Pseudoplastic water based ink for ball point pen

Details Pseudoplastic water based ink for ball point pen Pseudoplastic water based ink for ball point pen

2005-08-09

2005-08-09

Lorengo, J. A. (Department: 1755)

Compositions: coating or plastic

Coating or plastic compositions

Marking

C106S031600, C106S031370, C106S031400, C106S031690, C106S031720

Reexamination Certificate

active

06926765

ABSTRACT:
A pseudoplastic water based ink for a ball-point pen comprising at least a colorant, water and an associative type viscosity control system, whereby the viscosity of the ink is comprised in a range from 20 to 40 mPa.s, when it is subjected to a shear rate of 1000 s−1, and between 10,000 and 12,000 mPa.s, when the shear rate is 1 s−1.

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patent: 0 339 712 (1989-11-01), None
patent: 1 035 134 (2000-09-01), None
patent: WO 02/102905 (2002-12-01), None

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