Lg Chem, Ltd

Immunomet Therapeutics Inc.

Young Woo Lee

Choong Hoon Lee

Sang Eun Park

Hae Woong Park

Eun Jung Lee

Jin Sam Gong

Jung Ho Jun

Jin Kuk Lee

Ji Sun Lee

Hye Jin Heo

Hong Bum Lee

Hong Woo Kim

Hyo Ju Kim

Ji Yoon Woo

Don Ho Kum

Sung Wuk Kim

Seung Hwan Jung

Dae Woong Lee

Ji Ae Kook

Ik Je Choe

Sang Hee Yoo

Seul Ki Kim

Ji Hyun Park

Jae Kap Jeong

Yoon Hee Cho

Young Shil Do

Woong Cho

Mi Jeong Kim

Seo-il Kim

Jun Hyuk Lee

An ethylene/alpha-olefin copolymer and method for preparing the same is disclosed herein. In some embodiments, an ethylene/alpha-olefin copolymer satisfying the following conditions, (a) a density of 0.85 to 0.89 g/cc, (b) a molecular weight distribution of 1.8 to 2.3, (c) a melt index (MI) of 1 to 100 dg/min, and (d) a full width at half maximum (FWHM) of a crystallization peak of 15 or more. The ethylene/alpha-olefin copolymer has high volume resistance and light transmittance.

Ethylene/alpha-olefin copolymer with excellent electrical insulation

An ethylene/alpha-olefin copolymer and method for preparing the same is disclosed herein. In some embodiments, an ethylene/alpha-olefin copolymer satisfying the following conditions, (a) a density of 0.85 to 0.89 g/cc, (b) a molecular weight distribution of 1.5 to 2.3, (c) a melting temperature of 85° C. or less, and (d) a free volume proportional constant (C) of 600 or less. The ethylene/alpha-olefin copolymer has high volume resistance and light transmittance.

The present invention relates to a composition for an encapsulant film, including an ethylene/alpha-olefin copolymer having high volume resistance and light transmittance, and an encapsulant film using the same.

Composition for encapsulant film comprising ethylene/alpha-olefin copolymer and encapsulant film comprising the same

The present invention relates to an ethylene/alpha-olefin copolymer having a high weight average molecular weight and narrow molecular weight distribution, and at the same time, a reduced characteristic relaxation time, thereby showing excellent physical properties, and a method for preparing the same. A resin composition having improved volume resistance and excellent light transmittance may be prepared by using such ethylene/alpha-olefin copolymer. Accordingly, the ethylene/alpha-olefin copolymer may be utilized in various uses in electrical and electronic industrial fields.

Ethylene/alpha-olefin copolymer and method for preparing the same

The present invention relates to a composition for an encapsulant film including an ethylene/alpha-olefin copolymer having high volume resistance and light transmittance, and an encapsulant film using the same.

The present invention relates to guanidine compounds for inhibiting mitochondrial oxidative phosphorylation (OXPHOS) and use thereof. More specifically, the present invention relates to a pharmaceutical composition for preventing or treating a OXPHOS-related disease, particularly cancer, by inhibiting mitochondrial oxidative phosphorylation and reprogramming cellular metabolism.

Guanidine compounds and use thereof

The present invention relates to guanidine compounds for inhibiting mitochondrial oxidative phosphorylation (OXPHOS) and use thereof. More specifically, the present invention relates to a pharmaceutical composition for preventing or treating a OXPHOS-related disease, particularly cancer by inhibiting mitochondrial oxidative phosphorylation and reprogramming cellular metabolism.

The present invention provides an olefin-based polymer which satisfies the following conditions of (1) to (4) and is capable of exhibiting improved impact strength without degrading mechanical properties such as tensile strength: (1) density (d): from 0.850 to 0.910 g/cc, (2) melting index (MI, 190&#xb0; C., 2.16 kg load conditions): from 0.1 to 100 g/10 min, (3) molecular weight distribution (MWD): from 1.5 to 3.0, and (4) two peaks are shown in a temperature range of &#x2212;20&#xb0; C. to 120&#xb0; C. when taking measurements of temperature rising elution fractionation (TREF), and a relation of T(90)&#x2212;T(50)&#x2265;60&#xb0; C. is satisfied (where T(90) is a temperature at which 90 wt % of the olefin-based polymer is eluted, and T(50) is a temperature at which 50 wt % of the olefin-based polymer is eluted).

Olefin-based polymer

The present invention provides a polypropylene-based composite material capable of exhibiting excellent strength properties and impact strength properties, particularly, markedly improved impact strength properties at a low temperature without using a separate additive by including (A) polypropylene, and (B) an olefin-based polymer which satisfies the conditions of the following (b1) to (b4): (b1) density (d): from 0.850 to 0.910 g/cc, (b2) melt index (MI, 190&#xb0; C., 2.16 kg load conditions): from 0.1 g/10 min to 100 g/10 min, (b3) molecular weight distribution (MWD): from 1.5 to 3.0, and (b4) i) two peaks are shown in a temperature range of &#x2212;20&#xb0; C. to 120&#xb0; C. when taking measurements of temperature rising elution fractionation, and ii) a relation of T(90)&#x2212;T(50)&#x2265;60&#xb0; C. is satisfied (where T(90) is a temperature at which 90 wt % of the olefin-based polymer is eluted, and T(50) is a temperature at which 50 wt % of the olefin-based polymer is eluted).

Polypropylene-based composite material

The present invention relates to biguanide compounds and use thereof, more particularly, to biguanide derivatives exhibiting excellent effects for inhibition of cancer cell proliferation and inhibition of cancer metastasis and recurrence, a method for preparing the same, a pharmaceutical composition containing the same as an active ingredient, and a method of prevention or treatment of cancer comprising the step of administering an effective amount of the composition to a subject in need thereof.

Biguanide compounds and use thereof

The present invention relates to an olefin-based polymer exhibiting a single peak when analyzed by gel permeation chromatography (GPC), and having three elution temperatures Te1, Te2 and Te3 when measuring temperature rising elution fractionation (TREF) at a temperature ranging from &#x2212;20&#xb0; C. to 120&#xb0; C. Accordingly, the olefin-based polymer having excellent mechanical strength, and in particular, significantly improved impact strength is provided.

The present invention relates to a polyolefin having a molecular weight distribution of 1.5 to 3.0 and having a branch gradient number (BGN) of 0.01 to 1.0. According to the present invention, there is provided the polyolefin having a narrow molecular weight distribution and showing a unique comonomer distribution to have excellent impact strength and mechanical physical properties.

Polyolefin

The present invention relates to a method of preparing an olefin-based polymer including a step of polymerizing an olefin monomer in the presence of a catalyst composition including a cis isomer and a trans isomer. According to the method of preparing an olefin-based polymer according to an embodiment of the present invention, similar level of density and molecular weight may be exhibited with a relatively smaller amount of octene when compared to that of a common polymer. Thus, a stable olefin-based polymer having good copolymerization properties may be prepared.

Method of preparing olefin-based polymer and olefin-based polymer prepared thereby

The present invention relates to an olefin-based polymer including an elution temperature 1 (Te1) and an elution temperature 2 (Te2), which are elution temperatures of the olefin-based polymer in a temperature range from &#x2212;20&#xb0; C. to 130&#xb0; C. when measuring temperature rising elution fractionation (TREF) and having branch gradient number (BGN) from &#x2212;1.0 to &#x2212;0.001 when measuring chromatography Fourier transform infrared spectroscopy (GPC FT-IR).

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Daejeon, South Korea

Young Woo Lee