Patents Assigned to Scapa Tapes North America Inc.
  • Heat-activated adhesive tape having an acrylic foam-like backing
    Patent number: 6841234
    Abstract: Heat-activated adhesive tape has a backing comprising 88-92% acrylic polymer containing: 35-45% of a first alkyl acrylate monomer with alkyl groups containing 4 to 12 carbon atoms, 30-40% of a second alkyl acrylate monomer with alkyl groups containing 4 to 12 carbon atoms, 6-10% a first monoethylenically unsaturated polar copolymerizable monomer, 1-2% a second monoethylenically unsaturated polar copolymerizable monomer, 0.3-0.5% photoinitiator, 1-2% filler, 0.05-0.07% crosslinker/chain extender, and 8-12% hollow glass microspheres; and heat-activated adhesive layer on at least one side. A pressure-sensitive adhesive may be on the other side.
    Type: Grant
    Filed: August 1, 2001
    Date of Patent: January 11, 2005
    Assignee: Scapa Tapes North America Inc.
    Inventors: Ramesh Lhila, Kwang-Yol Park, Kaila Delpozzo, Jian Ling Ding
  • Heat-activated adhesive tape having an acrylic foam-like backing
    Publication number: 20020028326
    Abstract: Heat-activated adhesive tape has a backing comprising 88-92% acrylic polymer containing: 35-45% of a first alkyl acrylate monomer with alkyl groups containing 4 to 12 carbon atoms, 30-40% of a second alkyl acrylate monomer with alkyl groups containing 4 to 12 carbon atoms, 6-10% a first monoethylenically unsaturated polar copolymerizable monomer, 1-2% a second monoethylenically unsaturated polar copolymerizable monomer, 0.3-0.5% photoinitiator, 1-2% filler, 0.05-0.07% crosslinker/chain extender, and 8-12% hollow glass microspheres; and heat-activated adhesive layer on at least one side. A pressure-sensitive adhesive may be on the other side.
    Type: Application
    Filed: August 1, 2001
    Publication date: March 7, 2002
    Applicant: Scapa Tapes North America Inc.
    Inventors: Ramesh Lhila, Kwang-yol Park, Kaila Delpozzo, Jian Ling Ding