E.i. Dupont De Nemours and Company

Other

William Thomas Hall

Jose Esteban Valentini

Kuo Hsiung Kung

Ronald James McKinney

Richard Douglas Bauer

James Walter Wheeler

William A Nugent, Jr

James A Silver

Sandra Laurine Issler

Clarence Gaetano Hermansky

The compact toothbrush () has a handle that is designed so that the toothbrush () can be held within a user's open palm. The toothbrush's lower portion () has a substantially triangular contour. The toothbrush has a bristled head () and an oppositely disposed support rib (). The support rib extends along the longitudinal axis of the toothbrush from an upper edge of the toothbrush's head (), to a central region of the toothbrush's lower portion. The lower portion of the toothbrush handle has first and second opposed, outwardly flared side edges () that are joined together at the lower edge () so that the lower portion has a substantially V-shaped cross-sectional contour. The user cups the toothbrush () in the palm of his hand and extends two fingers adjacent to the support rib to stabilize the toothbrush () while brushing his teeth.

Compact portable toothbrush

The present invention pertains to an aqueous-based black inkjet ink comprising a mixture of Direct Black 168, Acid Blue 290 and a certain magenta dye. The ink exhibits good color neutrality and gray scale.

Black inkjet ink

The present invention pertains to a yellow ink for inkjet printing and, in particular, to a yellow ink comprising a combination of specific yellow colorants. The present invention further pertains to an ink set comprising this yellow ink. The ink and ink set are particularly advantageous for printing on plain paper.

Inkjet ink and ink set

This invention pertains to an ink set for inkjet printing, in particular to an ink set wherein all the inks are mutually interactive so as to reduce bleed of one color into another. The invention also pertains to a method of inkjet printing with this mutually interactive ink set.

Interactive ink set for inkjet printing

Asymmetrical triazines form stable tank mixtures with trifluralin in the presence of an effective amount of a suitable divalent metal salt.

Divalent metal salts improve compositions of asymmetrical triazine

Zerovalent nickel catalyzed hydrocyanation of mononitriloolefins e.g., 4-pentenenitrile, to dinitriles, e.g., adiponitrile, is improved by using a triorganotin compound as a promoter for the zerovalent nickel.

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Hockessin, DE, United States of America

William Thomas Hall