WO2009001473A1 - メタロセン-エチレンプロピレンジエン共重合体ゴム系連続気泡体及びその製造方法 - Google Patents
メタロセン-エチレンプロピレンジエン共重合体ゴム系連続気泡体及びその製造方法 Download PDFInfo
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- WO2009001473A1 WO2009001473A1 PCT/JP2007/063191 JP2007063191W WO2009001473A1 WO 2009001473 A1 WO2009001473 A1 WO 2009001473A1 JP 2007063191 W JP2007063191 W JP 2007063191W WO 2009001473 A1 WO2009001473 A1 WO 2009001473A1
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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
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
-
- 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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
-
- 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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0066—Use of inorganic compounding ingredients
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/16—Elastomeric ethene-propene or ethene-propene-diene copolymers, e.g. EPR and EPDM rubbers
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- 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
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/04—N2 releasing, ex azodicarbonamide or nitroso compound
-
- 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
- C08J2205/00—Foams characterised by their properties
- C08J2205/04—Foams characterised by their properties characterised by the foam pores
- C08J2205/05—Open cells, i.e. more than 50% of the pores are open
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- 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
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/04—Homopolymers or copolymers of ethene
-
- 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
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/16—Ethene-propene or ethene-propene-diene copolymers
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- 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
- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
-
- 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
- C08J2431/00—Characterised by the use of 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 an acyloxy radical of a saturated carboxylic acid, or carbonic acid, or of a haloformic acid
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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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/01—Use of inorganic substances as compounding ingredients characterized by their specific function
- C08K3/013—Fillers, pigments or reinforcing additives
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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
- C08K5/14—Peroxides
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
- C08L23/0846—Copolymers of ethene with unsaturated hydrocarbons containing other atoms than carbon or hydrogen atoms
- C08L23/0853—Vinylacetate
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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
- C08L2314/00—Polymer mixtures characterised by way of preparation
- C08L2314/06—Metallocene or single site catalysts
Definitions
- the present invention relates to a meta open-cell ethylene propylene copolymer rubber-based open cell body and a method for producing the same.
- EPDM ethylene propylene copolymer rubber
- polyethylene-based open cells are excellent in heat insulation, sound absorption, and chemical resistance, so they are widely used in various applications such as heat insulation materials in air conditioners, sound absorption materials in automobile door mirrors, pacteria carriers, and coating materials. It's being used.
- a foamable composition obtained by adding 4, 4, monooxybis (benzenesulfonyl hydrazide) to a polyethylene resin obtained using a metallocene compound as a polymerization catalyst is shaped, and then foamed by heating and foaming under normal pressure.
- a method for producing a meta-mouth sensate-based polyethylene open cell body in which a foam is molded and mechanical bubbles are added to the foam to make bubbles communicated Japanese Patent Laid-Open No. 2 0 0 1-2 2 6 (See 5 1 1).
- the above-mentioned EPDM-based open cell material is prone to surface bloom (precipitation phenomenon), has poor oil resistance and bending resistance, uses an organic peroxide as a crosslinking agent, and prevents 2-mercaptobenzimidazole-based scorch.
- cross-linking adjustment There was a problem that closed cells were difficult to become open cells.
- the polyethylene-based open cell body has problems in that it is inferior in flexibility, elasticity, and recoverability at the time of compression compared to the EPDM-based open cell body.
- the above-mentioned meta-orthene-based polyethylene open cell body needs to use 4, 4, 1-oxybis (benzenesulfonyl hydrazide) as a foaming agent, and there is a problem that a thick foam cannot be obtained. It was.
- the present invention provides a foamed composition containing, as an essential component, a composition obtained by mixing a meta-orthene-based polyethylene resin suitable for crosslinking with an organic peroxide and an ethylene propylene copolymer rubber excellent in flexibility and recoverability.
- a balance between cross-linking and foaming can be obtained, and the flexibility without scorch by overcoming the problems of the open-celled body that each of the meta-polycene polyethylene resin and the ethylene propylene copolymer rubber has,
- the meta-octene / ethylene propylene copolymer rubber-based open cell body must have a composition comprising 30-70 parts by weight of a metallocene-based polyethylene resin and 70-30 parts by weight of an ethylene-propylene copolymer rubber. The mixture is heated and foamed to form open cells.
- the present invention provides the above-mentioned meta-octene-ethylene-propylene-gen-copolymer rubber-based open cell body, wherein 0 to 40 weights of polyethylene resin and pino or butyl acetate resin are used with respect to 100 parts by weight of the essential component composition. It is formed by mixing parts.
- the present invention provides a copolymer of any one of the above-mentioned In the body rubber-based open cell body, 20 to 150 parts by weight of a filler is blended with 100 parts by weight of the essential component composition.
- the method for producing a metacathene-ethylenepropylene copolymer rubber-based open cell comprises 30 to 70 parts by weight of a metallocene-based polyethylene resin and 70 to 30 parts by weight of an ethylene propylene copolymer rubber.
- An organic peroxide, a foaming agent, a foaming aid, a softening agent and a filler are added to the resulting composition, then filled into a mold during pressing, heated under pressure, and further foamed at normal pressure. After that, the bubbles are made continuous.
- the present invention relates to the above-mentioned method for producing an open cell foam of an ethylene propylene / ethylene propylene copolymer rubber, wherein 0 to 40 wt.% Of polyethylene resin and / or vinyl acetate resin is used with respect to 100 wt. It is partly blended.
- the composition in which the metallocene polyethylene resin and the ethylene propylene copolymer rubber are mixed is an essential component, and the mixture in which the filler is added to the composition is foamed. Therefore, it is possible to obtain an open-cell body with excellent balance and flexibility without scorch.
- the metal mouth-open EPDM open-cell body has a composition comprising 30 to 70 parts by weight of a metallocene-based polyethylene resin and 70 to 30 parts by weight of EPDM as an essential component, and the composition is organic.
- a mixture of a peroxide, a foaming agent, a foaming aid, a softening agent and a filler is heated and foamed, and the resulting bubbles are made continuous.
- the compounding ratio of the meta-orthene-based polyethylene resin and EPDM is EPDM is preferably 70 to 30 parts by weight with respect to 30 to 70 parts by weight of the resin, and more preferably EPDM 60 to 40 parts by weight with respect to 40 to 60 parts by weight of the meta-polycene polyethylene resin.
- the meta-octene-based polyethylene resin is a polyethylene-based resin obtained using a meta-octene compound as a polymerization catalyst.
- the EPDM includes, but is not particularly limited to, ethylidene norbornene, 1,4_hexagen, and diclopentagen as the third component.
- 0 to 40 parts by weight of at least one selected from ordinary polyethylene resin (LDPE) and vinyl acetate resin (EVA) may be blended with 100 parts by weight of the essential component composition. If the amount added is 40 parts by weight or less, the foam is excellent in flexibility and recoverability, and if added in excess of 40 parts by weight, the flexibility and recoverability of the foam are adversely affected. Absent.
- the organic peroxide is decomposed by heating, and an organic peroxide is used as a radical generator that generates free radicals and generates crosslinks between or within the molecules.
- an organic peroxide is used as a radical generator that generates free radicals and generates crosslinks between or within the molecules.
- dicumyl peroxide, 1, 1-ditertiary butylene peroxide, 1,1-ditertiary butyl peroxide 3,3,5-trimethinorecyclohexane, 2,5-dimethyl-2, 5-ditertiary butynoreperoxyhexane, 2,5-dimethyl-2,5-ditertiary petitenoleoxyhexyne, ⁇ , ⁇ -ditertiary petit_ / leveroxyisopropinobenzene, tertiary butinorenooxyketone, and Tertiary buchinolepa oxybenzoate can be used.
- foaming agent examples include azo compounds such as azodicarbonamide and barium azodicarboxylate, double-mouth compounds such as dinitrosopentamethylenetetramine and trinitrotrimethyloltriamine, and ⁇ , ⁇ , Oxybisbenzenesulfonyl
- a hydragit compound such as hydragit, or a sulfone semicarpagit compound such as p 1, p ′ 1-oxybisbenzenesulfoninosemicarpagit or trienesulfonyl semicarpat may be used.
- foaming aid examples include compounds containing urea as a main component, metal oxides such as zinc oxide and lead oxide, compounds containing salicylic acid and stearic acid as main components, that is, higher fatty acids or higher fatty acid metals.
- a compound may be used, and the foaming aid may be added according to the type of foaming agent.
- softening agent those having good compatibility with rubber such as process oil, plasticizer, paraffin wax, fluid paraffin may be used.
- the filler clay, talc, titanium oxide, aluminum hydroxide, magnesium hydroxide, calcium carbonate, silica, and other conventional rubber compounding agents may be used.
- the filler may be added as necessary, and the filler is preferably added in an amount of 20 to 150 parts by weight with respect to 100 parts by weight of the composition composed of the metallocene polyethylene resin and EPDM. .
- the amount of the filler added exceeds 150 parts by weight, foam molding is hindered, and a satisfactory foam cannot be obtained. This is not preferable, and when the amount added is less than 20 parts by weight, the yield is too small to meet the cost. Since it is not, it is not preferable. More preferably, it is 30 to 80 parts by weight.
- the process for producing an EPDM-based open-cell body is a composition comprising 30 to 70 parts by weight of a meta-orthene-based polyethylene resin and 70 to 30 parts by weight of an ethylene propylene copolymer rubber.
- Organic peroxide, foaming agent, foaming aid, softener and filler are added to make a mixture, then the mixture is filled into a mold in a press and heated under pressure, After foaming under pressure, the bubbles are mechanically continuous.
- the production method can be carried out under a known foaming method and appropriate foaming conditions depending on the foaming temperature, crosslinking initiation temperature, etc. of the organic peroxide and foaming agent used. This will be specifically described.
- a composition consisting of 30 to 70 parts by weight of a metallocene polyethylene resin and 70 to 30 parts by weight of an ethylene propylene copolymer rubber, and 30 to 80 parts by weight of a filler and others, polyethylene resin, vinyl acetate resin, organic peroxide Add a softener, a foaming agent, and a foaming aid to make a blend, and knead the blend with a Mixin glow pressure kneader, an extruder, or the like.
- the obtained foamable resin composition is filled in a mold during pressing, heated at 115 to 150 ° C under pressure for a certain period of time, a part of the foaming agent is decomposed, and an expansion ratio of 1.00 to 1.
- the intermediate foam is placed in a mold having a desired shape such as a rectangular parallelepiped mold that is not a closed system under normal pressure, and heated at 140 to 180 ° C. to completely decompose the organic peroxide and the foaming agent to foam. Get the body.
- the foam (closed cell body) is compressed and deformed by, for example, a constant-velocity two-roll or the like, and the bubble film is broken to mechanically connect the bubbles to obtain an open cell body.
- the surface of the closed cell body is provided with an infinite number of small needles on the surface of the constant-velocity two rolls, or a roll with innumerable small needles in front and behind the constant-speed two-rolls. By opening innumerable small holes, it is possible to promote the communication of bubbles.
- Affinity 1 EG8150 as a metallocene polyethylene resin (Product name: Density: 0.86 8g / cm 3 , MFR: 0.5g / 10min, manufactured by Dow Chemical Japan Co., Ltd.) and Affinity EG 82 00
- YF-30 (trade name: low density polyethylene, density: 0.920 g / cm 3 , MFR: 1) lg / 10 minutes, manufactured by Nippon Polyethylene Co., Ltd.), LV540 as vinyl acetate resin (trade name: ethylene monoacetate butyl copolymer, density: 0.9942 g / cm 3 , MFR: 2.5 g / 10 minutes: Table 1 shows dicumyl peroxide as organic peroxide, process oil as softener, talc as filler, azodicarbonamide as foaming agent and zinc oxide as foaming aid.
- each mixture at the blending ratio shown in Table 2 is filled in a mold (32 X 160 X 160 mm) in a press heated to 130 ° C, and 100 kg / Heating at a pressure of cm 2 for 80 minutes produced each intermediate foam (32 X 160 X 160 mm).
- Table 3 (Example) and Table 4 (Comparative Example) show the apparent density, compressive stress, and compression set of each open cell body.
- Ethylene monoacetate butyl copolymer (LV540: trade name) 50 parts by weight and meta-octene-based polyethylene resin (KS240: trade name: density: 0.880 g / cm ⁇ MFR: 2.2 g / 10 min: Japan)
- LC-150G a conventional foam obtained by adding 0.7 parts by weight of dicumyl peroxide and 9.5 parts by weight of azodicarbonamide to a composition consisting of 50 parts by weight (manufactured by Polyethylene Co., Ltd.) Name: Sanwa Kako Co., Ltd.), apparent density 50kg / m 3 , tensile strength 0.17MPa, stretch 300%, 10% compressive stress 3 kPa, 25% compressive stress 5 kPa, 50% compressive stress 8 kPa, 30min compression set 5. 6 ° 2 4hr compression set 2. 9%.
- the expansion ratio in the present invention is about 11 times (apparent density 86-89 kg / m 3 ), the conventional foam has 20 times (apparent density) to obtain the same flexibility as that in the present invention. It was confirmed that a foaming ratio of 50 kg / m 3 : Calculation formula: Resin density ⁇ Apparent density X 1000) is required.
- an open-cell body obtained by blending a meta-octene-based polyethylene resin and an ethylene propylene copolymer rubber (EPDM). Since it is excellent in elasticity and recovery, it can be applied to applications such as cushioning materials and heat-absorbing materials.
- EPDM ethylene propylene copolymer rubber
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
Description
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Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200780053490XA CN101743274B (zh) | 2007-06-25 | 2007-06-25 | 茂金属-乙烯丙烯二烯共聚物橡胶系开孔泡沫材料及其制造方法 |
JP2009520270A JP5294129B2 (ja) | 2007-06-25 | 2007-06-25 | メタロセン−エチレンプロピレンジエン共重合体ゴム系連続気泡体及びその製造方法 |
PCT/JP2007/063191 WO2009001473A1 (ja) | 2007-06-25 | 2007-06-25 | メタロセン-エチレンプロピレンジエン共重合体ゴム系連続気泡体及びその製造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2007/063191 WO2009001473A1 (ja) | 2007-06-25 | 2007-06-25 | メタロセン-エチレンプロピレンジエン共重合体ゴム系連続気泡体及びその製造方法 |
Publications (1)
Publication Number | Publication Date |
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WO2009001473A1 true WO2009001473A1 (ja) | 2008-12-31 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2007/063191 WO2009001473A1 (ja) | 2007-06-25 | 2007-06-25 | メタロセン-エチレンプロピレンジエン共重合体ゴム系連続気泡体及びその製造方法 |
Country Status (3)
Country | Link |
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JP (1) | JP5294129B2 (ja) |
CN (1) | CN101743274B (ja) |
WO (1) | WO2009001473A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101870169A (zh) * | 2010-05-11 | 2010-10-27 | 四川大学 | 一种废旧轮胎胶粉/聚乙烯发泡材料的制备方法 |
JP2015024101A (ja) * | 2013-07-29 | 2015-02-05 | 三和化工株式会社 | 洗車用ブラシの製造方法 |
US8993681B2 (en) | 2011-07-14 | 2015-03-31 | Exxonmobil Research And Engineering Company | Dendritic ethylene polymers and processes for making |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103160002A (zh) * | 2011-12-12 | 2013-06-19 | 上海杰事杰新材料(集团)股份有限公司 | 一种马鞍垫及其制备方法 |
CN104610563A (zh) * | 2013-11-05 | 2015-05-13 | 晋江凯基高分子材料有限公司 | 一种烯烃嵌段共聚物材料发泡体的制备方法与应用 |
CN105670094A (zh) * | 2014-11-21 | 2016-06-15 | 合肥杰事杰新材料股份有限公司 | 一种用于制备手机消音口罩的隔音发泡材料及其制备方法 |
CN104629160A (zh) * | 2015-02-15 | 2015-05-20 | 苏州爱康薄膜新材料有限公司 | 一种高隔音吸音性能用nvh复合材料及其制备方法 |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000053789A (ja) * | 1998-08-06 | 2000-02-22 | Asahi Corp | 射出成形発泡性オレフィン系重合体組成物 |
JP2000178372A (ja) * | 1998-12-18 | 2000-06-27 | Kyowa Leather Cloth Co Ltd | 発泡性ペレット、射出発泡成形体、および射出発泡成形体の製造方法 |
JP2000297184A (ja) * | 1999-04-15 | 2000-10-24 | Mitsubishi Chem Mkv Co | ポリオレフィン系樹脂組成物 |
JP2001213990A (ja) * | 2000-02-04 | 2001-08-07 | Mitsubishi Chem Mkv Co | ポリオレフィン系樹脂製発泡シート |
JP2001315280A (ja) * | 2000-05-12 | 2001-11-13 | Mitsubishi Chem Mkv Co | ポリオレフィン系樹脂製発泡積層シート |
JP2002172745A (ja) * | 2000-12-07 | 2002-06-18 | Mitsubishi Chem Mkv Co | 難燃性ポリオレフィン系樹脂製積層シート |
JP2003253033A (ja) * | 2002-03-01 | 2003-09-10 | Sanwa Kako Co Ltd | 導電性架橋ポリエチレン系発泡体およびその製造方法 |
JP2003306568A (ja) * | 2002-04-15 | 2003-10-31 | Mitsubishi Chem Mkv Co | ポリオレフィン系樹脂組成物 |
JP2007106021A (ja) * | 2005-10-14 | 2007-04-26 | Hayashi Telempu Co Ltd | 樹脂発泡成形体およびその製造方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5242634A (en) * | 1991-08-06 | 1993-09-07 | Sanwa Kako Company Limited | Method of producing open-cell foams of cross-linked polyolefins |
JP3382499B2 (ja) * | 1997-03-18 | 2003-03-04 | 三和化工株式会社 | 架橋ポリエチレン系樹脂発泡体及びその製造方法 |
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2007
- 2007-06-25 JP JP2009520270A patent/JP5294129B2/ja active Active
- 2007-06-25 WO PCT/JP2007/063191 patent/WO2009001473A1/ja active Application Filing
- 2007-06-25 CN CN200780053490XA patent/CN101743274B/zh not_active Expired - Fee Related
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000053789A (ja) * | 1998-08-06 | 2000-02-22 | Asahi Corp | 射出成形発泡性オレフィン系重合体組成物 |
JP2000178372A (ja) * | 1998-12-18 | 2000-06-27 | Kyowa Leather Cloth Co Ltd | 発泡性ペレット、射出発泡成形体、および射出発泡成形体の製造方法 |
JP2000297184A (ja) * | 1999-04-15 | 2000-10-24 | Mitsubishi Chem Mkv Co | ポリオレフィン系樹脂組成物 |
JP2001213990A (ja) * | 2000-02-04 | 2001-08-07 | Mitsubishi Chem Mkv Co | ポリオレフィン系樹脂製発泡シート |
JP2001315280A (ja) * | 2000-05-12 | 2001-11-13 | Mitsubishi Chem Mkv Co | ポリオレフィン系樹脂製発泡積層シート |
JP2002172745A (ja) * | 2000-12-07 | 2002-06-18 | Mitsubishi Chem Mkv Co | 難燃性ポリオレフィン系樹脂製積層シート |
JP2003253033A (ja) * | 2002-03-01 | 2003-09-10 | Sanwa Kako Co Ltd | 導電性架橋ポリエチレン系発泡体およびその製造方法 |
JP2003306568A (ja) * | 2002-04-15 | 2003-10-31 | Mitsubishi Chem Mkv Co | ポリオレフィン系樹脂組成物 |
JP2007106021A (ja) * | 2005-10-14 | 2007-04-26 | Hayashi Telempu Co Ltd | 樹脂発泡成形体およびその製造方法 |
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CN101870169A (zh) * | 2010-05-11 | 2010-10-27 | 四川大学 | 一种废旧轮胎胶粉/聚乙烯发泡材料的制备方法 |
CN101870169B (zh) * | 2010-05-11 | 2012-05-02 | 四川大学 | 一种废旧轮胎胶粉/聚乙烯发泡材料的制备方法 |
US8993681B2 (en) | 2011-07-14 | 2015-03-31 | Exxonmobil Research And Engineering Company | Dendritic ethylene polymers and processes for making |
JP2015024101A (ja) * | 2013-07-29 | 2015-02-05 | 三和化工株式会社 | 洗車用ブラシの製造方法 |
Also Published As
Publication number | Publication date |
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JP5294129B2 (ja) | 2013-09-18 |
CN101743274B (zh) | 2012-10-10 |
JPWO2009001473A1 (ja) | 2010-08-26 |
CN101743274A (zh) | 2010-06-16 |
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