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    • 61. 发明申请
    • RESIN COMPOSITION AND USE THEREOF
    • 树脂组合物及其用途
    • WO1997010296A1
    • 1997-03-20
    • PCT/JP1996002609
    • 1996-09-12
    • MITSUI PETROCHEMICAL INDUSTRIES, LTD.TANAKA, YasuoKAGAMI, MamoruSUGI, Masahiro
    • MITSUI PETROCHEMICAL INDUSTRIES, LTD.
    • C08L23/04
    • C08J5/18C08J2323/08C08L23/04C08L23/0815C08L2205/02C08L2314/06C08L2666/04
    • A composition comprising 100 parts by weight of a polyethylene resin (A) and 2 to 5000 parts by weight of a linear ethylene- alpha -olefin random copolymer (B) comprising ethylene and a C6-C20 alpha -olefin, wherein the polyethylene resin (A) has: (a) an MFR (ASTM D 1238, 190 DEG C, load of 2.16 kg) of 0.1 to 200 g/10 min and (b) a density of 0.901 to 0.970 g/cm and the copolymer (B) has: (a) a density of 0.870 to 0.900 g/cm , (b) an intrinsic viscosity [ eta ] of 0.3 to 3.0 dl/g as determined at 135 DEG C in decalin, (c) a glass transition temperature (Tg) of -50 DEG C or below, (d) a crystallinity of less than 40 % as determined by X-ray diffractometry, (e) a molecular weight distribution (Mw/Mn) of 3.0 or below as determined by GPC, (f) a B value of 1.0 to 1.4 as determined by C-NMR spectroscopy according to a specific equation and (g) a g eta * value exceeding 0.95, the g eta * value being a [ eta ]/[ eta ]blank ratio wherein [ eta ] is the above intrinsic viscosity (b) and [ eta ]blank is the intrinsic viscosity of a linear ethylene-propylene copolymer having the same weight-average molecular weight as that of the copolymer (B) (as determined by the light scattering method) and an ethylene content of 70 mole %. This resin composition can give a molded article excellent in flexibility and tensile characteristics.
    • 包含100重量份聚乙烯树脂(A)和2至5000重量份包含乙烯和C 6 -C 20α-烯烃的线性乙烯-α-烯烃无规共聚物(B)的组合物,其中聚乙烯树脂 A)具有:(a)MFR(ASTM D 1238,190℃,2.16kg负荷)为0.1〜200g / 10min,(b)密度为0.901〜0.970g / cm 3,共聚物 (B)具有:(a)密度为0.870至0.900g / cm 3,(b)在135℃下在十氢化萘中测定的特性粘度η为0.3至3.0dl / g,(c) 玻璃化转变温度(Tg)为-50℃以下,(d)通过X射线衍射法测定的结晶度小于40%,(e)测定的分子量分布(Mw / Mn)为3.0以下 通过GPC,(f)通过根据特定方程的13 C-NMR光谱法测定的1.0至1.4的B值,(g)ag eta *值超过0.95,g eta *值为η/ η空白比,其中η是上述特性粘度(b)a d空白是具有与共聚物(B)相同的重均分子量(通过光散射法测定)和乙烯含量为70摩尔%的直链乙烯 - 丙烯共聚物的特性粘度。 该树脂组合物可以赋予柔软性和拉伸特性优异的成型体。
    • 62. 发明申请
    • RESIN COMPOSITIONS AND USE THEREOF
    • 树脂组合物及其用途
    • WO1997010295A1
    • 1997-03-20
    • PCT/JP1996002575
    • 1996-09-10
    • MITSUI PETROCHEMICAL INDUSTRIES, LTD.KAGAMI, MamoruTANAKA, YasuoSUGI, Masahiro
    • MITSUI PETROCHEMICAL INDUSTRIES, LTD.
    • C08L23/04
    • C08J5/18C08J2323/04C08L23/04C08L23/0815C08L2205/02C08L2205/025C08L2314/06C08L2666/04C08L2666/06
    • A flexible resin composition of the invention comprises a polyethylene resin (A) and an ethylene- alpha -olefin random copolymer (B) comprising ethylene and a C3-C20 alpha -olefin at a specific ratio, and is characterized in that the MFR and density of the polyethylene resin (A) and the density, intrinsic viscosity, glass transition temperature, crystallinity, molecular weight distribution, B value, and g eta * value of the copolymer (B) lie respectively within specific ranges. This composition is excellent in melt flow characteristics, i.e., moldability, and can give a molded article excellent in the balance between flexibility and heat resistance. An ethylene- alpha -olefin copolymer resin composition of the invention comprises (A- alpha ) a linear ethylene- alpha -olefin copolymer comprising ethylene and a C4-C20 alpha -olefin and (B- alpha ) a long-chain branched ethylene- alpha -olefin random copolymer comprising ethylene and a C3-C20 alpha -olefin at a specific ratio, and the density and MFR of the copolymer (A- alpha ) and the density, MFR, intrinsic viscosity, glass transition temperature, crystallinity, molecular weight distribution, B value, and g eta * value of the copolymer (B- alpha ) lie respectively within specific ranges. A film of the invention is made from this resin composition. This ethylene- alpha -olefin copolymer resin composition is excellent in heat stability and high-speed moldability, and can give a film excellent in mechanical strength properties, low-temperature heat sealability, stability of seal, slip characteristics, antiblocking properties, handleability, and adaptability to high-speed filling in automatic filling and packaging. The obtained film also exhibits these effects.
    • 本发明的柔性树脂组合物包含聚乙烯树脂(A)和包含乙烯和C3-C20α-烯烃特定比例的乙烯-α-烯烃无规共聚物(B),其特征在于MFR和密度 的聚乙烯树脂(A)和共聚物(B)的密度,特性粘度,玻璃化转变温度,结晶度,分子量分布,B值和g eta *值分别在特定范围内。 该组合物的熔体流动特性,即成型性优异,可以赋予柔软性和耐热性之间平衡优异的成型体。 本发明的乙烯-α-烯烃共聚物树脂组合物包含(A-α)包含乙烯和C 4 -C 20α-烯烃的直链乙烯-α-烯烃共聚物和(B-α)长链支化乙烯-α 包含乙烯和C3-C20α-烯烃的α-烯烃无规共聚物,共聚物的密度和MFR(A-α)和密度,MFR,特性粘度,玻璃化转变温度,结晶度,分子量分布 ,B值和g eta *值分别在特定范围内。 本发明的薄膜由该树脂组合物制成。 该乙烯-α-烯烃共聚物树脂组合物的热稳定性和高速成型性优异,可以得到机械强度性能,低温热封性,密封稳定性,滑动特性,防粘连性,可处理性等优异的膜 适应性高速灌装自动灌装包装。 所获得的膜也具有这些效果。
    • 64. 发明申请
    • RUBBER COMPOSITION AND PROCESS FOR THE PRODUCTION THEREOF
    • 橡胶组合物及其生产方法
    • WO1997002316A1
    • 1997-01-23
    • PCT/JP1996001865
    • 1996-07-05
    • MITSUI PETROCHEMICAL INDUSTRIES, LTD.NAKAHAMA, HidenariKAWASAKI, MasaakiISHII, YujiTOJO, TetsuoKODA, TakuMAEJIMA, YoshioMIURA, YujiHOSOMI, Yasuhiro
    • MITSUI PETROCHEMICAL INDUSTRIES, LTD.
    • C08L23/02
    • C08L23/02C08K3/04C08K3/22C08K5/0025C08K5/09C08L23/04C08L23/06C08L23/0815C08L23/10C08L23/16C08L91/00C08L2205/18C08L2666/04
    • A vulcanizable rubber composition comprising a blend which is prepared by micro-dispersing a polyolefin resin (B) in an ethylene- alpha -olefin-nonconjugated polyene copolymer rubber (A) comprising ethylene, a C3-C20 alpha -olefin and a nonconjugated polyene in a molten state and in which the mean diameter of dispersed particles of the polyolefin resin (B) is 2 mu m or below and the (B) to (A) weight ratio ranges from 5/95 to 50/50. The micro-dispersion of a polyolefin resin (B) can easily be attained by kneading the components (A) and (B) together with compounding ingredients (such as reinforcement, filler, softener, vulcanization accelerator, vulcanizing agent and so on) in a rubber kneader, through the resin (B) is essentially difficult of micro-dispersion. Further, the composition enables the provision of rubber articles having a high and constant quality at a low cost, because the resin (B) can well be dispersed by conventional rubber kneaders in a short time without fail. The process for producing the above composition comprises introducing a rubber mixture (E) comprising 100 parts by weight of the copolymer rubber (B) and 3 to 10 parts by weight of an organic solvent (D) into a multi-stage vented extruder through a feed port, while introducing a polyolefin resin (B) thereinto in an inert gas atmosphere through another feed port, kneading the rubber mixture (E) and the polyolefin resin (B) with the removal of the solvent. This process can easily give nonblocking vulcanizable pellets of an ethylenic copolymer rubber composition comprising an ethylene- alpha -olefin-nonconjugated polyene copolymer rubber (A) and a polyolefin resin (B) wherein the resin (B) is micro-dispersed in a good state.
    • 一种可硫化橡胶组合物,其包含通过将聚烯烃树脂(B)在包含乙烯,C 3 -C 20α-烯烃和非共轭多烯的乙烯-α-烯烃 - 非共轭多烯共聚物橡胶(A)中微分散而制备的共混物 熔融状态,其中聚烯烃树脂(B)的分散颗粒的平均直径为2μm或更低,(B)至(A)重量比为5/95至50/50)。 聚烯烃树脂(B)的微分散体可以通过将组分(A)和(B)与配混成分(如增强剂,填料,软化剂,​​硫化促进剂,硫化剂等)混合在一起而容易地实现 橡胶捏合机,通过树脂(B)基本上难以微分散。 此外,由于通过常规橡胶捏合机很好地分散树脂(B),所以能够以低成本提供具有高质量和高质量的橡胶制品。 制备上述组合物的方法包括将包含100重量份的共聚物橡胶(B)和3至10重量份的有机溶剂(D)的橡胶混合物(E)引入多级排气挤出机中,通过 进料口,同时通过另一个进料口在惰性气体气氛中引入聚烯烃树脂(B),同时除去溶剂来捏合橡胶混合物(E)和聚烯烃树脂(B)。 该方法可以容易地得到包含乙烯-α-烯烃 - 非共轭多烯共聚物橡胶(A)和聚烯烃树脂(B)的乙烯共聚物橡胶组合物的非阻塞可硫化丸粒,其中树脂(B)以良好的状态微分散 。
    • 65. 发明申请
    • LIQUID-CRYSTAL COMPOSITION
    • 液晶组合物
    • WO1996038513A1
    • 1996-12-05
    • PCT/JP1996001478
    • 1996-05-31
    • MITSUI PETROCHEMICAL INDUSTRIES, LTD.NISHIYAMA, ShinichiTATSUKI, YuichirouFUJIYAMA, TakahiroHIRANO, ChihoHAMA, HideoYAMANAKA, Tohru
    • MITSUI PETROCHEMICAL INDUSTRIES, LTD.
    • C09K19/02
    • C09K19/0266C09K19/0225
    • A smectic liquid-crystal composition according to the first embodiment is characterized in that a voltage gradation parameter L(=SH/SO) is less than 0.6, when a voltage is impressed upon a liquid-crystal cell that is filled with this composition and is put between a pair of polarizing plates placed at the position of crossed nicols to prepare a hysteresis curve relating to the voltage and light transmittance, and the tangent IR of the curve where the transmittance steeply increases as the voltage is impressed intersects at the point P with the tangent IF of the curve adjacent to the above curve on the high-voltage side. A liquid-crystal composition according to the second embodiment is characterized in that a parameter G as defined by the equation (B) is 0 to 0.3 (wherein S represents the area of the region surrounded by the hysteresis curve, Tmin represents the minimum value of the transmittance, and To represents the transmittance when no voltage is impressed), when the transmittance reaches the maximum value Tmax as the absolute value |V| of the impressed voltage is increased to exceed a given value |V|min.
    • 根据第一实施方案的近晶型液晶组合物的特征在于,当将电压施加到填充有该组合物的液晶单元时,电压灰度参数L(= SH / SO)小于0.6,并且是 放置在位于正交尼科尔位置的一对偏振板之间,以制备与电压和透光率有关的滞后曲线,并且随着电压的增加,透射率急剧增加的曲线的切线IR在点P处相交, 在高压侧与上述曲线相邻的曲线的切线IF。 根据第二实施方案的液晶组合物的特征在于,由式(B)定义的参数G为0至0.3(其中S表示由滞后曲线包围的区域的面积,Tmin表示 透射率,To表示没有施加电压时的透射率),当透射率达到最大值Tmax时,绝对值| V | 外加电压增加到超过给定值| V | min。
    • 66. 发明申请
    • HARDENABLE COATING RESIN COMPOSITION, COATED MATERIALS AND CONTAINERS, AND PROCESS FOR PRODUCING THEM
    • 耐磨涂料树脂组合物,涂层材料和容器及其生产工艺
    • WO1996023842A1
    • 1996-08-08
    • PCT/JP1996000163
    • 1996-01-29
    • MITSUI PETROCHEMICAL INDUSTRIES, LTD.INAGAKI, HajimeYOSHII, Koji
    • MITSUI PETROCHEMICAL INDUSTRIES, LTD.
    • C09D04/02
    • G06K7/10693C09D4/00Y10T428/1352C08F222/1006
    • A material or container covered with a hardened coating film is obtained by coating the surface of a substrate made of a resin or the like with a hardenable coating resin composition comprising (a) a poly[(meth)acryloyloxyalkyl](iso)cyanurate of general formula (1) or (2) (wherein X , X and X are each (meth)acryloyl, hydrogen or alkyl (at least two of them being (meth)acryloyl); and R , R and R are each oxyalkylene or polyoxyalkylene), (b) a polyoxyalkanepolyol poly(meth)acrylate, (c) 2-methyl-[4-(methyltio)phenyl]-2-morpholino-1-propanone as photopolymerization initiator, (d) a thioxanthone photopolymerization initiator, (e) a monohydroxybenzophenone ultraviolet absorber, and (f) an organic solvent. The material and container thus coated are superior to those of the prior art in hardening characteristics and characteristics of hardened coating film, being suitable for utilization as a re-usable coated material.
    • 用硬化涂料树脂组合物涂覆由树脂等制成的基材的表面可以获得覆盖有硬化涂膜的材料或容器,该组合物包含(a)一般的(a)聚(甲基)丙烯酰氧基烷基(异)氰尿酸酯 式(1)或(2)(其中X 1,X 2和X 3各自为(甲基)丙烯酰基,氢或烷基(其中至少两个为(甲基)丙烯酰基) (b)聚氧化烯多元醇聚(甲基)丙烯酸酯,(c)2-甲基 - [4-(甲基氧)苯基] -2-吗啉代 - (d)噻吨酮光聚合引发剂,(e)单羟基二苯甲酮紫外线吸收剂和(f)有机溶剂。 如此涂覆的材料和容器优于现有技术的硬化涂膜的硬化特性和特性,适用于可再使用的涂覆材料。
    • 67. 发明申请
    • PROCESS FOR PRODUCING POLYOLEFIN HAVING TERMINAL FUNCTIONAL GROUP
    • 生产具有终端功能团的聚烯烃的方法
    • WO1996011958A1
    • 1996-04-25
    • PCT/JP1995002081
    • 1995-10-12
    • MITSUI PETROCHEMICAL INDUSTRIES, LTD.KIOKA, MamoruKOJO, Shinichi
    • MITSUI PETROCHEMICAL INDUSTRIES, LTD.
    • C08F08/00
    • C08F8/00C08F110/06C08F8/18
    • A process for producing a polyolefin having a terminal functional group in an industrially advantageous manner, comprising the step (A) of producing a terminally modified polyolefin of the general formula P-AlR R (wherein P represents a polymer chain, and R and R represent each a C1-C10 hydrocarbon group, etc.) in the presence of an olefin polymerization catalyst prepared from a solid titanium catalyst component (a), an organoaluminum compound (b), and optionally an organosilicon compound (c) and the step (B) of either conducting a substitution reaction between the -AlR R group of the polyolefin obtained in the step (A) and a compound having a functional structure, or conducting a substitution reaction between the -AlR R group of the polyolefin obtained in the step (A) and a compound having a structure capable of forming a functional group by solvolysis, followed by the solvolysis of the reaction product to yield a polyolefin of the general formula P-X (wherein P is as defined above, and X represents a functional group). The obtained polyolefin is useful as, for example, a compatibilizer for polymer blends and a starting material for molecular design.
    • 一种以工业上有利的方式制备具有末端官能团的聚烯烃的方法,包括制备通式为P-AlR 1 R 2的末端改性聚烯烃的步骤(A)(其中P表示聚合物链 在由固体钛催化剂组分(a),有机铝化合物(b)制备的烯烃聚合催化剂存在下,R 1和R 2各自代表C1-C10烃基等) 任选的有机硅化合物(c)和在步骤(A)中获得的聚烯烃的-AlR 1 R 2基团与具有官能结构的化合物之间进行取代反应的步骤(B),或 在步骤(A)中获得的聚烯烃的-AlR 1 R 2基团与通过溶剂分解形成官能团的结构的化合物之间进行取代反应,然后将反应产物溶解分解成 得到通式PX的聚烯烃(其中P i s,X表示官能团)。 所得聚烯烃可用作例如聚合物共混物的增容剂和用于分子设计的原料。