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US 6,887,570 B2Granted
Coated clumping litter
AssigneeNestec S.A.
InventorsPhillip Brent Greene, James Dean Job, James Max Kearbey, César J. Mauras
Life of this patent
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Abstract
A clumping animal litter is disclosed which includes non-swelling particles and a swelling agent coated on the non-swelling particles. In one embodiment, the non-swelling particles are manufactured by agglomerating clay fines.
Claims49
An animal litter comprising:
- non-swelling particles;
- and
- bentonite particles coated on said non-swelling particles.
An absorbent material comprising:
- clay particles in the range of −10 to +50 mesh;
- and
- a coating for said particles, said coating comprising a bentonite powder.
A clumping animal litter comprising:
- clay particles in the range of −10 to +50 mesh, said particles being agglomerated from clay fines of about −50 mesh in size;
- and
- a coating for said particles, said coating comprising bentonite.
A method for manufacturing a clumping animal litter comprising:
- agglomerating clay fines into particles;
- and
- coating the particles with a bentonite powder.
A clumping animal litter comprising:
- clay particles in the range of −10 to +50 mesh in size;
- and
- bentonite powder of about 200 mesh, said powder applied as a coating to said particles in an amount of about 20% to about 40% by weight.
Dependencies are inferred from the claim text.