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US 4,049,600 AGranted
Weldable corrosion resistant primer material
AssigneeMortell Company
InventorKanti D. Patel
Life of this patent
Estimating the term…
Abstract
A weldable, corrosion resistant primer material which is adapted for airless spraying application and which is resistant to mill oil and drawing compounds and is not subject to loss of properties under the influence of phosphating systems utilized in modern automobile manufacturing plants. The welding time of the material may be left open and may be varied to accommodate various assembly operations.
Claims11
A weldable, corrosion preventative primer material comprising:
- a binding agent and drying time control agent selected from the group consisting of long oil alkyds, medium oil alkyds, short oil alkyds and epoxy esters;
- between 15 and 39% by weight of a paraffinic oil;
- between 7.2 and 16.4% by weight of pigment comprising iron oxide;
- between 1.5 and 2.09% by weight of calcium oxide;
- between 0.20 and 0.24% by weight of a composition of diethylene glycol and boron trifluoride;
- an epoxy resin;
- and
- a viscosity control agent.
5 more elements
Dependencies are inferred from the claim text.