Cleaning agent for optical surfaces

Details Cleaning agent for optical surfaces Cleaning agent for optical surfaces

1986-05-01

1987-06-02

Castel, Benoit

Compositions

Water-softening or purifying or scale-inhibiting agents

252106, 25217421, 25217423, 25217415, 134 7, 134 42, B08B 1100, B08B 700, C11D 314, C11D 1708

Patent

active

046700609

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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