Layer Coated Or Treated To Decrease Absorbency Patents (Class 604/381)
Discontinuous coating or treatment of layer (Class 604/382)
  • Hydrophobic nonwoven fabric bonded by a copolymer formed from a diene
    Patent number: 4405325
    Abstract: A nonwoven fabric comprising polyester fibers bonded with a water-insoluble, hydrophobic emulsion polymer of 50 to 80 parts by weight of an ethylenically unsaturated monomer selected from styrene, methyl methacrylate and .alpha.-methyl styrene, and 50 to 20 parts of a diene monomer selected from butadiene and isoprene, said polymer having a Tg in the range of -5.degree. C. to +25.degree. C.
    Type: Grant
    Filed: August 3, 1981
    Date of Patent: September 20, 1983
    Assignee: The B. F. Goodrich Company
    Inventors: George J. Antlfinger, Pravinchandra K. Shah
  • Contoured baby diaper
    Patent number: 4397646
    Abstract: This invention is a diaper that is used repeatedly; and is suitable for such use without deterioration after repeated sterilizations in a diaper laundry.
    Type: Grant
    Filed: March 24, 1981
    Date of Patent: August 9, 1983
    Assignee: Blessings Corp.
    Inventors: Robert C. Daniels, Florence S. Daniels