US2002020509A1PendingUtilityA1

Shrink-proof treatment of cellulosic fiber textile

Priority: Oct 30, 1997Filed: Oct 30, 1998Published: Feb 21, 2002

Est. expiryOct 30, 2017(expired)· nominal 20-yr term from priority

Inventors:Yuichi Yanai Kenji Uno Takeo Ishikawa Tadashi Isogai

D06M 11/05D06M 2101/06D06M 11/61D06M 13/325

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Claims

Abstract

A method for the shrink-proof treatment of a cellulosic fiber textile comprising the steps of treating a cellulosic fiber textile with liquid ammonia and subsequently treating it with steam.

Claims

exact text as granted — not AI-modified

1 . A method for the shrink-proof treatment of a cellulosic fiber textile comprising the steps of treating a cellulosic fiber textile with liquid ammonia and subsequently treating it with steam.  
     
     
         2 . The method of  claim 1 , wherein the steam treatment is carried out at a temperature of 98° C. to 150° C.

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