巴斯夫集團在歐洲、、南北美洲的41個國家擁有**過160家全資子公司或者合資公司。公司總部位于萊茵河畔的路德維希港,它是世界上工廠面積的化學產品基地。BASF Group has more than 160 wholly owned subsidiaries or joint ventures in 41 countries in Europe, Asia, North and South America. Headquartered in Ludwig harbour on the Rhine River, the company is the largest chemical product base with factory area in the world.PBT發展概述:PBT在1970年代初期由美國Celanese公司研究成功,并以Celanex商品名上市,隨后世界廠商德國BASF、Bayer、美國GE、Ticona,日本Toray、三菱化學,閩臺新光合纖、長春人造樹脂、南亞塑料等公司先后投入生產行列,**生產廠商共計三十余家。PBT又可稱為熱塑性聚酯塑料,為適用于不同加工業者使用,一般多少會加入添加劑,或與其它塑料摻混,隨著添加物比例不同,可制造不同規格的產品,目前島內規格有百余種,故PBT是一種量少、規格多的產品。The development of PBT: PBT was first developed by German scientist P. Schlick in 1942. Then Celanese company (now Ticona) in the United States carried out industrial development and listed under the trade name of celanex. In 1970, it was put on the market with 30% glass fiber reinforced plastic, the trade name was x-917, and later changed to celanex. In 1971, Eastman company launched a glass fiber reinforced chain and non reinforced products, trade name tenite (ptmt); in the same year, GE company also developed similar products, with three varieties of non reinforced, reinforced and self extinguishing. Subsequently, world famous manufacturers such as BASF, Bayer of Germany, GE and Ticona of the United States, Toray of Japan, Mitsubishi Chemical of Japan, new optical fiber of Taiwan, Changchun artificial resin, South Asia plastics and other companies successively put into production. There are more than 30 global manufacturers.PBT非增強樹脂密度1.3-1.45kg/cm3,硬度85-90M,吸水率0.03-0.06%,流動方向成型收縮率0.8-2%,垂直方向成型收縮率1.2-2.2%,彎曲強度75-95Mpa,簡支梁缺口沖擊(ISO179)2-6,熱變形溫度(1.8Mpa)50-75,熱變形溫度(0.45Mpa)130-163,熔點225℃,PBT性能:PBT樹脂為結晶形,熔點230℃左右,相對密度1.35;具有優良的力學性能,有自潤滑性和耐磨性,摩擦系數低,耐熱、耐候好;但缺口敏感性大;尺寸穩定性好,電性能優良,耐電弧性好;抗化學藥品性及其優異,與醇、醚、脂肪烴、酸和鹽的水溶液等不起作用,但不耐強酸和強堿。耐,在二中溶脹,在芳烴、中有些溶脹。在改性PBT中,有92%是用玻璃纖維增強的,經過增強改性的PBT性能**:①耐熱性優良,長期使用溫度125℃,短期使用溫度達210℃;②機械強度高,在長時間高負荷下變形小;③吸水率低,尺寸穩定性好,耐摩擦磨耗性優良。PBT被廣泛用于電子電器領域應用占PBT的總生產量的百分之五十:電腦/電器接插件、接觸器、線圈骨架、連接器、繼電器、熔斷器、調節器、溫控開關、溫控保護器、裝飾燈座、開關插座、電磁爐底盤、電暖器出風口、散熱扇翼、變壓器線圈骨架、高電壓大電流的高壓斷路開關骨架、電腦風扇、節能燈燈頭、電器開關、電子鎮流器外殼、電吹風、電烤箱、電飯煲、微波爐、水泵配件及電動工具配件等;PBT汽車領域的應用占PBT的總生產量的百分之三十:主要用于高壓無觸點點火器的分電器蓋、轉子、點火線圈蓋、接線端子、傳感器盒、前后燈座、集成電路盒、微電機后蓋、冷氣風扇等,PBT通訊領域應用占PBT的總生產量的百分之二十,主要用于程控電話的集成模塊、接線板、電容器外殼、天線護套等.