Process to make polyurethane foam products

Details Process to make polyurethane foam products Process to make polyurethane foam products

B - Operations, Transporting

29

C

B29C 44/34 (2006.01) B29C 44/38 (2006.01)

Patent

CA 2181514

- 23 - A method for making polyurethane foam products from isocyanate, a polyol and a foaming agent comprising: a. producing a plurality of mixtures of the polyol and the foaming agent in a first area; b. circulating each of the mixtures of the polyol and the foaming agent from the first area to a plurality of molds in a second area; c. providing the isocyanate to said plurality of molds positioned in a second area whereby a number of different polyurethane foam products of differing characteristics may be produced simultaneously by delivering the isocyanate, polyol and the foaming agent to said molds in a second area and allowing the isocyanate, polyol and foaming agent to react therein.

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