Patents Assigned to Key Tech Corporation
  • High friction package retainer
    Patent number: 5339957
    Abstract: In order to stabilize stacks of cartons of consumer products which have ultra-low friction, glossy, point of sales graphics surfaces, on a pallet, without having to package the cartons in an outer container such as a corrugated cardboard box or the like, high-friction tie sheets are used between each superimposed layer of the carton. Each tie sheet has opposed ultra-high friction surfaces with a coefficient of friction of at least 0.8, up to 0.9 or even higher to itself.
    Type: Grant
    Filed: March 8, 1993
    Date of Patent: August 23, 1994
    Assignee: Key Tech Corporation
    Inventor: Ronald Carstens
  • Non-skid surface compositions for paper products
    Patent number: 4452723
    Abstract: A composition is disclosed, which when applied to the surface of a paper product, such as a corrugated board, improves the slip-angle. The composition, consisting of an aqueous suspension of colloidal silica and urea, finds particular utility in products resulting from recycled paper.
    Type: Grant
    Filed: August 31, 1983
    Date of Patent: June 5, 1984
    Assignee: Key Tech Corporation
    Inventor: Ronald Carstens
  • Non-skid surface compositions for paper products
    Patent number: 4418111
    Abstract: A composition is disclosed, which when applied to the surface of a paper product, such as a corrugated board, improves the slip-angle. The composition, consisting of an aqueous suspension of colloidal silica and urea, finds particular utility in products resulting from recycled paper.
    Type: Grant
    Filed: August 9, 1982
    Date of Patent: November 29, 1983
    Assignee: Key Tech Corporation
    Inventor: Ronald Carstens