Patents by Inventor Roland L. Francisco

Roland L. Francisco 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: 4732695
    Abstract: A paint stripper and coatings remover composition free of methylene chloride, consisting essentially of effective amounts of benzyl alcohol, an aromatic naphtha and a pyrrolidone, preferably N-methyl 2-pyrrolidone. The composition preferably also contains effective amounts of a thickener, particularly hydroxy propyl methyl cellulose, a wetting agent, preferably dodecyl benzene sulfonate, to facilitate emulsification of the composition with water, and an amine activator, preferably monoethanolamine. The above components are preferably employed in certain ranges of proportions.
    Type: Grant
    Filed: February 2, 1987
    Date of Patent: March 22, 1988
    Assignee: Texo Corporation
    Inventor: Roland L. Francisco
  • Patent number: 4666626
    Abstract: Non-methylene chloride paint stripper composition consisting essentially of oxo-hexyl acetate as the chief cleaning agent, and cyclohexanone. The composition preferably also contains effective amounts of furfuryl alcohol, an aromatic solvent, particularly an aromatic naphtha solvent, methyl cellulose as thickener, and dodecyl benzene sulfonate as surface active agent. In preferred practice, effective amounts of N-methyl pyrrolidone, diisobutyl ketone and sodium xylene sulfonate wetting agent are also included.
    Type: Grant
    Filed: March 21, 1986
    Date of Patent: May 19, 1987
    Assignee: C.L.M., Inc.
    Inventor: Roland L. Francisco