Patent application number | Description | Published |
20100152357 | Polycarbonate Resin Composition with Improved Transparency and Scratch-Resistance - A polycarbonate resin composition can have improved transparency and scratch resistance of the present invention and comprises about 10 to about 99% by weight of polycarbonate resin (A); and about 1 to about 90% by weight of acrylic copolymer with ultra-low molecular weight and high refractive index (B). The resin composition of the present invention can further comprise acrylic resin (C). The acrylic copolymer with ultra-low molecular weight and high refractive index (B) can have a refractive index of about 1.495 to about 1.590 and a weight average molecular weight of about 3,000 to about 40,000 g/mol. | 06-17-2010 |
20100168296 | Flameproof Thermoplastic Resin Composition - The thermoplastic resin composition of the present invention comprises: about 100 parts by weight of a base resin comprising (A) about 5 to about 40% by weight of a rubber modified aromatic vinyl based copolymer resin, (B) about 30 to about 90% by weight of a polycarbonate resin, and (C) about 1 to about 50% by weight of a noncrystalline polyester resin; and (D) about 5 to about 30 parts by weight of an aromatic phosphate ester based compound. | 07-01-2010 |
20120172497 | Polycarbonate Resin Composition - Disclosed are a polycarbonate resin composition and a molded product formed of the same. The polycarbonate resin composition includes a polycarbonate resin and three types of UV stabilizers including a first benzotriazole UV stabilizer, a second benzotriazole UV stabilizer, and a bismalonate UV stabilizer to improve heat stability, weather resistance, and visible light transmittance. | 07-05-2012 |
20120172539 | Heat-Resistant Polyamide Resin Composition and Method of Preparing the Same - A polyamide resin produced by polymerization of an aliphatic diamine monomer mixture (A) and polyester resin (B) is disclosed. The aliphatic diamine monomer mixture (A) includes an aliphatic diamine monomer (a1) having 2 to 6 carbon atoms, and an aliphatic diamine monomer (a2) having 6 to 12 carbon atoms, with the proviso that (a1) and (a2) are different and have a different number of carbon atoms. A method to produce the polyamide resin is also disclosed. The polyamide resin can have excellent heat resistance, low hygroscopic property and good color. | 07-05-2012 |
20120309927 | Polyarylene Ether and Method for Preparing the Same - Polyarylene ether is polymerized using a dissolving agent including anisole, wherein the polyarylene ether includes about 1 to about 3,000 ppm of anisole. | 12-06-2012 |
20130085252 | POLYCARBONATE AND METHOD OF PREPARING THE SAME - Polycarbonate includes repeat units represented by Formula 1, Formula 2 and Formula 3, respectively: | 04-04-2013 |
20130165621 | Method for Preparing Polycondensation Resin - Disclosed herein is a method for preparing a polycondensation resin. The method includes preparing a low degree condensate; and solid phase polymerizing the low degree condensate, wherein a granular molded article is introduced into the solid phase polymerization. The method enables efficient manufacture of high quality resins without problems such as agglomeration or scaling of a low degree condensate in pipes. | 06-27-2013 |
20130171435 | Plastic Glazing and Method of Preparing the Same - A plastic glazing includes a base layer; and a coating layer formed on one surface of the base layer, wherein the base layer includes polycarbonate including a biphenyl group. The biphenyl group is present in an amount of about 10 mol % to about 50 mol % based on the total amount of polycarbonate. | 07-04-2013 |
20130225770 | Polyamide Resin - A polyamide resin is a polymer comprising (A) aliphatic diamine; and (B) dicarboxylic acid, wherein the (A) aliphatic diamine includes (a1) a first aliphatic diamine monomer including a C4, C6, C8 or C10 aliphatic diamine or a combination thereof, and (a2) a second aliphatic diamine monomer including a C12, C14, C16 or C18 aliphatic diamine or a combination thereof. The polymer can have good melt processability, low absorbency, and/or excellent brightness. | 08-29-2013 |
20140186602 | Polycarbonate Resin for Film, Method for Preparing the Same and Film Including the Same - A polycarbonate resin includes a repeat unit represented by Formula 1; a repeat unit represented by Formula 2; and a repeat unit represented by Formula 3, wherein the polycarbonate resin has a weight average molecular weight of about 15,000 g/mol to about 60,000 g/mol and a melt index of about 3 g/10 min to about 40 g/10 min.: | 07-03-2014 |
20140213681 | Method for Preparing Polycarbonate Resin - A method for preparing a polycarbonate resin includes polymerizing an aromatic dihydroxyl compound and a diaryl carbonate to prepare a polycarbonate pre-polymer; injecting and mixing an inert gas with the prepared polycarbonate pre-polymer; and foaming and polymerizing the polycarbonate pre-polymer with which the inert gas is mixed. The method can prevent or reduce yellowing upon melt polymerization of the polycarbonate resin. | 07-31-2014 |
20150038615 | Polycarbonate and Method of Preparing the Same - A polycarbonate resin of the present invention is characterized by comprising repeating units represented by Formula 1, Formula 2, Formula 3 and Formula 4, respectively. | 02-05-2015 |