WO2005033200A1 - ポリアセタール樹脂組成物 - Google Patents
ポリアセタール樹脂組成物 Download PDFInfo
- Publication number
- WO2005033200A1 WO2005033200A1 PCT/JP2004/013825 JP2004013825W WO2005033200A1 WO 2005033200 A1 WO2005033200 A1 WO 2005033200A1 JP 2004013825 W JP2004013825 W JP 2004013825W WO 2005033200 A1 WO2005033200 A1 WO 2005033200A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- acid
- hydrazide
- saturated
- carboxylic acid
- unsaturated
- Prior art date
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L59/00—Compositions of polyacetals; Compositions of derivatives of polyacetals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B11/00—Making preforms
- B29B11/06—Making preforms by moulding the material
- B29B11/10—Extrusion moulding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
-
- 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
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
-
- 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
- C08K5/16—Nitrogen-containing compounds
- C08K5/22—Compounds containing nitrogen bound to another nitrogen atom
- C08K5/24—Derivatives of hydrazine
- C08K5/25—Carboxylic acid hydrazides
Definitions
- an essential problem of polyacetal resin is to suppress the formation of formaldehyde from a molding process or a molded product having high thermal stability.
- Formaldehyde is chemically active and becomes formic acid due to acid oxidation, adversely affecting heat resistance, and when used in electrical and electronic equipment parts, metal contact parts are corroded and discolored due to the attachment of organic compounds. And a contact failure occurs.
- formaldehyde itself pollutes the working environment in the component assembly process and the living environment around the use of the final product.
- Patent Document 1 discloses a polyacetal copolymer and dicarboxylate dihydrazide (aliphatic dicarboxylate dihydrazide having 3 to 10 carbon atoms, aromatic dicarboxylate dihydrazide, alicyclic dicarboxylate dihydrazide). And the like) are disclosed.
- aliphatic dicarboxylate dihydrazide having 3 to 10 carbon atoms, aromatic dicarboxylate dihydrazide, alicyclic dicarboxylate dihydrazide.
- the thermal stability is improved to some extent, and although the generation of formaldehyde can be suppressed, mold deposits with low moldability may occur, or molded articles may be formed. Exudation of carboxylic acid hydrazide occurs.
- this document describes what alicyclic dicarboxylic acid dihydrazide should be used. It is not specifically disclosed whether the thermal stability of the fat composition is improved.
- Still another object of the present invention is to suppress the formation of formaldehyde even under severe conditions, to adhere decomposed substances to a mold, to exude decomposed substances from a molded product.
- An object of the present invention is to provide a polyacetal resin composition, a method for producing the same, and a molded product, which can suppress the thermal deterioration of the resin, improve the quality of the molded product, and improve the moldability.
- Another object of the present invention is to suppress the amount of formaldehyde generated from polyacetal resin and molded articles to an extremely low level, and to improve physical properties such as weather resistance (light), impact resistance, and slidability.
- An object of the present invention is to provide an improved polyacetal resin composition and a molded article. Means for solving the problem
- the present inventor has conducted a search for a series of carboxylic acid hydrazide conjugates with respect to a polyacetal resin stabilizer in order to achieve the above object, and as a result, a specific carboxylic acid hydrazide conjugate was found to have The present inventors have found that formaldehyde generated from a molded article of polyacetal resin can be remarkably suppressed, the moldability is excellent, and the exudation from the molded article can be reduced, and the present invention has been completed.
- Bonic acid hydrazide saturated or unsaturated aliphatic oxycarboxylic acid hydrazide, for example, aliphatic oxy C monocarboxylic acid monohydrazide, aliphatic oxy C dicarboxylic acid monohydrazide
- the polyacetal resin includes, for example, aldehydes such as formaldehyde, paraformaldehyde, and acetate aldehyde, trioxane, ethylene oxide, propylene oxide, butylene oxide, styrene oxide, cyclohexane oxide, and cyclohexene. It can be produced by polymerizing cyclic ethers and cyclic formals such as oxide, 1,3-dioxolan, 1,3 dioxane, diethylene glycol formal, and 1,4 butanediol formal.
- aldehydes such as formaldehyde, paraformaldehyde, and acetate aldehyde
- trioxane ethylene oxide
- propylene oxide butylene oxide
- styrene oxide cyclohexane oxide
- cyclohexene cyclohexene
- Carboxylic acid mono- or polyhydrazide such as dicarboxylic mono- or dihydrazide), etc., unsaturated aliphatic carboxylic acid hydrazide (oleic hydrazide, linoleic hydrazide, linolenic hydrid)
- Monocarboxylic acid hydrazides such as zide, elaidic acid hydrazide, arachidonic acid hydrazide, eicosapentaenoic acid hydrazide, eric acid hydrazide, brassic acid hydrazide, and setreic hydrazide; 8,12 eicosadhenic acid mono or dihydrazide, 7,12 dimethyl 7, Saturated or unsaturated C aliphatic carboxylic acid hydrazide, such as polycarboxylic acid mono or polyhydrazide (such as mono- or dihydrazide dicarboxylic acid), such as 11-oc
- the number of carbon-carbon unsaturated bonds of the unsaturated aliphatic carboxylic acid constituting the acid hydrazide is not particularly limited, and may be, for example, about 110, preferably about 116, and more preferably about 113. Good.
- oxycarboxylic acid hydrazide examples include, for example, saturated aliphatic oxycarboxylic acid hydrazide [hydroxystearic acid hydrazide (2 9 10 12- or 18-hydroxystearic acid hydrazide, 9,10-dihydroxyoctadecanoic acid hydrazide, etc.) And monohydrazides of hydroxy monocarboxylic acids such as cerebronic hydrazide; mono- or polyhydrazides of hydroxy polycarboxylic acids such as mono- or dihydrazide of hydroxyhexadecane diacid (such as mono- or dihydrazides of hydroxy dicarboxylic acid); and unsaturated aliphatic oxycarbones.
- saturated oxycarboxylic acid hydrazide [hydroxystearic acid hydrazide (2 9 10 12- or 18-hydroxystearic acid hydrazide, 9,10-dihydroxyoctadecanoic acid hydrazide, etc
- Carbon of unsaturated alicyclic carboxylic acid constituting the alicyclic carboxylic acid hydrazide The number of saturated bonds is not particularly limited, and can be selected from a range in which non-aromaticity can be maintained according to the number of alicyclic rings.For example, 1 to 6, preferably about 1 to 3, and more preferably 1 or 2. There may be.
- Carboxylic hydrazide (alicyclic mono- or dicarboxylic mono- or dihydrazide, etc.) and the like are preferable.
- the alicyclic oxycarboxylic acid hydrazide includes oxycarboxylic acid hydrazide (saturated or unsaturated alicyclic coxycarboxylic acid hydride) corresponding to the alicyclic carboxylic acid hydrazide.
- dimer acid hydrazide examples include linear saturated (or hydrogenated) dimer acid hydrazide (such as linear saturated linole dimer acid mono- or dihydrazide) and chain unsaturated dimer acid hydrazide (linear linolenic dimer acid mono- or dihydrazide). ) And other linear saturated or unsaturated dimer acid hydrazides; cyclic saturated (or hydrogenated) dimer acid hydrazide (such as cyclic saturated linole dimer acid mono or dihydrazide), and cyclic unsaturated dimer acid hydrazide (cyclic unsaturated linole dimer acid).
- Cyclic c-dimer acid mono- or dihydrazide (cyclic linole dimer acid hydrazide, etc.)
- a phenol compound having a t-butyl (particularly, a plurality of t-butyl) groups (particularly, a compound having a plurality of t-butyl phenol moieties) is preferable. It can be used in combination of two or more species.
- Fatty acids can be used alone or in combination of two or more.
- Derivatives of long-chain fatty acids include fatty acid esters and fatty acid amides.
- the structure of the fatty acid ester is not particularly limited, and a straight or branched fatty acid ester may be used.
- the ester of the long-chain fatty acid with an alcohol may be used. And the like having one or more ester bonds.
- the alcohol constituting the long-chain fatty acid ester is not particularly limited and may be a monohydric alcohol, but usually a polyhydric alcohol is often used.
- the polyhydric alcohol includes a polyhydric alcohol having about 2 to 8 carbon atoms, preferably about 2 to 6 carbon atoms.
- Alcohol or a polymer thereof for example, an alkylene glycol [C alkylene glycol such as ethylene glycol, ethylene glycol and propylene glycol (preferably C
- X 10 2 - 5 X 10 5 preferably 1 X 10 3 - a 5 X 10 4) about - 1 X 10 5 (e.g., 1 X 10 3.
- Polyoxyalkylene glycols can be used alone or in combination of two or more.
- the guadinine conjugates include, for example, acyclic guanidines (glycosamine, guanoline, guanidine, cyanoguanidine and the like), cyclic guanidines (glycocyanidins such as glycosiamidine and creatinine; oxalyl guadin) Oxaryl guanidines such as 2,4-diiminoparabanic acid or cyclic guanines similar to the structure thereof); imino group-substituted perazole conjugates (such as iminourazole and guanazine); isocyanuric imides ( Isoammelide, isoammeline, etc.); maloninoleguanidine, tanoretro dinoleguanidine, mesoxalinoleganidine and the like.
- acyclic guanidines glycosiamidine and creatinine; oxalyl guadin
- urea compound examples include a non-cyclic urea compound [urea, N-substituted urea substituted with a substituent such as an alkyl group, a non-cyclic urea condensate (urea multimer such as piuret and piurea; Urea, condensates of urea such as form nitrogen and aldehydes, etc.), Cyclic urea compounds [cyclic monoureides, for example, c alkylene urea (ethylene urea,
- Amino acids may be in D-form, L-integral form or DL form. Includes amide (aminodicarboxylic acids (aspartic acid, glutamic acid, asparagine, glutamine, hexahydrodipicolinic acid) , Hexahydroquinolinic acid, etc.), diaminomonocarboxylic acids (lysine, hydroxylysine, arginine, histidine, etc.)], ⁇ amino acids ( ⁇ -alanine, j8-aminobutyric acid, hexahi Roshinkomeron Acids, etc.), y amino acids (eg, diaminobutyric acid), ⁇ amino acids (eg, ⁇ amino- ⁇ -valeric acid) and the like. Amino acids may be in D-form, L-integral form or DL form. Includes amide (aminodicarboxylic acids (aspartic acid, glutamic acid, asparagine, glutamine, hexahydr
- the hydrazine conjugates include the above-mentioned long-chain aliphatic carboxylic acid hydrazide, alicyclic carboxylic acid hydrazide and carboxylic acid hydrazide different from dimer acid or trimer acid hydrazide, for example.
- short-chain aliphatic carboxylic acid hydrazide [C saturated such as adipic dihydrazide, lauric hydrazide, sebacic dihydrazide, dodecane dihydrazide, sorbic hydrazide, etc.
- phthalic dihydrazide In addition to zid, phthalic dihydrazide, isophthalic dihydrazide, terephthalic dihydrazide, aromatic oxycarboxylic acid hydrazides, such as P-hydroxybenzoic acid hydrazide and salicylic acid hydrazide) are included.
- the organic carboxylic acid may be a long-chain saturated or unsaturated aliphatic carboxylic acid exemplified in the section of the long-chain fatty acid, which may be either a low molecular weight or a high molecular weight. Lesser lower saturated or unsaturated aliphatic carboxylic acids, polymers of unsaturated aliphatic carboxylic acids and the like can also be used. Further, these aliphatic carboxylic acids may have a hydroxyl group. As the lower saturated aliphatic carboxylic acid, a saturated C monocarboxylic acid (acetic acid,
- Acids pimelic acid, cornic acid, azelaic acid, etc., and their oxy acids (glycolic acid, lactic acid, glyceric acid, hydroxybutyric acid, citric acid, etc.).
- Acids, etc. and their oxy acids (such as propiolic acid).
- organic carboxylic acid metal salts can be used alone or in combination of two or more.
- the organic metal carboxylate is an alkali metal organic carboxylate (such as lithium tenoate, potassium citrate, sodium citrate, lithium stearate, or lithium 12-hydroxystearate), or an alkaline earth metal.
- Metal organic carboxylate magnesium acetate, acetate, calcium citrate, calcium citrate, calcium stearate, magnesium stearate, magnesium 12-hydroxystearate, calcium 12-hydroxystearate, etc.
- ionomer resin the above polymerization A resin in which at least a part of the carboxyl groups contained in the copolymer of the unsaturated unsaturated polycarboxylic acid and the olefin is neutralized by the metal ion).
- Metal carbonates such as KCO, CaCO and MgCO, and inorganic salts such as borates and phosphates
- an alkaline earth metal compound is preferable.
- the phosphine compound examples include alkyl phosphines (for example, tri C alkyl phosphines such as triethyl phosphine, propyl phosphine, and tributyl phosphine), cycloalkyl phosphines (for example, tri C cycloalkyl phosphine such as tricyclohexyl phosphine), Arylphosphine (for example, triphenylphosphine, p-tolyldiphenylphosphine, g-p-tolylphenylphosphine, tri-m-aminophenylphosphine, tri ( Amino group such as 2,4-dimethylphenyl) phosphine, tri (2,4,6-trimethylphenyl) phosphine, tri (om- or p-tolyl) phosphine, etc.
- Substituent such as C alkyl group
- the ratio of the hydrazine compound is usually 1 part by weight or less (for example, about 0 to 1 part by weight), preferably 0.001 to 1 part by weight, more preferably 0.005 part by weight with respect to 100 parts by weight of the polyacetal resin. — 0.8 parts by weight (for example, , 0.005-0.08 parts by weight).
- weather (light) stabilizer examples include (a) a benzotriazole compound, (b) a benzophenone compound, (c) an aromatic benzoate compound, (d) a cyanoacrylate compound, and (e) Acid-based compounds, (1) hydroxyaryl 1,3,5-triazine-based compounds, (g) hindered amine-based compounds, and the like.
- cyanoacrylate compounds examples include 2-ethylhexyl 2-cyano-3,3-diphenyl acrylate and cyanyl-containing diaryl acrylates such as ethyl-2 cyano-3,3-diphenyl acrylate. (Particularly diphenyl atalylate containing a cyano group) and the like.
- oxalic acid-based compounds include N— (2-ethylfuryl) N, — (2 ethoxy-5tbutylphenyl) oxalic acid diamide, N— (2-ethylfuryl) N, — (2—
- examples thereof include oxalic acid diamides having an aryl group (such as a phenyl group) substituted on a nitrogen atom such as ethoxy (phenyl) oxalic acid diamide.
- the hindered amine compound As the hindered amine compound, the hinderdamine compound exemplified in the section of the anti-oxidation agent can be used.
- a combination of (g) the hindered amine compound and another weather (light) stabilizer it is preferable to use a combination of (g) the hindered amine compound and another weather (light) stabilizer.
- a benzotriazole compound and (g) a hindered amine compound are preferably used. Is preferably used in combination.
- the ratio of the weather (light) stabilizer is, for example, 0 to 100 parts by weight of polyacetal resin.
- the coloring agents as described above may be used alone or in combination of a plurality of coloring agents. If a colorant with a high light-shielding effect (carbon black, titanium white (titanium oxide), phthalocyanine pigment, perylene pigment (particularly carbon black, perylene black pigment), etc.) is used, the weather (light) resistance Can be improved.
- a colorant with a high light-shielding effect carbon black, titanium white (titanium oxide), phthalocyanine pigment, perylene pigment (particularly carbon black, perylene black pigment), etc.
- the polyacetal resin composition of the present invention may contain, if necessary, a conventional additive, for example, an antioxidant (such as a phosphorus-based, iodo-based, hydroquinone-based, or quinoline-based antioxidant).
- an antioxidant such as a phosphorus-based, iodo-based, hydroquinone-based, or quinoline-based antioxidant.
- a conventional fibrous, plate-like, powder-like or other filler may be used alone or in combination of two or more.
- the fibrous filler include inorganic fibers (such as glass fibers, carbon fibers, boron fibers, and titanate-based lithium fibers (whiskers)) and organic fibers (such as amide fibers).
- the plate-like filler include glass flake, my strength, graphite, and various metal foils.
- the resin composition of the present invention can be produced by a conventional molding method (for example, injection molding, extrusion molding, compression molding, blow molding, vacuum molding, foam molding, rotational molding, gas injection molding, or the like). Thus, it is useful for molding various molded articles.
- a conventional molding method for example, injection molding, extrusion molding, compression molding, blow molding, vacuum molding, foam molding, rotational molding, gas injection molding, or the like.
- automobile parts include inner handles, inner trunk parts such as fuel trunk openers, seat belt buckles, assist wraps, various switches, knobs, levers, clips, and electric parts such as meters and connectors.
- System parts in-vehicle electrical and electronic parts such as audio equipment and car navigation equipment, parts that come into contact with metals represented by carrier plates for window regulators, door lock actuator parts, mirror parts, wiper motor system parts And mechanical components such as fuel system components.
- optical and magnetic media parts for example, metal thin film type magnetic tape cassettes, magnetic disk cartridges, magneto-optical disk cartridges, etc.
- optical and magnetic media components include tape cassette components (tape cassette body, reels, hubs, guides, rollers, stoppers, lids, etc.), disk cartridge components (disk cartridge body (case), shutters, etc.). , A clamping plate, etc.).
- the resin compositions of Examples have extremely low formaldehyde emission as compared with Comparative Examples, so that the working and use environment can be greatly improved.
- the moldability can be improved, and the quality of the molded product can be improved by preventing bleeding.
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Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04788008.3A EP1674526B9 (en) | 2003-10-01 | 2004-09-22 | Polyacetal resin composition |
CN2004800288973A CN1863867B (zh) | 2003-10-01 | 2004-09-22 | 聚缩醛树脂组合物 |
JP2005514396A JP5283822B2 (ja) | 2003-10-01 | 2004-09-22 | ポリアセタール樹脂組成物 |
US10/574,012 US20070032605A1 (en) | 2003-10-01 | 2004-09-22 | Polyacetal resin composition |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003-343684 | 2003-10-01 | ||
JP2003343684 | 2003-10-01 |
Publications (1)
Publication Number | Publication Date |
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WO2005033200A1 true WO2005033200A1 (ja) | 2005-04-14 |
Family
ID=34419310
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2004/013825 WO2005033200A1 (ja) | 2003-10-01 | 2004-09-22 | ポリアセタール樹脂組成物 |
Country Status (7)
Country | Link |
---|---|
US (1) | US20070032605A1 (ja) |
EP (1) | EP1674526B9 (ja) |
JP (1) | JP5283822B2 (ja) |
KR (1) | KR20060125710A (ja) |
CN (1) | CN1863867B (ja) |
TW (1) | TWI344974B (ja) |
WO (1) | WO2005033200A1 (ja) |
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JP2006306944A (ja) * | 2005-04-27 | 2006-11-09 | Asahi Kasei Chemicals Corp | ポリアセタール樹脂組成物及びその成形品 |
JP2008247994A (ja) * | 2007-03-29 | 2008-10-16 | Asahi Kasei Chemicals Corp | 光ディスクと接触するポリアセタール部品。 |
JP2010006903A (ja) * | 2008-06-25 | 2010-01-14 | Asahi Kasei Chemicals Corp | ポリアセタール樹脂組成物 |
JP2010084140A (ja) * | 2008-09-03 | 2010-04-15 | Mitsubishi Engineering Plastics Corp | ポリアセタール樹脂組成物、樹脂成形品、ポリアセタール樹脂原料組成物の改質方法及び改質剤 |
WO2010050187A1 (ja) * | 2008-10-28 | 2010-05-06 | 旭化成ケミカルズ株式会社 | ポリアセタール樹脂組成物及びその製造方法 |
JP2010132885A (ja) * | 2008-10-28 | 2010-06-17 | Asahi Kasei Chemicals Corp | ポリアセタール樹脂組成物 |
JP2010155972A (ja) * | 2008-12-03 | 2010-07-15 | Asahi Kasei Chemicals Corp | ポリアセタール樹脂組成物 |
JP2010222558A (ja) * | 2009-02-25 | 2010-10-07 | Asahi Kasei Chemicals Corp | ポリアセタール樹脂組成物の製造方法 |
JP2011052126A (ja) * | 2009-09-02 | 2011-03-17 | Mitsubishi Engineering Plastics Corp | ポリアセタール樹脂組成物、樹脂成形品、ポリアセタール樹脂原料組成物の改質方法及び改質剤 |
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- 2004-09-22 WO PCT/JP2004/013825 patent/WO2005033200A1/ja active Application Filing
- 2004-09-22 KR KR1020067006333A patent/KR20060125710A/ko active Search and Examination
- 2004-09-22 US US10/574,012 patent/US20070032605A1/en not_active Abandoned
- 2004-09-22 JP JP2005514396A patent/JP5283822B2/ja active Active
- 2004-09-22 EP EP04788008.3A patent/EP1674526B9/en not_active Not-in-force
- 2004-09-29 TW TW093129375A patent/TWI344974B/zh not_active IP Right Cessation
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Cited By (16)
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JP2006306944A (ja) * | 2005-04-27 | 2006-11-09 | Asahi Kasei Chemicals Corp | ポリアセタール樹脂組成物及びその成形品 |
JP2008247994A (ja) * | 2007-03-29 | 2008-10-16 | Asahi Kasei Chemicals Corp | 光ディスクと接触するポリアセタール部品。 |
JP2011510145A (ja) * | 2008-01-22 | 2011-03-31 | ビーエーエスエフ ソシエタス・ヨーロピア | 被覆ポリオキシメチレン |
JP2010006903A (ja) * | 2008-06-25 | 2010-01-14 | Asahi Kasei Chemicals Corp | ポリアセタール樹脂組成物 |
JP2010084140A (ja) * | 2008-09-03 | 2010-04-15 | Mitsubishi Engineering Plastics Corp | ポリアセタール樹脂組成物、樹脂成形品、ポリアセタール樹脂原料組成物の改質方法及び改質剤 |
US8846788B2 (en) | 2008-09-03 | 2014-09-30 | Mitsubishi Engineering-Plastics Corporation | Polyacetal resin composition, resin molded article, and method and agent for improving polyacetal resin raw material composition |
WO2010050187A1 (ja) * | 2008-10-28 | 2010-05-06 | 旭化成ケミカルズ株式会社 | ポリアセタール樹脂組成物及びその製造方法 |
US8765850B2 (en) | 2008-10-28 | 2014-07-01 | Asahi Kasei Chemicals Corporation | Polyacetal resin composition and preparation process thereof |
JP2010132885A (ja) * | 2008-10-28 | 2010-06-17 | Asahi Kasei Chemicals Corp | ポリアセタール樹脂組成物 |
JP2010155972A (ja) * | 2008-12-03 | 2010-07-15 | Asahi Kasei Chemicals Corp | ポリアセタール樹脂組成物 |
JP2010222558A (ja) * | 2009-02-25 | 2010-10-07 | Asahi Kasei Chemicals Corp | ポリアセタール樹脂組成物の製造方法 |
JP2013127081A (ja) * | 2009-02-25 | 2013-06-27 | Asahi Kasei Chemicals Corp | ポリアセタール樹脂組成物の製造方法 |
JP2011052126A (ja) * | 2009-09-02 | 2011-03-17 | Mitsubishi Engineering Plastics Corp | ポリアセタール樹脂組成物、樹脂成形品、ポリアセタール樹脂原料組成物の改質方法及び改質剤 |
US11485856B2 (en) | 2017-05-05 | 2022-11-01 | Ticona Llc | Polyoxymethylene polymer composition that is chemical resistant |
US11939467B2 (en) | 2017-05-05 | 2024-03-26 | Ticona Llc | Polyoxymethylene polymer composition that is chemical resistant |
EP3910014A1 (en) | 2020-05-12 | 2021-11-17 | Asahi Kasei Kabushiki Kaisha | Polyacetal resin composition |
Also Published As
Publication number | Publication date |
---|---|
CN1863867B (zh) | 2010-05-26 |
EP1674526B9 (en) | 2013-05-29 |
CN1863867A (zh) | 2006-11-15 |
EP1674526A1 (en) | 2006-06-28 |
KR20060125710A (ko) | 2006-12-06 |
JP5283822B2 (ja) | 2013-09-04 |
TW200517434A (en) | 2005-06-01 |
TWI344974B (en) | 2011-07-11 |
EP1674526A4 (en) | 2007-04-11 |
JPWO2005033200A1 (ja) | 2007-11-15 |
EP1674526B1 (en) | 2012-12-05 |
US20070032605A1 (en) | 2007-02-08 |
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