JPS60238358A - Polyphenylene ether based resin composition - Google Patents

Polyphenylene ether based resin composition

Info

Publication number
JPS60238358A
JPS60238358A JP9449984A JP9449984A JPS60238358A JP S60238358 A JPS60238358 A JP S60238358A JP 9449984 A JP9449984 A JP 9449984A JP 9449984 A JP9449984 A JP 9449984A JP S60238358 A JPS60238358 A JP S60238358A
Authority
JP
Japan
Prior art keywords
polyphenylene ether
based resin
ether based
resin composition
stabilizer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP9449984A
Other languages
Japanese (ja)
Other versions
JPH0480944B2 (en
Inventor
Yoshinobu Furubayashi
義信 古林
Toshio Ito
利夫 伊藤
Katsuhiro Abe
勝弘 安部
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Petrochemical Co Ltd
Original Assignee
Mitsubishi Petrochemical Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Petrochemical Co Ltd filed Critical Mitsubishi Petrochemical Co Ltd
Priority to JP9449984A priority Critical patent/JPS60238358A/en
Publication of JPS60238358A publication Critical patent/JPS60238358A/en
Publication of JPH0480944B2 publication Critical patent/JPH0480944B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Compositions Of Macromolecular Compounds (AREA)

Abstract

PURPOSE:The titled composition, obtained by incorporating a polyphenylene ether based resin with a specific phenol based stabilizer and this ether based stabilizer in a specified proportion, and having improved processing stability and heat-aging resistance. CONSTITUTION:A polyphenylene ether based resin composition obtained by incorporating a polyphenylene ether based resin consisting of 100-10wt% polyphenylene ether obtained by polycondensation of a monocyclic phenol expressed by the formula (R1 and R2 each represent 1-3C lower alkyl; R3 and R4 each represent H or 1-3C lower alkyl) and remaining styrene resins with a mixture of (A) 1,3,5-tris-(4-t-butyl-3-hydroxy-2,6-dimethylbenzyl)isocyanuric acid with (B) at least one compound selected from the group of distearylthiodipropionate and pentaerythritol-tetra(beta-laurylthiopropionate ester) at 1:(1-10), preferably 1:(2-6) ratio between the components (A) and (B) in the total amount of 0.01-7pts.wt. based on 100pts.wt. polyphenylene ether based resin.

Description

【発明の詳細な説明】 (技術分野) 本発明は、加工安定性および耐熱老化性が改善されエン
ジニアリングプラスチックとして優れたポリフェニレン
エーテル系樹脂組成物に関する。
DETAILED DESCRIPTION OF THE INVENTION (Technical Field) The present invention relates to a polyphenylene ether resin composition that has improved processing stability and heat aging resistance and is excellent as an engineering plastic.

(発明の背景) ポリフェニレンエーテル系樹脂は、耐熱性、電気的性質
、機械的性質に優れているが、熱および酸化劣化しやす
く、その老化過穆で機械的性質、電気的性質等の低下を
生じる。
(Background of the invention) Polyphenylene ether resins have excellent heat resistance, electrical properties, and mechanical properties, but they are susceptible to thermal and oxidative deterioration, and their mechanical properties, electrical properties, etc. deteriorate due to excessive aging. arise.

ポリフェニレンエーテル系樹脂を実用に供するにあたり
、このような劣化を防止するために種々の方法が提案さ
れているが満足な加工安定性、耐熱老化性レベルのもの
を得るに至っていない。
When putting polyphenylene ether resin into practical use, various methods have been proposed to prevent such deterioration, but it has not yet been possible to obtain a resin with satisfactory processing stability and heat aging resistance.

(発明の概要) 本発明は、ポリフェニレンエーテル系樹脂の加工安定性
と耐熱老化性を改善することを目的としており、特定の
フェノール系安定剤と特定の千オニーチル系安定剤とを
特定割合で配合することでこれらが著しく改善されるこ
とを見い出し為されたものである。
(Summary of the Invention) The purpose of the present invention is to improve the processing stability and heat aging resistance of polyphenylene ether resins, and the purpose of the present invention is to blend a specific phenol stabilizer and a specific oneythyl stabilizer in a specific ratio. It has been discovered that these can be significantly improved by doing so.

即ち、本発明け、ポリフェニレンエーテル系樹脂に、下
記(1)及び(II)で示される化合物を、(1):(
■)の重量比が1:1〜10の割合で配合してなるポリ
フェニレンエーテル樹脂組成物を提供するものである。
That is, according to the present invention, the compounds represented by the following (1) and (II) are added to the polyphenylene ether resin in the following manner (1):(
(2) A polyphenylene ether resin composition is provided in which the weight ratio of (2) is 1:1 to 10.

(1)1,3.5− )リス−(4−t−ブチル−3−
ヒドロキシ−2,6−シメチルペンジル)イソシアヌル
酸 Ql)ジステアリルチオジプロピオネートおよびペンタ
エリスリット−テトラ(β−ラウリルチオプロピオン酸
エステル)の群から選ばれた少なくとも一種 (発明の詳細な説明) 本発明で用いるポリフェニレンエーテルとは、−毅式@
)で表わされる単環式フェノール類を縮重合して得られ
る重合体であり、単独重合体であっても、上記単環フェ
ノール類の二種以上を用いて得られる共重合体であって
もよい。
(1) 1,3.5-)lis-(4-t-butyl-3-
At least one member selected from the group of hydroxy-2,6-dimethylpenzyl)isocyanuric acid Ql) distearylthiodipropionate and pentaerythritol-tetra(β-laurylthiopropionate) (Detailed Description of the Invention) The present invention The polyphenylene ether used in -Koshiki@
) is a polymer obtained by condensation polymerization of monocyclic phenols represented by good.

RI Rs (式中R1、R1d炭素数1〜3の低級アルキル基、R
8および&は水素原子または炭素数1〜3の低級アルキ
ル基を章味する。) 前記一般丈(2)で示される単環式フェノールとしては
、例えば、2.6−ジエチルフェノール、2,6−ジエ
チルフェノール、2,6−ジプロピルフェノール、2−
1−fルー6エチルフエノール、2−メチル−6−プロ
ピルフェノール、2−r、チル−6−プロピルフェノー
ル、 t:≠友#=≠=コキ2 、3.6−ドリメチルフエノ
ール、2,3.6− )ジエチルフェノール、2,3.
6−トリプロピルフェノール、2.6−シメチルー3−
エチル−フェノール、2.6−シメチルー3−プロピル
フェノール等が挙げられる、これら単項式フェノール類
を縮重合させて得られるポリフェニレンエーテルとして
は、ポリ(2,6−シメチルー1゜4フエニレン)丁−
チル、ポリ(2,6−ジエチル−1,4−フエニレン)
エーテル、ポリ(2,6−ジプロビルー1.4−フェニ
レン)エーテル、ポリ(2−メチル−6−エチル−1,
4フエニレン)エーテル、ポリ(2−メチル−6−ブロ
ビルー1,4−フェニレン)工・−チル、yNI7(2
−エチル−6−ブロビルー1,4−フェニレン)エーテ
ル、2,6−シメチルフエノール/2,3.6− ) 
IJメチルフェノール共重合体、2,6−ジエチルフェ
ノール、々。
RI Rs (in the formula, R1, R1d is a lower alkyl group having 1 to 3 carbon atoms, R
8 and & represent a hydrogen atom or a lower alkyl group having 1 to 3 carbon atoms. ) Examples of the monocyclic phenol represented by the general length (2) include 2,6-diethylphenol, 2,6-diethylphenol, 2,6-dipropylphenol, 2-
1-f-6-ethylphenol, 2-methyl-6-propylphenol, 2-r, thyl-6-propylphenol, t:≠Friend#=≠=Koki2, 3.6-drimethylphenol, 2,3 .6-) diethylphenol, 2,3.
6-tripropylphenol, 2,6-cymethyl-3-
Examples of polyphenylene ethers obtained by condensation polymerization of these monomial phenols include ethyl phenol, 2,6-dimethyl-3-propylphenol, etc.
Chil, poly(2,6-diethyl-1,4-phenylene)
Ether, poly(2,6-diprobyl-1,4-phenylene)ether, poly(2-methyl-6-ethyl-1,
4-phenylene) ether, poly(2-methyl-6-brobyl-1,4-phenylene)-thyl, yNI7(2
-ethyl-6-broby-1,4-phenylene)ether, 2,6-dimethylphenol/2,3.6-)
IJ methylphenol copolymer, 2,6-diethylphenol, etc.

3.6− )ジエチルフェノール共重合体、2.6−ジ
エチルフェノール/2,3.6− )ジエチルフェノー
ル共重合体、2,6−ジプロビルフエノール/2,3.
6 トリメチルフェノール共重合体等を例示的に挙げる
ことができる。
3.6-) diethylphenol copolymer, 2,6-diethylphenol/2,3.6-) diethylphenol copolymer, 2,6-diprobylphenol/2,3.
6. Trimethylphenol copolymer and the like can be exemplified.

ポリフェニレンエーテル樹脂にスチレン系樹脂を添加す
ることが好ましい。本発明の組成物において用いられる
スチレン系樹脂とは、一般式船で示虞れる構造単位をそ
の重合体中に少なくとも25重llチ以上含有する樹脂
であり、 (式中、Rad水素原子または低級アルキル基である。
It is preferable to add a styrene resin to the polyphenylene ether resin. The styrenic resin used in the composition of the present invention is a resin containing in its polymer at least 25 times or more of structural units that can be found in general type vessels, (wherein, Rad hydrogen atoms or lower It is an alkyl group.

) 例えばポリスチレン、耐衝撃ポリスチレン、スチレン−
ブタジェンコポリマー、スチレン−ブタジェン−アクリ
ロニトリルコポリマー、スチレン−α−メチルスチレン
コポリマー等を挙げることがで自ル、ポリフェニレンエ
ーテルとスチレン予樹脂の配合割合は、通常両者の合計
量を基準にしてポリフェニレンエーテルが100〜io
重量so ”範囲を占める。
) For example, polystyrene, high-impact polystyrene, styrene-
Examples include butadiene copolymer, styrene-butadiene-acrylonitrile copolymer, styrene-α-methylstyrene copolymer, etc. The blending ratio of polyphenylene ether and styrene pre-resin is usually based on the total amount of both. 100~io
occupies the weight so'' range.

本発明で用いるフェノール系安定剤は、1,3.5−ト
リス−(4−t−ブチル−3−ヒドロキシ−2,6−シ
メチルベンジル)イソシアヌル酸である。
The phenolic stabilizer used in the present invention is 1,3.5-tris-(4-t-butyl-3-hydroxy-2,6-simethylbenzyl)isocyanuric acid.

これ以外のフェノール系安定剤では十分な相乗効果が得
られない、 また、本発明で用いるチオエーテル系安定剤は、ジステ
アリルチオジプロピオネートおよびペンタエリスリット
−テトラ(β−ラウリルチオプロピオン酸エステル)の
群から選ばれた少なくとも一種のものである。これら以
外のチオエーテル系安定剤では十分な相乗効果が得られ
ない。
A sufficient synergistic effect cannot be obtained with other phenolic stabilizers.In addition, the thioether stabilizers used in the present invention include distearyl thiodipropionate and pentaerythritol-tetra(β-laurylthiopropionate). At least one type selected from the group. A sufficient synergistic effect cannot be obtained with thioether stabilizers other than these.

本発明で用いる(1)フェノール系安定剤と(Inチオ
エーテル系安定剤の配合比1f(f) : (II)=
 1 : 1−10(重量比)の範囲であり、好ま[、
くけ2〜6の範囲である。(1’l : (IIの配合
比が1:1を下回ると帽乗効果が充分でないので好まし
くない。一方、(1):(■)の比率が1:10を上回
ると相乗効果が飽和する。
Blending ratio of (1) phenolic stabilizer and (In thioether stabilizer used in the present invention) 1f(f): (II)=
1: 1-10 (weight ratio), preferably [,
The range is from 2 to 6. (1'l: (If the mixing ratio of II is less than 1:1, the multiplication effect will not be sufficient, which is not preferable. On the other hand, if the ratio of (1):(■) exceeds 1:10, the synergistic effect will be saturated. .

本発明の組成物において、フェノール系安定剤とチオエ
ーテル系安定剤の総添加量は、ポリフェニレンエーテル
系樹脂に対して0.01〜7重景部重量楓好ましくは、
0.05〜2重量部である。
In the composition of the present invention, the total amount of the phenolic stabilizer and thioether stabilizer is preferably 0.01 to 7 parts by weight based on the polyphenylene ether resin.
It is 0.05 to 2 parts by weight.

上記範囲を下回ると加工安定性、耐熱老化性に対する効
果が充分でないので好ましくない。一方、上記範囲を上
廻ると発臭等の原因になるので好ましくない。
If it is less than the above range, the effect on processing stability and heat aging resistance will not be sufficient, which is not preferable. On the other hand, if it exceeds the above range, it may cause odor, etc., which is not preferable.

本発明の組成物においては、上記フェノール系安定剤と
千オニーチル系安定剤復の組み合わせにおいて、1,3
.5− )リス−(4−t−ブチル−3−ヒドロキシ−
2,6−シメチルベンジル)イソシアヌル酸とペンタエ
リスリット−テトラ(β−ラウリルチオプロピオン酸エ
ステル)との組み合わせにおいて特に効果が著しく好ま
しい。
In the composition of the present invention, in the combination of the above-mentioned phenolic stabilizer and 1,000-onythyl stabilizer, 1,3
.. 5-) Lis-(4-t-butyl-3-hydroxy-
The combination of 2,6-dimethylbenzyl)isocyanuric acid and pentaerythritol-tetra(β-laurylthiopropionate) is particularly effective.

本発明の組成物には、他の付加的成分を発明の効果を1
j!なわない範囲で添加することかで自、それらVcI
Ii、例えば、ベンゾトリアゾール系、ベンゾフェノン
系等の紫外線吸収剤、ヒンダードアミン系、ベンゾエー
ト系、ニッケル系等の光安定剤、ステアリン酸のナトリ
ウム、カルシウム、亜鉛、等の金属塩、さらには、トリ
フェニルホスフェート、トリクレジルホスフェート等の
難燃剤、顔料、顔料分散剤等がある。
The composition of the present invention may contain other additional ingredients to enhance the effects of the invention.
j! By adding them within a range that does not cause
Ii, for example, ultraviolet absorbers such as benzotriazole type and benzophenone type, light stabilizers such as hindered amine type, benzoate type, and nickel type, metal salts of stearic acid such as sodium, calcium, and zinc, and further, triphenyl phosphate. , flame retardants such as tricresyl phosphate, pigments, pigment dispersants, etc.

本発明組成物の製造は、パウダー状あるいけペレット状
のポリフェニレンエーテルとスチレン系樹脂に必要に応
じてゴム物質、ガラス繊維、無機フィラー等信の成分を
添加し、ロール、バンバリーミキサ−1押出機等の混線
機で溶融混練してなされる。
The composition of the present invention is manufactured by adding components such as rubber substances, glass fibers, inorganic fillers, etc. as necessary to polyphenylene ether and styrene resin in the form of powder or pellets, and then using a roll or Banbury mixer 1 extruder. It is made by melting and kneading in a mixer such as.

以下、実施例および比較例により本発明のポリフェニレ
ンエーテル系組成物を具体的に説明する。
Hereinafter, the polyphenylene ether composition of the present invention will be specifically explained using Examples and Comparative Examples.

実施例中の加工安定性、耐熱老化性の評価方法を以下に
示す。
The evaluation methods for processing stability and heat aging resistance in Examples are shown below.

(1)加工安定性 原点と280℃に設定した単軸押出機を3回繰り返して
通過させた後の引張衝撃を比較する方法で加工安定性を
評価した。
(1) Processing stability Processing stability was evaluated by comparing the tensile impact after passing through a single-screw extruder set at 280° C. three times.

(2)耐熱老化性 120℃のギアーオープンに引張衝撃試験片を入れ、3
00時間後、600時間後の引張衝撃強度を測定した。
(2) Heat aging resistance A tensile impact test piece was placed in the gear open at 120°C.
The tensile impact strength was measured after 00 hours and after 600 hours.

なお、引張衝撃強度は厚み1m1lIの試片を用いた。Note that a specimen with a thickness of 1 ml was used for the tensile impact strength.

引張衝撃強度の測定は、ASTM−D−1822の方法
で実施した。
The tensile impact strength was measured by the method of ASTM-D-1822.

実施例1 クロロホルムを溶媒として25℃で測定された極限粘度
が0.45 dl/fのポリ(2,6−ジメチル1.4
−フェニレン)エーテル粉末100 重量mト表−1に
記載した安定剤の混合物を二軸押出機により混練してペ
レット化し、ついで試験片を成形後、加工安定性、耐熱
老化性を評価した。評価結果を表−1に示した。
Example 1 Poly(2,6-dimethyl 1.4
(phenylene) ether powder 100 weight m A mixture of the stabilizers listed in Table 1 was kneaded and pelletized using a twin-screw extruder, and test pieces were then molded and evaluated for processing stability and heat aging resistance. The evaluation results are shown in Table-1.

C以下余白) 実施例2 クロロホルムを溶媒として25℃で測定された極限粘度
が0.45dl/fのポリ(2,6−ジメチル1.4−
フェニレン)エーテル粉末65重量部、耐衝撃ポリスチ
レン(三菱モンサント社製HT76)30重量部、トリ
フェニルホスフェート7重量部の合計量に対して表−2
VC記載した所定量の安定剤からなる混合物を二軸押出
機により混練してペレット化した。ついで試験片を成形
後、加工安定性、耐熱老化性を評価した。評価結果を表
−2に示した。
Example 2 Poly(2,6-dimethyl 1.4-
Table 2 for the total amount of 65 parts by weight of (phenylene) ether powder, 30 parts by weight of impact-resistant polystyrene (HT76 manufactured by Mitsubishi Monsanto), and 7 parts by weight of triphenyl phosphate.
A mixture consisting of a predetermined amount of the stabilizer described in VC was kneaded and pelletized using a twin-screw extruder. Then, after molding a test piece, processing stability and heat aging resistance were evaluated. The evaluation results are shown in Table-2.

(以下余白)(Margin below)

Claims (1)

【特許請求の範囲】 ポリフェニレンエーテル系樹脂に、下記(1)及び(n
)で示される化合物を(1): (It)の重量比が1
=1〜100割合で配合してなることを特徴とする安定
化されたポリフェニレンエーテル系樹脂組成物。 (1) 1,3.5− )リス−(4−t−ブチル−3
−ヒドロキシ−2,6−シメチルベンジル)イソシアヌ
ル酸 (■)ジステアリルチオジプロピオネートおよびペンタ
エリスリット−テトラ(β−ラウリルチオプロピオン酸
エステル)の群から選ばれた少なくとも一種
[Claims] The following (1) and (n) are added to the polyphenylene ether resin.
), the weight ratio of (1): (It) is 1
A stabilized polyphenylene ether resin composition characterized by being blended at a ratio of =1 to 100. (1) 1,3.5-)lis-(4-t-butyl-3
-Hydroxy-2,6-dimethylbenzyl)isocyanuric acid (■) At least one member selected from the group of distearylthiodipropionate and pentaerythrittetra (β-laurylthiopropionate)
JP9449984A 1984-05-14 1984-05-14 Polyphenylene ether based resin composition Granted JPS60238358A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9449984A JPS60238358A (en) 1984-05-14 1984-05-14 Polyphenylene ether based resin composition

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9449984A JPS60238358A (en) 1984-05-14 1984-05-14 Polyphenylene ether based resin composition

Publications (2)

Publication Number Publication Date
JPS60238358A true JPS60238358A (en) 1985-11-27
JPH0480944B2 JPH0480944B2 (en) 1992-12-21

Family

ID=14111999

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9449984A Granted JPS60238358A (en) 1984-05-14 1984-05-14 Polyphenylene ether based resin composition

Country Status (1)

Country Link
JP (1) JPS60238358A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0479560A2 (en) * 1990-10-02 1992-04-08 Sumitomo Chemical Company, Limited Stabilized thermoplastic resin composition
JP2009197196A (en) * 2008-02-25 2009-09-03 Asahi Kasei Chemicals Corp Resin composition

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0479560A2 (en) * 1990-10-02 1992-04-08 Sumitomo Chemical Company, Limited Stabilized thermoplastic resin composition
JP2009197196A (en) * 2008-02-25 2009-09-03 Asahi Kasei Chemicals Corp Resin composition

Also Published As

Publication number Publication date
JPH0480944B2 (en) 1992-12-21

Similar Documents

Publication Publication Date Title
US3639506A (en) Flame retardant composition of polyphenylene ether styrene resin aromatic phosphate and aromatic halogen compound
US3663654A (en) Flame retardant composition of polyphenylene ether,styrene resin and phosphorus
JPS6156254B2 (en)
US4410651A (en) Impact resistant polyphenylene ether resin compositions
US4123474A (en) Polyphenylene ether resin compositions containing a diphenylamine
US4835201A (en) Compositions of polyphenylene ether resin and high impact polystyrene resin having improved ultraviolet light resistance
US4456720A (en) Flame resistant non-discolored polyphenylene ether resin compositions
CA1266147A (en) Compositions of polyphenylene ether resin and high impact polystyrene resin having improved ultraviolet light resistance
US4785076A (en) Polyphenylene ether resin blends having improved ultraviolet light stability
US4442251A (en) Impact resistant polyphenylene ether resin compositions
JPS60238358A (en) Polyphenylene ether based resin composition
US3429850A (en) Stabilized polyphenylene ether compositions
EP0085834B1 (en) Colour inhibiting flame-retardant consisting of a stable halogenated organic compound and a boron compound
JPS598751A (en) Stabilized polyphenylene ether resin composition
JPS6365109B2 (en)
JPH0433305B2 (en)
US3472814A (en) Stable polyphenylene ether composition
CA1269787A (en) Polyphenylene ether resin blends having improved ultraviolet light stability
US3829394A (en) Flame retardant composition
US4439566A (en) Carbonate polymers containing a salt of a crown complex as an ignition depressant
JPH0576502B2 (en)
JP2877182B2 (en) Polyphenylene ether resin composition
CA1201242A (en) Polyphenylene ether resins and compositions heat stabilized with trineopentylene diphosphite
US4404303A (en) Carbonate polymers containing a barbituate as an ignition depressant
KR0173465B1 (en) Photo-stable Polyphenylene Ether Molding Compositions Containing Antistatic Agent

Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees