Patents by Inventor Colin Li Pi Shan

Colin Li Pi Shan 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: 10927243
    Abstract: A modifier for forming sub-ambient temperature use containers includes (a) from 10 wt % to 50 wt % of a block composite, a specified block composite, or a crystalline block composite, (b) from 20 wt % to 90 wt % of a first polyolefin copolymer, the first polyolefin copolymer being derived from ethylene and at least one of a C3 to C10 alpha-olefin, having a melt index from 0.5 g/10 min to 1500 g/10 min, and having a density from 0.850 g/cm3 to 0.910 g/cm3, and (c) optionally, from 30 wt % to 70 wt % of a second polyolefin copolymer, the second polyolefin copolymer being derived from ethylene and at least one of a C3 to C10 alpha-olefin, having a melt index from 100 g/10 min to 2000 g/10 min, and having a density from 0.860 g/cm3 to 0.900 g/cm3.
    Type: Grant
    Filed: March 31, 2017
    Date of Patent: February 23, 2021
    Assignee: Dow Global Technologies LLC
    Inventors: Colin Li Pi Shan, Jihean Lee, Raymond L. Laakso, Jr., Yushan Hu, Eddy I. Garcia-Meitin
  • Patent number: 10870746
    Abstract: Embodiments relate to compositions comprising: (a) from 60 wt % to 90 wt % of a propylene polymer base that has a melt flow rate from 2 g/10 min to 100 g/10 min according to ASTM D1238 (230° C./2.16 kg); (b) from 2 wt % to 39.5 wt % of an olefin block copolymer; and (c) from 0.5 wt % to 20 wt % of a composite component comprising a crystalline block composite or a block composite. In certain embodiments, the composition may further comprise: (d) from 1 wt % to 30 wt % a polyolefin copolymer, the polyolefin copolymer being derived from ethylene and at least one of a C3 to C10 alpha-olefin, having a melt index from 100 g/10 min to 2000 g/10 min according to ASTM D1238 (190° C./2.16 kg), and having a density from 0.860 g/cc to 0.900 g/cc. In further embodiments, the composition may further comprise: (e) from 0.1 wt % to 5 wt % of an antioxidant.
    Type: Grant
    Filed: September 11, 2017
    Date of Patent: December 22, 2020
    Assignee: Dow Global Technologies LLC
    Inventors: Colin Li Pi Shan, Jihean Lee, Raymond L. Laakso, Jr., Eddy I. Garcia-Meitin, Yushan Hu
  • Publication number: 20200239674
    Abstract: A composition comprising an ethylene/C5-C10 alpha-olefin/non-conjugated polyene interpolymer, wherein the interpolymer meets the following relationship: Tg (° C.)?[0.625(° C./wt %)XC?55° C.], where Tg is the glass transition temperature of the interpolymer, and XC is the wt % crystallinity of the interpolymer.
    Type: Application
    Filed: August 24, 2018
    Publication date: July 30, 2020
    Inventors: Colin Li Pi Shan, Lixin Sun, Jeft F. Manganelli, Timothy E. Clayfield
  • Patent number: 10676601
    Abstract: A composition comprising from 10 wt % to 86 wt % of an ethylene component including at least one ethylene based polymer having an ethylene content of at least 50.0 wt %, a melt index from 0.1 g/10 min to 100.0 g/10 min, and a density from 0.935 g/cm3 to 0.965 g/cm3; from 10 wt % to 86 wt % of a propylene component including at least one propylene based polymer having a propylene content of at least 50.0 wt % and a melt flow rate from 0.5 g/10 min to 200.0 g/10 min; from 2 wt % to 22 wt % of an octene component including at least one octene based polymer having an octene content of at least 80 wt %; and from 2 wt % to 20 wt % of a composite component including at least one selected from the group of a crystalline block composite and a specified block composite, derived from at least ethylene and an alpha-olefin.
    Type: Grant
    Filed: September 8, 2016
    Date of Patent: June 9, 2020
    Assignee: Dow Global Technologies LLC
    Inventors: Yushan Hu, Kim L. Walton, Gary R. Marchand, Kyle Anderson, Colin Li Pi Shan
  • Publication number: 20200123355
    Abstract: The present disclosure provides a plastic living hinge. The plastic living hinge includes a blend containing (A) an ethylene-based polymer; and (B) a composite component selected from the group consisting of a block composite, a crystalline block composite, and a combination thereof.
    Type: Application
    Filed: June 25, 2018
    Publication date: April 23, 2020
    Inventors: Yijian Lin, Yushan Hu, Todd A. Hogan, Colin Li Pi Shan, Keran Lu, Mridula Kapur
  • Patent number: 10563099
    Abstract: A hot melt adhesive composition includes (A) 20-95 wt % of a polymer component including an ethylene-based polymer and a propylene based polymer, the ethylene-based polymer being present in an amount greater than 30 wt %, based on a total weight of the polymer component, and (B) 1-60 wt % of a crystalline block composite comprising (1) a crystalline ethylene based polymer, (2) a crystalline alpha-olefin based polymer derived from at least one of a C3-10 ? olefin, and (3) a block copolymer comprising 10-90 wt % of a crystalline ethylene block comprising 90 or more wt % units derived from ethylene and comprising 10-90 wt % of a crystalline alpha-olefin block comprising 90 or more wt % units derived from at least one of a C3-10 ? olefin, (C) Optionally, from greater than zero to 70 wt % tackifier, and (D) Optionally, from greater than zero to 40 wt % of at least one selected from the group of a wax and an oil.
    Type: Grant
    Filed: August 21, 2014
    Date of Patent: February 18, 2020
    Assignee: Dow Global Technologies LLC
    Inventors: Liwen Chen, Colin Li Pi Shan, Selim Yalvac
  • Patent number: 10490319
    Abstract: Crosslinkable polymeric compositions comprising (a) 10 to 89 weight percent of an ethylene-based interpolymer having the following properties: (i) a density of 0.93 g/cm3 or less, (ii) a high-shear viscosity (V100) at 190 C and 10% strain of 1,200 Pa·s or less, (iii) a shear thinning ratio (V0.1/V100) at 190 C and 10% strain of at least 8, and (iv) a melt index (I2) greater than 1 g/10 minutes; and (b) 10 to less than 90 weight percent of a filler, where the ethylene-based interpolymer is not prepared in a high-pressure reactor. Such crosslinkable polymeric compositions may be employed as insulation layers in flexible power cables.
    Type: Grant
    Filed: August 22, 2016
    Date of Patent: November 26, 2019
    Assignee: Dow Global Technologies LLC
    Inventors: Bharat I. Chaudhary, Juan C. Tuberquia, Rennisha Wickham, Philip P. Fontaine, Colin Li Pi Shan, Morgan M. Hughes, Jan Bazen, Edward O. Madenjian, Gregory J. Brennan
  • Patent number: 10450394
    Abstract: The invention provides a process to form a polymer composition comprising at least one ethylene/?-olefin/non-conjugated polyene interpolymer, and wherein the polymer composition has at least the following properties: a) a Mw/V0.1 ratio greater than, or equal to, 1.80 (g/mol)/(Pa·s); said process comprising polymerizing one or more mixture(s) comprising ethylene, an ?-olefin and a non-conjugated polyene in the presence of a catalyst system comprising a metal-ligand complex of Formula (I), as described herein.
    Type: Grant
    Filed: March 1, 2016
    Date of Patent: October 22, 2019
    Assignee: Dow Global Technologies LLC
    Inventors: Philip P. Fontaine, Lixin Sun, Colin Li Pi Shan, Juan C. Tuberquia, Susan G. Brown, Edward O. Madenjian, Gregory J. Brennan
  • Patent number: 10370524
    Abstract: The invention provides a composition comprising at least the following components: A) an ethylene/?-olefin/nonconjugated polyene interpolymer that has the following properties: i) a rheology ratio (V0.1/V100 at 190° C.) greater than, or equal to, 35; ii) a weight average molecular weight (Mw) greater than, or equal to, 200,000 g/mol; and iii) a CCDB (Chemical Composition Distribution Breadth) less than 7; B) a thermoplastic polymer; C) a vulcanization agent; and wherein the interpolymer comprises incorporated oil. The invention also provides a composition comprising the following: A) a first composition comprising: a) a first ethylene/?-olefin/nonconjugated polyene interpolymer; b) a second ethylene/?-olefin/nonconjugated polyene interpolymer; and wherein the first composition has the following properties: i) an MWD less than, or equal to, 3.5, ii) a Mooney Viscosity (ML (1+4, 125° C.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: August 6, 2019
    Assignee: Dow Global Technologies LLC
    Inventors: Xiaosong Wu, Colin Li Pi Shan
  • Publication number: 20190218383
    Abstract: Embodiments relate to compositions comprising: (a) from 60 wt % to 90 wt % of a propylene polymer base that has a melt flow rate from 2 g/10 min to 100 g/10 min according to ASTM D1238 (230° C./2.16 kg); (b) from 2 wt % to 39.5 wt % of an olefin block copolymer; and (c) from 0.5 wt % to 20 wt % of a composite component comprising a crystalline block composite or a block composite. In certain embodiments, the composition may further comprise: (d) from 1 wt % to 30 wt % a polyolefin copolymer, the polyolefin copolymer being derived from ethylene and at least one of a C3 to C10 alpha-olefin, having a melt index from 100 g/10 min to 2000 g/10 min according to ASTM D1238 (190° C./2.16 kg), and having a density from 0.860 g/cc to 0.900 g/cc. In further embodiments, the composition may further comprise: (e) from 0.1 wt % to 5 wt % of an antioxidant.
    Type: Application
    Filed: September 11, 2017
    Publication date: July 18, 2019
    Inventors: Colin Li Pi Shan, Jihean Lee, Raymond L. Laakso, Jr., Eddy I. Garcia-Meitin, Yushan Hu
  • Patent number: 10344154
    Abstract: A thermoplastic vulcanizate composition includes (A) greater than 15 wt % of a block composite that has (i) an ethylene/alpha-olefin/diene interpolymer in which the alpha-olefin is an alpha olefin monomer having from 3 to 10 carbon atoms and the diene is a diene monomer having from 2 to 25 carbon atoms, (ii) a propylene based polymer, and (iii) a block copolymer comprising a soft block and a hard block in which the soft block has the same composition as the ethylene/alpha-olefin/diene polymer and the hard block has the same composition as the propylene based polymer; and (B) a remainder of a curative system and optionally at least one of a vulcanizable elastomer, a thermoplastic polyolefin, and an oil.
    Type: Grant
    Filed: December 11, 2015
    Date of Patent: July 9, 2019
    Assignee: Dow Global Technologies LLC
    Inventors: Xiaosong Wu, Colin Li Pi Shan, Kim L. Walton, Gary R. Marchand
  • Patent number: 10308796
    Abstract: A modifier for forming sub-ambient temperature use containers includes (a) from 20 wt % to 40 wt % of a block composite, the block composite including (i) an ethylene-propylene copolymer, (ii) an isotactic polypropylene polymer, and (iii) a block copolymer, (b) from 40 wt % to 60 wt % of a polyolefin copolymer, the polyolefin copolymer being derived from ethylene and at least one of a C3 to C10 alpha-olefin, having a melt index from 100 g/10 min to 1500 g/10 min, according to ASTM D1238 and at 190° C./2.16 kg, and having a density from 0.860 g/cm3 to 0.900 g/cm3, and (c) optionally, from 0 wt % to 30 wt % of at least one of a first additional copolymer that has a refractive index from 1.490 to 1.510 and a second additional copolymer that is miscible with polypropylene.
    Type: Grant
    Filed: March 7, 2016
    Date of Patent: June 4, 2019
    Assignee: Dow Global Technologies LLC
    Inventors: Colin Li Pi Shan, Raymond L. Laakso, Jr., Eddy I. Garcia-Meitin
  • Publication number: 20190055386
    Abstract: A modifier for forming sub-ambient temperature use containers includes (a) from 10 wt % to 50 wt % of a block composite, a specified block composite, or a crystalline block composite, (b) from 20 wt % to 90 wt % of a first polyolefin copolymer, the first polyolefin copolymer being derived from ethylene and at least one of a C3 to C10 alpha-olefin, having a melt index from 0.5 g/10 min to 1500 g/10 min, and having a density from 0.850 g/cm3 to 0.910 g/cm3, and (c) optionally, from 30 wt % to 70 wt % of a second polyolefin copolymer, the second polyolefin copolymer being derived from ethylene and at least one of a C3 to C10 alpha-olefin, having a melt index from 100 g/10 min to 2000 g/10 min, and having a density from 0.860 g/cm3 to 0.900 g/cm3.
    Type: Application
    Filed: March 31, 2017
    Publication date: February 21, 2019
    Inventors: Colin Li Pi Shan, Jihean Lee, Raymond L. Laakso, Jr., Yushan Hu, Eddy I. Garcia-Meitin
  • Publication number: 20190027269
    Abstract: Crosslinkable polymeric compositions comprising (a) 10 to 89 weight percent of an ethylene-based interpolymer having the following properties: (i) a density of 0.93 g/cm3 or less, (ii) a high-shear viscosity (V100) at 190 C and 10% strain of 1,200 Pa·s or less, (iii) a shear thinning ratio (V0.1/V100) at 190 C and 10% strain of at least 8, and (iv) a melt index (I2) greater than 1 g/10 minutes; and (b) 10 to less than 90 weight percent of a filler, where the ethylene-based interpolymer is not prepared in a high-pressure reactor. Such crosslinkable polymeric compositions may be employed as insulation layers in flexible power cables.
    Type: Application
    Filed: August 22, 2016
    Publication date: January 24, 2019
    Inventors: Bharat I. Chaudhary, Juan C. Tuberquia, Rennisha Wickham, Philip P. Fontaine, Colin Li Pi Shan, Morgan M. Hughes, Jan Bazen, Edward O. Madenjian, Gregory J. Brennan
  • Patent number: 10155889
    Abstract: A hot melt adhesive (HMA) composition includes (A) from 1-60 wt % of a block composite compatibilizer comprising (i) a hard polymer that includes propylene, (ii) a soft polymer that includes ethylene, and (iii) a block copolymer having a soft block and a hard block, the hard block of the block copolymer having the same composition as the hard polymer of the block composite compatibilizer and the soft block of the block copolymer having the same composition as the soft polymer of the block composite compatibilizer; (B) from 1-70 wt % of a tackifier; (C) from 1-40 wt % of at least one selected from the group of a wax and an oil; and (D) Optionally, from greater than zero to 97 wt % of a polymer component that includes an ethylene-based polymer and/or a propylene-based polymer.
    Type: Grant
    Filed: August 20, 2015
    Date of Patent: December 18, 2018
    Assignee: Dow Global Technologies LLC
    Inventors: Yi Jin, Kim L. Walton, Gary R. Marchand, Selim Yalvac, Allan Walter Mclennaghan, Burcak Conley, Dean Lee, Rongjuan Cong, Colin Li Pi Shan
  • Patent number: 10155862
    Abstract: A thermoplastic vulcanizate composition includes (a) a crystalline thermoplastic polyolefin comprising alpha-olefin monomers having from 2 to 5 carbon atoms, (b) a rubber block interpolymer comprising a first block and a second block having differing chemical or physical properties from the first block, the first block is derived from ethylene, a first alpha-olefin monomer having from 3 to 10 carbon atoms, and a first diene monomer having from 2 to 25 carbon atoms, the second block is derived from ethylene, a second alpha-olefin monomer having from 3 to 10 carbon atoms, and optionally a second diene monomer having from 2 to 25 carbon atoms, and an amount of the block interpolymer in the composition being greater than an amount of the thermoplastic polyolefin in the composition, and (c) a curative system.
    Type: Grant
    Filed: December 11, 2015
    Date of Patent: December 18, 2018
    Assignee: Dow Global Technologies LLC
    Inventors: Xiaosong Wu, Kim L. Walton, Colin Li Pi Shan
  • Publication number: 20180355224
    Abstract: A hot melt adhesive composition includes (A) 20-95 wt % of a polymer component including an ethylene-based polymer and a propylene based polymer, the ethylene-based polymer being present in an amount greater than 30 wt %, based on a total weight of the polymer component, and (B) 1-60 wt % of a crystalline block composite comprising (1) a crystalline ethylene based polymer, (2) a crystalline alpha-olefin based polymer derived from at least one of a C3-10 ? olefin, and (3) a block copolymer comprising 10-90 wt % of a crystalline ethylene block comprising 90 or more wt % units derived from ethylene and comprising 10-90 wt % of a crystalline alpha-olefin block comprising 90 or more wt % units derived from at least one of a C3-10 ? olefin, (C) Optionally, from greater than zero to 70 wt % tackifier, and (D) Optionally, from greater than zero to 40 wt % of at least one selected from the group of a wax and an oil.
    Type: Application
    Filed: August 21, 2014
    Publication date: December 13, 2018
    Inventors: Livia Li Wen Chen, Colin Li Pi Shan, Selim Yalvac
  • Publication number: 20180312662
    Abstract: Crosslinkable polymeric compositions comprising (a) 10 to 99 weight percent of an ethylene-based interpolymer having the following properties: (i) a density of 0.93 g/cm3 or less, (ii) a high-shear viscosity (V100) at 190° C. and 10% strain of 1,200 Pa-s or less, and (iii) a shear thinning ratio (V0.1/V100) at 190° C. and 10% strain of at least 8; and (b) 0 to less than 10 weight percent of a filler, where the ethylene-based interpolymer is not prepared in a high-pressure reactor. Such crosslinkable polymeric compositions may be employed as insulation layers in flexible power cables.
    Type: Application
    Filed: August 22, 2016
    Publication date: November 1, 2018
    Applicants: Dow Global Technologies LLC, Dow Global Technologies LLC
    Inventors: Bharat I. Chaudhary, Juan C. Tuberquia, Rennisha Wickham, Philip P. Fontaine, Colin Li Pi Shan, Morgan M. Hughes, Jan Bazen, Edward O. Madenjian, Gregory J. Brennan
  • Publication number: 20180258266
    Abstract: A composition comprising from 10 wt % to 86 wt % of an ethylene component including at least one ethylene based polymer having an ethylene content of at least 50.0 wt %, a melt index from 0.1 g/10 min to 100.0 g/10 min, and a density from 0.935 g/cm3 to 0.965 g/cm3; from 10 wt % to 86 wt % of a propylene component including at least one propylene based polymer having a propylene content of at least 50.0 wt % and a melt flow rate from 0.5 g/10 min to 200.0 g/10 min; from 2 wt % to 22 wt % of an octene component including at least one octene based polymer having an octene content of at least 80 wt %; and from 2 wt % to 20 wt % of a composite component including at least one selected from the group of a crystalline block composite and a specified block composite, derived from at least ethylene and an alpha-olefin.
    Type: Application
    Filed: September 8, 2016
    Publication date: September 13, 2018
    Inventors: Yushan Hu, Kim L. Walton, Gary R. Marchand, Kyle Anderson, Colin Li Pi Shan
  • Publication number: 20180105626
    Abstract: The invention provides a process to form a polymer composition comprising at least one ethylene/?-olefin/non-conjugated polyene interpolymer, and wherein the polymer composition has at least the following properties: a) a Mw/V0.1 ratio greater than, or equal to, 1.80 (g/mol)/(Pa·s); said process comprising polymerizing one or more mixture(s) comprising ethylene, an ?-olefin and a non-conjugated polyene in the presence of a catalyst system comprising a metal-ligand complex of Formula (I), as described herein.
    Type: Application
    Filed: March 1, 2016
    Publication date: April 19, 2018
    Inventors: Philip P. Fontaine, Lixin Sun, Colin Li Pi Shan, Juan C. Tuberquia, Susan G. Brown, Edward O. Madenjian, Gregory J. Brennan