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US 8,986,438 B2Granted
Stainless plumber's putty
AssigneeOatey Co.
InventorsWayne A. Merrifield, Hsing Hui Yu
Life of this patent
Estimating the term…
Abstract
A stainless putty composition is provided that includes a liquid portion including vegetable oil, and a solids portion. The solids portion includes one or more of a filler and polymeric plasticizer. The stainless putty composition is essentially free of hydrocarbons.
Claims18
A stainless putty composition comprising:
- a liquid portion including about 5-17.6% by weight vegetable oil;
- a solids portion-comprising
- about 60-90% by weight of at least one filler selected from mica, calcium carbonate, aluminum carbonate, silicates, oxides, precipitated calcium carbonate, precipitated silica, mineral fibers, and crushed blast furnace slag;
- and
- wherein the filler further includes one or more of montmorillonite clay, kaolin clay, and sodium bentonite;
- wherein the stainless putty composition exhibits less than 0.2 inches of oil migration when applied on a porous surface for 180 days.
3 more elements
A stainless putty composition, formulated to avoid staining when applied to a porous surface, comprising:
- a. a vegetable oil;
- b. a solids portion comprising at least one filler selected from montmorillonite clay, kaolin clay, sodium bentonite, mica, calcium carbonate, aluminum carbonate, silicates, oxides, precipitated calcium carbonate, precipitated silica, mineral fibers, and crushed blast furnace slag;
- c. wherein 10-20% by weight of the solids portion comprises one or more of montmorillonite clay, kaolin clay, and sodium bentonite;
- and
- d. a polymer plasticizer;
- wherein said stainless putty composition has a penetration value of about 50-200 mm.
3 more elements
Dependencies are inferred from the claim text.