摘要:
[PROBLEMS] To provide a liquid crystal sealant that exhibits high bonding strength at high temperatures even at a cell gap as narrow as =3 m, being able to provide a liquid crystal display cell of high reliability, and that with respect to the production process, is applicable to both of the conventional thermosetting sheet-fed process and jig press process. [MEANS FOR SOLVING PROBLEMS] There is provided a liquid crystal sealant comprising as essential components (a) epoxy resin, (b) curing agent containing at least one type of each of novolak resin and polyfunctional hydrazide compound, and (c) inorganic filler.
摘要:
The present invention provides a liquid crystal sealing composition and a liquid crystal display panel excellent in adhesion, moisture permeation resistance and heat resistance and superior for use in a sheet press heating bonding system. The liquid crystal sealing composition comprises (1) an alkoxysilyl group-containing modified epoxy resin obtained by de-alcohol condensation reaction of (a) an epoxy resin having at least one hydroxyl group in one molecule and (b) an alkoxysilyl group-containing compound, (2) a heat latent epoxy curing agent, (3) a filler having an average particle diameter of 0.1 to 10 μm, and if necessary (4) an epoxy resin having at least 1.2 epoxy groups on average in one molecule, (5) an aprotic solvent having a boiling point in the range of 140 to 220° C., compatible with epoxy resin and inert to an epoxy group, and (6) other additives.
摘要:
There has been a need for an overcoat film composition that functions as an overcoat film in terms of high transparency and flatness, and that also functions as an aligning film in terms of liquid crystal molecular alignment. There has also been a need to lower the cost of manufacturing a liquid crystal display element. There is provided an overcoat film composition comprising one or more compounds selected from the group of polyester-polyamic acids (A1) obtained using at least a polyhydric hydroxy compound (a1), a diamine (a2), and a compound having two or more acid anhydride groups (a3), and polyester-polyimides (A2) that are imidization products thereof, and a polyamic acid (B).
摘要:
An object of the present invention is to provide an optical film assured of reflectance low enough to suppress glaring and excellent in the scratch resistance, antifouling property and antistatic property, and another object is to provide a polarizing plate and a display, using such an antireflection film. These objects can be attained by an optical film, particularly, an antireflection film, containing a support and a thin film layer formed by coating a composition containing fine particles and a binder, in which the SP value ((B/A)×100)) which is a ratio of an average particle filling factor (B) in the region of 30% of the film thickness on the upper side opposite the support to an average particle filling factor (A) in the entirety of the thin film layer is 90% or less; and a polarizing plate and an image display, using the optical film.
摘要:
Provided is an anisotropic conductive paste in which an aqueous solution obtained by admixing the anisotropic conductive paste with purified water has an ionic conductivity of 1 mS/m or less; the B stage-reduced composition has a viscosity of 50 to 10000 Pa.s at 80 to 100° C.; and the cured matter of the anisotropic conductive paste has a linear expansion coefficient of 10×10−5 mm/mm/° C. or less at 0 to 100° C., a heat deformation temperature Tg of 100° C. or higher, a water absorption coefficient of 2 mass % or less and a specific resistance of 1×109&OHgr;.cm or more.
摘要翻译:提供一种各向异性导电浆料,其中通过将各向异性导电浆料与纯化水混合而获得的水溶液具有1mS / m以下的离子电导率; B阶段还原组合物在80〜100℃下的粘度为50〜10000Pa·s。 并且各向异性导电糊的固化物在0〜100℃下的线膨胀系数为10×10 -5 mm / mm /℃以下,热变形温度Tg为100℃以上, 吸水系数为2质量%以下,电阻率为1×10 9Ω·cm以上。
摘要:
A composition useful as a sealing element for electrochromic devices comprises (a) an epoxy resin component including at least two of a dicyclopentadiene epoxy resin, a naphthalene epoxy resin, a bisphenol A epoxy resin, a bisphenol F epoxy resin and a novolac epoxy resin; (b) a toughening agent; and (c) a latent curative.
摘要:
In a liquid crystal display panel sealing apparatus, a cassette is provided to accommodate a plurality of laminated liquid crystal display panels into which liquid crystal is injected, and a pressurizing unit is provided to accommodate the cassette. The pressurizing unit includes a plurality of pressurizing actuators for pressurizing the liquid crystal display panels.
摘要:
Provided is a black sealant for liquid crystal cell comprising (a) an epoxy resin, (b) a novolac resin, (c) a curing accelerator and (d) a titanium-type black pigment. The use of the black sealant for liquid crystal cell of the present invention can provide a liquid crystal cell which prevents light leakage of the liquid crystal cell from the sealed portion, which has a high electrical insulation property and which is excellent in an adhesion strength and a humidity resistance.
摘要:
A resin composition for sealing liquid crystal cells comprising as principal ingredients epoxy resin containing a polysulfide modified epoxy resin, hydrazide compounds and fillers.The said epoxy resin contains a polysulfide modified epoxy resin expressed in an amount of the general formula (1) by 20 to 100% by weight in the entire epoxy resin and the average molecular weight of the entire epoxy resin is between 300 and 3000 Formula (1) is defined as follows: ##STR1## where each of R.sup.1 and R.sub.3 represents at least one organic group selected from a group consisting of bisphenol structures, aliphatic oxyether structures and aliphatic thioether structures and R.sup.2 represents a polysulfide structure expressed by --(C.sub.2 H.sub.4 OCH.sub.2 OC.sub.2 H.sub.4 S.sub.m).sub.n --, wherein m represents the number of sulfur atoms contained in a polysulfide structure, which is 1 or 2, and n represents the average number of polysulfide structures contained in the above formula, which is between 1 and 50.A film-made liquid crystal cell made by using the resin composition is excellent in adhesion, flexibility, electric properties and has high reliability.
摘要:
Laminates containing one or more plies of substrate material impregnated with a composition containing (A) one or more epoxy resins, (B) one or more curing agent and (C) about 0.00005 to about 0.1 mole per epoxide equivalent of cure controlling catalyst, wherein at least one of components (A) or (B) contain at least one mesogenic moiety, which, optionally, has been subjected to either (a) the application of an electric field, (b) the application of a magnetic field, (c) drawing or shear forces, or (d) any combination thereof, are prepared.