JP2002302589A5 - - Google Patents

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JP2002302589A5
JP2002302589A5 JP2001107435A JP2001107435A JP2002302589A5 JP 2002302589 A5 JP2002302589 A5 JP 2002302589A5 JP 2001107435 A JP2001107435 A JP 2001107435A JP 2001107435 A JP2001107435 A JP 2001107435A JP 2002302589 A5 JP2002302589 A5 JP 2002302589A5
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group
carbon atoms
equipment
parts
polyoxymethylene polymer
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JP2001107435A
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JP4889157B2 (en
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【特許請求の範囲】
【請求項1】 下記一般式(1)、(2)又は(3)で表される単官能グリシジル化合物(b)の存在下で、無水ホルムアルデヒド(a)をアニオン重合して得られる分岐ポリオキシメチレン重合体(A)であって、該単官能グリシジルエーテルの導入量が、該無水ホルムアルデヒド100重量部に対して、0.2〜10重量部の範囲であることを特徴とする分岐ポリオキシメチレン重合体
【化1】

Figure 2002302589
(式中R1は炭素数1〜30のアルキレン基、nは0〜30の整数であり、R2は炭素数1〜30のアルキル基、または炭素数2〜40のアルケニル基またはアルキニル基を表す。)
【化2】
Figure 2002302589
(式中R3はフェニル基の水素置換基を示すものであり、ハロゲン基、アミノ基、アセチル基、炭素数1〜12のアルキル基、アルコキシル基、炭素数3のアリール基、炭素数6〜20のアリール基、または置換アリール基を表し、nは0〜5の整数であり、R3は同一でも異なっても良い。)
【化3】
Figure 2002302589
(式中R4は炭素数1〜30のアルキレン基、置換アルキレン基、炭素数2〜20のポリアルキレンオキシドグリコール残基、R5はハロゲン基、アミノ基、アセチル基、炭素数1〜12のアルキル基、アルコキシル基、炭素数3のアリール基、または炭素数6〜20のアリール基、または置換アリール基を表し、nは0〜5の整数であり、R5は同一でも異なっても良い。)
【請求項2】 分岐ポリオキシメチレン重合体(A)のメルトインデックス値が2.0g/10min〜10g/10minの範囲である請求項1記載の分岐ポリオキシメチレン重合体。
【請求項3】 請求項1または2に記載の分岐ポリオキシメチレン重合体(A)100重量部と線状ポリオキシメチレン重合体(B)を5〜400重量部を含有するポリオキシメチレン樹脂組成物。
【請求項4】 線状ポリオキシメチレン重合体(B)のメルトインデックス値が1.7g/10min〜10g/10minの範囲である請求項3記載のポリオキシメチレン樹脂組成物。
【請求項5】 請求項3または4記載のポリオキシメチレン樹脂組成物を成形して得られる自動車用の部品、オフィスオートメーション機器、音楽、映像または情報機器、通信機器、電気機器、電子機器、玩具、スポーツ用品、家具、または住宅設備機器。   [Claims]
      (1) Represented by the following general formula (1), (2) or (3)Branched polyoxymethylene polymer (A) obtained by anionic polymerization of anhydrous formaldehyde (a) in the presence of monofunctional glycidyl compound (b)Wherein the amount of the monofunctional glycidyl ether introduced is in the range of 0.2 to 10 parts by weight based on 100 parts by weight of the anhydrous formaldehyde..
      Embedded image
Figure 2002302589
(Where R1Is an alkylene group having 1 to 30 carbon atoms, n is an integer of 0 to 30,TwoRepresents an alkyl group having 1 to 30 carbon atoms, or an alkenyl group or alkynyl group having 2 to 40 carbon atoms. )
      Embedded image
Figure 2002302589
(Where RThreeRepresents a hydrogen substituent of a phenyl group; a halogen group, an amino group, an acetyl group, an alkyl group having 1 to 12 carbon atoms, an alkoxyl group, an aryl group having 3 carbon atoms, an aryl group having 6 to 20 carbon atoms, Or a substituted aryl group, n is an integer of 0 to 5,ThreeMay be the same or different. )
      Embedded image
Figure 2002302589
(Where RFourIs an alkylene group having 1 to 30 carbon atoms, a substituted alkylene group, a polyalkylene oxide glycol residue having 2 to 20 carbon atoms, RFiveRepresents a halogen group, an amino group, an acetyl group, an alkyl group having 1 to 12 carbon atoms, an alkoxyl group, an aryl group having 3 carbon atoms, an aryl group having 6 to 20 carbon atoms, or a substituted aryl group; An integer of 5;FiveMay be the same or different. )
      (2) The branched polyoxymethylene polymer according to claim 1, wherein the melt index value of the branched polyoxymethylene polymer (A) is in a range of 2.0 g / 10 min to 10 g / 10 min.
      (3) The method according to claim 1 or 2A polyoxymethylene resin composition containing 100 parts by weight of a branched polyoxymethylene polymer (A) and 5 to 400 parts by weight of a linear polyoxymethylene polymer (B).
      (4) The polyoxymethylene resin composition according to claim 3, wherein the linear polyoxymethylene polymer (B) has a melt index value in a range of 1.7 g / 10 min to 10 g / 10 min.
      (5) Claim 3 or 4Automotive parts, office automation equipment, music, video or information equipment, communication equipment, electrical equipment, electronic equipment, toys, sports equipment, furniture, or household equipment obtained by molding the described polyoxymethylene resin composition .

【0005】
【課題を解決するための手段】
本発明者らは、上記目的を達成するために鋭意検討した結果、ホルムアルデヒドにある種の特定のモノグリシジル化合物を共重合することによって、分岐構造を導入したポリオキシメチレン樹脂組成物が、意外にも剛性、熱安定性、クリープ性を向上する効果があることを見出し、本発明に至った。即ち本発明は、以下の通りである。
1. 下記一般式(1)、(2)又は(3)で表される単官能グリシジル化合物(b)の存在下で、無水ホルムアルデヒド(a)をアニオン重合して得られる分岐ポリオキシメチレン重合体(A)であって、該単官能グリシジルエーテルの導入量が、該無水ホルムアルデヒド100重量部に対して、0.2〜10重量部の範囲であることを特徴とする分岐ポリオキシメチレン重合体
【化1】

Figure 2002302589
(式中R1は炭素数1〜30のアルキレン基、nは0〜30の整数であり、R2は炭素数1〜30のアルキル基、または炭素数2〜40のアルケニル基またはアルキニル基を表す。)
【化2】
Figure 2002302589
(式中R3はフェニル基の水素置換基を示すものであり、ハロゲン基、アミノ基、アセチル基、炭素数1〜12のアルキル基、アルコキシル基、炭素数3のアリール基、炭素数6〜20のアリール基、または置換アリール基を表し、nは0〜5の整数であり、R3は同一でも異なっても良い。)
【化3】
Figure 2002302589
(式中R4は炭素数1〜30のアルキレン基、置換アルキレン基、炭素数2〜20のポリアルキレンオキシドグリコール残基、R5はハロゲン基、アミノ基、アセチル基、炭素数1〜12のアルキル基、アルコキシル基、炭素数3のアリール基、または炭素数6〜20のアリール基、または置換アリール基を表し、nは0〜5の整数であり、R5は同一でも異なっても良い。) [0005]
[Means for Solving the Problems]
The present inventors have conducted intensive studies to achieve the above object, and found that a polyoxymethylene resin composition having a branched structure introduced by copolymerizing formaldehyde with a specific monoglycidyl compound is unexpectedly obtained. Have also been found to have the effect of improving rigidity, thermal stability, and creep properties, and have reached the present invention. That is, the present invention is as follows.
1. A branched polyoxymethylene polymer obtained by anionic polymerization of anhydrous formaldehyde (a) in the presence of a monofunctional glycidyl compound (b) represented by the following general formula (1), (2) or (3) (A) The branched polyoxymethylene polymer, wherein the amount of the monofunctional glycidyl ether introduced is in the range of 0.2 to 10 parts by weight based on 100 parts by weight of the anhydrous formaldehyde .
Embedded image
Figure 2002302589
(Wherein R 1 is an alkylene group having 1 to 30 carbon atoms, n is an integer of 0 to 30; R 2 is an alkyl group having 1 to 30 carbon atoms, or an alkenyl group or alkynyl group having 2 to 40 carbon atoms) Represents.)
Embedded image
Figure 2002302589
(Wherein R 3 represents a hydrogen substituent of a phenyl group, and is a halogen group, an amino group, an acetyl group, an alkyl group having 1 to 12 carbon atoms, an alkoxyl group, an aryl group having 3 carbon atoms, 20 represents an aryl group or a substituted aryl group, n is an integer of 0 to 5, and R 3 may be the same or different.)
Embedded image
Figure 2002302589
(Wherein R 4 is an alkylene group having 1 to 30 carbon atoms, a substituted alkylene group, a polyalkylene oxide glycol residue having 2 to 20 carbon atoms, R 5 is a halogen group, an amino group, an acetyl group, alkyl group, an alkoxyl group, an aryl group having 3 carbon atoms or an aryl group having 6 to 20 carbon atoms, or a substituted aryl group,, n is an integer of 0 to 5, R 5 may be the same or different. )

2.分岐ポリオキシメチレン重合体(A)のメルトインデックス値が2.0g/10min〜10g/10minの範囲である上記1記載の分岐ポリオキシメチレン重合体。
3.上記1または2に記載の分岐ポリオキシメチレン重合体(A)100重量部と線状ポリオキシメチレン重合体(B)を5〜400重量部を含有するポリオキシメチレン樹脂組成物。
4.線状ポリオキシメチレン重合体(B)のメルトインデックス値が1.7g/10min〜10g/10minの範囲である上記3記載のポリオキシメチレン樹脂組成物。
2. 2. The branched polyoxymethylene polymer according to the above 1, wherein the melt index value of the branched polyoxymethylene polymer (A) is in a range of 2.0 g / 10 min to 10 g / 10 min.
3. A polyoxymethylene resin composition comprising 100 parts by weight of the branched polyoxymethylene polymer (A) according to 1 or 2 and 5 to 400 parts by weight of the linear polyoxymethylene polymer (B).
4. 4. The polyoxymethylene resin composition according to the above item 3, wherein the linear polyoxymethylene polymer (B) has a melt index value in a range of 1.7 g / 10 min to 10 g / 10 min.

5.上記3または4記載のポリオキシメチレン樹脂組成物を成形して得られる自動車用の部品、オフィスオートメーション機器、音楽、映像または情報機器、通信機器、電気機器、電子機器、玩具、スポーツ用品、家具、または住宅設備機器。 5. Automotive parts, office automation equipment, music, video or information equipment, communication equipment, electric equipment, electronic equipment, toys, sporting goods, furniture, furniture, etc. obtained by molding the polyoxymethylene resin composition according to 3 or 4 above . Or housing equipment.

JP2001107435A 2001-04-05 2001-04-05 Polyoxymethylene resin composition Expired - Fee Related JP4889157B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2001107435A JP4889157B2 (en) 2001-04-05 2001-04-05 Polyoxymethylene resin composition

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Application Number Priority Date Filing Date Title
JP2001107435A JP4889157B2 (en) 2001-04-05 2001-04-05 Polyoxymethylene resin composition

Publications (3)

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JP2002302589A JP2002302589A (en) 2002-10-18
JP2002302589A5 true JP2002302589A5 (en) 2008-05-08
JP4889157B2 JP4889157B2 (en) 2012-03-07

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005029714A (en) * 2003-07-08 2005-02-03 Polyplastics Co Polyacetal resin composition

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2020375A1 (en) * 1989-07-20 1991-01-21 George L. Collins Acetal polymer compositions of high impact strength
JP2001002886A (en) * 1999-06-23 2001-01-09 Polyplastics Co Branched polyacetal resin composition

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