Patents Assigned to Fiberweb France S.A.
  • Patent number: 5851937
    Abstract: A totally biodegradable and/or compostable soft cloth-like composite of totally biodegradable and/or compostable film and totally biodegradable and/or compostable nonwoven and method of manufacture. A totally biodegradable and/or compostable nonwoven fibrous web and a totally biodegradable and/or compostable film are laminated. The laminate is incrementally stretched to produce a totally biodegradable and/or compostable laminate that is softer than that produced when the biodegradable and/or compostable nonwoven web is bonded to the biodegradable and/or compostable film. The soft cloth-like features of the invention are desired in a number of applications including diapers, pants, surgical gowns, sheets, dressings, hygienic products, and the like.
    Type: Grant
    Filed: March 27, 1997
    Date of Patent: December 22, 1998
    Assignees: Clopay Plastic Products Company, Inc., Fiberweb France S.A.
    Inventors: Pai-Chuan Wu, Philippe Ehret