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US 5,690,874 AGranted
Fiber production process
AssigneeCourtaulds Fibres (Holdings) Limited
InventorsKathryn Diana Bell, Ian Graveson, Timothy John Ollerenshaw
Life of this patent
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Abstract
A method of forming a flame retardant cellulose fiber is disclosed which comprises the steps of producing lyocell fiber and incorporating a flame retardant chemical into the fiber while the fiber is in the never-dried condition prior to first drying.
Claims10
A method of forming a flame retardant cellulose fibre comprising the steps of producing lyocell fibre and incorporating a flame retardant chemical into the fibre whilst the fibre is in the never-dried condition prior to first drying.
Dependencies are inferred from the claim text.