Polypropylene composition and laminated and oriented film therefrom
    1.
    发明授权
    Polypropylene composition and laminated and oriented film therefrom 失效
    聚丙烯组合物及其层压取向薄膜

    公开(公告)号:US6106938A

    公开(公告)日:2000-08-22

    申请号:US879654

    申请日:1997-06-20

    IPC分类号: B32B27/32 C08L23/10 C08L23/14

    摘要: A polypropylene composition for a laminated and oriented film comprising (A) 73 to 97% by weight of a crystalline propylene random copolymer having a propylene content of 60 to 97% by weight, an ethylene content of 0 to 6% by weight and an .alpha.-olefin content of 3 to 40% by weight, (B) 2.5 to 17% by weight of a propylene- .alpha.-olefin random copolymer having a propylene content of 35 to 75% by weight and an .alpha.-olefin content of 25 to 65% by weight, and (c) 0.5 to 10% by weight of a crystalline propylene polymer. A polypropylene composition for a laminated and oriented film being film-formed for a long time without hurting a transparency and a low temperature heat-sealing property and having an excellent solvent resistance and an excellent hot-tack property, and a laminated and oriented film having this composition on a surface layer are provided.

    摘要翻译: 一种用于层压和取向膜的聚丙烯组合物,其包含(A)73至97重量%的丙烯含量为60至97重量%,乙烯含量为0至6重量%的结晶丙烯无规共聚物和α 烯烃含量为3〜40重量%,(B)2.5〜17重量%丙烯含量为35〜75重量%,α-烯烃含量为25〜65的丙烯-α-烯烃无规共聚物 (c)0.5-10重量%的结晶丙烯聚合物。 一种用于层压和取向膜的聚丙烯组合物,其长时间成膜而不损害透明性和低温热封性,并且具有优异的耐溶剂性和优异的热粘性,并且具有层压取向膜,其具有 提供了表面层上的这种组合物。

    Polypropylene composition for laminated and oriented film and laminated
and oriented film thereof
    2.
    发明授权
    Polypropylene composition for laminated and oriented film and laminated and oriented film thereof 失效
    用于层压和取向膜的聚丙烯组合物及其层压和取向膜

    公开(公告)号:US5780168A

    公开(公告)日:1998-07-14

    申请号:US429900

    申请日:1995-04-27

    IPC分类号: C08J5/18 C08L23/14 B32B27/32

    摘要: A propylene-.alpha.-olefin random copolymer composition for use in a laminated and oriented film. The composition includes: (A) from 75 to 95% by weight of a crystalline propylene random copolymer obtained by gas-phase polymerization of propylene and an .alpha.-olefin wherein the amount of components of the copolymer which are soluble in xylene at 20.degree. C. is less than 15% by weight, the propylene content is from 73 to 97% by weight, the .alpha.-olefin content is from 3 to 27% by weight, and (B) from 5 to 25% by weight of a propylene random copolymer of propylene and .alpha.-olefin, wherein the propylene content is from 50 to 60% by weight, and the .alpha.-olefin content is from 35 to 65 % by weight, wherein the amounts of components in the propylene-.alpha.-olefin random copolymer composition which are soluble in xylene at 20.degree. C. is less than 30% by weight.

    摘要翻译: 用于层压和取向膜的丙烯-α-烯烃无规共聚物组合物。 该组合物包括:(A)75至95重量%的通过丙烯和α-烯烃的气相聚合获得的结晶丙烯无规共聚物,其中在20℃下可溶于二甲苯的共聚物的组分量 小于15重量%,丙烯含量为73至97重量%,α-烯烃含量为3至27重量%,(B)5至25重量%的丙烯无规 丙烯和α-烯烃的共聚物,其中丙烯含量为50至60重量%,α-烯烃含量为35至65重量%,其中丙烯-α-烯烃无规共聚物中组分的量 在20℃下可溶于二甲苯的组合物小于30重量%。

    Propylene random copolymer composition
    3.
    发明授权
    Propylene random copolymer composition 失效
    丙烯无规共聚物组成

    公开(公告)号:US5521251A

    公开(公告)日:1996-05-28

    申请号:US324968

    申请日:1994-10-18

    CPC分类号: C08L23/16 C08L23/10

    摘要: A propylene random copolymer composition which contains a mixture of 0.05-2.7% by weight of a crystalline propylene homopolymer (A) and 97.3-99.95% by weight of a random copolymer (B) of propylene and at least one .alpha.-olefin other than propylene which copolymer has a bound propylene content of 40-85% by weight and a Mw/Mn of not more than 5.5 meets both of the two mutually conflicting requirements of further improving the transparency inherent to polypropylene sheet and film, and attaining excellent solvent resistance.

    摘要翻译: 丙烯无规共聚物组合物,其含有0.05-2.7重量%的结晶丙烯均聚物(A)和97.3-99.95重量%的丙烯和除丙烯以外的至少一种α-烯烃的无规共聚物(B)的混合物 该共聚物的结合丙烯含量为40-85重量%,Mw / Mn不大于5.5,满足了进一步提高聚丙烯片和薄膜固有的透明度的两个相互矛盾的要求,并获得优异的耐溶剂性。

    Planar Lighting Device
    4.
    发明申请
    Planar Lighting Device 审中-公开
    平面照明装置

    公开(公告)号:US20090097254A1

    公开(公告)日:2009-04-16

    申请号:US11887443

    申请日:2005-11-18

    IPC分类号: F21V29/00

    摘要: A planar lighting device in which workability of filling process of filler for heat radiation is improved and heat generated from a point-like light source is efficiently radiated so as to achieve higher brightness is provided.In a planar lighting device according to the present invention provided with a light guide plate and a point-like light source arranged on a side end face of the light guide plate, a radiator plate made of a bottom portion and a side wall is further provided, a circuit board on which the point-like light source is mounted is fixed along the side wall, and a recess portion holding a filler for heat radiation is formed at a position corresponding to the point-like light source in the side wall. By this arrangement, determination of an appropriate application amount of the filler for heat radiation and management and storage after application are facilitated and the workability of the filing process can be improved.

    摘要翻译: 提供一种平面照明装置,其中提高了用于散热的填料的填充过程的可操作性,并且有效地辐射从点状光源产生的热量以获得更高的亮度。 在根据本发明的具有布置在导光板的侧端面上的导光板和点状光源的平面照明装置中,还设置有由底部和侧壁制成的散热板, 安装点状光源的电路板沿着侧壁固定,并且在与侧壁中的点状光源相对应的位置处形成保持用于散热的填充物的凹部。 通过这种布置,促进了用于热辐射的填料的适当施用量的确定和施用后的管理和储存,并且可以提高备案过程的可操作性。

    Process for producing solid catalyst component and catalyst for α-olefin polymerization, and process for producing α-olefin polymer
    6.
    发明授权
    Process for producing solid catalyst component and catalyst for α-olefin polymerization, and process for producing α-olefin polymer 失效
    生产固体催化剂组分的方法和用于α-烯烃聚合的催化剂,以及α-烯烃聚合物的制备方法

    公开(公告)号:US07135532B2

    公开(公告)日:2006-11-14

    申请号:US10958272

    申请日:2004-10-06

    IPC分类号: C08F4/44

    摘要: There are disclosed a process for producing a solid catalyst component and a catalyst for α-olefin polymerization, and a process for producing an α-olefin polymer, wherein the process for producing a solid catalyst component comprises the steps of: (1) reducing a specific titanium compound with an organomagnesium compound in the presence of an organosilicon compound having an Si—O bond (and an ester compound), thereby obtaining a solid product, and (2) contacting the solid product with a halogeno compound of the 14 group element, at least one member selected from the group consisting of an electron donor compound and an organic acid halide, and a compound having a Ti-halogen bond, thereby obtaining the solid catalyst component.

    摘要翻译: 公开了一种制备固体催化剂组分和用于α-烯烃聚合的催化剂的方法,以及制备α-烯烃聚合物的方法,其中固体催化剂组分的制备方法包括以下步骤:(1)将 在具有Si-O键的有机硅化合物(和酯化合物)存在下,使用具有有机镁化合物的钛化合物,得到固体产物,和(2)使固体产物与14族元素的卤代化合物接触 ,选自电子给体化合物和有机酰卤的至少一种,和具有Ti-卤键的化合物,从而获得固体催化剂组分。

    Process for producing solid catalyst component and catalyst for α-olefin polymerization, and process for producing α-olefin polymer
    7.
    发明授权
    Process for producing solid catalyst component and catalyst for α-olefin polymerization, and process for producing α-olefin polymer 失效
    生产固体催化剂组分的方法和用于α-烯烃聚合的催化剂,以及α-烯烃聚合物的制备方法

    公开(公告)号:US06841503B2

    公开(公告)日:2005-01-11

    申请号:US09773750

    申请日:2001-02-02

    摘要: There are disclosed a process for producing a solid catalyst component and a catalyst for α-olefin polymerization, and a process for producing an α-olefin polymer, wherein the process for producing a solid catalyst component comprises the steps of: (1) reducing a specific titanium compound with an organomagnesium compound in the presence of an organosilicon compound having an Si—O bond (and an ester compound), thereby obtaining a solid product, and (2) contacting the solid product with a halogeno compound of the 14 group element, at least one member selected from the group consisting of an electron donor compound and an organic acid halide, and a compound having a Ti-halogen bond, thereby obtaining the solid catalyst component.

    摘要翻译: 公开了一种制备固体催化剂组分和用于α-烯烃聚合的催化剂的方法,以及制备α-烯烃聚合物的方法,其中固体催化剂组分的制备方法包括以下步骤:(1)将 在具有Si-O键的有机硅化合物(和酯化合物)存在下,使用具有有机镁化合物的钛化合物,得到固体产物,和(2)使固体产物与14族元素的卤代化合物接触 ,选自电子给体化合物和有机酰卤的至少一种,和具有Ti-卤键的化合物,从而获得固体催化剂组分。

    Process for producing catalyst for olefin polymerization and process for producing olefin polymer
    9.
    发明授权
    Process for producing catalyst for olefin polymerization and process for producing olefin polymer 失效
    用于生产烯烃聚合催化剂的方法和用于生产烯烃聚合物的方法

    公开(公告)号:US06521725B2

    公开(公告)日:2003-02-18

    申请号:US09809089

    申请日:2001-03-16

    IPC分类号: C08F1002

    摘要: There are disclosed: (1) a process for producing a catalyst for olefin polymerization, which comprises the step of contacting with one another: (i) a solid catalyst component containing at least titanium, magnesium and halogen atoms, (ii) an organoaluminum compound, and (iii) a compound selected from the group consisting of (a) an oxygen-containing compound having a structure wherein at least two hydrocarbyloxy groups are bound to the same carbon atom, and (b) a cyclic ketone compound, and (2) a process for producing an olefin polymer, which comprises the step of polymerizing an olefin in the presence of the above-mentioned catalyst.

    摘要翻译: 公开了:(1)烯烃聚合用催化剂的制造方法,该方法包括彼此接触的步骤:(i)至少含有钛,镁和卤素原子的固体催化剂组分,(ii)有机铝化合物 ,和(iii)选自(a)具有结构的含氧化合物的化合物,其中至少两个烃氧基与相同的碳原子结合,和(b)环酮化合物和(2) )一种生产烯烃聚合物的方法,其包括在上述催化剂存在下聚合烯烃的步骤。

    Polypropylene laminated film
    10.
    发明授权
    Polypropylene laminated film 失效
    聚丙烯层压膜

    公开(公告)号:US5773129A

    公开(公告)日:1998-06-30

    申请号:US361311

    申请日:1994-12-21

    摘要: A polypropylene laminated film containing a crystalline polypropylene layer and, laminated on at least one side of the layer of the crystalline polypropylene, a layer of a copolymer of propylene and at least one .alpha.-olefin of from 4 to 10 carbon atoms having a specific composition, melt flow rate and molecular weight distribution in which the .alpha.-olefin content in the cold xylene soluble portion of the random copolymer is less than 1.7 times the .alpha.-olefin content in the copolymer and the random copolymer satisfies the mathematical expression, B.ltoreq.1.05A-10, wherein A is a weight percentage of the content of said at least one .alpha.-olefin having from 4 to 10 carbon atoms in the random copolymer and B is a weight percentage of the cold xylene soluble portion in the random copolymer, is superior in low temperature heat sealability and hot tack property and moreover has a good transparency, blocking resistance and printability, wherein the random copolymer is obtained by gas phase polymerization substantially in the absence of a liquid medium, and using a catalyst system comprising (i) a solid catalyst component containing magnesium, titanium and a halogen as essential constituents, (ii) an organoaluminum compound and (iii) an electron donative compound.

    摘要翻译: 一种聚丙烯层压膜,其含有结晶聚丙烯层,层压在该结晶聚丙烯层的至少一侧上,具有丙烯与至少一种具有特定组成的4-10个碳原子的至少一种α-烯烃的共聚物层 ,熔体流动速率和分子量分布,其中无规共聚物的冷二甲苯可溶部分中的α-烯烃含量小于共聚物中α-烯烃含量的1.7倍,无规共聚物满足数学表达式,B < = 1.05A-10,其中A是无规共聚物中所述至少一种具有4至10个碳原子的α-烯烃的含量的重量百分比,B是无规共聚物中冷二甲苯可溶部分的重量百分数 ,在低温热封性和热粘性方面优异,而且具有良好的透明性,耐粘连性和可印刷性,其中无规共聚物由气相 并且使用包含(i)含有镁,钛和卤素作为必要成分的固体催化剂组分的催化剂体系,(ii)有机铝化合物和(iii)给电子化合物。