(19)
(11) EP 0 300 370 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
07.02.1990 Bulletin 1990/06

(43) Date of publication A2:
25.01.1989 Bulletin 1989/04

(21) Application number: 88111345.0

(22) Date of filing: 14.07.1988
(51) International Patent Classification (IPC)4: D06M 15/03, D06M 10/00, D06M 15/17, D06Q 1/00, D06M 15/333, D06M 15/53, D06M 15/263, D06M 14/26, D21H 19/00, D21H 19/16
(84) Designated Contracting States:
BE DE FR GB IT SE

(30) Priority: 23.07.1987 US 76968

(71) Applicant: HERCULES INCORPORATED
Wilmington Delaware 19894 (US)

(72) Inventor:
  • Tise, Frank Peine
    Wilmington Delaware 19808 (US)

(74) Representative: Lederer, Franz, Dr. et al
Lederer, Keller & Riederer Patentanwälte Prinzregentenstrasse 16
80538 München
80538 München (DE)


(56) References cited: : 
   
       


    (54) Method for coating synthetic fibrous sheets


    (57) A method for modifying the surface of a synthetic fibrous sheet material comprises applying to its surface a water-­soluble polymer that is photoinsolubilizable, has a molecular weight from about 10,000 to about 5,000,000, and is selected from the group consisting of polysaccharides and aliphatic derivatives of polysaccharides, polyvinyl alcohol, polyacrylic acid, pectin and polyethylene oxide, and optionally, an abrasive material that is at least partially transparent to ultraviolet light and curing the composition by irradiation.





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