Liquid pigment dispersion and curative agents

Compositions – Compositions containing a single chemical reactant or plural... – Organic reactant

Reexamination Certificate

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Details

C106S436000, C516S033000

Reexamination Certificate

active

07011767

ABSTRACT:
A liquid pigment dispersion is disclosed. The dispersion comprises a pigment dispersed in a blend of two or more active hydrogen-containing materials that together have a freezing point that is room temperature or below. The pigment remains dispersed in the blend, even if the dispersion is subjected to freezing and thawing. A curative blend comprising at least two active hydrogen-containing materials, which is liquid at room temperature, is also disclosed. The dispersions and curative blends of the present invention can be solvent-free. Resins and prepolymers comprising the curative blends of the invention, either pigmented or unpigmented, are also disclosed.

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JPO machine translation for JP 11061012 A.
JPO machine translation for JP 11323221 A.
USPTO obtained translation for JP 3-56571-A.
“The Melting Point Alternation in α, ω-Alkanediamines: Interplay between Hydrogen Bonding and Hydrophobic Interactions”, by Thalladi et al, Angew. Chem. Int. Ed. 2000, 39, No. 5, pp. 918-922.

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