Patents by Inventor Su Hak Bae

Su Hak Bae has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 9771467
    Abstract: A thermoplastic resin composition includes a thermoplastic resin comprising a polycarbonate resin; inorganic fillers; and a sulfonate represented by Formula 1: wherein R1 is a C6 to C30 hydrocarbon group. The thermoplastic resin composition can have excellent impact resistance, rigidity, flame retardance, physical property balance therebetween, and the like.
    Type: Grant
    Filed: May 26, 2015
    Date of Patent: September 26, 2017
    Assignee: Lotte Advanced Materials Co., Ltd.
    Inventors: Hyun Joo Han, Ji Hye Lee, Joong In Kim, Ha Na Ra, Su Hak Bae, Sung Hee Ahn, Min Jeong Lee
  • Patent number: 9321886
    Abstract: A silane compound is represented by Formula 1: wherein each R1 is independently a single bond, an ether group, a carbonyl group, a thioether group, a sulfone group, or a substituted or unsubstituted C1 to C20 hydrocarbon group, R2 and R3 are each independently a substituted or unsubstituted C1 to C20 hydrocarbon group, each R4 is independently hydrogen or a C1 to C5 hydrocarbon group, each X is independently halogen, a hydroxyl group, C1 to C20 alkoxy, or C6 to C20 aryloxy, each Y is independently a single bond, an amide group, a thioester group, a hydroxyethylene group, a carbonyl group, an aromatic group or an ester group, a and b are each independently an integer from 1 to 3, a+b is 4, no is an integer from 0 to 5, n is an integer from 5 to 50, and p and q are each independently an integer from 0 to 4.
    Type: Grant
    Filed: February 3, 2015
    Date of Patent: April 26, 2016
    Assignee: Cheil Industries Inc.
    Inventors: Su Hak Bae, Sung Hee Ahn, Hyun Joo Han, Ha Na Ra, Hyun Ho Lee
  • Publication number: 20150344670
    Abstract: A thermoplastic resin composition includes a thermoplastic resin comprising a polycarbonate resin; inorganic fillers; and a sulfonate represented by Formula 1: wherein R1 is a C6 to C30 hydrocarbon group. The thermoplastic resin composition can have excellent impact resistance, rigidity, flame retardance, physical property balance therebetween, and the like.
    Type: Application
    Filed: May 26, 2015
    Publication date: December 3, 2015
    Inventors: Hyun Joo HAN, Ji Hye LEE, Joong In KIM, Ha Na RA, Su Hak BAE, Sung Hee AHN, Min Jeong LEE
  • Patent number: 9085674
    Abstract: A polycarbonate resin composition includes a polycarbonate resin; an inorganic filler, wherein the inorganic filler includes talc; and a novel silane compound represented by Formula 1: wherein R1 is C6 to C30 alkyl, R2 is a C6 to C30 hydrocarbon group, R3 is hydrogen or C1 to C5 alkyl, and n has an average value from about 0.1 to about 3. The polycarbonate resin composition can have excellent impact resistance with minimal or no reduction in molecular weight of the polycarbonate resin.
    Type: Grant
    Filed: November 10, 2014
    Date of Patent: July 21, 2015
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Yong Tae Kim, Ha Na Ra, Joong In Kim, Su Hak Bae, Ji Hye Lee, Hyun Ho Lee, Hyun Joo Han
  • Publication number: 20150148472
    Abstract: A polycarbonate resin composition includes a polycarbonate resin; an inorganic filler, wherein the inorganic filler includes talc; and a novel silane compound represented by Formula: wherein R1 is C6 to C30 alkyl, R2 is a C6 to C30 hydrocarbon group, R3 is hydrogen or C1 to C5 alkyl, and n has an average value from about 0.1 to about 3. The polycarbonate resin composition can have excellent impact resistance with minimal or no reduction in molecular weight of the polycarbonate resin.
    Type: Application
    Filed: November 10, 2014
    Publication date: May 28, 2015
    Inventors: Yong Tae KIM, Ha Na RA, Joong In KIM, Su Hak BAE, Ji Hye LEE, Hyun Ho LEE, Hyun Joo HAN
  • Publication number: 20150148471
    Abstract: A silane compound is represented by Formula 1: wherein each R1 is independently a single bond, an ether group, a carbonyl group, a thioether group, a sulfone group, or a substituted or unsubstituted C1 to C20 hydrocarbon group, R2 and R3 are each independently a substituted or unsubstituted C1 to C20 hydrocarbon group, each R4 is independently hydrogen or a C1 to C5 hydrocarbon group, each X is independently halogen, a hydroxyl group, C1 to C20 alkoxy, or C6 to C20 aryloxy, each Y is independently a single bond, an amide group, a thioester group, a hydroxyethylene group, a carbonyl group, an aromatic group or an ester group, a and b are each independently an integer from 1 to 3, a+b is 4, no is an integer from 0 to 5, n is an integer from 5 to 50, and p and q are each independently an integer from 0 to 4.
    Type: Application
    Filed: February 3, 2015
    Publication date: May 28, 2015
    Inventors: Su Hak BAE, Sung Hee AHN, Hyun Joo HAN, Ha Na RA, Hyun Ho LEE
  • Publication number: 20150140248
    Abstract: A polycarbonate resin composition includes: a polycarbonate resin; inorganic fillers including flake and acicular fillers; and a sulfonate represented by Formula 1, wherein the sulfonate is present in an amount of about 0.1 parts by weight to about 1.0 part by weight based on about 100 parts by weight of the polycarbonate resin. The polycarbonate resin composition can exhibit excellent stiffness, excellent impact resistance, excellent property balance therebetween, and the like. wherein R1 is a C6 to C30 hydrocarbon group; M is an alkali or alkali earth metal; and n is 1 or 2.
    Type: Application
    Filed: October 23, 2014
    Publication date: May 21, 2015
    Inventors: Ha Na RA, Yong Tae KIM, Su Hak BAE, Sung Hee AHN, Ji Hye LEE, Hyun Ho LEE, Hyun Joo HAN
  • Publication number: 20140378589
    Abstract: A silane compound is represented by Formula 1: wherein each R1 is independently a single bond, an ether group, a carbonyl group, a thioether group, a sulfone group, or a substituted or unsubstituted C1 to C20 hydrocarbon group, R2 and R3 are each independently a substituted or unsubstituted C1 to C20 hydrocarbon group, each R4 is independently hydrogen or a C1 to C5 hydrocarbon group, each X is independently halogen, a hydroxyl group, or C1 to C20 alkoxy, each Y is independently a single bond, an amide group, a thioester group, a hydroxyethylene group, a carbonyl group, an aromatic group or an ester group, a and b are each independently an integer from 1 to 3, a+b is 4, m is an integer from 0 to 5, n is an integer from 5 to 50, and p and q are each independently an integer from 0 to 4.
    Type: Application
    Filed: February 17, 2014
    Publication date: December 25, 2014
    Applicant: Cheil Industries Inc.
    Inventors: Su Hak BAE, Sung Hee AHN, Hyun Joo HAN, Ha Na RA, Hyun Ho LEE
  • Patent number: 8916632
    Abstract: A flame retardant thermoplastic resin composition includes: (A) about 60% by weight (wt %) to about 90 wt % of a polycarbonate resin including a first polycarbonate having a weight average molecular weight from about 30,000 g/mol to about 50,000 g/mol and a second polycarbonate having a weight average molecular weight from about 5,000 g/mol to about 20,000 g/mol; (B) about 10 wt % to about 40 wt % of an aromatic vinyl resin having a fogging index (FI) of about 0.8 or less as calculated by Equation 1 defined in the specification; (C) about 1 part by weight to about 20 parts by weight of an impact modifier based on about 100 parts by weight of (A)+(B); and (D) about 5 parts by weight to about 30 parts by weight of a flame retardant based on about 100 parts by weight of (A)+(B.
    Type: Grant
    Filed: December 3, 2013
    Date of Patent: December 23, 2014
    Assignee: Cheil Industries Inc.
    Inventors: Dong Kil Choi, Su Hak Bae, Jung Hun Lee, Dong Min Park, Seung Shik Shin, Min Jung Joo
  • Publication number: 20140187690
    Abstract: A flame retardant thermoplastic resin composition includes: (A) about 60% by weight (wt %) to about 90 wt % of a polycarbonate resin including a first polycarbonate having a weight average molecular weight from about 30,000 g/mol to about 50,000 g/mol and a second polycarbonate having a weight average molecular weight from about 5,000 g/mol to about 20,000 g/mol; (B) about 10 wt % to about 40 wt % of an aromatic vinyl resin having a fogging index (FI) of about 0.8 or less as calculated by Equation 1 defined in the specification; (C) about 1 part by weight to about 20 parts by weight of an impact modifier based on about 100 parts by weight of (A)+(B); and (D) about 5 parts by weight to about 30 parts by weight of a flame retardant based on about 100 parts by weight of (A)+(B.
    Type: Application
    Filed: December 3, 2013
    Publication date: July 3, 2014
    Applicant: Cheil Industries Inc.
    Inventors: Dong Kil CHOI, Su Hak BAE, Jung Hun LEE, Dong Min PARK, Seung Shik SHIN, Min Jung JOO
  • Publication number: 20130289180
    Abstract: A thermoplastic resin composition includes (A) a rubber reinforced aromatic vinyl resin; (B) a recycled polyester resin; (C) a vinyl copolymer including an epoxy group; and (D) a phosphorus flame retardant. The thermoplastic resin composition can be flame retardant and environmentally friendly and can have improved falling ball impact strength, flowability (fluidity), chemical resistance, thermal stability and/or processability.
    Type: Application
    Filed: June 24, 2013
    Publication date: October 31, 2013
    Inventors: Su Hak BAE, Hae Kyung SONG, Sung Hee AHN, Hye Jin LEE
  • Patent number: 7939588
    Abstract: A composition includes a salt of a carboxyethyl phosphinate ester compound. Additionally, the composition may also include a polymeric resin, such as a thermoplastic resin. The composition may have improved physical and chemical properties including flame retardancy, thermal stability, and hygroscopicity.
    Type: Grant
    Filed: November 27, 2006
    Date of Patent: May 10, 2011
    Assignee: Cheil Industries Inc
    Inventors: Sang Hyun Hong, Jeong Hwan Ku, Su Hak Bae, Jin Hwan Choi, Jin Hwan Kim, Min Soo Lee
  • Patent number: 7838593
    Abstract: A flame retardant molding composition includes a rubber modified aromatic vinyl resin, a polyphenylene ether resin, and a cyclic phosphonate ester compound. A shaped article and an electronic device can be made from the flame retardant molding composition.
    Type: Grant
    Filed: May 2, 2006
    Date of Patent: November 23, 2010
    Assignee: Cheil Industries, Inc.
    Inventors: Jeong Hwan Ku, Sang Hyun Hong, Su Hak Bae
  • Patent number: 7829629
    Abstract: A polymer composition includes a rubber modified vinyl resin, a polyphenylene ether resin, a cyclic alkyl phosphate compound, and an aromatic phosphate ester. In some embodiments, the cyclic alkyl phosphate compound is able to impart good flame retardancy to the composition and thermal resistance to the polymer composition.
    Type: Grant
    Filed: February 6, 2006
    Date of Patent: November 9, 2010
    Assignee: Cheil Industries Inc.
    Inventors: Sung Hee Ahn, Jae Ho Yang, Sang Hyun Hong, Su Hak Bae, Young Sik Ryu
  • Patent number: 7781515
    Abstract: A polymer composition includes a rubber modified aromatic vinyl resin and a cyclic alkyl phosphate compound. In some embodiments, the cyclic alkyl phosphate compound is able to impart good flame retardancy to the composition, while maintaining a good balance of the other physical and mechanical properties of the resin including Vicat Softening Temperature and impact strength.
    Type: Grant
    Filed: February 6, 2006
    Date of Patent: August 24, 2010
    Assignee: Cheil Industries Inc.
    Inventors: Young Sik Ryu, Sang Hyun Hong, Sung Hee Ahn, Jae Ho Yang, Su Hak Bae, Soon Young Jin
  • Patent number: 7781516
    Abstract: A polymer composition includes a rubber modified vinyl resin, a cyclic alkyl phosphate compound, and an aromatic phosphate ester. Some embodiments may additionally comprises a polyphenylene ether resin. In some embodiments, the compositions have good flame retardancy, color stability, impact resistance, and thermal stability.
    Type: Grant
    Filed: February 14, 2006
    Date of Patent: August 24, 2010
    Assignee: Cheil Industries Inc.
    Inventors: Su Hak Bae, Jae Ho Yang, Sang Hyun Hong
  • Patent number: 7723429
    Abstract: A polymer composition includes a rubber-modified aromatic vinyl resin and a cyclic phosphonate ester compound. Embodiments of the composition demonstrate good impact strength, flame retardancy, heat resistance. Some embodiments additionally demonstrate moisture resistance and low heat sag. A shaped article and an electronic device can be made from the flame retardant polymer composition.
    Type: Grant
    Filed: November 17, 2006
    Date of Patent: May 25, 2010
    Assignee: Cheil Industries, Inc.
    Inventors: Jeong Hwan Ku, Sang Hyun Hong, Su Hak Bae, Jin Hwan Choi
  • Publication number: 20080275161
    Abstract: The flameproof resin composition according to the present invention (A) 100 parts by weight of a rubber modified polystyrene resin containing (a1) 20 to 100% by weight of graft copolymer prepared by graft-polymerizing 5 to 65% by weight of a rubber polymer, 30 to 95% by weight of an aromatic vinyl monomer, 0 to 20% by weight of a monomer copolymerizable with said aromatic vinyl monomer and 0 to 15% by weight of a monomer for providing good processability and heat resistance; and (a2) 0 to 80% by weight of copolymer prepared by polymerizing 60 to 90% by weight of an aromatic vinyl monomer, 10 to 40% by weight of a monomer copolymerizable with said aromatic vinyl monomer and 0 to 30% by weight of a monomer for providing good processability and heat resistance; and (B) 15 to 40 parts by weight of a ring-shaped alkyl phosphonic acid compound.
    Type: Application
    Filed: June 18, 2004
    Publication date: November 6, 2008
    Inventors: Sang Hyun Hong, Sung Hee Ahn, Jae Ho Yang, Su Hak Bae, Young Sik Ryu
  • Patent number: 7439287
    Abstract: The present invention relates to a flame retardant thermoplastic resin composition that contains a phenol resin derivative having good char formability, regardless of the base resin. A flame retardant thermoplastic resin composition according to the present invention comprises (A) 100 parts by weight of a thermoplastic resin as a base resin, (B) about 0.1˜100 parts by weight of a phenol resin derivative, and (C) about 0.1˜50 parts by weight of a phosphorous compound or a mixture of phosphorous compounds.
    Type: Grant
    Filed: November 16, 2006
    Date of Patent: October 21, 2008
    Assignee: Cheil Industries Inc.
    Inventors: Jae Ho Yang, Sang Hyun Hong, Gyu Chul Lee, Young Gil Jang, Su Hak Bae
  • Publication number: 20080125526
    Abstract: Disclosed herein is a styrenic resin composition comprising (A) about 15 to about 80 parts by weight of a styrenic resin, (B) about 15 to about 80 parts by weight of a polyphenylene ether resin, and (C) about 0.1 to about 25 parts by weight of a phosphoric compound comprising (c1) about 1 to about 30% by weight of an alkyl phosphinic metal salt and (c2) about 70 to about 99% by weight of an aromatic phosphate ester, per 100 parts by weight of a base resin comprising (A) and (B).
    Type: Application
    Filed: June 28, 2007
    Publication date: May 29, 2008
    Applicant: CHEIL INDUSTRIES INC.
    Inventors: Su Hak BAE, Sang Hyun HONG, Jeong Hwan KU, Jae Ho YANG