Patents by Inventor Per-Arne Palm

Per-Arne Palm 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: 4946301
    Abstract: An adhesive stick for application of adhesive to a substrate for temporary bonding to another substrate which stick contains binder, water and a shape-giving, gel-forming agent which is an alkali metal or ammonium salt of aliphatic carboxylic acid having from 8 to 36 carbon atoms. As binder in the adhesive stock a combination of an aqueous dispersion of a copolymer based on C.sub.2 -C.sub.10 alkyl esters of acrylic acid and a water dispersible tackifying agent is used. The tackifying agent consists of modified tall oil rosin or modified gum rosin.
    Type: Grant
    Filed: January 23, 1989
    Date of Patent: August 7, 1990
    Assignee: Casco Nobel AB
    Inventor: Per-Arne Palm