JPS5834837A - Thermoplastic elastomer composition - Google Patents
Thermoplastic elastomer compositionInfo
- Publication number
- JPS5834837A JPS5834837A JP13313881A JP13313881A JPS5834837A JP S5834837 A JPS5834837 A JP S5834837A JP 13313881 A JP13313881 A JP 13313881A JP 13313881 A JP13313881 A JP 13313881A JP S5834837 A JPS5834837 A JP S5834837A
- Authority
- JP
- Japan
- Prior art keywords
- weight
- parts
- copolymer rubber
- olefin
- olefin copolymer
- 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.)
- Pending
Links
Landscapes
- Compositions Of Macromolecular Compounds (AREA)
Abstract
Description
【発明の詳細な説明】
本発明は熱可塑性エラストマー組成物に関するものであ
る。 更に詳しくは、成形品外観に優れ、かつ耐熱性、
低温衝撃等の機械的性質、及び塗装性等の表面物性に優
れたオレフィン系熱可塑性エラストマー組成物に関する
ものである。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to thermoplastic elastomer compositions. More specifically, the molded product has excellent appearance, heat resistance,
The present invention relates to an olefinic thermoplastic elastomer composition that has excellent mechanical properties such as low-temperature impact properties and surface properties such as paintability.
熱可塑性エラストマーは既に公知の材料であり、低硬度
軟質であるという性質と、従来の熱可塑性樹脂と同様の
押出、あるいは射出成形等の加工法により成形可能であ
るという特徴を生かして、近年、自動車、家電部品等を
中心に着実にその用途を拡大しつつある。Thermoplastic elastomers are already well-known materials, and have been developed in recent years by taking advantage of their low hardness and softness, and the fact that they can be molded using the same processing methods as conventional thermoplastic resins, such as extrusion or injection molding. Its uses are steadily expanding, mainly in automobiles, home appliance parts, etc.
なかでも、オレフィン系熱可塑性エラストマーは、前述
の性質に加え、低比重、耐熱性、優れた物性バランスを
有するという特徴か一１自動車の軽量化の動向と相まっ
て、特に自動車部品分野でその需要を伸ばしている。
そして、最近では、自動車バンパー類等の大型射出成形
分針にも適用されはじめている。In particular, olefinic thermoplastic elastomers have the above-mentioned properties, as well as low specific gravity, heat resistance, and an excellent balance of physical properties.Coupled with the trend toward lighter automobiles, demand is increasing, especially in the automobile parts field. It's stretching.
Recently, it has also begun to be applied to large injection molded minute hands such as automobile bumpers.
当然のことながら、自動車バンパー類のような大型機能
外装部品用の材料としては、従来にない様々な性質が要
求されるが、なかでも、成形品外観、耐熱性、低温衝撃
等の機械的性質、及び塗装性等が特に重要な性質となる
。Naturally, materials for large-scale functional exterior parts such as automobile bumpers are required to have a variety of properties that were not previously available, among them mechanical properties such as molded product appearance, heat resistance, and low-temperature impact. , paintability, etc. are particularly important properties.
従来、オレフィン系熱可塑性エラストマーとしては、オ
レフィン系共重合体ゴム、及びオレフィン系プラスチッ
クからなる組成物がよく知られているが、上記のような
要求性質に照らした場合、耐熱性、及び低温衝撃等の機
械的性質が劣り、適用は難しい。Conventionally, compositions made of olefin copolymer rubber and olefin plastic have been well known as olefin thermoplastic elastomers, but in light of the above-mentioned required properties, they have poor heat resistance and low-temperature impact properties. It has poor mechanical properties and is difficult to apply.
また、オレフィン系共重合体ゴムを有機過酸化物等で部
分的に架橋することも知られているが、そういった組成
物では、耐熱性、低温衝撃性等は、先に比べ若干改良さ
れるが、射出成形品の表面にフローマーク等が発生し外
観不良を招く。It is also known that olefin copolymer rubber can be partially crosslinked with organic peroxides, etc., but with such compositions, heat resistance, low-temperature impact resistance, etc. are slightly improved compared to the previous ones. , flow marks etc. occur on the surface of injection molded products, leading to poor appearance.
また塗装性も良好とは言い難い。Furthermore, it is difficult to say that the paintability is good.
かかる状況にあり、本発明者らは、鋭意緻密な研究を重
ねた結果、特定のオレフィン系共重合体ゴム、及びオレ
フィン系プラスチックからなる組成物を有機過酸化物、
及びビスマレイミド化合物の存在下で熱処理し、さらに
特定のオレフィン系プラスチックを均一配合してなる組
成物を用いることにより、上記欠点を改良し得る仁とを
見い出し、本発明に到達した。Under such circumstances, the inventors of the present invention have conducted extensive and detailed research, and as a result, the present inventors have developed a composition consisting of a specific olefin copolymer rubber and an olefin plastic using an organic peroxide,
The inventors have discovered that the above-mentioned drawbacks can be improved by using a composition that is heat-treated in the presence of a bismaleimide compound and further includes a specific olefin plastic, and has thus arrived at the present invention.
すなわち、本発明は、オレフィン系共重合体ゴム（６）
５０〜９０重量部、オレフィン系プラス−チック（ト）
１０〜５０重量部（（６）＋（ト）は１００重量部にな
るように選ぶ）および鉱物油系軟化剤０〜５０重量部と
からなる混合物を有機過酸化物、及びビスマレイミド化
合物の存在下で動的に熱処理し、次にオレフィン系共重
合体ゴム（６）の含量が２０〜４０重量％になるように
、咳被処理物に、オレフィン系プラスチック０を均一配
合せしめて得られることを特徴とする熱可塑性エラスト
マー組成物に関するものである。That is, the present invention provides olefin copolymer rubber (6)
50 to 90 parts by weight, olefin plastic (T)
A mixture consisting of 10 to 50 parts by weight ((6) + (g) is selected to be 100 parts by weight) and 0 to 50 parts by weight of a mineral oil softener in the presence of an organic peroxide and a bismaleimide compound. It can be obtained by dynamically heat-treating the cough-treated material and then homogeneously blending olefin plastic 0 into the cough treatment material so that the content of the olefin copolymer rubber (6) is 20 to 40% by weight. The present invention relates to a thermoplastic elastomer composition characterized by:
本発明の目的とするところは、成形品の外観が極めて優
れ、かつ、耐熱性、低温衝撃等の機械的性質、及び塗装
性等が極めて優れた、自動車バンパー類等の大型射出成
形品用材料を提供することにある。The object of the present invention is to provide a material for large injection molded products such as automobile bumpers, which has an extremely excellent appearance, and has extremely excellent mechanical properties such as heat resistance, low-temperature impact, and paintability. Our goal is to provide the following.
本発明におけるオレフィン系共重合体ゴムに）は、１０
０℃ムーニー粘度が１５〜９ｏであり、プロピレン含有
量が２０〜５５重量％、かつエチリデンノルボルネン含
有量が１〜１２重量％であるエチレン−プロピレン−エ
チリデンノルボルネン共重合体ゴムである仁とが必要で
ある。In the present invention, the olefin copolymer rubber) is 10
An ethylene-propylene-ethylidene norbornene copolymer rubber having a 0°C Mooney viscosity of 15 to 9o, a propylene content of 20 to 55% by weight, and an ethylidene norbornene content of 1 to 12% by weight is required. It is.
１００℃ムーニー粘度が１５未濶では機械的性質に劣り
、９０を超えた場合、流動性が劣るため射出成形品の外
観不良を招く。 好ましくは４０〜７５である。If the Mooney viscosity at 100° C. is less than 15, the mechanical properties will be poor, and if it exceeds 90, the fluidity will be poor, leading to poor appearance of the injection molded product. Preferably it is 40-75.
プロピレン含有量が２０重量％未満では、エチレン成分
が多くなることから、共重合体ゴムに結晶性があられれ
、その結果耐熱性が低下する。 ５５重量％を超えた場
合、有機過酸化物による分解反応が進みすぎるため、機
械め性質の低下、及び成形品の外観不良を招く。 好ま
しくは３０〜５０重量％の範囲にある。When the propylene content is less than 20% by weight, the ethylene component increases, causing crystallinity in the copolymer rubber, resulting in a decrease in heat resistance. If it exceeds 55% by weight, the decomposition reaction by the organic peroxide will proceed too much, leading to deterioration in mechanical properties and poor appearance of the molded product. Preferably it is in the range of 30 to 50% by weight.
エチリデンノルボルネン含有量が１重量％未満では、有
機過酸化物による架橋反応が充分に進まず、機械的性質
の向上につながらない。 １２重量％を超えると、架橋
反応を充分に制御するξとが困難になり、また経済的に
も有利ではない。 好ましくは３〜１０重量％である。If the ethylidene norbornene content is less than 1% by weight, the crosslinking reaction by the organic peroxide will not proceed sufficiently, and the mechanical properties will not improve. If it exceeds 12% by weight, it becomes difficult to sufficiently control the crosslinking reaction, and it is not economically advantageous. Preferably it is 3 to 10% by weight.
本発明におけるオレフィン系プラスチック（ト）は、メ
ルトインデックス（Ｊ Ｉ Ｓ−に−７２１０，２３０
℃）が６〜６０のアイソタクチックポリプロピレンもし
くはプロピレン−α−オレフィン共重合体であることが
必要である。The olefin plastic in the present invention has a melt index (JIS-7210,230).
It is necessary to use isotactic polypropylene or a propylene-α-olefin copolymer having a temperature (°C) of 6 to 60.
メルトインデックスが６未満では、流動性が低いため、
成形品の外観は不良となる。 ６０を超えた場合、機械
的性質の低下を招く、 好ましくは１０〜５０の範囲で
ある。If the melt index is less than 6, liquidity is low,
The appearance of the molded product becomes poor. If it exceeds 60, the mechanical properties will deteriorate, so it is preferably in the range of 10 to 50.
本発明におけるオレフィン系共重合体ゴムに）及びオレ
フィン系プラスチックのからなる混合物１００重量部中
のオレフィン系共重合体ゴムの割合は５０〜９０重量部
である。 ５０重量部未満では、有機過酸化物による架
橋反応が充分に進まず、機械的性質の向上につながらな
い。In the present invention, the proportion of the olefin copolymer rubber in 100 parts by weight of the mixture consisting of the olefin copolymer rubber) and the olefin plastic is 50 to 90 parts by weight. If the amount is less than 50 parts by weight, the crosslinking reaction by the organic peroxide will not proceed sufficiently, and mechanical properties will not be improved.
９０重量部を超えると、熱可塑的な性質が発現し難い。If it exceeds 90 parts by weight, thermoplastic properties will be difficult to develop.
本発明において、オレフィン系共重合体ゴム（ト）、及
びオレフィン系プラスチック＠からなる混合物１００．
を置部に対して、鉱物油系軟化剤をθ〜５０重量部配置
部しめることが出来る。In the present invention, a mixture 100 consisting of an olefin copolymer rubber and an olefin plastic @.
50 parts by weight of the mineral oil softener can be added to the area.
鉱物油系軟化剤を配合する場合、５重量部未満では流動
性向上への効果は少なく、５０重量部を超えた場合、成
形品表面にブリードしやすくなり好ましくない。When blending a mineral oil-based softener, if it is less than 5 parts by weight, it will have little effect on improving fluidity, and if it exceeds 50 parts by weight, it will tend to bleed onto the surface of the molded product, which is not preferred.
本発明で使用する有機過酸化物には、２，５ジメチル２
，５−ジ（ｔ−ブチルパーオキシ）ヘキサン、２，５ジ
メチル２，５−ジ（ｔ−ブチルパーオキシ）ヘキシン−
３，１，３−ビス（ｔ−ブチルパーオキシイソプロビル
）ベンゼン、１，１−ジ（ｔ−ブチルパーオキシ）３゜
５．５トリメチルシクロヘキサン、２，５ジメチル２，
５ジ（パーオキシベンゾイル）ヘキシン３、及びジクミ
ルパーオキシド等がある。Organic peroxides used in the present invention include 2,5 dimethyl 2
, 5-di(t-butylperoxy)hexane, 2,5dimethyl 2,5-di(t-butylperoxy)hexane-
3,1,3-bis(t-butylperoxyisopropyl)benzene, 1,1-di(t-butylperoxy)3゜5.5 trimethylcyclohexane, 2,5 dimethyl 2,
5 di(peroxybenzoyl)hexyne 3, and dicumyl peroxide.
有機過酸化物の添加割合はく８＋（ト）１００重量部に
対して０．０５〜１．０重量部の範囲で選ぶことが出来
る。 ０．０５重量部未満では架橋反応の効果は少なく
、１．０重量部を超えた場合、反応の制御が難しく、ま
た経済的にも有利ではない。The addition ratio of organic peroxide can be selected within the range of 0.05 to 1.0 parts by weight per 100 parts by weight of Foil 8+(g). If it is less than 0.05 parts by weight, the effect of the crosslinking reaction will be small, and if it exceeds 1.0 parts by weight, it will be difficult to control the reaction and it will not be economically advantageous.
本発明で使用するビスマレイミド化合的には、Ｎ、Ｎ゛
−ｍ−フェニレンビスマレイド、及ヒ）ルイレンビスマ
レイミド等がある。 Ｎ 、 Ｎ’ −ｍ−フェニレン
ビスマレイドは、市販の、例えばＩＩＩＶＡ−２（デュ
ポン社製）、ツクシノールＢＭ（住友化学社製）等を使
用することが出来る。 その添加割合は（ト）＋（ト）
１００重量部に対して０．０１〜２．０重量部の範囲で
選ぶことが出来る。 ０．０１重量部未満では効果は発
現し雛く、２重量部を超えることは経済的に有利ではな
い。 好ましくは０．０５〜１．０重量部である。Bismaleimide compounds used in the present invention include N, N-m-phenylene bismaleimide, and ylene bismaleimide. As N,N'-m-phenylene bismaleide, commercially available products such as IIIVA-2 (manufactured by DuPont) and Tsuxinol BM (manufactured by Sumitomo Chemical) can be used. The addition ratio is (g) + (g)
It can be selected in the range of 0.01 to 2.0 parts by weight per 100 parts by weight. If the amount is less than 0.01 parts by weight, the effect will not be exhibited, and if it exceeds 2 parts by weight, it is not economically advantageous. Preferably it is 0.05 to 1.0 parts by weight.
本発明におけるオレフィン系プラスチック０は、Ｊｋト
インｙ’ｔクスＣ；Ｉより Ｋ ７２１０．２３０
℃）が１０〜１００のアイソタクチックポリプロピレン
もしくはプロピレン−ｄ−オレフィン共重合体であるξ
とが必要である。The olefin plastic 0 in the present invention is from Jk Toin y't Cus C; I K 7210.230
ξ which is isotactic polypropylene or propylene-d-olefin copolymer having a temperature of 10 to 100 °C)
is necessary.
メルトインデックスが１０未満では流動性が低いため、
成形品の外観は不良となる。 １００を超えた場合機械
的性質の低下を招く。 好ましくは２０〜７０である。If the melt index is less than 10, the liquidity is low, so
The appearance of the molded product becomes poor. If it exceeds 100, the mechanical properties will deteriorate. Preferably it is 20-70.
オレフィン系プラスチック（ト）及び（ｑにおけるα−
オレフィンとはエチレン、１−ブテン、１−ペンテン、
４−メチル−１−ペンテン、１−オクテン等を指す。Olefinic plastic (g) and α- in (q)
Olefins include ethylene, 1-butene, 1-pentene,
Refers to 4-methyl-1-pentene, 1-octene, etc.
本発明による熱可塑性エラストマー組成物中のオレフィ
ン系共重合体ゴム（６）の割合は２０〜４０重量％であ
ることが必要である。 ２０重量％未満では軟質材料と
は言い難く、低温衝撃性も劣る。 ４０重量％を超え
ると流動性の低下を招き、成形品の外観不良をきたす、
好ましくは２５〜３５重量％である。It is necessary that the proportion of the olefin copolymer rubber (6) in the thermoplastic elastomer composition according to the present invention is 20 to 40% by weight. If it is less than 20% by weight, it cannot be called a soft material, and its low-temperature impact properties are also poor. If it exceeds 40% by weight, fluidity will decrease and the appearance of the molded product will be poor.
Preferably it is 25 to 35% by weight.
本発明を特徴づける有機過酸化物と併用する′ビスマレ
イミド化合−は、特に耐熱性、低温衝撃、及び塗装性に
効果を有するもので、本発明を構成するに不可欠のもの
である。The bismaleimide compound used in combination with the organic peroxide that characterizes the present invention is particularly effective in heat resistance, low-temperature impact, and paintability, and is essential to the present invention.
本発明において、動的に熱処理する方法としては、１４
０〜２８０“Ｃの温度範囲にて、ミキシングロールやバ
ンバリーミキサー１押出機、ニーグー、及び連続ミキサ
ー等公知の混線用機械にて溶融混練を施して行なうこと
が出来る。In the present invention, the dynamic heat treatment method includes 14
Melt kneading can be carried out in a temperature range of 0 to 280"C using a known mixing machine such as a mixing roll, a Banbury mixer 1 extruder, a Nigoo, or a continuous mixer.
この場合、窒素や炭酸ガス等の不活性ガス中で行なうこ
とがより望ましい。In this case, it is more desirable to carry out the reaction in an inert gas such as nitrogen or carbon dioxide.
オレフィン系プラスチック（ｑを均一配合せしめる方法
についても、上記と同様に公知の機器を使用して行なう
ことが出来る。The method for uniformly blending the olefin plastic (q) can also be carried out using known equipment in the same manner as described above.
本発明によるｉラストマー組成物中には、必要に応じて
カーボンブラック等の充填剤や、滑剤、顔料、安定剤、
紫外線吸収剤等の各種配合剤や変性成分を配合すること
が出来る。The i-lastomer composition according to the present invention may contain fillers such as carbon black, lubricants, pigments, stabilizers,
Various compounding agents such as ultraviolet absorbers and modifying components can be added.
本発明によるエラストマー組成物は特に大型射出成形分
野の材料として適しており、良好な外観、耐熱性、機械
的性質、及び塗装性等の特性を生かして、自動車バンパ
ー類のような大型機能外装品へ、その用途を拡げつつあ
る。The elastomer composition according to the present invention is particularly suitable as a material in the field of large-scale injection molding, and takes advantage of its properties such as good appearance, heat resistance, mechanical properties, and paintability, and is suitable for use in large-scale functional exterior products such as automobile bumpers. Its uses are expanding.
以下、本発明を実施例により、さらに詳しく説明するが
、本発明はこれら実施例に、何ら限定されるものではな
い。 なお実施例における組成物の外観、及び物性試験
は下記の方法によった。EXAMPLES Hereinafter, the present invention will be explained in more detail with reference to Examples, but the present invention is not limited to these Examples in any way. In addition, the appearance and physical property tests of the compositions in the examples were conducted according to the following methods.
（１）外 観
（ａ） フロマーク（目視 ５点評価法）劣←１，２
，３．４，５→優
（ｂ） オイルのブリード（目視 ５点評価法）劣←
１，２，３，４，５−４優
（２）耐熱性
片持梁試験片にて、１２０℃、１時間後の垂下量を測定
した。(1) Appearance (a) Flomark (visual 5-point evaluation method) Poor ← 1, 2
, 3.4, 5 → Excellent (b) Oil bleed (visual 5-point evaluation method) Poor ←
1, 2, 3, 4, 5-4 Excellent (2) The amount of droop after 1 hour at 120°C was measured using a heat-resistant cantilever test piece.
（３） 低温衝撃性
ＪＩＳ−に−７１１０に準拠して、−４０℃にて測定し
た。(3) Low-temperature impact property Measured at -40°C in accordance with JIS-7110.
（４）塗装性
成形品表面をクロロセン蒸気雰囲気中で３０秒間処理し
たのち、ウレタン系塗料を１５０μ厚みに塗装後、２３
℃、ＳＯ＊Ｖ囲気中で３日間状態調節を行なう。 その
後、塗膜の剥離強度を測定した。 ｘｏ００Ｆ／３以上
−○、５００〜１００ＯＰ／自−△、５００ｆ／ａｓ未
満−×にて評価した。(4) Paintability After treating the surface of the molded product for 30 seconds in a chlorocene vapor atmosphere, apply urethane paint to a thickness of 150 μm, and then
Conditioning is carried out for 3 days in a SO*V atmosphere at °C. Thereafter, the peel strength of the coating film was measured. It was evaluated as xo00F/3 or more - ○, 500 to 100 OP/as - Δ, and less than 500 f/as - x.
実施例１
１００℃ムーニー粘度６０、プロピレン含有量４５重量
％、エチリデンノルボルネン含有量５．２重量％のエチ
レン−プロピレン−エチリデンノルボルネン共重合体ゴ
ム（以下ＥＰＤＭと略す）７５重量部、メルトインデｙ
りＸ（ＪＩＳ−に−７２１０，２３０℃）３０のポリプ
ロピレン（以下ＰＰ−Ｉとあられす）２５重量部、１．
３−ビス（ｔ−ブチルパーオキシイソプロビル）ベンゼ
ン（以下ＰＯ−１と略す）０．３５重量部、及びｍ。Example 1 75 parts by weight of ethylene-propylene-ethylidene norbornene copolymer rubber (hereinafter abbreviated as EPDM) having a Mooney viscosity of 60 at 100°C, a propylene content of 45% by weight, and an ethylidene norbornene content of 5.2% by weight, melt ind.
25 parts by weight of polypropylene (hereinafter referred to as PP-I) of 1.
0.35 parts by weight of 3-bis(t-butylperoxyisopropyl)benzene (hereinafter abbreviated as PO-1), and m.
ｍｏ−フェニレンビスマレイミド（以下ＢＭと略す）０
．３重量部とをバンバリーミキサ−にて、窒素雰囲気中
１８０℃、１０分間溶融混練を行なった。 その後ナフ
テン系プロセスオイル（以下オイルと略す）３０重量部
添加し、５分間混線を継続した。 得られた組成物（以
下ｃｐ−１とあられす）５５重量部に対して、メルトイ
ンデックス４５のポリプロピレン（以下ＰＰ−１［とあ
られす）４５重量部を、バンバリーミキサ−にて、１８
０℃、５分間混線を行ない均一に配合せしめた。mo-phenylene bismaleimide (hereinafter abbreviated as BM) 0
．． 3 parts by weight were melt-kneaded in a Banbury mixer at 180° C. for 10 minutes in a nitrogen atmosphere. Thereafter, 30 parts by weight of naphthenic process oil (hereinafter abbreviated as oil) was added, and mixing was continued for 5 minutes. To 55 parts by weight of the obtained composition (hereinafter referred to as CP-1), 45 parts by weight of polypropylene with a melt index of 45 (hereinafter referred to as PP-1) was added to 18 parts by weight in a Banbury mixer.
Mixing was performed at 0° C. for 5 minutes to ensure uniform blending.
こうして得られたエラストマー組成物（以下ｃｐ−２と
あられす）を２００℃にて射出成形（住友重機械社製ネ
オマット射出成形機）を行ない、巾ＩＱＱ、Ｗ、長さ４
００Ｗ％厚さ３ＭＩの平板を得、供試した。The thus obtained elastomer composition (hereinafter referred to as cp-2) was injection molded at 200°C (Neomat injection molding machine manufactured by Sumitomo Heavy Industries, Ltd.), and the width IQQ, W, and length 4.
A flat plate with a thickness of 3 MI was obtained and tested.
試験結果を表１に示す。The test results are shown in Table 1.
実施例２
実施例１において、Ｃ’Ｐ−１６５重量部に対してＰＰ
−ｘ３５重量部を配合してＣＰ−２としたほかは、実施
例１と同様の方法にて実施した。Example 2 In Example 1, PP was added to C'P-165 parts by weight.
Example 1 was carried out in the same manner as in Example 1, except that 35 parts by weight of -x was added to prepare CP-2.
実施例３
実施例１において、ＣＰ−１４５重量部に対してＰＰ−
１５５重量部を配合してＣＰ−２としたほかは実施例１
と同様の方法にて実施した。Example 3 In Example 1, PP-145 parts by weight were
Example 1 except that 155 parts by weight was blended to make CP-2.
It was carried out in the same manner as.
比較例１
実施例１において、ＣＰ−１８０重量部に対して、ＰＰ
−１１２０重量部を配合してＣｐ−２としたほかは、実
施例１と同様の方法にて行ない、比較とした。Comparative Example 1 In Example 1, PP was added to CP-180 parts by weight.
A comparison was made in the same manner as in Example 1, except that -1120 parts by weight was blended to make Cp-2.
比較例２
比較例１において、ＣＰ−１２５重量部に対して、ＰＰ
−１ｒ７５重量部を配合してＣＰ−２としたほかは、比
較例１と同様の方法にて行なった。Comparative Example 2 In Comparative Example 1, PP was added to CP-125 parts by weight.
Comparative Example 1 was carried out in the same manner as in Comparative Example 1, except that 75 parts by weight of -1r was blended to obtain CP-2.
比較例３
実施例１において、ＢＭを添加しなかったほかは、実施
例１と同様の方法にて行ない比較とした。Comparative Example 3 A comparison was made in the same manner as in Example 1 except that BM was not added.
実施例１〜３、及び比較例１〜３の試験結果を表１に示
す。The test results of Examples 1 to 3 and Comparative Examples 1 to 3 are shown in Table 1.
実施例４
実施例１１２：＃いてＥＰＤＭを、１００’ＯＡ−二−
粘度８ ｖロピレン含有量４０重量％、エチリデンノル
ボルネン含有量６．６重量％のものを用いたほかは実施
例１と同様の方法にて実施した。Example 4 Example 112: EPDM with #100'OA-2-
The same method as in Example 1 was used except that a product having a viscosity of 8 v and a ropylene content of 40% by weight and an ethylidene norbornene content of 6.6% by weight was used.
実施例５
実施例４において、ＣＰ−１６５重量部に対してＰＰ−
１３５重量部を配合してＣＰ−２としたほかは、実施例
４と同様の方法にて実施した。Example 5 In Example 4, PP-165 parts by weight were
The same method as in Example 4 was carried out except that 135 parts by weight was blended to obtain CP-2.
実施例６
実施例４において、ＣＰ−１４５重量部に対して、ＰＰ
−ｍ５５重量部を配合してＣＰ−２としたほかは、実施
例４と同様の方法にて実施した。Example 6 In Example 4, PP-145 parts by weight
The same method as in Example 4 was carried out except that 55 parts by weight of -m was blended to prepare CP-2.
比較例４
実施例４において、ＣＰ−１８０重量部に対して、ＰＰ
−１［２０重量部を配合してＣＰ−２としたほかは、実
施例４と同様の方法にて行ない、比較した。Comparative Example 4 In Example 4, PP was added to CP-180 parts by weight.
Comparisons were made in the same manner as in Example 4, except that CP-2 was prepared by adding 20 parts by weight of CP-1.
比較例５
比較例４において、ＣＰ−１２５重量部に対して、ＰＰ
−Ｉ［７５重量部を配合してＣＰ−２としたほかは、比
較例４と同様の方法にて行なった。Comparative Example 5 In Comparative Example 4, PP was added to CP-125 parts by weight.
The same method as in Comparative Example 4 was carried out except that 75 parts by weight of -I was added to prepare CP-2.
比較例６
実施例４において、ＢＭを添加しなかつたほかは、実施
例４と同様の方法にて行ない比較とした。Comparative Example 6 A comparison was made in the same manner as in Example 4 except that BM was not added.
実施例４〜６、及び比較例４〜６の試験結果を表２に示
す。The test results of Examples 4 to 6 and Comparative Examples 4 to 6 are shown in Table 2.
表 ２
実施例７
実施例１において、ＰＰ−Ｉをメルトインデックス１５
のＰＰに、及びＰＰ−ｘをメルトインデックス６５のＰ
Ｐにかえたほかは実施例１と同様の方法にて実施した。Table 2 Example 7 In Example 1, PP-I had a melt index of 15.
of PP, and PP-x with a melt index of 65
The same method as in Example 1 was carried out except that P was used.
実施例８
実施例７において、ＰＯ−１を０．５重量部、ＢＭを０
．４重量部にかえたほかは、実施例７と同様の方法にて
実施した。Example 8 In Example 7, 0.5 parts by weight of PO-1 and 0 parts of BM
．． The same method as in Example 7 was carried out except that the amount was changed to 4 parts by weight.
実施例９
実施例７において、ＰＯ−１０，３５重量部を、２．５
ジメチル２，５−ジ（ｔ−ブチルパーオキシ）ヘキサン
（以下ＰＯ−２と略す）０．４重量部にかえたほかは実
施例７と同様の方法にて実施した。Example 9 In Example 7, 2.5 parts by weight of PO-10,35
The same method as in Example 7 was carried out except that 0.4 parts by weight of dimethyl 2,5-di(t-butylperoxy)hexane (hereinafter abbreviated as PO-2) was used.
実施例１０
実施例７において、オイルを１５重量部としたほかは実
施例７と同様の方法にて実施した。Example 10 The same method as in Example 7 was carried out except that the amount of oil was changed to 15 parts by weight.
実施例１１
実施例１０において、ＣＰ−１４５重量部に対してＰＰ
−１５５重量部を配合°してＣＰ−２としたほかは、実
施例１０と同様の方法にて実施した。Example 11 In Example 10, PP was added to CP-145 parts by weight.
Example 10 was carried out in the same manner as in Example 10, except that -155 parts by weight was blended to obtain CP-2.
実施例１２
実施例９において、ＣＰ−１６５重量部に対してＰＰ−
１１３５重量部としたほかは実施例９と同様の方法にて
実施した。Example 12 In Example 9, PP-165 parts by weight were
The same method as in Example 9 was carried out except that the amount was changed to 1135 parts by weight.
比較例７
実施例７において、ＣＰ−１８０重量部に対してＰＰ−
１１２０重量部を配合してＣＰ＝２としたほかは、実施
例７と同様の方法にて行ない比較した。Comparative Example 7 In Example 7, PP-180 parts by weight was
A comparison was made in the same manner as in Example 7, except that 1120 parts by weight was blended to give CP=2.
比較例８
実施例７においてＰＯ−１を添加しなかったほかは実施
例７と同様の方法にて行ない比較とした。Comparative Example 8 A comparison was made in the same manner as in Example 7 except that PO-1 was not added.
比較例９
実施例９においてＢＭを添加しなかったほかは実施例９
と同様の方法にて行ない比較とした。Comparative Example 9 Example 9 except that BM was not added in Example 9
A comparison was made using the same method.
比較例１０
実施例７においてオイルを６０重量部とし、ＣＰ−１６
５重量部に対してＰＰ−１３５重量部を配合してＣＰ−
２としたほかは、実施例７と同様の方法にて行ない、比
較とした。Comparative Example 10 In Example 7, the oil was changed to 60 parts by weight, and CP-16
By blending 135 parts by weight of PP-1 with 5 parts by weight of CP-
Example 7 was carried out in the same manner as in Example 7, except that Example 2 was used for comparison.
比較例１１
実施例１１において、ＣＰ−１７５重量部に対してＰＰ
−１２５重量部としたほかは実施例１１と同様の方法に
て行ない比較とした。Comparative Example 11 In Example 11, PP was added to CP-175 parts by weight.
A comparison was made in the same manner as in Example 11 except that -125 parts by weight was used.
比較例１２
実施例１２において、ＣＰ−１２５重量部に対してＰＰ
−１［７５重量部を配合してＣＰ−２としたほかは実施
例１２と同様の方法にて行ない比較とした。Comparative Example 12 In Example 12, PP was added to CP-125 parts by weight.
Comparison was carried out in the same manner as in Example 12, except that 75 parts by weight of CP-1 was added to prepare CP-2.
実施例７〜１２、及び比較例７〜１２の試験結果を表３
に示す。Table 3 shows the test results of Examples 7 to 12 and Comparative Examples 7 to 12.
Shown below.
Claims (6)
重量部、オレフィン系プラスチック＠１０〜５０重量部
、（（ト）＋■）は１００重量部になる誹りに選ぶ）お
よび鉱物油系軟化剤０〜５０重量部とからなる混合物を
有機過酸化物及びビスマレイミド化合物の存在下で動的
に熱処理し、次にオレフィン系共重合体ゴム（６）の含
量が２０〜４０重量％になるように、該被処理物にオレ
フィン系プラスチック（ｑを均一配合せしめて得られる
ことを特徴とする熱可塑性エラストマー組成物。(1) Olefin copolymer rubber (A) 50-90
Parts by weight, olefinic plastic @ 10 to 50 parts by weight, ((g)+■) selected to be 100 parts by weight) and mineral oil softener 0 to 50 parts by weight are mixed with organic peroxide. and a bismaleimide compound, and then the olefin copolymer rubber (6) is uniformly coated with olefin plastic (q) so that the content of the olefin copolymer rubber (6) is 20 to 40% by weight. 1. A thermoplastic elastomer composition obtained by blending.
−プロピレン−エチリデンノルボルネン共重合体ゴムで
ある特許請求の範囲第１項記載の組成物。(2) The composition according to claim 1, wherein the olefin copolymer rubber (g) is an ethylene-propylene-ethylidene norbornene copolymer rubber.
００°Ｃムーニー粘度（ＭＬ、＋４１００°Ｃ）が１５
〜９０であり、プロピレン含有量が２０〜５５重量％、
かつエチリデンノルボルネン含有量が１〜１２重量％で
あるエチレン−プロピレン−エチリデンノルボルネン共
重合体コムである特許請求の範囲第１項もしくは第２項
記載の組成物。(3) Olefin copolymer rubber (6) is part 1
00°C Mooney viscosity (ML, +4100°C) is 15
~90, and the propylene content is 20 to 55% by weight,
The composition according to claim 1 or 2, which is an ethylene-propylene-ethylidene norbornene copolymer comb having an ethylidene norbornene content of 1 to 12% by weight.
デックス（Ｊ工８−に−７２１０，２３０”Ｃ）が６〜
６０のアイソタクチックポリプロピレンもしくは、プロ
ピレン−σ−オレフィン共重合体である特許請求の範囲
第１項記載の組成物。(4) The olefin plastic ■ has a melt index (-7210,230"C) of 6 or more.
60 isotactic polypropylene or a propylene-σ-olefin copolymer.
デックス１０〜１００のアイソタクチックポリプロピレ
ンもしくはプロピレン−α−オレフィン共重合体である
特許請求の範囲第１項記載の組成物。(5) The composition according to claim 1, wherein the olefin plastic 0 is an isotactic polypropylene or a propylene-α-olefin copolymer having a melt index of 10 to 100.
−フェニレンビスマレイミドである特許請求の範囲第
１項記載の組成物。(6) Bismaleide compound force lj, N' -m
- The composition according to claim 1, which is phenylene bismaleimide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13313881A JPS5834837A (en) | 1981-08-24 | 1981-08-24 | Thermoplastic elastomer composition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13313881A JPS5834837A (en) | 1981-08-24 | 1981-08-24 | Thermoplastic elastomer composition |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5834837A true JPS5834837A (en) | 1983-03-01 |
Family
ID=15097643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13313881A Pending JPS5834837A (en) | 1981-08-24 | 1981-08-24 | Thermoplastic elastomer composition |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5834837A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63110228A (en) * | 1986-10-28 | 1988-05-14 | Sumitomo Chem Co Ltd | Thermoplastic elastomer composition and production thereof |
| EP0324278A2 (en) * | 1987-12-28 | 1989-07-19 | Nippon Petrochemicals Company, Limited | Process for preparing thermoplastic resin composition |
| EP0405935A2 (en) * | 1989-06-27 | 1991-01-02 | Nippon Petrochemicals Company, Limited | Process for the preparation of a partially crosslinked thermoplastic resin composition |
| US5118753A (en) * | 1987-07-08 | 1992-06-02 | Sumitomo Chemical Company, Limited | Olefinic thermoplastic elastomer composition |
| JPH05295180A (en) * | 1992-06-15 | 1993-11-09 | Mitsui Petrochem Ind Ltd | Thermoplastic elastomer composition excellent in surface gloss and fusion bondability in injection molding |
| EP0574796A2 (en) * | 1992-06-17 | 1993-12-22 | BASF Aktiengesellschaft | Partially cured polymer composition of propylene polymers and bismaleinimides |
| US5296552A (en) * | 1991-02-27 | 1994-03-22 | Sumitomo Chemical Company, Limited | Adhesive resin composition |
| US5362808A (en) * | 1992-06-17 | 1994-11-08 | Basf Aktiengesellschaft | Bismaleimide-crosslinked, flexible polyolefin blends |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53145857A (en) * | 1977-05-26 | 1978-12-19 | Mitsui Petrochem Ind Ltd | Preparation of thermoplastic elastomer composition |
-
1981
- 1981-08-24 JP JP13313881A patent/JPS5834837A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53145857A (en) * | 1977-05-26 | 1978-12-19 | Mitsui Petrochem Ind Ltd | Preparation of thermoplastic elastomer composition |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63110228A (en) * | 1986-10-28 | 1988-05-14 | Sumitomo Chem Co Ltd | Thermoplastic elastomer composition and production thereof |
| EP0269265A2 (en) * | 1986-10-28 | 1988-06-01 | Sumitomo Chemical Company, Limited | Thermoplastic elastomer composition and process for producing same |
| US4902738A (en) * | 1986-10-28 | 1990-02-20 | Sumitomo Chemical Company Limited | Thermoplastic elastomer composition and process for producing same |
| JPH0556780B2 (en) * | 1986-10-28 | 1993-08-20 | Sumitomo Chemical Co | |
| US5118753A (en) * | 1987-07-08 | 1992-06-02 | Sumitomo Chemical Company, Limited | Olefinic thermoplastic elastomer composition |
| EP0324278A2 (en) * | 1987-12-28 | 1989-07-19 | Nippon Petrochemicals Company, Limited | Process for preparing thermoplastic resin composition |
| EP0405935A2 (en) * | 1989-06-27 | 1991-01-02 | Nippon Petrochemicals Company, Limited | Process for the preparation of a partially crosslinked thermoplastic resin composition |
| US5296552A (en) * | 1991-02-27 | 1994-03-22 | Sumitomo Chemical Company, Limited | Adhesive resin composition |
| JPH05295180A (en) * | 1992-06-15 | 1993-11-09 | Mitsui Petrochem Ind Ltd | Thermoplastic elastomer composition excellent in surface gloss and fusion bondability in injection molding |
| EP0574796A2 (en) * | 1992-06-17 | 1993-12-22 | BASF Aktiengesellschaft | Partially cured polymer composition of propylene polymers and bismaleinimides |
| EP0574796A3 (en) * | 1992-06-17 | 1994-11-02 | Basf Ag | Partially cured polymer composition of propylene polymers and bismaleinimides. |
| US5362808A (en) * | 1992-06-17 | 1994-11-08 | Basf Aktiengesellschaft | Bismaleimide-crosslinked, flexible polyolefin blends |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP2803311B2 (en) | Thermoplastic elastomer composition | |
| JPH0730217B2 (en) | Thermoplastic elastomer composition | |
| JP2658222B2 (en) | Thermoplastic elastomer composition and method for producing the same | |
| JP2570358B2 (en) | Thermoplastic elastomer composition | |
| US4108947A (en) | Thermoplastic elastomer composition | |
| US3641215A (en) | Co-curable composition using peroxides and maleimides as crosslinking agents | |
| JPS62201952A (en) | Production of thermoplastic elastomer composition | |
| JPS63110228A (en) | Thermoplastic elastomer composition and production thereof | |
| JPS5834837A (en) | Thermoplastic elastomer composition | |
| JPS62201950A (en) | Thermoplastic elastomer composition | |
| JP2876031B2 (en) | Surface treatment method of thermoplastic elastomer molded article and coating method thereof | |
| JPS6136347A (en) | Polymeric composition | |
| JPH04114045A (en) | Thermoplastic elastomer molding | |
| JPH01103639A (en) | Olefinic thermoplastic elastomer composition | |
| JP3155304B2 (en) | Thermoplastic elastomer composition | |
| JPS5849736A (en) | Polyolefin composition | |
| JP2985622B2 (en) | Thermoplastic elastomer composition for calender molding | |
| KR20190074775A (en) | Olefinic Elastomer Composition And Molded Articles Comprising Thereof | |
| JP3254806B2 (en) | Method for producing thermoplastic elastomer composition | |
| JPH0995577A (en) | Thermoplastic olefin elastomer composition excellent in oil resistance | |
| JPH0564660B2 (en) | ||
| JPS6264848A (en) | Propylene homopolymer composition | |
| JPS6339945A (en) | Propylene polymer composition | |
| JPS63128045A (en) | Propylene polymer composition | |
| JPS6197344A (en) | Resin composition for fascia |