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    • 2. 发明申请
    • RESIN COMPOSITION FOR PRODUCTION OF HIGH TENACITY SLIT FILM, MONOFILAMENTS AND FIBERS
    • 用于生产高温胶片,单色和纤维的树脂组合物
    • WO2008060868A1
    • 2008-05-22
    • PCT/US2007/083410
    • 2007-11-02
    • FINA TECHNOLOGY, INC.ASHBAUGH, JohnLI, FrankSUN, Likuo
    • ASHBAUGH, JohnLI, FrankSUN, Likuo
    • D02G3/00
    • D01F6/46C08L23/04C08L23/06C08L23/10C08L23/142C08L2203/12D01D5/42C08L2666/06
    • A polymer blend comprising polypropylene and polyethylene, wherein an article formed from the polymer blend has a tenacity of from greater than 6.5g/9000m. A method of preparing a polymer blend comprising blending a high crystallinity polypropylene and a high density polyethylene, wherein polyethylene is present in an amount of from 1 wt% to 30 wt% based on the total weight of the polymer blend, and extruding the polymer blend, wherein the extruded polymer blend has a tenacity greater than 6.5g/9000m. A method of preparing a polymer blend comprising preparing a polymer blend comprising a polypropylene homopolymer and a high density polyethylene, wherein the polypropylene homopolymer has a melting point of from 155°C to 170°C, and forming the polymer blend into a monofilament having a tenacity greater than 6.5g/9000m and a draw ratio of from 4:1 to 20: 1.
    • 包含聚丙烯和聚乙烯的聚合物共混物,其中由聚合物共混物形成的制品具有大于6.5g /9000μm的强度。 一种制备聚合物共混物的方法,包括混合高结晶度聚丙烯和高密度聚乙烯,其中基于聚合物共混物的总重量,聚乙烯的存在量为1重量%至30重量%,并且挤出聚合物共混物 ,其中挤出的聚合物共混物的韧度大于6.5g / 9000m。 一种制备聚合物共混物的方法,包括制备包含聚丙烯均聚物和高密度聚乙烯的聚合物共混物,其中聚丙烯均聚物的熔点为155℃至170℃,并将聚合物共混物形成为具有 强度大于6.5g / 9000m,拉伸比为4:1至20:1。
    • 4. 发明申请
    • METHODS OF MAKING HIGH IMPACT POLYSTYRENE
    • 制备高冲击聚苯乙烯的方法
    • WO2012058055A1
    • 2012-05-03
    • PCT/US2011/056652
    • 2011-10-18
    • FINA TECHNOLOGY, INC.SUN, LikuoSOSA, JoseEON, SergeCORLETO, CarlosCOOPER, Scott
    • SUN, LikuoSOSA, JoseEON, SergeCORLETO, CarlosCOOPER, Scott
    • C08F257/00C08F279/00
    • C08F2/001C08F212/08C08F279/02C08L9/06C08L2555/84
    • The abstract was not in accordance with PCT Rule 8.1 (b) because it was more than 150 words in length. The abstract has been established by this Authority to read as follows: A process for producing high impact polystyrene including feeding at least one vinyl aromatic monomer; an elastomer, and a free radical initiator to a first linear flow reactor to form a reaction mixture. Polymerizing the reaction mixture in the first linear flow reactor to a point below the point at which phase inversion occurs to produce a first polymerization mixture and feeding the first polymerization mixture from the first linear flow reactor to a second linear flow reactor. Polymerizing the reaction mixture in the second linear flow reactor to at least a phase inversion point of the mixture to produce a second polymerization mixture and feeding the second polymerization mixture from the second linear flow reactor to at least a third linear flow reactor for post.inversion polymerization of the second polymerization mixture.
    • 摘要与PCT规则第8.1(b)条不符,因为它的长度超过150个字。 本局已建立摘要如下:一种生产高抗冲聚苯乙烯的方法,包括进料至少一种乙烯基芳族单体; 弹性体和自由基引发剂加入到第一线性流动反应器中以形成反应混合物。 将第一线性流动反应器中的反应混合物聚合到低于发生相转移点的点以产生第一聚合混合物并将第一聚合混合物从第一线性流动反应器进料到第二线性流动反应器。 将第二线性流动反应器中的反应混合物聚合成混合物的至少相转变点,以产生第二聚合混合物,并将第二聚合混合物从第二线性流动反应器进料至至少第三线性流动反应器用于反应 第二聚合混合物的聚合。
    • 10. 发明申请
    • CLEAR IMPACT-RESISTANT SYNDIOTACTIC POLYPROPYLENE
    • 耐冲击聚合物聚丙烯
    • WO2004016663A1
    • 2004-02-26
    • PCT/US2003/024753
    • 2003-08-07
    • FINA TECHNOLOGY, INC.
    • SCHARDL, JosephSUN, LikuoBAUMGARTNER, Alan, S.BOYLE, KevinDEKUNDER, Greg
    • C08F8/00
    • C08L23/12C08L23/0815C08L23/142C08L2205/03C08L2666/06
    • Syndiotactic polypropylene blends having a unique set of mechanical properties may be prepared by blending syndiotactic polypropylene with an ultra low density polyethylene and, optionally, an isotactic polypropylene random copolymer. The syndiotactic polypropylene blends of the present invention have been found to have improved impact strength, reduced haze, increased light transmittance, and reduced flexural modulus. It has been determined that the addition of about 10 to about 50 wt% of an ultra low density polyethylene plastomer to a syndiotactic polypropylene can greatly enhance mechanical toughness, particularly at low temperatures, while maintaining good optical clarity. These results are made possible by using a sPP material with good optical clarity and dispersing the ULDPE plastomer uniformly throughout the sPP matrix to act as a sort of impact modifier. Moreover, the addition of about 10 to about 50 wt% of an iPP random copolymer to the sPP matrix phase provides comparable or improved mechanical properties while also resulting in a significant reduction in injection molding cycle times. The syndiotactic polypropylene blends according to the present invention may be further processed according to accepted practices to make cast films, blown films, co-extruded films, laminated sheets, injection molded parts, blow molded containers, and other articles using basic plastic fabrication techniques as known in the art.
    • 具有独特机械性能的间同立构聚丙烯共混物可以通过将间同立构聚丙烯与超低密度聚乙烯和任选的全同立构聚丙烯无规共聚物共混来制备。 已经发现本发明的间同立构聚丙烯共混物具有改善的冲击强度,降低的雾度,增加的透光率和降低的弯曲模量。 已经确定,将约10至约50重量%的超低密度聚乙烯塑性体添加到间同立构聚丙烯可以极大地增强机械韧性,特别是在低温下,同时保持良好的光学透明度。 通过使用具有良好光学透明度的sPP材料并将ULDPE塑性体均匀地分散在整个sPP基体中作为一种抗冲改性剂,可以实现这些结果。 此外,向sPP基质相添加约10至约50重量%的iPP无规共聚物可提供相当或改进的机械性能,同时也导致注模周期时间的显着降低。 根据本发明的间同立构聚丙烯共混物可以根据公认的做法进一步加工,以使用基本的塑料制造技术制造流延膜,吹塑薄膜,共挤出薄膜,层压片,注模部件,吹塑容器和其它制品, 本领域已知