Patents by Inventor Sonia M. Pomalaza

Sonia M. Pomalaza 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: 5118390
    Abstract: There is disclosed a tactile imaging paper comprising a tactile sheet and a backing sheet laminated together. The tactile sheet is a cellulosic sheet formed from a highly dilute furnish of from 30% to 60% chemically modified high alpha pulp, 35% to 70% solftwood pulp (or a mixture of softwood pulp and hardwood pulp with the hardwood pulp comprising up to 50% of the mixture), and 0.5% to 6% polyvinyl alcohol fiber. The tactile sheet is formed from the furnish without any wet pressing of the tactile sheet. Once the tactile sheet is dry, it is dry calendered to a density of from 0.3 to 0.9 grams per cubic centimeter. Moreover, the tactile sheet has a porosity of greater than 1000 centimeters per minute. The tactile sheet has a basis weight from 75 to 200 grams per square meter and with a laminated backing sheet the tactile imaging paper has a basis weight of about 190 gsm.
    Type: Grant
    Filed: September 3, 1991
    Date of Patent: June 2, 1992
    Assignee: Kimberly-Clark Corporation
    Inventors: Larry D. Snow, Sonia M. Pomalaza