Cleaning and liquid contact with solids – Processes – Using solid work treating agents
Patent
1984-10-19
1986-09-23
Castel, Benoit
Cleaning and liquid contact with solids
Processes
Using solid work treating agents
134 42, 25217423, 252106, 252163, 252165, 252173, 25217415, 25217417, 25217421, 252544, 252DIG2, 252DIG14, B08B 1100, B08B 700, C11D 314, C11D 1708
Patent
active
046133798
ABSTRACT:
Soft and hard contact lenses are freed from deposits by rubbing them with a particulate organic polymer with a carrier, the polymer having a particular size in the range from about one micron to about 600 microns and a Rockwell hardness in the range of from about R120 to about M68, or a shore hardness in the range from about A15 to about D100.
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Bhatia Rajkumar P.
Stebbins Leslie F.
Su Kai C.
Alcon Laboratories Inc.
Castel Benoit
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