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    • 87. 发明申请
    • FLAME-RESISTANT THERMOPLASTIC MOULDING MATERIALS WITH IMPROVED PROCESSING BEHAVIOUR
    • 具有改进的加工性能阻燃热塑性模塑材料
    • WO1997043336A1
    • 1997-11-20
    • PCT/EP1997002290
    • 1997-05-06
    • BASF AKTIENGESELLSCHAFTWEBER, MartinSEIBRING, Joachim
    • BASF AKTIENGESELLSCHAFT
    • C08K05/5397
    • C08K5/5397C08K5/523C08L25/06C08L53/025C08L63/00C08L71/123C08L2666/14C08L2666/04
    • The invention relates to flame-resistant thermoplastic moulding materials, containing (A) at least one polyphenylene ether and (B) at least one vinyl aromatic polymer, which are characterised in that they contain (C) as a flame-protection agent a mixture of (C1) at least one oligo phosphorus compound of general formula (I) and/or (II), in which R and R are independently of each other optionally substituted alkyl or aryl; R and R are independently of each other optionally substituted alkyl, aryl, alkoxy or aryloxy; R is alkylene, -SO2-, -CO-, -N=N- or -(R )P(O)-, R being optionally substituted alkyl, aryl or alkylaryl; and n and p including independently of each other have a value of from 1 to 30; and (C2) at least one phosphine oxide of general formula (III) in which R , R and R are independently of each other a hydrogen atom, optionally substituted alkyl, aryl, alkylaryl or cycloalkyl with up to 40 C-atoms. The invention also relates to the use of said flame-resistant thermoplastic moulding materials to produce flame-resistant moulded structures, fibres and sheets.
    • 本发明涉及阻燃包括阻燃的热塑性模塑组合物:(A)至少一种聚苯醚和(B)至少一种乙烯基芳族聚合物,其特征在于,它们:(C)作为阻燃剂(的(C1的混合物)通式中的至少一种低聚磷 I)和/或(II)其中R是<1>和R <4>独立地表示任选取代的烷基或芳基; [R <2>和R <3>独立地是任选取代的烷基,芳基,烷氧基或芳氧基,R <5>为亚烷基,-SO 2 - , - CO - , - N = N-或 - (R <6> )p(O) - ,其中R <6>是任选取代的烷基,芳基或烷芳基并且n和p独立地取为1至30的值; 和(C2)通式中的至少一种膦氧化物(III)其中R <7> - [R <8>和R <9>各自独立为氢原子,任选取代的烷基,芳基,烷芳基或环烷基具有至多40个碳原子 都包括在内,和它们用于制备阻燃的模制品,纤维和薄膜的用途。
    • 89. 发明申请
    • PROCESS FOR PREPARING LOW-MOLECULAR ETHYLENE POLYMERS UNDER HIGH PRESSURE
    • 工艺用于制造高压小分子乙烯聚合物
    • WO1997041161A1
    • 1997-11-06
    • PCT/EP1997002100
    • 1997-04-24
    • BASF AKTIENGESELLSCHAFTMOLL, UlrichDECKERS, AndreasKINGMA, Arend, JoukeWEBER, Wilhelm
    • BASF AKTIENGESELLSCHAFT
    • C08F110/02
    • C08F110/02C08F4/63908C08F4/63912C08F4/63925C08F2500/02C08F2500/03C08F2500/17C08F2500/07
    • A process is disclosed for preparing ethylene polymers with a molecular weight Mw (weight average) lower than 20,000 g/mole at temperatures in a range from 200 to 280 DEG C and pressures in a range from 1000 to 3500 bars in the presence of a catalyst system. The catalyst system used contains: (A) a non-bridged substituted or unsubstituted biscyclopentadienyl complex; (B) a metal compound of general formula (I) M (R )r (R )s (R )t, in which M is an alkaline, an alkaline earth metal or a metal of the third main group of the periodic table; R is hydrogen, C1-C10-alkyl, C6-C15-aryl, alkylaryl or arylalkyl with 1 to 10 C atoms in the alkyl radical and 6 to 20 C atoms in the aryl radical; R and R independently represent hydrogen, halogen, C1-C10-alkyl, C6-C15-aryl, alkylaryl, arylalkyl or alkoxy with 1 to 10 C atoms in the alkyl radical and 6 to 20 C atoms in the aryl radical; r is an integer from 1 to 3; and s and t are integers from 0 to 2, the sum r+s+t corresponding to the valency of M ; and (C) a metallocene ion-forming compound selected in a group which consists of strong, neutral Lewis acids, ionic compounds with lewis acid cations and ionic compounds with Brönsted acids as cations. Components (A), (B) and (C) are mixed together and after at the latest 5 minutes are dosed in the reactor.
    • 一种用于其中使用作为催化剂系统,例如制备的乙烯聚合物具有小于20,000克/摩尔的分子量Mw(重均),在温度为200〜280℃,并在1000至在催化剂体系的存在下3500巴范围内的压力的过程 包含(a)未桥连的取代或未取代Biscyclopentadienylkomplex,(B)通式(I)M <1>(R <1>)R(R <2>)S(R <3>),叔中的金属化合物 中号<1>是碱金属,碱土金属或第III金属。 周期表中,R的主要组<1>为氢,C1-C10烷基,C6至C15芳基,烷芳基或芳基烷基中的烷基为碳原子数1〜10和6至20个C原子的芳基,R < 2>和R <3>是氢,卤素,C1至C10烷基,C6至C15芳基,烷基芳基,芳基烷基或烷氧基中的烷基和6至20个C原子的芳基各自具有1至10个碳原子, r是从1至3个s和t的整数是从0至2的整数,总和R + S + T是M <1>的价数,以及选自(C)的化合物形成茂金属离子选自 从强,不带电的路易斯酸包含,具有布朗斯台德酸作为阳离子的,组分(A),(B)和(C)混合在一起,并在反应器中5分钟后,在最新的给药具有路易斯酸阳离子和离子化合物的离子化合物。