた。同様の操作を50回繰り返し、その平均値を求めた。
(1)-1 大粒径(投影面積1000μm2以上3000μm2以下)
算出方法;(占有率)=(1000μm2以上3000μm2以下の室温で固体状の粒子(A)の投影面積の積算値)/(10μm2以上3000μm2以下の室温で固体状の粒子(A)の投影面積の積算値(総投影面積))
(1)-2 小粒径(投影面積10μm2以上100μm2未満)
算出方法;(占有率)=(10μm2以上100μm2未満の室温で固体状の粒子(A)の投影面積の積算値)/(10μm2以上3000μm2以下の室温で固体状の粒子(A)の投影面積の積算値(総投影面積))
室温で液体状の可塑剤(B)の添加による酸素透過度(O2TR)の悪化の度合いを評価する。それぞれの評価に用いられた塩化ビニリデン系共重合体に室温で固体状の粒子(A)および室温で液体状の可塑剤(B)を添加せずに押出製膜したフィルムの酸素透過度を標準値(標準O2TR)とし、これに対する評価フィルムの酸素透過度の悪化の度合い(悪化率)を下記の算出方法で算出し、評価した(なお、悪化率は100%を超えると商品価値が著しく損なわれるため、好ましくない)。
酸素透過度の測定はMocon OX-TRAN 2/20を使用して23℃、65%RHの条件の下、厚み15μmのフィルムで実施した。
算出方法;[酸素透過度悪化率(%)]=([評価フィルムO2TR]-[標準O2TR])/[標準O2TR]×100
ASTM D-1003に準拠して、厚み15μmのフィルムの透明性を濁度計(日本電色工業社製NDH 5000)にて23℃、50%RHの条件で測定した。
測定前に下記の条件で加熱処理した厚み15μmのフィルムの透明性をASTM D-1003に準拠して、濁度計(日本電色工業社製NDH 5000)にて23℃、50%RHの条件で測定した。
レトルト条件:フィルムを金属枠に固定し、熱収縮しない状態で120℃の加圧熱水中に20分浸漬した後、室温にて2日間乾燥する。
なお、厚み15μm換算のHAZA値は、下記式を用いて算出する。
HAZE(厚み15μm換算値)=HAZE実測値×15/厚み(μm)
押出機内のバレルやスクリュー部での樹脂の滞留に対する樹脂の熱安定性を評価するものである。多量に異物が流出すると、製膜を一旦中断し、樹脂をポリエチレン等に置換して押出機内の熱劣化物を掻き出す必要がある為、生産効率の低下につながる。ここでは、細かな熱劣化異物や変色物が成形品中に連続的且つ多量に流出するまでの連続押出の時間の長さを、以下の基準に基づいて評価した。
評価尺度 評価記号 備考
48時間以上 ◎ 非常に安定な連続生産が可能
24時間以上48時間未満 ○ 安定な連続生産が可能
6時間以上24時間未満 △ 生産性は悪いが連続生産可能
6時間未満 × 連続生産は不可能
ダイ内での樹脂の滞留に対する樹脂の熱安定性を評価するものである。ダイ内部の壁面と溶融樹脂の滑り性が悪いと、滞留した樹脂が熱劣化してダイ内部に付着する。程度がひどくなると成形品の厚みムラやすじなどが発生する為、押出機を停止させ、ダイを分解して掃除(分掃)が必要となる為、生産効率が著しく低下する。ここでは、ダイの分掃が必要となるまでの連続押出時間の長さを、以下の基準に基づいて評価する。
評価尺度 評価記号 備考
3000時間以上 ◎ 非常に安定な連続生産が可能
1000時間以上3000時間未満 ○ 安定な連続生産が可能
100時間以上1000時間未満 △ 生産性は悪いが連続生産可能
100時間未満 × 連続生産は不可能
押出機内で樹脂が滞留して発生した熱劣化物(炭化物)が突発的に剥離して流出するとカーボン異物となる。成形品中に大きなカーボン異物(黒色)が流出すると製品の品質問題上、一旦成形品を切って異物発生部を取り除き、成形品をスプライスする必要があり、問題となる。ここでは、成形品に混入する熱劣化物をイメージセンサー方式の異物検査機を用いて検出し、15μm厚のフィルム2000m2において2mm角以上のカーボン異物の点数をカウントして、以下の基準に基づいて評価した。
評価尺度 評価記号 備考
0点 ◎ 非常に安定な連続生産が可能
1点以上5点未満 ○ 安定な連続生産が可能
5点以上10点未満 △ 生産性は悪いが連続生産可能
10点以上 × 連続生産は不可能
上記(1)~(7)の評価項目に基づいて、以下の基準で総合評価を行った。
評価尺度 評価記号 備考
上記7項目の全てを満たす ○ 商品価値として優れている
項目(1)は満たすが、他の項目を満たさない △ 分散は優れているが商品価値は無い
評価項目(1)を満たさない × 商品価値が無い
内面がグラスライニングされた撹拌機付き反応機にヒドロキシプロピルメチルセルロースが0.20部溶解した脱イオン水120部を投入する。撹拌開始後、系内を30℃にて窒素置換して塩化ビニリデン単量体(VDC)95部、アクリル酸メチル単量体(MA)5部、t-ブチルパーオキシ-2-エチルヘキサノエート1.0部の混合物を投入し、反応機を80℃に昇温して重合を開始する。8時間後に降温したスラリーを取り出す。得られたスラリーを遠心式の脱水機にて水を分離し、ついで80℃の熱風乾燥機にて24時間乾燥して粉末状の塩化ビニリデン-アクリル酸メチル共重合体を得た。この共重合体の収率は99%で重量平均分子量は8.0万、最終共重合体組成はVDC/MA=95.3/4.7重量%であった。
次に、酸化マグネシウム(MgO)50重量%とエポキシ化大豆油(ESO)50重量%を混合し、ペースト状添加剤を得た。このペースト状添加剤0.10重量%に加えてエポキシ化大豆油0.15重量%を先述の塩化ビニリデン-アクリル酸メチル共重合体に添加・混合し、最終的に酸化マグネシウム0.05重量%、エポキシ化大豆油0.20重量%を含む塩化ビニリデン系樹脂組成物となるように配合した。この塩化ビニリデン系樹脂組成物を図1に示すインフレーション法により押出製膜し、厚み15μmのフィルム(塩化ビニリデン系樹脂成形品)を得た。
酸化マグネシウム(MgO)50重量%とエポキシ化大豆油(ESO)50重量%を予め混合し、得られたペースト状添加剤0.20重量%に加えてエポキシ化大豆油0.10重量%を実施例1に記載の塩化ビニリデン-アクリル酸メチル共重合体に添加・混合し、最終的に酸化マグネシウムの総量を0.10重量%、エポキシ化大豆油の総量を0.20重量%とすること以外は、実施例1と同様に処理して、実施例2の塩化ビニリデン系樹脂組成物および厚み15μmのフィルム(塩化ビニリデン系樹脂成形品)を得た。
酸化マグネシウム(MgO)30重量%とエポキシ化大豆油(ESO)70重量%を予め混合し、得られたペースト状添加剤0.33重量%に加えてエポキシ化大豆油0.77重量%を実施例1に記載の塩化ビニリデン-アクリル酸メチル共重合体に添加・混合し、最終的に酸化マグネシウムの総量を0.10重量%、エポキシ化大豆油の総量を1.00重量%とすること以外は、実施例1と同様に処理して、実施例3の塩化ビニリデン系樹脂組成物および厚み15μmのフィルム(塩化ビニリデン系樹脂成形品)を得た。
酸化マグネシウム(MgO)60重量%とエポキシ化大豆油(ESO)40重量%を混合し、得られたペースト状添加剤0.33重量%に加えてエポキシ化大豆油0.07重量%を実施例1に記載の塩化ビニリデン-アクリル酸メチル共重合体に添加・混合し、最終的に酸化マグネシウム0.20重量%、エポキシ化大豆油0.20重量%とすること以外は実施例1と同様に処理して、実施例4の塩化ビニリデン系樹脂組成物および厚み15μmのフィルム(塩化ビニリデン系樹脂成形品)を得た。
酸化マグネシウム(MgO)50重量%とエポキシ化大豆油(ESO)50重量%を予め混合し、得られたペースト状添加剤1.20重量%を実施例1に記載の塩化ビニリデン-アクリル酸メチル共重合体に添加・混合し、最終的に酸化マグネシウムの総量を0.60重量%、エポキシ化大豆油の総量を0.60重量%とすること以外は、実施例1と同様に処理して、実施例5の塩化ビニリデン系樹脂組成物および厚み15μmのフィルム(塩化ビニリデン系樹脂成形品)を得た。
酸化マグネシウム(MgO)30重量%とエポキシ化大豆油(ESO)70重量%を予め混合したペースト状添加剤2.83重量%に加えてエポキシ化大豆油0.02重量%を実施例1に記載の塩化ビニリデン-アクリル酸メチル共重合体に添加・混合し、最終的に酸化マグネシウムの総量を0.85重量%、エポキシ化大豆油の総量を2.00重量%とすること以外は、実施例1と同様に処理して、実施例6の塩化ビニリデン系樹脂組成物および厚み15μmのフィルム(塩化ビニリデン系樹脂成形品)を得た。
酸化マグネシウム(MgO)30重量%とエポキシ化亜麻仁油(ELO)70重量%を予め混合し、ペースト状添加剤とし、このペースト状添加剤2.83重量%を実施例1に記載の塩化ビニリデン-アクリル酸メチル共重合体に添加・混合し、最終的に酸化マグネシウムの総量を0.85重量%、エポキシ化亜麻仁油の総量を2.00重量%とすること以外は、実施例1と同様に処理して、実施例7の塩化ビニリデン系樹脂組成物および厚み15μmのフィルム(塩化ビニリデン系樹脂成形品)を得た。
酸化マグネシウム(MgO)50重量%とエポキシ化大豆油(ESO)50重量%を予め混合したペースト状添加剤2.00重量%に加えてエポキシ化大豆油1.00重量%を実施例1に記載の塩化ビニリデン-アクリル酸メチル共重合体に添加・混合し、最終的に酸化マグネシウムの総量を1.0重量%、エポキシ化大豆油の総量を2.00重量%とすること以外は、実施例1と同様に処理して、実施例8の塩化ビニリデン系樹脂組成物および厚み15μmのフィルム(塩化ビニリデン系樹脂成形品)を得た。
水酸化マグネシウム(Mg(OH)2)30重量%とエポキシ化大豆油(ESO)70重量%を予め混合したペースト状添加剤2.83重量%を実施例1に記載の塩化ビニリデン-アクリル酸メチル共重合体に添加・混合し、最終的に水酸化マグネシウムの総量を0.85重量%、エポキシ化大豆油の総量を2.00重量%とすること以外は、実施例1と同様に処理して、実施例9の塩化ビニリデン系樹脂組成物および厚み15μmのフィルム(塩化ビニリデン系樹脂成形品)を得た。
酸化カルシウム(CaO)30重量%とエポキシ化大豆油(ESO)70重量%を予め混合したペースト状添加剤2.83重量%を実施例1に記載の塩化ビニリデン-アクリル酸メチル共重合体に添加・混合し、最終的に酸化カルシウムの総量を0.85重量%、エポキシ化大豆油の総量を2.00重量%とすること以外は、実施例1と同様に処理して、実施例10の塩化ビニリデン系樹脂組成物および厚み15μmのフィルム(塩化ビニリデン系樹脂成形品)を得た。
水酸化カルシウム(Ca(OH)2)30重量%とエポキシ化大豆油(ESO)70重量%を予め混合したペースト状添加剤2.83重量%を実施例1に記載の塩化ビニリデン-アクリル酸メチル共重合体に添加・混合し、最終的に水酸化カルシウムの総量を0.85重量%、エポキシ化大豆油の総量を2.00重量%とすること以外は、実施例1と同様に処理して、実施例11の塩化ビニリデン系樹脂組成物および厚み15μmのフィルム(塩化ビニリデン系樹脂成形品)を得た。
酸化アルミニウム(Al2O3)30重量%とエポキシ化大豆油(ESO)70重量%を予め混合したペースト状添加剤2.83重量%を実施例1に記載の塩化ビニリデン-アクリル酸メチル共重合体に添加・混合し、最終的に酸化アルミニウムの総量を0.85重量%、エポキシ化大豆油の総量を2.00重量%とすること以外は、実施例1と同様に処理して、実施例12の塩化ビニリデン系樹脂組成物および厚み15μmのフィルム(塩化ビニリデン系樹脂成形品)を得た。
水酸化アルミニウム(Al(OH)3)30重量%とエポキシ化大豆油(ESO)70重量%を予め混合したペースト状添加剤2.83重量%を実施例1に記載の塩化ビニリデン-アクリル酸メチル共重合体に添加・混合し、最終的に水酸化アルミニウムの総量を0.85重量%、エポキシ化大豆油の総量を2.00重量%とすること以外は、実施例1と同様に処理して、実施例13の塩化ビニリデン系樹脂組成物および厚み15μmのフィルム(塩化ビニリデン系樹脂成形品)を得た。
ハイドロタルサイト(Mg6Al2(OH)16CO3・4H2O)30重量%とエポキシ化大豆油(ESO)70重量%を予め混合したペースト状添加剤2.83重量%を実施例1に記載の塩化ビニリデン-アクリル酸メチル共重合体に添加・混合し、最終的にハイドロタルサイトの総量を0.85重量%、エポキシ化大豆油の総量を2.00重量%とすること以外は、実施例1と同様に処理して、実施例14の塩化ビニリデン系樹脂組成物および厚み15μmのフィルム(塩化ビニリデン系樹脂成形品)を得た。
内面がグラスライニングされた撹拌機付き反応機にヒドロキシプロピルメチルセルロースが0.20部溶解した脱イオン水120部を投入する。撹拌開始後、系内を30℃にて窒素置換して塩化ビニリデン単量体(VDC)82部、塩化ビニル単量体(VC)18部、ジイソプロピルパーオキシジカーボネート0.1部の混合物を投入し、反応機を45℃に昇温して重合を開始する。60時間後に降温したスラリーを取り出す。得られたスラリーを遠心式の脱水機にて水を分離し、ついで80℃の熱風乾燥機にて24時間乾燥して粉末状の塩化ビニリデン-塩化ビニル共重合体を得た。この共重合体の収率は90%で重量平均分子量は12万、最終共重合体組成はVDC/VC=91/9重量%であった。
次に酸化マグネシウム(MgO)30重量%とエポキシ化大豆油(ESO)70重量%を予め混合したペースト状添加剤とし、このペースト状添加剤2.83重量%を先述の塩化ビニリデン-塩化ビニル共重合体に添加・混合した。そして、最終的に酸化マグネシウムの総量を0.85重量%、エポキシ化大豆油の総量を2.00重量%とすること以外は、実施例1と同様に処理して、実施例15の塩化ビニリデン系樹脂組成物および厚み15μmのフィルム(塩化ビニリデン系樹脂成形品)を得た。
酸化マグネシウム(MgO)20重量%とエポキシ化大豆油(ESO)80重量%を予め混合したペースト状添加剤4.25重量%を実施例1に記載の塩化ビニリデン-アクリル酸メチル共重合体に添加・混合し、最終的に酸化マグネシウムの総量を0.85重量%、エポキシ化大豆油の総量を3.40重量%とすること以外は、実施例1と同様に処理して、比較例1の塩化ビニリデン系樹脂組成物および厚み15μmのフィルム(塩化ビニリデン系樹脂成形品)を得た。
酸化マグネシウム(MgO)70重量%とエポキシ化大豆油(ESO)30重量%を予め混合したペースト状添加剤1.21重量%に加えてエポキシ化大豆油1.64重量%を実施例1に記載の塩化ビニリデン-アクリル酸メチル共重合体に添加・混合し、最終的に酸化マグネシウムの総量を0.85重量%、エポキシ化大豆油の総量を2.00重量%とすること以外は、実施例1と同様に処理して、比較例2の塩化ビニリデン系樹脂組成物および厚み15μmのフィルム(塩化ビニリデン系樹脂成形品)を得た。
酸化マグネシウム(MgO)60重量%とアセチルクエン酸トリブチル(ATBC)40重量%を予め混合したペースト状添加剤とし、このペースト状添加剤0.33重量%をに加えてアセチルクエン酸トリブチル0.07重量%を実施例1に記載の塩化ビニリデン-アクリル酸メチル共重合体に添加・混合し、最終的に酸化マグネシウムの総量を0.20重量%、アセチルクエン酸トリブチルの総量を0.20重量%とすること以外は、実施例1と同様に処理して、比較例3の塩化ビニリデン系樹脂組成物および厚み15μmのフィルム(塩化ビニリデン系樹脂成形品)を得た。
実施例1に記載の塩化ビニリデン-アクリル酸メチル共重合体に予めエポキシ化大豆油(ESO)2.00重量%を添加・混合した後に、実施例1に記載の酸化マグネシウム(MgO)0.85重量%を粉末状態で添加したこと以外は、実施例1と同様に処理して、比較例4の塩化ビニリデン系樹脂組成物および厚み15μmのフィルム(塩化ビニリデン系樹脂成形品)を得た。
実施例1に記載の塩化ビニリデン-アクリル酸メチル共重合体に予めエポキシ化大豆油(ESO)2.00重量%を添加・混合した後に、実施例9に記載の水酸化マグネシウム(Mg(OH)2)0.85重量%を粉末状態で添加したこと以外は、実施例1と同様に処理して、比較例5の塩化ビニリデン系樹脂組成物および厚み15μmのフィルム(塩化ビニリデン系樹脂成形品)を得た。
実施例1に記載の塩化ビニリデン-アクリル酸メチル共重合体に予めエポキシ化大豆油(ESO)2.00重量%を添加・混合した後に、実施例10に記載の酸化カルシウム(CaO)0.85重量%を粉末状態で添加したこと以外は、実施例1と同様に処理して、比較例6の塩化ビニリデン系樹脂組成物および厚み15μmのフィルム(塩化ビニリデン系樹脂成形品)を得た。
実施例1に記載の塩化ビニリデン-アクリル酸メチル共重合体に予めエポキシ化大豆油(ESO)2.00重量%を添加・混合した後に、実施例11に記載の水酸化カルシウム(Ca(OH)2)0.85重量%を粉末状態で添加したこと以外は、実施例1と同様に処理して、比較例7の塩化ビニリデン系樹脂組成物および厚み15μmのフィルム(塩化ビニリデン系樹脂成形品)を得た。
実施例1に記載の塩化ビニリデン-アクリル酸メチル共重合体に予めエポキシ化大豆油(ESO)2.00重量%を添加・混合した後に、実施例12に記載の酸化アルミニウム(Al2O3)0.85重量%を粉末状態で添加したこと以外は、実施例1と同様に処理して、比較例8の塩化ビニリデン系樹脂組成物および厚み15μmのフィルム(塩化ビニリデン系樹脂成形品)を得た。
実施例1に記載の塩化ビニリデン-アクリル酸メチル共重合体に予めエポキシ化大豆油(ESO)2.00重量%を添加・混合した後に、実施例13に記載の水酸化アルミニウム(Al(OH)3)0.85重量%を粉末状態で添加したこと以外は、実施例1と同様に処理して、比較例9の塩化ビニリデン系樹脂組成物および厚み15μmのフィルム(塩化ビニリデン系樹脂成形品)を得た。
実施例1に記載の塩化ビニリデン-アクリル酸メチル共重合体に予めエポキシ化大豆油(ESO)2.00重量%を添加・混合した後に、実施例14に記載のハイドロタルサイト(Mg6Al2(OH)16CO3・4H2O)0.85重量%を粉末状態で添加したこと以外は、実施例1と同様に処理して、比較例10の塩化ビニリデン系樹脂組成物および厚み15μmのフィルム(塩化ビニリデン系樹脂成形品)を得た。
実施例15に記載の塩化ビニリデン-塩化ビニル共重合体に予めエポキシ化大豆油(ESO)2.00重量%を添加・混合した後に、酸化マグネシウム(MgO)0.85重量%を粉末状態で添加したこと以外は、実施例1と同様に処理して、比較例11の塩化ビニリデン系樹脂組成物および厚み15μmのフィルム(塩化ビニリデン系樹脂成形品)を得た。
102; ホッパー部
103; スクリュー
104; 環状ダイ
105; 筒状パリソン
106; 冷却槽
107; 温水槽
108; 巻き取りロール
A,A‘、B,B’、C,C’; ピンチロール
Claims (7)
- 室温で固体状の粒子(A)、室温で液体状の可塑剤(B)、および塩化ビニリデン系共重合体を含み、
透過型光学顕微鏡で観察される0.4cm2当たりの、投影面積10μm2以上3000μm2以下の前記室温で固体状の粒子(A)のうち、投影面積1000μm2以上3000μm2以下のものが20%以下となり、且つ、投影面積が10μm2以上100μm2未満のものが40%以上となることを特徴とする、
塩化ビニリデン系樹脂組成物。 - 前記室温で固体状の粒子(A)が、金属または周期律表の第14族元素の酸化物または水酸化物から選ばれることを特徴とする、
請求項1に記載の塩化ビニリデン系樹脂組成物。 - 前記室温で液体状の可塑剤(B)が、E型粘度計で測定した25℃での粘度が2.5Pa・s以上6Pa・s以下であることを特徴とする、
請求項1または2に記載の塩化ビニリデン系樹脂組成物。 - レトルト処理後のフィルムの透明性が、厚み15μmのフィルムに換算した際、HAZE値で5%未満であることを特徴とする、
請求項1~3のいずれか1項に記載の塩化ビニリデン系樹脂組成物。 - 室温で固体状の粒子(A)を室温で液体状の可塑剤(B)の存在下で調製された、前記室温で固体状の粒子(A)を30重量%以上60重量%以下含むペースト状添加剤を、塩化ビニリデン系共重合体に配合し、
透過型光学顕微鏡で観察される0.4cm2当たりの、投影面積10μm2以上3000μm2以下の前記室温で固体状の粒子(A)のうち、投影面積1000μm2以上3000μm2以下のものが20%以下となり、且つ、投影面積が10μm2以上100μm2未満のものが40%以上となるものを製造することを特徴とする、
塩化ビニリデン系樹脂組成物の製造方法。 - 請求項1~4のいずれか1項に記載された塩化ビニリデン系樹脂組成物を溶融成形してなる、厚み1μm以上1000μm以下の層を少なくとも1層備えた、
塩化ビニリデン系樹脂成形品。 - 室温で固体状の粒子(A)を0.10~0.85重量%、室温で液体状の可塑剤(B)を0.10~2.00重量%、および、塩化ビニリデン系共重合体を含み、
少なくとも、前記室温で固体状の粒子(A)を室温で液体状の可塑剤(B)の存在下で混合して得られたペースト状添加剤を、前記塩化ビニリデン系共重合体に混合して得られる、
請求項1に記載の塩化ビニリデン系樹脂組成物。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14/233,034 US20140178666A1 (en) | 2011-07-27 | 2011-07-27 | Vinylidene chloride-based resin composition, manufacturing method thereof, and vinylidene chloride-based resin molded product |
JP2013525504A JP5789665B2 (ja) | 2011-07-27 | 2011-07-27 | 塩化ビニリデン系樹脂組成物およびその製造方法、ならびに、塩化ビニリデン系樹脂成形品 |
PCT/JP2011/067137 WO2013014770A1 (ja) | 2011-07-27 | 2011-07-27 | 塩化ビニリデン系樹脂組成物およびその製造方法、ならびに、塩化ビニリデン系樹脂成形品 |
CN201180071423.7A CN103597029B (zh) | 2011-07-27 | 2011-07-27 | 偏二氯乙烯系树脂组合物及其制造方法以及偏二氯乙烯系树脂成型品 |
EP11869879.4A EP2738217A4 (en) | 2011-07-27 | 2011-07-27 | RESIN COMPOSITION BASED ON VINYLIDENE CHLORIDE AND PROCESS FOR PRODUCING THE SAME AND RESIN MOLDED PRODUCT BASED ON VINYLIDENE CHLORIDE |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2011/067137 WO2013014770A1 (ja) | 2011-07-27 | 2011-07-27 | 塩化ビニリデン系樹脂組成物およびその製造方法、ならびに、塩化ビニリデン系樹脂成形品 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2013014770A1 true WO2013014770A1 (ja) | 2013-01-31 |
Family
ID=47600659
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2011/067137 WO2013014770A1 (ja) | 2011-07-27 | 2011-07-27 | 塩化ビニリデン系樹脂組成物およびその製造方法、ならびに、塩化ビニリデン系樹脂成形品 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20140178666A1 (ja) |
EP (1) | EP2738217A4 (ja) |
JP (1) | JP5789665B2 (ja) |
CN (1) | CN103597029B (ja) |
WO (1) | WO2013014770A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2791218B1 (en) * | 2011-12-12 | 2020-12-02 | SK Saran Americas LLC | Process of incorporating solid inorganic additives into solid polymers using a liquid dispersion |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2818485B1 (en) * | 2012-02-23 | 2021-04-07 | Asahi Kasei Kabushiki Kaisha | Vinylidene chloride copolymer latex and film for blister pack |
CN104064706B (zh) * | 2014-06-11 | 2017-01-11 | 青岛中科华联新材料股份有限公司 | 一种孔径和形貌均匀的锂离子电池隔膜的生产工艺 |
CN106633538A (zh) * | 2016-11-30 | 2017-05-10 | 四川旭华制药有限公司 | 一种药品包装材料的制备方法 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5038651A (ja) | 1973-08-09 | 1975-04-10 | ||
JPS62280207A (ja) | 1986-05-30 | 1987-12-05 | Asahi Chem Ind Co Ltd | 塩化ビニリデン系共重合体粒子とその製法 |
JPH04500829A (ja) | 1989-07-19 | 1992-02-13 | ザ ダウ ケミカル カンパニー | 塩化ビニリデン共重合体 |
JPH0952963A (ja) | 1995-08-10 | 1997-02-25 | Asahi Chem Ind Co Ltd | 高酸素遮断性塩化ビニリデン系樹脂薄膜層を形成させる方法 |
JPH09194512A (ja) * | 1996-01-18 | 1997-07-29 | Sumitomo Osaka Cement Co Ltd | 樹脂成形品の製造方法 |
JP2003192861A (ja) * | 2001-12-27 | 2003-07-09 | Kureha Chem Ind Co Ltd | ポリ塩化ビニリデン系樹脂組成物、延伸フィルム、及びこれらの製造方法 |
JP2011505442A (ja) * | 2007-11-22 | 2011-02-24 | ソルヴェイ(ソシエテ アノニム) | 少なくとも1つの塩化ビニリデンコポリマーの組成物 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3261793A (en) * | 1963-05-20 | 1966-07-19 | Dow Chemical Co | Vinylidene polymer films with mixtures of mgo and epoxidized soybean oil |
US4418168A (en) * | 1982-03-18 | 1983-11-29 | The Dow Chemical Company | Process for imparting stability to particulate vinylidene chloride polymer resins |
WO1989008680A1 (en) * | 1988-03-07 | 1989-09-21 | The Dow Chemical Company | Extrusion formulation package for thermally sensitive resins and polymeric composition containing said package |
US5002989A (en) * | 1989-09-01 | 1991-03-26 | The Dow Chemical Company | Formulation for extrudable vinylidene chloride copolymers having high barrier properties |
-
2011
- 2011-07-27 US US14/233,034 patent/US20140178666A1/en not_active Abandoned
- 2011-07-27 WO PCT/JP2011/067137 patent/WO2013014770A1/ja active Application Filing
- 2011-07-27 EP EP11869879.4A patent/EP2738217A4/en not_active Withdrawn
- 2011-07-27 JP JP2013525504A patent/JP5789665B2/ja not_active Expired - Fee Related
- 2011-07-27 CN CN201180071423.7A patent/CN103597029B/zh not_active Expired - Fee Related
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5038651A (ja) | 1973-08-09 | 1975-04-10 | ||
JPS62280207A (ja) | 1986-05-30 | 1987-12-05 | Asahi Chem Ind Co Ltd | 塩化ビニリデン系共重合体粒子とその製法 |
JPH04500829A (ja) | 1989-07-19 | 1992-02-13 | ザ ダウ ケミカル カンパニー | 塩化ビニリデン共重合体 |
JPH0952963A (ja) | 1995-08-10 | 1997-02-25 | Asahi Chem Ind Co Ltd | 高酸素遮断性塩化ビニリデン系樹脂薄膜層を形成させる方法 |
JPH09194512A (ja) * | 1996-01-18 | 1997-07-29 | Sumitomo Osaka Cement Co Ltd | 樹脂成形品の製造方法 |
JP2003192861A (ja) * | 2001-12-27 | 2003-07-09 | Kureha Chem Ind Co Ltd | ポリ塩化ビニリデン系樹脂組成物、延伸フィルム、及びこれらの製造方法 |
JP2011505442A (ja) * | 2007-11-22 | 2011-02-24 | ソルヴェイ(ソシエテ アノニム) | 少なくとも1つの塩化ビニリデンコポリマーの組成物 |
Non-Patent Citations (1)
Title |
---|
See also references of EP2738217A4 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2791218B1 (en) * | 2011-12-12 | 2020-12-02 | SK Saran Americas LLC | Process of incorporating solid inorganic additives into solid polymers using a liquid dispersion |
Also Published As
Publication number | Publication date |
---|---|
CN103597029B (zh) | 2016-11-02 |
CN103597029A (zh) | 2014-02-19 |
JP5789665B2 (ja) | 2015-10-07 |
EP2738217A1 (en) | 2014-06-04 |
JPWO2013014770A1 (ja) | 2015-02-23 |
EP2738217A4 (en) | 2014-12-03 |
US20140178666A1 (en) | 2014-06-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6270909B2 (ja) | 樹脂組成物及びそれを用いた多層構造体 | |
CN101809082B (zh) | 树脂组合物和使用了该树脂组合物的供成形用的树脂组合物、以及层压体、层压体的制造方法 | |
TWI388610B (zh) | Polyvinylidene chloride resin composite, biaxially stretched film and method for producing the biaxially stretched film | |
JP3967173B2 (ja) | ポリ塩化ビニリデン系樹脂組成物及びその製造方法 | |
JP5789665B2 (ja) | 塩化ビニリデン系樹脂組成物およびその製造方法、ならびに、塩化ビニリデン系樹脂成形品 | |
JP3881547B2 (ja) | ポリ塩化ビニリデン系樹脂組成物、延伸フィルム、及びこれらの製造方法 | |
JP4883622B2 (ja) | 塩化ビニリデン−アクリル酸メチル共重合体樹脂組成物及びその樹脂組成物から成るフィルム | |
JP2011178984A (ja) | 塩化ビニリデン系樹脂組成物およびその製造方法、ならびに、塩化ビニリデン系樹脂成形品 | |
JP5295929B2 (ja) | ポリ塩化ビニリデン樹脂組成物、その製造方法、及び該樹脂組成物から形成された成形品 | |
CN104125974A (zh) | 使用液体分散系将固体无机添加剂纳入固体聚合物中的方法 | |
WO2010137718A1 (ja) | 押出成形時のメヤニ発生を抑制するポリマー微粒子 | |
EP3344697A1 (en) | Vinylidene chloride polymer compositions and articles comprising the same | |
KR20180113458A (ko) | 염화비닐리덴계 공중합체 수지 조성물 | |
JP2008063418A (ja) | 塩化ビニリデン系樹脂着色用組成物及びその製造方法 | |
WO2018164146A1 (ja) | 樹脂組成物およびそれからなる成形材料並びに多層構造体 | |
JP4895093B2 (ja) | ポリ塩化ビニル系樹脂組成物及びストレッチフィルム | |
JP4925741B2 (ja) | 塩化ビニル系積層ストレッチフィルムおよびその製造方法 | |
JP4861223B2 (ja) | ポリ塩化ビニリデン系樹脂組成物着色用樹脂組成物 | |
JP2008254308A (ja) | 軟質塩化ビニル系樹脂積層体およびその製造方法 | |
JPH10101884A (ja) | 樹脂組成物、樹脂組成物を含む塩素系樹脂組成物およびその成形物 | |
JP2007197605A (ja) | ポリ塩化ビニル系樹脂組成物及びストレッチフィルム | |
JP2002256029A (ja) | 塩化ビニリデン系共重合体粒子及び押出加工方法 | |
JP2014214197A (ja) | 塩化ビニリデン系樹脂成形品 | |
JP2007197579A (ja) | 塩化ビニル系樹脂組成物及びストレッチフィルム | |
JP2008254307A (ja) | 軟質塩化ビニル系樹脂積層体およびその製造方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 11869879 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 2013525504 Country of ref document: JP Kind code of ref document: A |
|
REEP | Request for entry into the european phase |
Ref document number: 2011869879 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2011869879 Country of ref document: EP |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
WWE | Wipo information: entry into national phase |
Ref document number: 14233034 Country of ref document: US |