JPH0812865A - Pbt resin molding material - Google Patents
Pbt resin molding materialInfo
- Publication number
- JPH0812865A JPH0812865A JP28681094A JP28681094A JPH0812865A JP H0812865 A JPH0812865 A JP H0812865A JP 28681094 A JP28681094 A JP 28681094A JP 28681094 A JP28681094 A JP 28681094A JP H0812865 A JPH0812865 A JP H0812865A
- Authority
- JP
- Japan
- Prior art keywords
- pbt resin
- molding material
- resin molding
- pbt
- modified polyolefin
- 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
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、例えば、電気・電子部
品、自動車部品等に使用されるＰＢＴ樹脂成形材料に関
するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a PBT resin molding material used for, for example, electric / electronic parts, automobile parts and the like.
【０００２】[0002]
【従来の技術】ＰＢＴ樹脂は、ポリブチレンテレフタレ
ート樹脂であり、このプラスチックは、エステル基を分
子内に持つ芳香族ポリエステルの一種で、結晶性熱可塑
性エンジニアリングプラスチックである。ＰＢＴ樹脂成
形材料は、耐熱性、耐薬品性、電気特性、機械的特性等
の物性バランスが優れており、成形性が非常に良好であ
るため、電気・電子部品、自動車部品等の素材として広
く利用されている。2. Description of the Related Art PBT resin is a polybutylene terephthalate resin, and this plastic is a kind of aromatic polyester having an ester group in the molecule and is a crystalline thermoplastic engineering plastic. PBT resin molding material has a good balance of physical properties such as heat resistance, chemical resistance, electrical characteristics, and mechanical characteristics, and has extremely good moldability, so it is widely used as a material for electric / electronic parts, automobile parts, etc. It's being used.
【０００３】ＰＢＴ樹脂成形材料は、結晶性樹脂である
ため、ガラス繊維で強化すると、機械的強さ、剛性及び
荷重たわみ温度等が飛躍的に向上する。また、難燃化
が、容易で、優れた難燃グレードが、供給されている。
ところが、ガラス繊維強化のＰＢＴ樹脂成形材料は、衝
撃強度及び耐トラッキング性が悪いという欠点があっ
た。Since the PBT resin molding material is a crystalline resin, when it is reinforced with glass fiber, mechanical strength, rigidity, deflection temperature under load, etc. are dramatically improved. In addition, flame retardation is easy, and an excellent flame retardant grade is supplied.
However, the glass fiber reinforced PBT resin molding material has a drawback that impact strength and tracking resistance are poor.
【０００４】[0004]
【発明が解決しようとする課題】本発明は上記の欠点を
解消するためになされたもので、その目的とするところ
は、耐熱性を維持しながら、衝撃強度及び耐トラッキン
グ性に優れたガラス繊維強化のＰＢＴ樹脂成形材料を提
供することにある。SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned drawbacks, and an object of the present invention is to maintain a heat resistance and a glass fiber excellent in impact strength and tracking resistance. It is to provide a reinforced PBT resin molding material.
【０００５】[0005]
【課題を解決するための手段】本発明の請求項１に係る
ＰＢＴ樹脂成形材料は、ＰＢＴ樹脂及び、シラノール
基、カルボキシル基又はエポキシ基を有する変性ポリオ
レフィン及びガラス繊維を含有したことを特徴とする。A PBT resin molding material according to claim 1 of the present invention is characterized by containing a PBT resin, a modified polyolefin having a silanol group, a carboxyl group or an epoxy group, and a glass fiber. .
【０００６】本発明の請求項２に係るＰＢＴ樹脂成形材
料は、ＰＢＴ樹脂１００重量部に対して変性ポリオレフ
ィン５〜１００重量部を含有したことを特徴とする。The PBT resin molding material according to claim 2 of the present invention is characterized in that it contains 5 to 100 parts by weight of the modified polyolefin with respect to 100 parts by weight of the PBT resin.
【０００７】本発明の請求項３に係るＰＢＴ樹脂成形材
料は、上記変性ポリオレフィンがシラノール基を有する
変性ポリプロピレンであることを特徴とする。The PBT resin molding material according to claim 3 of the present invention is characterized in that the modified polyolefin is a modified polypropylene having a silanol group.
【０００８】本発明の請求項４に係るＰＢＴ樹脂成形材
料は、相溶化剤をＰＢＴ樹脂成形材料の全量に対して１
〜１０重量％含有したことを特徴とする。In the PBT resin molding material according to the fourth aspect of the present invention, the compatibilizing agent is 1 relative to the total amount of the PBT resin molding material.
It is characterized by containing 10 to 10% by weight.
【０００９】本発明の請求項５に係るＰＢＴ樹脂成形材
料は、上記相溶化剤が無水マレイン酸変性低分子ポリプ
ロピレンであることを特徴とする。The PBT resin molding material according to a fifth aspect of the present invention is characterized in that the compatibilizing agent is maleic anhydride-modified low-molecular polypropylene.
【００１０】本発明の請求項６に係るＰＢＴ樹脂成形材
料は、難燃剤をも含有したことを特徴とする。The PBT resin molding material according to claim 6 of the present invention is characterized in that it also contains a flame retardant.
【００１１】本発明の請求項７に係るＰＢＴ樹脂成形材
料は、上記難燃剤が三酸化アンチモン及びテトラブロム
ビスフェノールＡタイプエポキシ樹脂であることを特徴
とする。The PBT resin molding material according to claim 7 of the present invention is characterized in that the flame retardant is antimony trioxide and tetrabromobisphenol A type epoxy resin.
【００１２】本発明の請求項８に係るＰＢＴ樹脂成形材
料は、上記難燃剤が三酸化アンチモン及び臭素化トリア
ジン化合物であることを特徴とする。The PBT resin molding material according to claim 8 of the present invention is characterized in that the flame retardant is an antimony trioxide and a brominated triazine compound.
【００１３】以下、本発明を詳述する。本発明に用いる
ポリブチレンテレフタレート樹脂（以下ＰＢＴ樹脂と記
す）は、テレフタル酸（ＴＰＡ）、あるいは、テレフタ
ル酸ジメチル（ＤＭＴ）と１，４−ブチレングリコール
（１，４−ＢＧ）とから製造される。The present invention will be described in detail below. The polybutylene terephthalate resin (hereinafter referred to as PBT resin) used in the present invention is produced from terephthalic acid (TPA) or dimethyl terephthalate (DMT) and 1,4-butylene glycol (1,4-BG). .
【００１４】ＰＢＴ樹脂成形材料は、原材料として、Ｐ
ＢＴ樹脂に、ワックス等の離型剤、必要に応じてタル
ク、マイカ等の充填剤、機械的強さ、剛性及び荷重たわ
み温度等を上げるため、ガラス繊維等の補強材等を添加
して使用する。PBT resin molding material is
Release agent such as wax, filler such as talc and mica, if necessary, and reinforcing material such as glass fiber are added to BT resin to increase mechanical strength, rigidity and deflection temperature under load. To do.
【００１５】ＰＢＴ樹脂成形材料は、上記原材料を二軸
押出機等により、シリンダー温度２４０〜２６０℃程度
で混練押出を行い、紐状のストランドにして、冷却後、
ペレタイザーでペレットにすることにより、得られる。
ところが、ガラス繊維強化のＰＢＴ樹脂成形材料は、耐
トラッキング性が悪い。そこで、ガラス繊維強化のＰＢ
Ｔ樹脂成形材料の耐トラッキング性を向上させるため
に、シラノール基、カルボキシル基又はエポキシ基を有
する変性ＰＰ（ポリプロピレン）等の反応性官能基を有
する変性ポリオレフィンとＰＢＴ樹脂とのポリマーアロ
イを行う。ＰＢＴ樹脂１００重量部に対してこの変性ポ
リオレフィン５〜１００重量部を含有してポリマーアロ
イを行う。これにより、ＤＩＮ ＫＡ法（ＤＩＮ５３４
８０）に基づく耐トラッキング性は、従来のガラス繊維
強化のＰＢＴ樹脂成形材料が２〜１０滴であるのに対し
て変性ポリオレフィンとＰＢＴ樹脂とのポリマーアロイ
品では、１０１滴以上となり著しく、耐トラッキング性
が改善される。For the PBT resin molding material, the above raw materials are kneaded and extruded by a twin-screw extruder or the like at a cylinder temperature of about 240 to 260 ° C. to form a string-like strand, and after cooling,
Obtained by pelletizing with a pelletizer.
However, the glass fiber reinforced PBT resin molding material has poor tracking resistance. Therefore, glass fiber reinforced PB
In order to improve the tracking resistance of the T resin molding material, a polymer alloy of a modified polyolefin having a reactive functional group such as a modified PP (polypropylene) having a silanol group, a carboxyl group or an epoxy group and a PBT resin is performed. Polymer alloying is carried out by adding 5 to 100 parts by weight of the modified polyolefin to 100 parts by weight of PBT resin. As a result, the DIN KA method (DIN 534
The tracking resistance based on 80) is 2 to 10 drops in the conventional glass fiber reinforced PBT resin molding material, whereas it is 101 drops or more in the polymer alloy product of the modified polyolefin and the PBT resin, which is remarkable. Sex is improved.
【００１６】また、アイゾット衝撃強さ（ノッチ付き）
（ＡＳＴＭ Ｄ２５６）についても従来のガラス繊維強
化のＰＢＴ樹脂成形材料が６〜７ｋｇｆ・ｃｍ／ｃｍで
あるのに対して変性ポリオレフィンとＰＢＴ樹脂とのポ
リマーアロイ品では、８〜１０ｋｇｆ・ｃｍ／ｃｍとな
り、アイゾット衝撃強さが改善される。Izod impact strength (notched)
Regarding (ASTM D256), the conventional glass fiber reinforced PBT resin molding material has a viscosity of 6 to 7 kgf · cm / cm, whereas the polymer alloy product of the modified polyolefin and PBT resin has a viscosity of 8 to 10 kgf · cm / cm. , Izod impact strength is improved.
【００１７】なお、ＰＢＴ樹脂１００重量部に対して変
性ポリオレフィン１０〜３０重量部を含有してポリマー
アロイを行うのがさらに好ましい。その理由は、耐熱性
と機械特性と耐トラッキング性とのバランスが良いから
である。It is more preferable that the polymer alloy is prepared by adding 10 to 30 parts by weight of modified polyolefin to 100 parts by weight of PBT resin. The reason is that there is a good balance between heat resistance, mechanical properties and tracking resistance.
【００１８】さらに、無水マレイン酸変性低分子ポリプ
ロピレン等の相溶化剤をＰＢＴ樹脂成形材料の全量に対
して１〜１０重量％含有することにより、従来のガラス
繊維強化のＰＢＴ樹脂成形材料が６〜７ｋｇｆ・ｃｍ／
ｃｍであるのに対して変性ポリオレフィンとＰＢＴ樹脂
とのポリマーアロイ品では、１２ｋｇｆ・ｃｍ／ｃｍ程
度となり、アイゾット衝撃強さがさらに改善される。Furthermore, by containing a compatibilizing agent such as maleic anhydride-modified low molecular weight polypropylene in an amount of 1 to 10% by weight based on the total amount of the PBT resin molding material, the conventional glass fiber reinforced PBT resin molding material is 6 7 kgf · cm /
Whereas in the case of the polymer alloy product of modified polyolefin and PBT resin, it is about 12 kgf · cm / cm, and the Izod impact strength is further improved.
【００１９】また、難燃性を付与するため、三酸化アン
チモンとテトラブロムビスフェノールＡタイプエポキシ
とを併用した難燃剤、又は三酸化アンチモンと、例え
ば、下記の一般式で表される臭素化トリアジン化合物
とを併用した難燃剤を、ＰＢＴ樹脂成形材料の原材料と
して添加して使用する。Further, in order to impart flame retardancy, a flame retardant which is a combination of antimony trioxide and tetrabromobisphenol A type epoxy, or antimony trioxide and, for example, a brominated triazine compound represented by the following general formula: A flame retardant which is used in combination with and is used as a raw material of a PBT resin molding material.
【００２０】[0020]
【化１】 Embedded image
【００２１】[0021]
【実施例】以下、本発明を実施例によって具体的に説明
する。EXAMPLES The present invention will be specifically described below with reference to examples.
【００２２】ＰＢＴ樹脂と、変性ＰＰと、ガラス繊維
と、相溶化剤と、難燃剤とを表１に示した配合でＰＢＴ
樹脂成形材料の原材料とした。ここで、変性ＰＰとして
は、シラノール基変性ＰＰ（宇部興産〔株〕製）、相溶
化剤として、無水マレイン酸変性低分子ＰＰ（三洋化成
工業〔株〕商品名：ユーメックス１００１）、難燃剤と
して、実施例３及び比較例３については、三酸化アンチ
モンとテトラブロムビスフェノールＡタイプエポキシ樹
脂とを１対１の重量部で使用した難燃剤１を用い、ＰＢ
Ｔ樹脂成形材料の全量に対して難燃剤１を１５重量％含
有するようにし、実施例５については、三酸化アンチモ
ンと臭素化トリアジン化合物（第一工業製薬〔株〕商品
名：ピロガードＳＲ−２４５）とを１対２の重量部で使
用した難燃剤２を用い、ＰＢＴ樹脂成形材料の全量に対
して難燃剤２を２０重量％含有するようにした。PBT resin, modified PP, glass fiber, compatibilizer, and flame retardant were used in the composition shown in Table 1 to prepare PBT.
Used as the raw material for resin molding materials. Here, as the modified PP, silanol group-modified PP (manufactured by Ube Industries Ltd.), as a compatibilizer, maleic anhydride modified low-molecular PP (Sanyo Kasei Co., Ltd., trade name: Umex 1001), as a flame retardant For Example 3 and Comparative Example 3, flame retardant 1 containing antimony trioxide and tetrabromobisphenol A type epoxy resin in a weight ratio of 1: 1 was used.
The flame retardant 1 was contained in an amount of 15% by weight based on the total amount of the T resin molding material, and in Example 5, antimony trioxide and a brominated triazine compound (Daiichi Kogyo Seiyaku Co., Ltd., trade name: Pyroguard SR-245) were used. The flame retardant 2 was used in an amount of 1 to 2 by weight, and 20 wt% of the flame retardant 2 was contained with respect to the total amount of the PBT resin molding material.
【００２３】ガラス繊維は、繊維長３ｍｍのガラス繊維
用いた。ＰＢＴ樹脂成形材料は、表１に示した配合でガ
ラス繊維を除きコーンブレンダーを用いて１０分間混合
した後、上記原材料を二軸押出機に供給し、ガラス繊維
は、ＰＢＴ樹脂成形材料の全量に対して２０重量％にな
るようにサイドフィードにより供給し、シリンダー温度
２４０〜２６０℃で混練押出を行い、紐状のストランド
にして、冷却後、ペレタイザーでペレットにすることに
より、ＰＢＴ樹脂成形材料を得た。As the glass fiber, a glass fiber having a fiber length of 3 mm was used. The PBT resin molding material was prepared by removing the glass fibers in the composition shown in Table 1 and mixing them for 10 minutes using a corn blender. Then, the above raw materials were supplied to a twin-screw extruder, and the glass fibers were added to the total amount of the PBT resin molding material. The content of the PBT resin molding material was 20% by weight to the side feed, kneaded and extruded at a cylinder temperature of 240 to 260 ° C., formed into a string-like strand, cooled, and pelletized with a pelletizer. Obtained.
【００２４】なお、比較例２で用いたＰＰ（ポリプロピ
レン）は、一般のＰＰ（ポリプロピレン）を用い、一般
ＰＰと記した。The PP (polypropylene) used in Comparative Example 2 was ordinary PP (polypropylene), and was referred to as ordinary PP.
【００２５】[0025]
【表１】 [Table 1]
【００２６】上記実施例及び比較例で得たＰＢＴ樹脂成
形材料の耐トラッキング性については、ＤＩＮ ＫＡ法
（ＤＩＮ５３４８０）、アイゾット衝撃強さについて
は、ＡＳＴＭ Ｄ２５６、耐熱性の評価尺度である熱変
形温度については、ＡＳＴＭＤ６４８、難燃性について
は、ＵＬ規格のＵＬ９４（高分子材料の難燃性試験）に
準じてテストピースを作製し測定した。その結果を表１
に示した。Tracking resistance of the PBT resin molding materials obtained in the above Examples and Comparative Examples is DIN KA method (DIN 53480), Izod impact strength is ASTM D256, and heat distortion temperature which is a heat resistance evaluation scale. For, the test piece was prepared and measured in accordance with ASTM D648 and flame retardancy according to UL standard UL94 (flame retardancy test for polymer materials). The results are shown in Table 1.
It was shown to.
【００２７】難燃性については、ＵＬ９４Ｖ−０が最も
優れ、次いで、ＵＬ９４Ｖ−２が優れ、ＵＬ９４ＨＢが
これらの中では、最も劣る。表１の結果、本発明の実施
例１〜実施例５では、耐熱性を維持しながら、比較例１
〜比較例３に比べて耐トラッキング及びアイゾット衝撃
強さが大きく優れていることが確認できた。特に、難燃
剤が三酸化アンチモン及び臭素化トリアジン化合物であ
る実施例５については、難燃性がさらに向上した。Regarding flame retardancy, UL94V-0 is the most excellent, followed by UL94V-2, and UL94HB is the most inferior among them. As a result of Table 1, in Examples 1 to 5 of the present invention, Comparative Example 1 while maintaining heat resistance
It was confirmed that the anti-tracking property and the Izod impact strength were significantly superior to those of Comparative Example 3. Particularly, in Example 5, in which the flame retardant was an antimony trioxide and a brominated triazine compound, the flame retardancy was further improved.
【００２８】[0028]
【発明の効果】本発明の請求項１〜請求項３に係るＰＢ
Ｔ樹脂成形材料は、ＰＢＴ樹脂とシラノール基、カルボ
キシル基又はエポキシ基を有する変性ポリオレフィン及
びガラス繊維とを含有しているため、耐熱性を維持しな
がら、衝撃強度及び耐トラッキング性に優れている。The PB according to claims 1 to 3 of the present invention
Since the T resin molding material contains a PBT resin and a modified polyolefin having a silanol group, a carboxyl group or an epoxy group, and glass fiber, it has excellent impact strength and tracking resistance while maintaining heat resistance.
【００２９】本発明の請求項４及び請求項５に係るＰＢ
Ｔ樹脂成形材料は、無水マレイン酸変性低分子ポリプロ
ピレン等の相溶化剤をＰＢＴ樹脂成形材料の全量に対し
て１〜１０重量％含有しているため、さらに衝撃強度が
向上する。PB according to claims 4 and 5 of the present invention
Since the T resin molding material contains a compatibilizer such as maleic anhydride-modified low molecular weight polypropylene in an amount of 1 to 10% by weight based on the total amount of the PBT resin molding material, the impact strength is further improved.
【００３０】本発明の請求項６〜請求項８に係るＰＢＴ
樹脂成形材料は、三酸化アンチモンとテトラブロムビス
フェノールＡタイプエポキシとを併用した難燃剤、又は
三酸化アンチモンと臭素化トリアジン化合物とを併用し
た難燃剤を含有しているため、難燃性が向上する。The PBT according to claim 6 to claim 8 of the present invention
Since the resin molding material contains a flame retardant in which antimony trioxide and tetrabromobisphenol A type epoxy are used in combination, or a flame retardant in which antimony trioxide and a brominated triazine compound are used in combination, flame retardancy is improved. .
Claims (8)
キシル基又はエポキシ基を有する変性ポリオレフィン及
びガラス繊維を含有したことを特徴とするＰＢＴ樹脂成
形材料。1. A PBT resin molding material comprising a PBT resin, a modified polyolefin having a silanol group, a carboxyl group or an epoxy group, and a glass fiber.
リオレフィン５〜１００重量部を含有したことを特徴と
する請求項１記載のＰＢＴ樹脂成形材料。2. The PBT resin molding material according to claim 1, which contains 5 to 100 parts by weight of the modified polyolefin with respect to 100 parts by weight of the PBT resin.
を有する変性ポリプロピレンであることを特徴とする請
求項１又は請求項２記載のＰＢＴ樹脂成形材料。3. The PBT resin molding material according to claim 1 or 2, wherein the modified polyolefin is a modified polypropylene having a silanol group.
対して１〜１０重量％含有したことを特徴とする請求項
１乃至請求項３何れか記載のＰＢＴ樹脂成形材料。4. The PBT resin molding material according to claim 1, wherein the compatibilizing agent is contained in an amount of 1 to 10% by weight based on the total amount of the PBT resin molding material.
子ポリプロピレンであることを特徴とする請求項４記載
のＰＢＴ樹脂成形材料。5. The PBT resin molding material according to claim 4, wherein the compatibilizing agent is maleic anhydride-modified low-molecular polypropylene.
求項１乃至請求項５何れか記載のＰＢＴ樹脂成形材料。6. The PBT resin molding material according to claim 1, which also contains a flame retardant.
ラブロムビスフェノールＡタイプエポキシ樹脂であるこ
とを特徴とする請求項６記載のＰＢＴ樹脂成形材料。7. The PBT resin molding material according to claim 6, wherein the flame retardant is antimony trioxide and tetrabromobisphenol A type epoxy resin.
化トリアジン化合物であることを特徴とする請求項６記
載のＰＢＴ樹脂成形材料。8. The PBT resin molding material according to claim 6, wherein the flame retardant is an antimony trioxide and a brominated triazine compound.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP28681094A JP3235378B2 (en) | 1994-02-28 | 1994-11-21 | PBT resin molding material |
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3046194 | 1994-02-28 | ||
| JP6-30461 | 1994-02-28 | ||
| JP6-90298 | 1994-02-28 | ||
| JP9029894 | 1994-04-27 | ||
| JP28681094A JP3235378B2 (en) | 1994-02-28 | 1994-11-21 | PBT resin molding material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0812865A true JPH0812865A (en) | 1996-01-16 |
| JP3235378B2 JP3235378B2 (en) | 2001-12-04 |
Family
ID=27286969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP28681094A Expired - Fee Related JP3235378B2 (en) | 1994-02-28 | 1994-11-21 | PBT resin molding material |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3235378B2 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100364218B1 (en) * | 1997-11-27 | 2003-02-19 | 제일모직주식회사 | Improved polybutylene terephthalate resin composition |
| CN100457816C (en) * | 2006-08-03 | 2009-02-04 | 上海交通大学 | Prepn of composite polyethylene/glass material |
| WO2010125611A1 (en) * | 2009-05-01 | 2010-11-04 | Dai-Ichi Kogyo Seiyaku Co., Ltd. | Flame retardant composition forflammable plastic materials comprising2,4,6-tris(2,4,6-tribromophenoxy)-1,3,5-triazine and processfor producing the same |
| CN106751593A (en) * | 2017-01-18 | 2017-05-31 | 东莞市票友机电科技有限公司 | Binder motor mount PBT engineering plastics and motor mount |
-
1994
- 1994-11-21 JP JP28681094A patent/JP3235378B2/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100364218B1 (en) * | 1997-11-27 | 2003-02-19 | 제일모직주식회사 | Improved polybutylene terephthalate resin composition |
| CN100457816C (en) * | 2006-08-03 | 2009-02-04 | 上海交通大学 | Prepn of composite polyethylene/glass material |
| WO2010125611A1 (en) * | 2009-05-01 | 2010-11-04 | Dai-Ichi Kogyo Seiyaku Co., Ltd. | Flame retardant composition forflammable plastic materials comprising2,4,6-tris(2,4,6-tribromophenoxy)-1,3,5-triazine and processfor producing the same |
| JP2012520371A (en) * | 2009-05-01 | 2012-09-06 | 第一工業製薬株式会社 | Flame retardant for flammable plastic material containing 2,4,6-tris (2,4,6-tribromophenoxy) -1,3,5-triazine and process for producing the same |
| CN106751593A (en) * | 2017-01-18 | 2017-05-31 | 东莞市票友机电科技有限公司 | Binder motor mount PBT engineering plastics and motor mount |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3235378B2 (en) | 2001-12-04 |
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