Dyed polymethyl methacrylate bone cement and process for its...

Details Dyed polymethyl methacrylate bone cement and process for its... Dyed polymethyl methacrylate bone cement and process for its...

2006-07-07

2009-08-04

Yoon, Tae H (Department: 1796)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

C523S112000, C523S117000

Reexamination Certificate

active

07569621

ABSTRACT:
A dyed polymethyl methacrylate bone cement is described which is characterized by at least the surface of the polymer particles of the powder component being coated partially or completely with a mixture of one or several dyes and a hydrophobic, low molecular or oligomeric organic coupling agent, such a quantity of coupling agent being present that the polymer particles can be visually recognized as not having swollen.

REFERENCES:
patent: 4373217 (1983-02-01), Draenert
patent: 4588583 (1986-05-01), Pietsch et al.
patent: 5258420 (1993-11-01), Posey-Dowty et al.
patent: 6680308 (2004-01-01), Hassan
patent: 6743438 (2004-06-01), Thakrar et al.
patent: 2006/0062825 (2006-03-01), Maccecchini
patent: 2006/0293407 (2006-12-01), Kuhn et al.

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