JPS6335651A - Automobile under-hood part - Google Patents
Automobile under-hood partInfo
- Publication number
- JPS6335651A JPS6335651A JP17769586A JP17769586A JPS6335651A JP S6335651 A JPS6335651 A JP S6335651A JP 17769586 A JP17769586 A JP 17769586A JP 17769586 A JP17769586 A JP 17769586A JP S6335651 A JPS6335651 A JP S6335651A
- Authority
- JP
- Japan
- Prior art keywords
- polyamide
- arom
- resin
- acid
- compsn
- 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
Links
- 239000004952 Polyamide Substances 0.000 claims abstract description 22
- 229920002647 polyamide Polymers 0.000 claims abstract description 22
- 125000003118 aryl group Chemical group 0.000 claims abstract description 17
- 229920005989 resin Polymers 0.000 claims abstract description 17
- 239000011347 resin Substances 0.000 claims abstract description 17
- 239000004721 Polyphenylene oxide Substances 0.000 claims abstract description 11
- 229920000570 polyether Polymers 0.000 claims abstract description 11
- OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229920005992 thermoplastic resin Polymers 0.000 claims abstract description 5
- -1 aliphatic diamine Chemical class 0.000 claims description 15
- 239000011342 resin composition Substances 0.000 claims description 6
- QQVIHTHCMHWDBS-UHFFFAOYSA-N isophthalic acid Chemical compound OC(=O)C1=CC=CC(C(O)=O)=C1 QQVIHTHCMHWDBS-UHFFFAOYSA-N 0.000 abstract description 10
- 239000002904 solvent Substances 0.000 abstract description 9
- 238000001746 injection moulding Methods 0.000 abstract description 6
- 150000004985 diamines Chemical class 0.000 abstract description 4
- 150000003839 salts Chemical class 0.000 abstract description 4
- 229920001519 homopolymer Polymers 0.000 abstract description 3
- UFMBOFGKHIXOTA-UHFFFAOYSA-N 2-methylterephthalic acid Chemical compound CC1=CC(C(O)=O)=CC=C1C(O)=O UFMBOFGKHIXOTA-UHFFFAOYSA-N 0.000 abstract description 2
- 229920001577 copolymer Polymers 0.000 abstract description 2
- 238000000465 moulding Methods 0.000 abstract description 2
- ZETYUTMSJWMKNQ-UHFFFAOYSA-N n,n',n'-trimethylhexane-1,6-diamine Chemical compound CNCCCCCCN(C)C ZETYUTMSJWMKNQ-UHFFFAOYSA-N 0.000 abstract description 2
- 125000000217 alkyl group Chemical group 0.000 abstract 1
- 230000032798 delamination Effects 0.000 abstract 1
- 229910052736 halogen Inorganic materials 0.000 abstract 1
- 150000002367 halogens Chemical class 0.000 abstract 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 abstract 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 abstract 1
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 23
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 description 12
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 6
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 6
- NAQMVNRVTILPCV-UHFFFAOYSA-N hexane-1,6-diamine Chemical compound NCCCCCCN NAQMVNRVTILPCV-UHFFFAOYSA-N 0.000 description 6
- 229920001955 polyphenylene ether Polymers 0.000 description 6
- 239000000203 mixture Substances 0.000 description 5
- 230000000704 physical effect Effects 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000008188 pellet Substances 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 239000012298 atmosphere Substances 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- POULHZVOKOAJMA-UHFFFAOYSA-N dodecanoic acid Chemical compound CCCCCCCCCCCC(O)=O POULHZVOKOAJMA-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- QWVGKYWNOKOFNN-UHFFFAOYSA-N o-cresol Chemical compound CC1=CC=CC=C1O QWVGKYWNOKOFNN-UHFFFAOYSA-N 0.000 description 2
- 229920006122 polyamide resin Polymers 0.000 description 2
- 238000012643 polycondensation polymerization Methods 0.000 description 2
- 229920002959 polymer blend Polymers 0.000 description 2
- KIDHWZJUCRJVML-UHFFFAOYSA-N putrescine Chemical compound NCCCCN KIDHWZJUCRJVML-UHFFFAOYSA-N 0.000 description 2
- CXMXRPHRNRROMY-UHFFFAOYSA-N sebacic acid Chemical compound OC(=O)CCCCCCCCC(O)=O CXMXRPHRNRROMY-UHFFFAOYSA-N 0.000 description 2
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 2
- FKUJGZJNDUGCFU-UHFFFAOYSA-N 2,5-dimethylterephthalic acid Chemical compound CC1=CC(C(O)=O)=C(C)C=C1C(O)=O FKUJGZJNDUGCFU-UHFFFAOYSA-N 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 229920002292 Nylon 6 Polymers 0.000 description 1
- KDYFGRWQOYBRFD-UHFFFAOYSA-N Succinic acid Natural products OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 239000001361 adipic acid Substances 0.000 description 1
- 235000011037 adipic acid Nutrition 0.000 description 1
- 239000004760 aramid Substances 0.000 description 1
- 229920003235 aromatic polyamide Polymers 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000000071 blow moulding Methods 0.000 description 1
- KDYFGRWQOYBRFD-NUQCWPJISA-N butanedioic acid Chemical compound O[14C](=O)CC[14C](O)=O KDYFGRWQOYBRFD-NUQCWPJISA-N 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 125000001033 ether group Chemical group 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 229920000578 graft copolymer Polymers 0.000 description 1
- 239000012760 heat stabilizer Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 239000002667 nucleating agent Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 229920006012 semi-aromatic polyamide Polymers 0.000 description 1
Landscapes
- Compositions Of Macromolecular Compounds (AREA)
Abstract
Description
【発明の詳細な説明】
［産業上の利用分野］
本発明は、ポリエーテル系樹脂と半芳香族ポリアミド樹
脂からなるポリマーブレンド組成物から形成された自動
車アンダーフード部品に関するものであり、さらに詳し
くは機械的強度、成形性、さらには耐溶剤性に優れた高
耐熱性熱可塑性樹脂自動車アンダーフード部品に関する
。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to an automobile underhood component formed from a polymer blend composition consisting of a polyether resin and a semi-aromatic polyamide resin. This invention relates to highly heat-resistant thermoplastic resin automobile underhood parts with excellent mechanical strength, moldability, and solvent resistance.
［従来の技術］
コストダウンの観点から、従来金属であった部品を樹脂
化する動きが見られ、特にポリアミド樹脂は耐熱性、＃
油性に優れている為、自動車アンダーフード部品、例え
ばキャニスタ−、ラジェータータンク、シリンダーヘッ
ドカバー、ウォーターポンプ等に適用されている。しか
しながら、最近のエンジンの高性能化によるエンジンル
ーム内の温度り昇に伴ない、上記の材料では高温での剛
性低下が著しく、部品の変形、締め付はトルクの低下が
発生し、アンダーフード部品として充分満足できるもの
ではなかった。すなわち、ポリアミド樹脂が自動車アン
ダーフード部品の材料として使用されるには、熱面剛性
の改迎が最大の課題である。[Conventional technology] From the perspective of cost reduction, there is a movement to use resin for parts that were previously made of metal. In particular, polyamide resin has heat resistance, #
Because of its excellent oil resistance, it is used in automobile underhood parts such as canisters, radiator tanks, cylinder head covers, and water pumps. However, as the temperature inside the engine room increases due to the recent improvements in engine performance, the above-mentioned materials have a significant decrease in rigidity at high temperatures, deformation of parts, decrease in tightening torque, and underhood parts. It was not completely satisfactory. That is, in order for polyamide resin to be used as a material for automobile underhood parts, improving thermal surface rigidity is the biggest issue.
［発明が解決しようとする問題点］
本発明者等は、上記欠点を解決し、熱面剛性に優れ、か
つ成形性及び耐溶剤性に優れた自動車アンダーフード部
品を得るべく鋭意検討した結果、芳香族ポリエーテル系
樹脂と特定の芳香族ポリアミドからなる樹脂組成物が前
記目的を満足できることを見い出し本発明に到達した。[Problems to be Solved by the Invention] As a result of intensive studies by the present inventors in order to solve the above-mentioned drawbacks and obtain an automobile underhood part that has excellent thermal surface rigidity, moldability, and solvent resistance, the present inventors have found that: The present invention was achieved by discovering that a resin composition comprising an aromatic polyether resin and a specific aromatic polyamide can satisfy the above object.
［問題点を解決するだめの手段及び作用］本発明は芳香
族ポリエーテル系樹脂５〜９５重量％と、芳香族ジカル
ボン酸と脂肪族ジアミンから得られる主鎖中に芳香環を
含むポリアミド９５〜５爪量％とからなる熱可塑性樹脂
組成物から形成された自動車アンターフード部品に関す
る。[Means and effects for solving the problems] The present invention is a polyamide containing an aromatic ring in the main chain obtained from 5 to 95% by weight of an aromatic polyether resin, an aromatic dicarboxylic acid, and an aliphatic diamine. The present invention relates to an automobile underhood part formed from a thermoplastic resin composition comprising 5% by weight.
本発明の自動車アンダーフード部品は、高温雰囲気下で
の機械的性質に特に優れ、またポリアミドのもつすぐれ
た耐溶剤性が実質的に維持されるという大きな特徴を有
している。また射出成形によって容易に部品となり、部
品に層状の剥離現象も認められない利点も有している。The automobile underhood component of the present invention has the great feature that it has particularly excellent mechanical properties under high-temperature atmospheres, and that the excellent solvent resistance of polyamide is substantially maintained. It also has the advantage that it can be easily made into parts by injection molding, and no layer-like peeling phenomenon is observed in the parts.
本発明の自動車アンダーフード部品とは、キャニスタ−
、コネクター、ラジェータータンク、シリンダーへッド
カハー、ウォーターポンプ、ウォーターインレット、ウ
ォーターアウトレット、バキュームタンク、エアーサー
ジタンク等自動車エンジンルーム内に装若される自動車
部品を言う。The automobile underhood parts of the present invention include a canister
, connectors, radiator tanks, cylinder heads, water pumps, water inlets, water outlets, vacuum tanks, air surge tanks, etc., which are installed in the engine room of automobiles.
本発明の芳香族ポリエーテル系樹脂とは、一般式
を繰り返し単位とし、構成単位が（Ｉ）又はＣＩ）及び
（ＩＩ）！−，ら鷹る単独重合体あるいは共重合体、お
よび該重合体にスチレンなどをグラフト重合させたグラ
フト共重合体などを言う。The aromatic polyether resin of the present invention has the general formula as a repeating unit, and the structural units are (I) or CI) and (II)! This refers to homopolymers or copolymers of the same type of polymer, as well as graft copolymers obtained by graft polymerizing styrene or the like to these polymers.
ポリフェニレンエーテルの単独重合体の代表例としては
、ポリ（２，６−シメチルー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（２，６−シエチルー１．４−フ
ェニレン）エーテル、ポリ（２−エチル−６−ｎ−プロ
ピル−１，４−フェニレン）エーテル、ポリ（２，６−
ジ＝ｎ−プロピル−１，４−フェニレン）エーテル、ポ
リ（２〜メチル−６−ｎ−ブチル−１，４−フェニレン
）エーテル、ポリ（２−エチル−６−イツブロビルー１
，４−フェニレン）エーテル、ポリ（２−メチル−６−
クロル−１，４−フェニレン）エーテル、ポリ（２−メ
チル−６−ヒドロキシエチル−１，４−フェニレン）エ
ーテル、ポリ（２−メチル−６−クロロエチル−１，４
−フェニレン）エーテル等のホモポリマーが挙げられる
。Representative examples of homopolymers of polyphenylene ether include poly(2,6-dimethyl-1,4-phenylene) ether, poly(2-methyl-6-ethyl-1,4-phenylene) ether, and poly(2,6-dimethyl-1,4-phenylene) ether. -ethyl-1,4-phenylene) ether, poly(2-ethyl-6-n-propyl-1,4-phenylene) ether, poly(2,6-
di=n-propyl-1,4-phenylene) ether, poly(2-methyl-6-n-butyl-1,4-phenylene) ether, poly(2-ethyl-6-itubrobyl-1)
,4-phenylene)ether, poly(2-methyl-6-
Chlor-1,4-phenylene) ether, poly(2-methyl-6-hydroxyethyl-1,4-phenylene) ether, poly(2-methyl-6-chloroethyl-1,4)
-phenylene) ether and the like.
ポリフェニレンエーテル共重合体は、オルトクレゾール
又は一般式
で表わされる２、３．６−）リメチルフェノール等のア
ルキル置換フェノールと共重合して得られるポリフェニ
レンエーテル構造を主体としてなるポリフェニレンエー
テル共重合体を包含する。The polyphenylene ether copolymer is a polyphenylene ether copolymer mainly composed of a polyphenylene ether structure obtained by copolymerizing with an alkyl-substituted phenol such as orthocresol or 2,3,6-)limethylphenol represented by the general formula. include.
更に上記ポリフェニレンエーテルにスチレン単独または
スチレンと共重合可能な単量体をグラフト共重合させた
ものを用いても良い。Furthermore, styrene alone or a monomer copolymerizable with styrene may be graft copolymerized with the polyphenylene ether.
本発明に用いるポリアミドは、芳香族ジカルボン酸と脂
肪族ジアミンとの塩を縮重合して得られるポリアミドで
ある。ポリアミドを得るために用いられる芳香族ジカル
ボン酸としては、インフタル酸、テレフタル酸、２−メ
チルテレフタル酸、２．５−ジメチルテレフタル酸等が
単独、又は二種以上の組み合せで用いることができる。The polyamide used in the present invention is a polyamide obtained by condensation polymerization of a salt of an aromatic dicarboxylic acid and an aliphatic diamine. As the aromatic dicarboxylic acid used to obtain the polyamide, inphthalic acid, terephthalic acid, 2-methylterephthalic acid, 2,5-dimethylterephthalic acid, etc. can be used alone or in combination of two or more.
又、ｌコ的を損なわない範囲で、」−記ジカルボン酸に
加えて。In addition to the dicarboxylic acid listed above, within a range that does not impair the functionality.
コハク酸、アジピン酸、スペリン酸、セバシン酸、ドデ
カンニ酸等の脂肪族ジカルボン酸を併用して良い。又、
脂肪族ジアミンとしては、テトラメチレンジアミン、ヘ
キサメチレンジアミン、２．５−ジメチルへキサメチレ
ンジアミン、トリメチルへキサメチレンジアミン等が単
独又は、二種以上の組み合せで用いることができる。Aliphatic dicarboxylic acids such as succinic acid, adipic acid, speric acid, sebacic acid, and dodecanoic acid may be used in combination. or,
As the aliphatic diamine, tetramethylene diamine, hexamethylene diamine, 2,5-dimethylhexamethylene diamine, trimethylhexamethylene diamine, etc. can be used alone or in combination of two or more.
本発明のポリアミドとして、ざらに具体的には、テレフ
タル酸、イソフタル酸を用いた場合に、テレフタル酸及
びイソフタル酸量が、全型ツマー１モルに対して、０．
３〜０．５モルであり、テレフタル酸／イソフタル酸の
モル比は、４７６〜６／４の範囲であることが好ましい
０機械的特性、酎溶剤性において特に優れているのは、
この比が４．５１５．５〜５．５／４．５の範囲であり
、ジアミン成分としてヘキサメチレンジアミンを用いる
ことで得ることができる。又、テレフタル酸を用いた場
合にはジアミン成分として２，５−ジメチルへキサメチ
レンジアミンを用いて得られるポリアミドが特に好まし
い。More specifically, when terephthalic acid and isophthalic acid are used as the polyamide of the present invention, the amount of terephthalic acid and isophthalic acid is 0.5% per 1 mole of total type ZUMA.
3 to 0.5 mol, and the molar ratio of terephthalic acid/isophthalic acid is preferably in the range of 476 to 6/4. Particularly excellent in mechanical properties and solvent properties are:
This ratio is in the range of 4.515.5 to 5.5/4.5 and can be obtained by using hexamethylene diamine as the diamine component. Further, when terephthalic acid is used, a polyamide obtained using 2,5-dimethylhexamethylene diamine as the diamine component is particularly preferred.
又、本発明で用いるポリアミドは公知の方法で得られる
。例えば、当該ポリアミドの構成成分であるジカルボン
酸とジアミンとで塩を形成せしめ、加圧下に加熱し、縮
合重合させることにより製造することができる。Moreover, the polyamide used in the present invention can be obtained by a known method. For example, it can be produced by forming a salt with a dicarboxylic acid and a diamine that are constituent components of the polyamide, heating under pressure, and conducting condensation polymerization.
本発明の樹脂組成物における芳香族系ポリエーテル樹脂
とポリアミドとの配合割合は、芳香族ポリエーテル系樹
脂５〜９５重量％、ポリアミド９５〜５重量％である。The blending ratio of aromatic polyether resin and polyamide in the resin composition of the present invention is 5 to 95% by weight of aromatic polyether resin and 95 to 5% by weight of polyamide.
好ましくは芳香族ポリエーテル系樹脂２０〜８０重量％
、ポリアミド８０〜２０重量％である。芳香族ボリエす
デル系ｓｌ脂が５重量％より少ないと、高温時の機猟的
物性が不良となり、９５重量％を越えると成形加工が困
難となるばかりでなく、酎溶剤性が著しく低下する。Preferably aromatic polyether resin 20-80% by weight
, 80-20% by weight of polyamide. If the amount of aromatic BORI-based SL fat is less than 5% by weight, the mechanical properties at high temperatures will be poor, and if it exceeds 95% by weight, not only will molding become difficult, but the solvent properties of the liquor will decrease significantly. .
本発明の自動車アンダーフード部品を構成する樹脂組成
物は、通常の方法で得ることができる。The resin composition constituting the automobile underhood part of the present invention can be obtained by a conventional method.
例えば、芳香族ポリニーデル系樹脂とポリアミドとを常
用の二軸押出機等を用いて溶融混練することで得られる
。For example, it can be obtained by melt-kneading an aromatic polyneedle resin and polyamide using a commonly used twin-screw extruder or the like.
また、用途または目的に応じて、本発明を構成する樹脂
組成物に、さらに他の樹脂ポリマー、ガラス滋維、無機
鉱石粉末の様な強化材、着色剤、酸化劣化防止剤、熱安
定剤、紫外線吸収剤、滑剤、可塑剤、核剤等を添加配合
することができる。In addition, depending on the use or purpose, the resin composition constituting the present invention may further include other resin polymers, glass fibers, reinforcing materials such as inorganic ore powder, colorants, oxidative deterioration inhibitors, heat stabilizers, Ultraviolet absorbers, lubricants, plasticizers, nucleating agents, etc. can be added and blended.
なお、本発明による芳香族ポリエーテル系樹脂とポリア
ミドとからなるポリマーブレンド組成物から構成された
自動車アンダーフード部品は射出成形のみならず、押出
成形、ブロー成形、圧縮成形等によって成形することが
できる。Note that the automobile underhood part made of the polymer blend composition of the aromatic polyether resin and polyamide according to the present invention can be molded not only by injection molding but also by extrusion molding, blow molding, compression molding, etc. .
［実施例］
以下５実施例により本発明の詳細な説明するが、本発明
はこれにより限定されるものではない。[Examples] The present invention will be explained in detail using five examples below, but the present invention is not limited thereto.
各実施例における成形品物性の測定は次のようにして行
なった。The physical properties of the molded products in each example were measured as follows.
・曲げ物性
ＡＳＴＭ−Ｄ−７９０に従い、２３℃及び１５Ｑ’Ｃ！
での曲げ弾性率を測定した。- Bending physical properties According to ASTM-D-790, 23°C and 15Q'C!
The flexural modulus was measured at
・熱変形温度（ＨＯＴ）
ＡＳＴＭ−Ｄ−６４８に従い、高荷重１８．６Ｋｇ／ｃ
ａ７テ測定した。・Heat distortion temperature (HOT) High load 18.6Kg/c according to ASTM-D-648
A7 measurements were taken.
・耐溶剤性
試験片を２３°Ｃの四塩化炭素に１２０時間浸漬後取り
出し、乾燥後の試験片のクランク発生状態を肉１服で観
察した。- Solvent resistance test pieces were immersed in carbon tetrachloride at 23°C for 120 hours and then taken out, and the state of cracking in the dry test pieces was observed using a piece of meat.
・成形品の剥離状態
試験片破断面に接着テープを付着させた後テープを取り
はずすという方法で、剥離試験を行った後の状態を肉眼
にて観察した。- Peeling condition test of molded product The condition after performing a peeling test was visually observed by attaching an adhesive tape to the broken surface of the piece and then removing the tape.
参考例１
テレフタル酸３２．２ｋｇ、イソフタル酸３２．２ｋｇ
及びヘキサメチレンジアミン４５ｋｇ及び水１０９．４
ｋｇを予め加熱した反応器に供給し、１２０°Ｃで５時
間かけて造塩及び’ｅ１ｉｉを行なった。得られたｅ調
液を２３０°Ｃに保持したオートクレーブに供給し、加
圧下に３１０℃まで昇温した。３１０℃、 １８ｋｇ／
ｃｍ２で２峙間反応させた後降圧し、オートクレーブか
ら排出し冷却固化させてペレットを得た。得られたポリ
アミドの硫酸粘度ηｒ ＝１．７０であった。Reference example 1 Terephthalic acid 32.2kg, isophthalic acid 32.2kg
and hexamethylene diamine 45 kg and water 109.4 kg
kg was supplied to a preheated reactor, and salt formation and 'elii were carried out at 120°C for 5 hours. The obtained solution e was supplied to an autoclave maintained at 230°C, and the temperature was raised to 310°C under pressure. 310℃, 18kg/
After reacting at cm2 for two hours, the pressure was reduced, the autoclave was discharged, and the mixture was cooled and solidified to obtain pellets. The sulfuric acid viscosity ηr of the obtained polyamide was 1.70.
実施例１
参考例１のポリアミド３０重量部とηｓｐ／Ｃ（クロロ
ホルム溶液で測定）のポリ（２，６−シメチルフエニレ
ンー１．４−エーテル） ？ＯｆｆｉＭ部を予＃ｆＩ混
合し、二軸押出機を用いて２９０℃で溶融混練し、ベレ
ット化した。得られたペレットを射出成形機を用いて２
９０°Ｃの温度で試験片に成形し、物性を測定した。そ
の結果を第１表に示す。Example 1 30 parts by weight of the polyamide of Reference Example 1 and poly(2,6-dimethylphenylene-1,4-ether) with ηsp/C (measured in chloroform solution)? The OffiM portion was mixed in advance #fI, and melt-kneaded at 290° C. using a twin-screw extruder to form pellets. The obtained pellets were molded using an injection molding machine.
It was molded into a test piece at a temperature of 90°C and its physical properties were measured. The results are shown in Table 1.
比較例１
参考例１のポリアミドの代りに、ナイロン６を用いた以
外は実施例１と同様にして物性を測定した。その結果を
第１表に示す。Comparative Example 1 Physical properties were measured in the same manner as in Example 1 except that nylon 6 was used instead of the polyamide in Reference Example 1. The results are shown in Table 1.
比較例２
参考例１のポリアミドの代りに、ＭＸＯ−６ナイロン（
三菱瓦斯化学株式会社製、商品名「レニー」）を用いた
以外は実施例１と同様にして物性を測定した。その結果
を第１表に示す。Comparative Example 2 Instead of the polyamide of Reference Example 1, MXO-6 nylon (
The physical properties were measured in the same manner as in Example 1, except that a product (manufactured by Mitsubishi Gas Chemical Co., Ltd., trade name "Renny") was used. The results are shown in Table 1.
実施例２〜３．比較例３〜４
実施例１と同じポリアミドとポリフェニレンエーテルを
第２表に示す組成に配合し、実施例１と同様にして試験
片を得て、熱変形温度、１坩溶剤性及び剥離性を調へた
うその結果を第２表に示す。Examples 2-3. Comparative Examples 3 to 4 The same polyamide and polyphenylene ether as in Example 1 were blended into the composition shown in Table 2, test pieces were obtained in the same manner as in Example 1, and the heat distortion temperature, 1-crumb solvent property, and peelability were determined. The results of the test are shown in Table 2.
第１表
第２表
実施例４
実施例１で得られたペレットを射出成形機を用いて、金
型温度８０°Ｃ１樹脂温度２９０°Ｃでキャニスタ−構
成部品〔図１ （ａ）〜（ｄ）〕に成形した。本体内部
に活性炭を充填しキャニスタ−に組み立て、パイプライ
ンでガソリンタンク及びキャブレータ−と連結し、実用
耐久テストを実施した。Table 1 Table 2 Example 4 The pellets obtained in Example 1 were molded into canister components using an injection molding machine at a mold temperature of 80°C and a resin temperature of 290°C. )]. The inside of the main body was filled with activated carbon, assembled into a canister, connected to a gasoline tank and carburetor via a pipeline, and a practical durability test was conducted.
その結果、１２０°Ｃの温度雰囲気下においても、成形
品の変形を生じることなく、またストレスクラッキング
現象も認められず、優れた自動車部品であることがわか
った。As a result, even in a temperature atmosphere of 120°C, the molded product did not deform and no stress cracking phenomenon was observed, indicating that it was an excellent automotive part.
［発明の効果］
本発明の組成から成形された、成形品は特に高温雰囲気
下での剛性が少なく、耐溶剤性、成形性に優れ、このよ
うな特性が要求される自動車アンダーフード部品として
好適である。[Effects of the Invention] Molded products made from the composition of the present invention have low rigidity, especially in high-temperature atmospheres, and are excellent in solvent resistance and moldability, and are suitable as automobile underhood parts that require such characteristics. It is.
第１図（ａ）、 （ｂ）、 （ｃ）、 （ｄ）は本発明
の実施例において作成したキャニスタ−の構成部品を示
す。
第１ ば
手 続 補 正 書
昭和６１年９月 ２６日
特許庁長官 黒 １） 明 雄 殿
（１、！１￥件の表示
特願昭６１−１７７６９５号 （２
、発明の名称
自動車アンターフード部品
３、補正をする者
事件との関係・特許出願人
大阪府大阪市北区堂島浜１丁ｇ２番６号（００３）旭化
成工業株式会社
代表取締役社長 凹 古 真 臣
４、代理人
東京都千代田区有楽町１丁目４番１号
５、補正の対象
明細書の「発明の詳細な説明」の欄
６、補正の内容
（１）明細書第１１頁２行目の「ηｓｐ／Ｃ（クロロホ
ルム溶液で測定）」を「ηｓｐ／Ｃ＝ ０．６４ （ク
ロロホルム溶液で測定）」と訂正する。
：２）同書第１５頁１４行目の「雰囲気下での剛性が少
ケ＜」を「雰囲気下での剛性の低下が少なく」と訂正す
る。FIGS. 1(a), (b), (c), and (d) show the components of a canister produced in an embodiment of the present invention. No. 1 Proceedings Amendment September 26, 1986 Commissioner of the Patent Office Kuro 1) Mr. Akio
(1,! Display of 1 yen patent application No. 177695, 1983 (2
, Name of the invention: Automobile Underhood Parts 3, Relationship with the person making the amendment/Patent applicant: 1-g2-6 Dojimahama, Kita-ku, Osaka-shi, Osaka (003) Asahi Kasei Industries, Ltd. Representative Director and President Makoto Koko 4 , Agent, 1-4-1-5 Yurakucho, Chiyoda-ku, Tokyo, "Detailed Description of the Invention" column 6 of the specification subject to amendment, Contents of the amendment (1) "ηsp" on page 11, line 2 of the specification /C (measured with chloroform solution)” is corrected to “ηsp/C=0.64 (measured with chloroform solution)”. :2) In the same book, page 15, line 14, "The rigidity under the atmosphere is small <" is corrected to "The rigidity decrease under the atmosphere is small."
Claims (1)
香族ジカルボン酸と脂肪族ジアミンとから得られる主鎖
中に芳香環を含むポリアミド９５〜５重量％とからなる
熱可塑性樹脂組成物から形成された自動車アンダーフー
ド部品。(1) Thermoplastic resin composition consisting of 5 to 95% by weight of aromatic polyether resin and 95 to 5% by weight of polyamide containing an aromatic ring in the main chain obtained from aromatic dicarboxylic acid and aliphatic diamine. Automotive underhood parts formed from.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61177695A JPH0788467B2 (en) | 1986-07-30 | 1986-07-30 | Undercar parts for automobiles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61177695A JPH0788467B2 (en) | 1986-07-30 | 1986-07-30 | Undercar parts for automobiles |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6335651A true JPS6335651A (en) | 1988-02-16 |
| JPH0788467B2 JPH0788467B2 (en) | 1995-09-27 |
Family
ID=16035488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61177695A Expired - Fee Related JPH0788467B2 (en) | 1986-07-30 | 1986-07-30 | Undercar parts for automobiles |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0788467B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8936310B2 (en) | 2011-02-18 | 2015-01-20 | Nhk Spring Co., Ltd. | Headrest and vehicle seat provided with the same |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57200447A (en) * | 1981-06-03 | 1982-12-08 | Mitsubishi Petrochem Co Ltd | Polyphenylene ether resin composition |
| JPS5966452A (en) * | 1982-10-08 | 1984-04-14 | Unitika Ltd | Resin composition |
-
1986
- 1986-07-30 JP JP61177695A patent/JPH0788467B2/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57200447A (en) * | 1981-06-03 | 1982-12-08 | Mitsubishi Petrochem Co Ltd | Polyphenylene ether resin composition |
| JPS5966452A (en) * | 1982-10-08 | 1984-04-14 | Unitika Ltd | Resin composition |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8936310B2 (en) | 2011-02-18 | 2015-01-20 | Nhk Spring Co., Ltd. | Headrest and vehicle seat provided with the same |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0788467B2 (en) | 1995-09-27 |
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