Patents Represented by Attorney William J. Spatz, Esq.

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  • Method of softening pulp and pulp products produced by same
    Patent number: 5858172
    Abstract: Wood pulp sheets treated with triacetin and other compounds, or solutions or emulsions of same, having increased softness while maintaining absorbency, and methods for producing same. More particularly, the invention relates to the treatment of wood pulp useful for making a fluff pulp using a softening agent including alkyl ethers, aryl ethers and formic, ethanoic and propanoic esters of low molecular weight glycols, such as triacetin, propylene glycol diacetate and 2-phenoxyethanol.
    Type: Grant
    Filed: September 15, 1997
    Date of Patent: January 12, 1999
    Assignee: Rayonier Inc.
    Inventors: Karl D. Sears, Peter R. Abitz
  • Hydrogenation catalysts for low concentration of chloroprene and trichloroethylene in ethane dichloride stream
    Patent number: 5841012
    Abstract: High space velocity catalysts useful in the substantial elimination of chloroprene and trichloroethylene from an industrial product stream of ethane dichloride; the last is useful in the production of vinyl chloride.
    Type: Grant
    Filed: January 2, 1997
    Date of Patent: November 24, 1998
    Assignee: Saudi Basic Industries Corporation
    Inventors: Hicham Idriss, Adbulrahman Saleh Al-Ubaid, Saeed Mohammed Al-Wahabi, Khalid El Yahyaoui