Samsung Sdi Co., Inc.

Cheil Industries Inc.

Hyundai Motor Company

Kia Motors Corporation

Samyang Corporation

Ki Yong Kim

In Cheon Han

Ik Hwan Cho

Chan Woo Kim

Sung Hyun Mun

Lee June Kim

Jee Hee Kim

Mun Bo Ko

Sung Man Cho

Eun Sol Cho

Yeon Ju Na

Byung Kyu Cho

Seung Chan Hong

Han Saem Kang

Hyung Jin Roh

Do Won Kim

Sun Chul Jin

Nung Hyun Kim

Jong Gon Kim

Jong Seong Yim

Ho Bin Shon

Provided are a polarizer comprising a polyvinyl alcohol-based film and having an endothermic peak of 50° C. to 60° C. when measured by differential scanning calorimetry at a temperature increase rate of 10° C./min; a polarizing plate comprising a polarizer and a first protective film and a second protective film laminated on one surface and the other surface of the polarizer, respectively, and having an initial shrinkage initiation temperature greater than 70° C. and less than or equal to 90° C. during thermomechanical analysis; and an optical display device comprising same.

Polarizer, polarizing plate, and optical display device comprising same

A polarizing plate and an optical display device comprising the same are disclosed. The polarizing plate includes a polarizer comprising a zinc cation and a unit represented by the Formula 1, and the polarizing plate has a chrominance variation ΔE of about 5.2 or less, as calculated by Equation 1.

Polarizing plate and optical display device including same

The present invention relates to a polycarbonate resin composition for 3D printing and a 3D printing filament comprising same and, more specifically, to a polycarbonate resin composition for 3D printing and a 3D printing filament comprising same, the polycarbonate resin composition comprising a specific combination of a polycarbonate (PC) resin, a polybutylene terephthalate (PBT) resin, a superplasticizer, and an impact modifier, wherein the polycarbonate resin retains superior mechanical properties while particular properties, such as an output performance, a winding property, and an anti-shrinkage property, required for 3D printing filaments, are excellently balanced.

Polycarbonate resin composition for 3D printing and 3D printing filament comprising same

An adhesive film and an optical display, the adhesive film being prepared from an adhesive composition that includes a (meth)acrylic copolymer, wherein the adhesive film has an elongation of about 750% to about 3,000%, and satisfies the following Equation 1:=about 3.0 to about 20,

Optical display comprising an adhesive film

Disclosed are a composition for a radar penetration cover of a vehicle which may improve dielectric properties while maintaining excellent mechanical physical properties, and the radar penetration cover including the same. The composition for a radar penetration cover includes: an amount of about 60 to 70 wt % of polybutylene terephthalate (PBT), an amount of about 10 to 20 wt % of polycarbonate (PC), and an amount of about 11.5 to 27.8 wt % of an additive including polypropylene (PP) having maleic anhydride (MAH) grafted to an end group and a glass fiber (GF), wt % based on the total weight of the composition.

Composition for radar penetration cover of vehicle

A polarizing plate and an optical display comprising the same are disclosed. The polarizing plate includes: a polarizer and a first protective layer stacked on one surface of the polarizer via a bonding layer, wherein the bonding layer is formed of a bonding layer composition including an epoxy compound and a photocationic initiator, and the polarizing plate has a chrominance variation &#x394;E of 5.2 or less, as calculated by Equation 1.

Polarizing plate and optical display device comprising same

An adhesive film and an optical display, the adhesive film being prepared from an adhesive composition that includes a (meth)acrylic copolymer, wherein the adhesive film has an elongation of about 750% to about 3,000%, and satisfies the following Equation 1:PB/PY=about 3.0 to about 20,

Adhesive film and optical display including the same

A booster seat includes: a seat base; and a pair of armrests integrated with a rear portion of the seat base, and spaced apart from each other in a width direction of the seat base. In particular, each armrest has a shoulder belt guide channel guiding a shoulder belt of a seat belt, and a lap belt guide channel guiding a lap belt of the seat belt, and the shoulder belt guide channel and the lap belt guide channel are separated from each other.

Booster seat

An adhesive film includes a cured product of a (meth)acrylic copolymer and has a refractive index from about 1.5 to about 1.6. An adhesive composition for preparing the adhesive film includes a (meth)acrylic copolymer of a monomer mixture. A display member includes the adhesive film coated on one or more surfaces of an optical film.

Adhesive film, adhesive composition for the same, and display member including the same

An adhesive film, an adhesive composition for the same, and a display member including the same are disclosed. The adhesive film includes a cured product of an adhesive composition, which includes a (meth)acrylic copolymer formed from a monomer mixture including (a1) an alkyl (meth)acrylate having a Cto Calkyl group and (a2) an alkyl (meth)acrylate having an alkyl group having 18 or more carbon atoms. The adhesive film has a ratio (B/A) of 90&#xb0; peel strength (B) after aging the adhesive film at 25&#xb0; C. for 30 minutes and leaving the adhesive film at 90&#xb0; C. for 40 seconds to 90&#xb0; peel strength (A) after aging the adhesive film at 25&#xb0; C. for 30 minutes of about 0.1 or less.

An adhesive film, an adhesive composition for the same, and an optical member including the same, the adhesive film having an index of refraction of about 1.48 or more and a dielectric constant variation of about 30% or less, as expressed by Equation 1: 

Adhesive film, adhesive composition for the same, and optical member including the same

An adhesive film, an adhesive composition for the same, and a display apparatus including the same. The adhesive film includes a urethane functional group, has a glass transition temperature (Tg) of about 30&#xb0; C. or less, a loss modulus of about 4&#xd7;10dyn/cmto about 8&#xd7;10dyn/cmupon frequency sweep testing under conditions of a strain of 3%, 60&#xb0; C. and 1 rad/s, and tan &#x3b4; of about 0.2 to 0.55 upon frequency sweep testing under conditions of a strain of 3%, 60&#xb0; C. and 1 rad/s.

Adhesive film, adhesive composition for the same, and display apparatus including the same

An adhesive film and an optical display including the same. The adhesive film has a tan &#x3b4; of about 0.12 to about 0.4 upon frequency sweep testing under conditions of a strain of 5%, 30&#xb0; C. and 1 rad/s, and a tan &#x3b4; of about 0.2 to about 0.7 upon frequency sweep testing under conditions of a strain of 5%, 30&#xb0; C. and 100 rad/s.

Growing community of inventors

Uiwang-si, South Korea

Ki Yong Kim