Vinyl acetate-acrylic aerosol latex paint containing cationic surfactants from ethoxylated amines
CA 1057874 A · Owner: Allied Chemical Corporation · Inventors: Taub, Bernard
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An aerosol latex paint formulation is provided by emulsifying a water-insoluble vinyl acetate-acrylic copolymer latex paint in a liquid propellant composition which is a hydrocarbon or halogenated hydrocarbon and which contains a cationic surfactant which is an ethylene oxide adduct of certain amines. The formulation is placed in a container suitably equipped with a spray nozzle. Preferably a wetting agent is also incorporated in the liquid component to provide better paint application. This aerosol paint formulation is easy to apply does not foam, pro-, vides good surface cover and is stable with respect to can corrosion.
Read the whole patent
Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted July 3, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 3, 1996.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.