Cheil Industries Inc.

Samsung Sdi Co., Inc.

Kudko Chemical Co., Ltd.

Kyoung Soo Park

Young Woo Park

Dong Seon Uh

Arum Yu

Kwang Jin Jung

Ja Young Hwang

Hyun Min Choi

Kang Bae Yoon

Joon Mo Seo

Kyoung Ku Kang

Ji Yeon Kim

Jae Sun Han

Young Ju Shin

Kyoung Hun Shin

Nam Ju Kim

Kyung Il Sul

Hyun Hee Namkung

Sang Sik Bae

Cheon Seok Lee

Bong Yong Kim

Byeong Geun Son

Ji Eun Kim

Jin Seong Park

Hyun Joo Seo

Kyung Jin Lee

Byeong Hwan Jeon

Woo Jin Lee

Jin Kyu Kim

Jong Hyuk Eun

Soon Young Kwon

Youn Jo Ko

Woo Jun Lim

Jang Hyun Cho

Woo Jung Shin

Young Hun Kim

Gyu Ho Lee

Il Rae Cho

Kyong Hun Shin

Young Jin Kwon

A semiconductor device includes a first connecting member having a first electrode, a second connecting member having a second electrode, and an anisotropic conductive film between the first connecting member and the second connecting member, the anisotropic conductive film electrically connecting the first and second electrodes to each other. The anisotropic conductive film includes a polymer binder resin, an epoxy resin, conductive particles, and a curing agent. The epoxy resin includes a naphthalene ring-containing epoxy resin and a dicyclopentadiene ring-containing epoxy resin. The naphthalene ring-containing epoxy resin is included in an amount of 100 parts by weight to 500 parts by weight based on 100 parts by weight of the dicyclopentadiene ring-containing epoxy resin.

Semiconductor device connected by anisotropic conductive film

An anisotropic conductive film, the anisotropic conductive film including an insulating layer and a conductive layer laminated on the insulating layer, the conductive layer containing conductive particles, wherein after glass substrates are positioned to face each other on the upper and lower surface of the anisotropic conductive film and are pressed against the anisotropic conductive film at 3 MPa (based on the sample area) and 160&#xb0; C. (based on the detection temperature of the anisotropic conductive film) for 5 sec, a ratio of the area of the insulating layer to that of the conductive layer is from about 1.3:1 to about 3.0:1.

Electronic device

A semiconductor device connected by an anisotropic conductive film, the anisotropic conductive film having a differential scanning calorimeter onset temperature of 60&#xb0; C. to 85&#xb0; C., and a elastic modulus change of 30% or less, as calculated by Equation 1, below,Elastic modulus change(%)={()/}&#xd7;100&#x2003;&#x2003;[Equation 1] wherein Mis an initial elastic modulus in kgf/cmof the anisotropic conductive film as measured at 25&#xb0; C., and Mis a elastic modulus in kgf/cmof the anisotropic conductive film as measured at 25&#xb0; C. after the film is left at 25&#xb0; C. for 170 hours.

A semiconductor device connected by an anisotropic conductive film. The anisotropic conductive film includes a composition for an anisotropic conductive film including a first epoxy resin having an exothermic peak temperature of about 80&#xb0; C. to about 110&#xb0; C. and a second epoxy resin having an exothermic peak temperature of 120&#xb0; C. to 200&#xb0; C., as measured by differential scanning calorimetry (DSC). The first epoxy resin and the second epoxy resin are present in combined amount of about 30 wt % to about 50 wt % based on a total weight of the composition in terms of solid content. The second epoxy resin is present in an amount of about 60 to about 90 parts by weight based on 100 parts by weight of the first and second epoxy resins.

A semiconductor device bonded by an anisotropic conductive film and an anisotropic conductive film composition, the anisotropic conductive film including a reactive monomer having an epoxy equivalent weight of about 120 to about 180 g/eq; a hydrogenated epoxy resin; and a sulfonium cation curing catalyst.

Anisotropic conductive film and semiconductor device bonded by the same

An anisotropic conductive film includes a conductive adhesive layer including conductive particles and insulating particles, and an insulating adhesive layer not including conductive particles. In the anisotropic conductive film, the conductive particles and the insulating particles of the conductive adhesive layer have a total particle density of 7.0&#xd7;10/dto 10.0&#xd7;10/d(particles) per square millimeter (mm) (where d is a diameter of the conductive particles in &#x3bc;m).

Anisotropic conductive film including conductive adhesive layer and semiconductor device connected by the same

Provided is a semiconductor device, including an anisotropic conductive film connecting the semiconductor device, the anisotropic conductive film having a maximum stress of 0.4 kgf/mmor more; and a stress-strain curve having a slope (A) of greater than 0 and less than or equal to 0.2 kgf/(mm&#xb7;%) as represented by the following equation 1:slope()=(&#xbd;)/&#x2003;&#x2003;(1),

An electronic device includes a connection material formed from an adhesive composition that includes: a polymer resin; a cationic polymerization catalyst represented by Formula 1; and an organic base, where, in Formula 1, Rmay be selected from the group of hydrogen, C-Calkyl, C-Caryl, &#x2014;C(&#x2550;O)R, &#x2014;C(&#x2550;O)OR, and &#x2014;C(&#x2550;O)NHR(in which R, R, and Rmay each independently be selected from C-Calkyl and C-Caryl), Rmay be C-Calkyl, and Rmay be selected from the group of a nitrobenzyl group, a dinitrobenzyl group, a trinitrobenzyl group, a benzyl group, a C-Calkyl-substituted benzyl group, and a naphthylmethyl group.

Electronic device using anisotropic conductive composition and film

A semiconductor device connected by an anisotropic conductive film including a first insulation layer, a conductive layer, and a second insulation layer one above another, wherein the conductive layer has an expansion length of 20% or less in a width direction thereof, and the second insulation layer has an expansion length of 50% or more in a width direction thereof, the expansion length is calculated according to Equation 1, below, after glass substrates are placed on upper and lower sides of the anisotropic conductive film respectively, followed by compression at 110&#xb0; C. to 200&#xb0; C. for 3 to 7 seconds under a load of 1 MPa to 7 MPa per unit area of a sample,Increased ratio of expansion length (%)=[(length of corresponding layer in width direction after compression&#x2212;length of corresponding layer in width direction before compression)/length of corresponding layer in width direction before compression]&#xd7;100.&#x2003;&#x2003;[Equation 1]

An electronic device includes an anisotropic conductive film as a connection material, the anisotropic conductive film being formed from an anisotropic conductive film-forming composition. The anisotropic conductive film-forming composition includes a polycyclic aromatic ring-containing epoxy resin, a fluorene epoxy resin, nano silica and conductive particles.

Anisotropic conductive film and electronic device including the same

An anisotropic conductive adhesive composite and film include a binder and conductive particles dispersed in the binder. The conductive particles include a copper core particle and a metal coating layer coated on a surface of the corresponding copper core particle.

Anisotropic conductive adhesive composite and film, and circuit connecting structure including the same

An anisotropic conductive film composition for bonding an electronic device may include a hydrogenated bisphenol A epoxy monomer represented by Formula 1 or a hydrogenated bisphenol A epoxy oligomer represented by Formula 2: 

Anisotropic conductive film composition, anisotropic conductive film, and semiconductor device bonded by the same

An electrical connection material between conductors includes about 40 wt % to about 80 wt % of a urethane-modified acrylate resin, based on a total weight of the electrical connection material, the electrical connection material exhibiting, after curing, a tensile elongation of about 100% to about 500% and a yield point strain of about 10% to about 50% in a stress-strain curve.

Electrical connection material and a solar cell including the same

A composition for a circuit connection film and a circuit connection film using the same, the composition including a binder resin including an acrylate modified urethane resin, a carboxyl modified acrylonitrile butadiene rubber, and an acrylic copolymer, the acrylic copolymer having an acid value of about 1 to about 100 mg KOH/g, a radical polymerizable compound including at least one of an isocyanurate acrylate compound and a compound having a (meth)acrylate group, and an organic peroxide.

Composition for circuit connection film and circuit connection film using the same

An anisotropic conductive adhesive composition includes an acrylic rubber binder having a weight average molecular weight of about 100,000 to about 1,000,000, a first component including at least one of a mono(meth)acrylate compound and a di(meth)acrylate compound, a second component including at least one of a tri(meth)acrylate compound and a compound having more than three (meth)acrylate groups, an organic peroxisde, and conductive particles. The second component is present in an amount of about 1 to about 10% by weight, based on the total weight of the acrylic rubber, the first component, the second component, the organic peroxide, and the conductive particles.

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Uiwang-si, South Korea

Kyoung Soo Park