Patents by Inventor David R. Speth

David R. Speth 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: 8232336
    Abstract: Aqueous dispersions including at least one thermoplastic resin; at least one dispersing agent; and water; wherein the dispersion has a pH of less than 12 are disclosed along with dispersions including at least one thermoplastic resin; at least one dispersing agent; and water wherein the dispersion has a volume average particle size of less than about 5 ?m. Some dispersions include less than about 4 percent by weight of the dispersing agent based on the weight of the thermoplastic resin. Other dispersions include at least one propylene-rich alpha-olefin interpolymer; at least one dispersing agent; and water. Methods of making such dispersions are also described.
    Type: Grant
    Filed: October 4, 2011
    Date of Patent: July 31, 2012
    Assignee: Dow Global Technologies LLC
    Inventors: Brad M. Moncla, Matthew J. Kalinowski, David R. Speth, Charles F. Diehl, Dale C. Schmidt, Kevin D. Maak, Ronald Wevers
  • Patent number: 8193275
    Abstract: Aqueous dispersions including at least one thermoplastic resin; at least one dispersing agent; and water; wherein the dispersion has a pH of less than 12 are disclosed along with dispersions including at least one thermoplastic resin; at least one dispersing agent; and water wherein the dispersion has a volume average particle size of less than about 5 ?m. Some dispersions include less than about 4 percent by weight of the dispersing agent based on the weight of the thermoplastic resin. Other dispersions include at least one propylene-rich alpha-olefin interpolymer; at least one dispersing agent; and water. Methods of making such dispersions are also described.
    Type: Grant
    Filed: September 21, 2011
    Date of Patent: June 5, 2012
    Assignee: Dow Global Technologies LLC
    Inventors: Brad M. Moncla, Matthew J. Kalinowski, David R. Speth, Charles F. Diehl, Dale C. Schmidt, Kevin D. Maak, Ronald Wevers
  • Patent number: 8158711
    Abstract: Aqueous dispersions including at least one thermoplastic resin; at least one dispersing agent; and water; wherein the dispersion has a pH of less than 12 are disclosed along with dispersions including at least one thermoplastic resin; at least one dispersing agent; and water wherein the dispersion has a volume average particle size of less than about 5 ?m. Some dispersions include less than about 4 percent by weight of the dispersing agent based on the weight of the thermoplastic resin. Other dispersions include at least one propylene-rich alpha-olefin interpolymer; at least one dispersing agent; and water. Methods of making such dispersions are also described.
    Type: Grant
    Filed: December 10, 2009
    Date of Patent: April 17, 2012
    Assignee: Dow Global Technologies LLC
    Inventors: Brad M. Moncla, Matthew J. Kalinowski, David R. Speth, Charles F. Diehl, Dale C. Schmidt, Kevin D. Maak, Timothy J. Young, David J. Magley
  • Patent number: 8063128
    Abstract: Aqueous dispersions including at least one thermoplastic resin; at least one dispersing agent; and water; wherein the dispersion has a pH of less than 12 are disclosed along with dispersions including at least one thermoplastic resin; at least one dispersing agent; and water wherein the dispersion has a volume average particle size of less than about 5 ?m. Some dispersions include less than about 4 percent by weight of the dispersing agent based on the weight of the thermoplastic resin. Other dispersions include at least one propylene-rich alpha-olefin interpolymer; at least one dispersing agent; and water. Methods of making such dispersions are also described.
    Type: Grant
    Filed: September 14, 2009
    Date of Patent: November 22, 2011
    Assignee: Dow Global Technologies LLC
    Inventors: Brad M. Moncla, Matthew J. Kalinowski, David R. Speth, Charles F. Diehl, Dale C. Schmidt, Kevin D. Maak, Ronald Wevers
  • Patent number: 8053503
    Abstract: Aqueous dispersions including at least one thermoplastic resin; at least one dispersing agent; and water; wherein the dispersion has a pH of less than 12 are disclosed along with dispersions including at least one thermoplastic resin; at least one dispersing agent; and water wherein the dispersion has a volume average particle size of less than about 5 ?m. Some dispersions include less than about 4 percent by weight of the dispersing agent based on the weight of the thermoplastic resin. Other dispersions include at least one propylene-rich alpha-olefin interpolymer; at least one dispersing agent; and water. Methods of making such dispersions are also described.
    Type: Grant
    Filed: August 23, 2010
    Date of Patent: November 8, 2011
    Assignee: Dow Global Technologies LLC
    Inventors: Brad M. Moncla, Matthew J. Kalinowski, David R. Speth, Charles F. Diehl, Dale C. Schmidt, Kevin D. Maak, Ronald Wevers
  • Patent number: 7947776
    Abstract: An aqueous dispersions including (A) at least one ethylene-based polyolefin forming a dispersed polymer phase; (B) at least one dispersing agent; and (C) water; wherein the dispersion has a pH of less than 12; and wherein the dispersed polymer phase has a volume average particle size of less than about 5 microns. In other aspects, an article or a substrate including a coating, wherein the coating was obtained from an aqueous dispersion comprising (A) at least one of an ethylene-based polyolefin and a propylene-based polyolefin; (B) at least one dispersing agent; and (C) water; wherein the dispersion had a pH of less than 12.
    Type: Grant
    Filed: May 10, 2007
    Date of Patent: May 24, 2011
    Assignee: Dow Global Technologies LLC
    Inventors: Brad M. Moncla, Matthew J. Kalinowski, David R. Speth, Charles F. Diehl, Dale C. Schmidt, Kevin D. Maak, Wenbin Liang, Gary M. Strandburg
  • Publication number: 20100137501
    Abstract: Aqueous dispersions including at least one thermoplastic resin; at least one dispersing agent; and water; wherein the dispersion has a pH of less than 12 are disclosed along with dispersions including at least one thermoplastic resin; at least one dispersing agent; and water wherein the dispersion has a volume average particle size of less than about 5 ?m. Some dispersions include less than about 4 percent by weight of the dispersing agent based on the weight of the thermoplastic resin. Other dispersions include at least one propylene-rich alpha-olefin interpolymer; at least one dispersing agent; and water. Methods of making such dispersions are also described.
    Type: Application
    Filed: December 10, 2009
    Publication date: June 3, 2010
    Inventors: Brad M. Moncla, Matthew J. Kalinowski, David R. Speth, Charles F. Diehl, Dale C. Schmidt, Kevin D. Maak, Timothy J. Young, David J. Magley
  • Patent number: 7439276
    Abstract: Aqueous-based, dispersed olefin polymers, froths, durable, open-cell foam compositions, structures and articles derived from same; methods for preparation of such froths and foams; and use of the dry durable foams in various applications are disclosed. Further described is use of the foams and structures and articles made of same in absorption, filtration, insulation, cushioning and backing applications, and in particular for odor removal, hygiene and medical applications due to, among other properties, good absorption capabilities, softness and/or flexibility of the foams and their recyclable nature.
    Type: Grant
    Filed: August 25, 2004
    Date of Patent: October 21, 2008
    Assignee: Dow Global Technologies Inc.
    Inventors: Gary M. Strandburg, Mark W. VanSumeren, Shaofu Wu, Luther E. Stockton, David R. Speth, Brad M. Moncla, Matthew J. Kalinowski
  • Patent number: 7199180
    Abstract: Disclosed are adhesives and processes for preparing the same, comprising at least one first homogeneous ethylene/?-olefin interpolymer, and optionally at least one tackifier, and optionally at least one plasticizer. The claimed adhesives are useful as adhesives such as are employed in various applications, such as in masking tape, clear office tape, labels, decals, bandages, decorative and protective sheets (such as shelf and drawer liners), floor tiles, sanitary napkin/incontinence device placement strips, sun control films, the joining of gaskets to automobile windows, packaging, bookbinding, construction of nonwoven articles, and insulation bonding.
    Type: Grant
    Filed: March 14, 1997
    Date of Patent: April 3, 2007
    Assignees: The Dow Chemical Company, H.B. Fuller Licensing & Financing Inc.
    Inventors: Eugene R. Simmons, William L. Bunnelle, David B. Malcolm, Keith C. Knutson, Thomas F. Kauffman, Mark S. Kroll, Michael S. Keehr, Deepak R. Parikh, Jimmy D. Allen, David R. Speth, Selim Yalvac, Malcolm F. Finlayson, Cynthia L. Rickey
  • Patent number: 6344515
    Abstract: Disclosed are compositions comprising at least one substantially random interpolymer of ethylene and a vinylidene aromatic monomer or a hindered aliphatic vinylidene monomer and optionally at least one C3-C20 &agr;-olefin monomer, and at least one tackifier. The claimed compositions are useful in adhesives, such as are employed in various applications, such as in packaging and carton sealing, bookbinding, masking tape, clear office tape, labels, decals, bandages, decorative and protective sheets (such as shelf and drawer liners), floor tiles, sanitary napkin/incontinence device placement strips, sun control films, and the joining of gaskets to automobile windows. The claimed compositions further find use in a variety of applications, such as sealants, coatings, molded articles, and multilayered structures.
    Type: Grant
    Filed: September 4, 1997
    Date of Patent: February 5, 2002
    Assignee: The Dow Chemical Company
    Inventors: Deepak R. Parikh, Martin Guest, David R. Speth
  • Patent number: 5578674
    Abstract: What is claimed is a coherent, elastomeric, solid, free-standing film comprising an organic phase comprising: (a) one or more block copolymer(s) corresponding to the formula:A--B--X.sub.m --(B--A).sub.
    Type: Grant
    Filed: June 5, 1995
    Date of Patent: November 26, 1996
    Assignee: The Dow Chemical Company
    Inventors: David R. Speth, Brian W. Walther, Ronald R. Pelletier
  • Patent number: 5563204
    Abstract: An aqueous dispersion is claimed which is capable of forming a free-standing, coherent, elastomeric, solid film which, after drying and annealing at 80.degree. C. for 30 minutes, demonstrates a tensile strength of about 11.0 MPa or greater wherein the dispersion comprises: I. an organic phase comprising: (a) one or more block copolymer(s) corresponding to the formula A-B-X.sub.m -(B-A).sub.n, wherein each A polymer block consists essentially of a monovinylidene aromatic monomer, having a weight average molecular weight from about 8,000 to about 15,000 Daltons, each B polymer block consists essentially of a conjugated diene and, optionally, a monovinylidene aromatic monomer having a weight average molecular weight from about 30,000 to about 200,000 Daltons, X is the remnant of a multifunctional coupling agent, m is 0 or 1, and n is an integer from 1 to 5, and (b) optionally, an extender for the block copolymer which is compatible with the B block; II. a surfactant; and III.
    Type: Grant
    Filed: June 6, 1995
    Date of Patent: October 8, 1996
    Assignee: The Dow Chemical Company
    Inventors: David R. Speth, Ronald R. Pelletier, Brian W. Walther