Patents by Inventor Keran Lu
Keran Lu 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: 11400692Abstract: The present disclosure provides a film. In an embodiment, a multilayer film is provided and includes (A) a seal layer, (B) a barrier layer, and (C) an odor control layer. The odor control layer includes an odor control composition containing (A) from 85 wt % to 99.5 wt % of an olefin-based polymer and (B) from 15 wt % to 0.5 wt % of an odor suppressant. The odor suppressant includes a blend of: (i) an ionomer, (ii) particles of zinc oxide, and (iii) particles of copper oxide. The composition has a methyl mercaptan odor suppression value of greater than 45% as measured in accordance with ASTM D5504-12.Type: GrantFiled: August 23, 2019Date of Patent: August 2, 2022Assignee: Dow Global Technologies LLCInventors: Jeffrey E. Bonekamp, Ronald Wevers, Scott T. Matteucci, Arkady L. Krasovskiy, Kefu Sun, Keran Lu
-
Publication number: 20220176599Abstract: An injection molded cap or closure having a weld line, wherein the injection molded cap or closure is formed from an ethylene-based resin comprising a high molecular weight component and a low molecular weight component.Type: ApplicationFiled: May 29, 2020Publication date: June 9, 2022Inventors: Keran Lu, Yijian Lin, Mridula Kapur, Tian Lan, Stephanie M. Whited, John L. Sugden, Siddharth Ram Athreya
-
Patent number: 11261316Abstract: 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: GrantFiled: June 25, 2018Date of Patent: March 1, 2022Assignee: Dow Global Technologies LLCInventors: Yijian Lin, Yushan Hu, Todd A. Hogan, Colin Li Pi Shan, Keran Lu, Mridula Kapur
-
Publication number: 20210363334Abstract: The present disclosure provides a fiber and fabrics made therefrom. In an embodiment, a fiber is provided and includes an odor control composition. The odor control composition includes (A) from 85 wt % to 99.5 wt % of an olefin-based polymer and (B) from 15 wt % to 0.5 wt % of an odor suppressant. The odor suppressant includes: (i) an ionomer, (ii) particles of zinc oxide, and (iii) particles of copper oxide.Type: ApplicationFiled: August 26, 2019Publication date: November 25, 2021Inventors: Scott T. Matteucci, Jeffrey E. Bonekamp, Arkady L. Krasovskiy, Kefu Sun, Keran Lu, Ronald Wevers
-
Publication number: 20210363337Abstract: A composition for odor control includes (A) from 85 wt % to 99.5 wt % of an olefin-based compound and (B) from 15 wt % to 0.5 wt % of an odor suppressant. The odor suppressant includes a blend of (i) an ionomer, (ii) particles of zinc oxide, and (iii) particles of copper oxide. The composition has a methyl mercaptan odor suppression value of greater than 45% as measured in accordance with ASTM D5504-12.Type: ApplicationFiled: August 26, 2019Publication date: November 25, 2021Inventors: Arkady L. Krasovskiy, Kefu Sun, Keran Lu, Scott T. Matteucci, Alexander Williamson, Jose Eduardo Ruiz, Jeffrey E. Bonekamp
-
Patent number: 11161949Abstract: The present disclosure provides a film. In an embodiment, a film for suppressing odors is provided and includes a composition of (A) from 85 wt % to 99 wt % of a thermoplastic polymer and (B) from 15 wt % to 1 wt % of an odor suppressant. The odor suppressant is a blend composed of (Bi) particles of zinc oxide and (Bii) zinc ionomer. The zinc oxide particles (Bi) have a D50 particle size from 100 nm to 3000 nm, a surface area from 1 m2/g to 9 m2/g, and a porosity less than 0.020 m3/g. The composition has a methyl mercaptan odor suppression value less than 70 at 3 days exposure to methyl mercaptan as measured in accordance with ASTM D5504-12.Type: GrantFiled: February 22, 2019Date of Patent: November 2, 2021Assignees: Dow Global Technologies LLC, Rohm and Haas CompanyInventors: Arkady L. Krasovskiy, Kefu Sun, Keran Lu, Scott T. Matteucci, Alexander Williamson, Jose Eduardo Ruiz, Michelle Gallagher, Harpreet Singh
-
Patent number: 11161091Abstract: The present disclosure provides a composition. In an embodiment, the composition includes (A) from 85 wt % to 99 wt % of an olefin-based polymer and (B) from 15 wt % to 1 wt % of an odor suppressant. The odor suppressant is a blend of (i) particles of zinc oxide, and (ii) zinc ionomer. The zinc oxide particles have a D50 particle size from 100 nm to 3000 nm, a surface area from 1 m2/g to 9 m2/g, and a porosity less than 0.020 m3/g. The composition has a methyl mercaptan odor suppression value of less than 70 at 3 days as measured in accordance with ASTM D5504-12.Type: GrantFiled: February 22, 2019Date of Patent: November 2, 2021Assignees: Dow Global Technologies LLC, Rohm and Haas CompanyInventors: Arkady L. Krasovskiy, Kefu Sun, Keran Lu, Scott T. Matteucci, Alexander Williamson, Jose Eduardo Ruiz, Harpreet Singh, Michelle Gallagher, Jeffrey E. Bonekamp
-
Patent number: 11131130Abstract: The present disclosure provides a plastic living hinge. The plastic living hinge includes a blend containing (A) an ethylene-based polymer; (B) a propylene-based polymer; and (C) a composite component selected from the group consisting of a block composite, a crystalline block composite, and a combination thereof.Type: GrantFiled: June 18, 2018Date of Patent: September 28, 2021Assignee: Dow Global Technologies LLCInventors: Yijian Lin, Yushan Hu, Todd A. Hogan, Colin LiPiShan, Keran Lu, Mridula Kapur
-
Publication number: 20210187920Abstract: The present disclosure provides a film. In an embodiment, a multilayer film is provided and includes (A) a seal layer, (B) a barrier layer, and (C) an odor control layer. The odor control layer includes an odor control composition containing (A) from 85 wt % to 99.5 wt % of an olefin-based polymer and (B) from 15 wt % to 0.5 wt % of an odor suppressant. The odor suppressant includes a blend of: (i) an ionomer, (ii) particles of zinc oxide, and (iii) particles of copper oxide. The composition has a methyl mercaptan odor suppression value of greater than 45% as measured in accordance with ASTM D5504-12.Type: ApplicationFiled: August 23, 2019Publication date: June 24, 2021Inventors: Jeffrey E. Bonekamp, Ronald Wevers, Scott T. Matteucci, Arkady L. Krasovskiy, Kefu Sun, Keran Lu
-
Patent number: 10738182Abstract: A molded article formed from a polymer composition, the polymer composition consisting essentially of: an ethylene homopolymer or ethylene/alpha-olefin copolymer; greater than 20 ppm of a fluoropolymer; and optionally, up to 5 wt. % of one or more of processing aids, acid neutralizers, stabilizers, phosphites, antioxidants, metal de-activators, pigments or colorants, or fillers; wherein the molded article exhibits an oxygen transmission rate [OTR, (cc*mm)/(m2*day*atm)]??3181 (cc2*mm)/g*m2*day*atm)×[Density, g/cc]+3077, (cc*mm)/(m2*day*atm).Type: GrantFiled: April 23, 2018Date of Patent: August 11, 2020Assignee: Dow Global Technologies LLCInventors: Keran Lu, Yijian Lin, Todd O. Pangburn, Siddharth Ram Athreya, Laura Nunez, John L. Sugden, Todd A. Hogan, Andrew Heitsch, David T. Gillespie
-
Publication number: 20200181341Abstract: The present disclosure provides a film. In an embodiment, a film for suppressing odors is provided and includes a composition of (A) from 85 wt % to 99 wt % of a thermoplastic polymer and (B) from 15 wt % to 1 wt % of an odor suppressant. The odor suppressant is a blend composed of (Bi) particles of zinc oxide and (Bii) zinc ionomer. The zinc oxide particles (Bi) have a D50 particle size from 100 nm to 3000 nm, a surface area from 1 m2/g to 9 m2/g, and a porosity less than 0.020 m3/g. The composition has a methyl mercaptan odor suppression value less than 70 at 3 days exposure to methyl mercaptan as measured in accordance with ASTM D5504-12.Type: ApplicationFiled: February 22, 2019Publication date: June 11, 2020Inventors: Arkady L. Krasovskiy, Kefu Sun, Keran Lu, Scott T. Matteucci, Alexander Williamson, Jose Eduardo Ruiz, Michelle Gallagher, Harpreet Singh
-
Publication number: 20200123355Abstract: 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: ApplicationFiled: June 25, 2018Publication date: April 23, 2020Inventors: Yijian Lin, Yushan Hu, Todd A. Hogan, Colin Li Pi Shan, Keran Lu, Mridula Kapur
-
Publication number: 20200123820Abstract: The present disclosure provides a plastic living hinge. The plastic living hinge includes a blend containing (A) an ethylene-based polymer; (B) a propylene-based polymer; and (C) a composite component selected from the group consisting of a block composite, a crystalline block composite, and a combination thereof.Type: ApplicationFiled: June 18, 2018Publication date: April 23, 2020Inventors: Yijian Lin, Yushan Hu, Todd A. Hogan, Colin LiPiShan, Keran Lu, Mridula Kapur
-
Publication number: 20200055018Abstract: The present disclosure provides a composition. In an embodiment, the composition includes (A) from 85 wt % to 99 wt % of an olefin-based polymer and (B) from 15 wt % to 1 wt % of an odor suppressant. The odor suppressant is a blend of (i) particles of zinc oxide, and (ii) zinc ionomer. The zinc oxide particles have a D50 particle size from 100 nm to 3000 nm, a surface area from 1 m2/g to 9 m2/g, and a porosity less than 0.020 m3/g. The composition has a methyl mercaptan odor suppression value of less than 70 at 3 days as measured in accordance with ASTM D5504-12.Type: ApplicationFiled: February 22, 2019Publication date: February 20, 2020Inventors: Arkady L. Krasovskiy, Kefu Sun, Keran Lu, Scott T. Matteucci, Alexander Williamson, Jose Eduardo Ruiz, Harpreet Singh, Michelle Gallagher, Jeffrey E. Bonekamp
-
Publication number: 20190322846Abstract: A molded article formed from a polymer composition, the polymer composition consisting essentially of: an ethylene homopolymer or ethylene/alpha-olefin copolymer; greater than 20 ppm of a fluoropolymer; and optionally, up to 5 wt.Type: ApplicationFiled: April 23, 2018Publication date: October 24, 2019Inventors: Keran Lu, Yijian Lin, Todd O. Pangburn, Siddharth Ram Athreya, Laura Nunez, John L. Sugden, Todd A. Hogan, Andrew Heitsch, David T. Gillespie