(19)
(11) EP 0 147 759 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
27.07.1988 Bulletin 1988/30

(43) Date of publication A2:
10.07.1985 Bulletin 1985/28

(21) Application number: 84115554

(22) Date of filing: 15.12.1984
(84) Designated Contracting States:
AT BE DE FR GB IT NL SE

(30) Priority: 27.12.1983 US 565689

(71) Applicant: The B.F. GOODRICH Company
 ()

(72) Inventors:
  • Shah, Pravinchandra Kantilal
     ()
  • Antlfinger, George John
     ()

   


(54) Latex containing odor inhibitors


(57) A nonwoven fabric repellent to body fluids and having reduced odor on sterilization by irradiation or steam is made by bonding nonwoven fibers with a latex, forming said nonwoven fabric, and sterilizing said fabric, said latex is prepared by polymerizing, in the presence of 0.1 to 2 weight parts of a free radical initiator and a sufficient amount of a nonionic or anionic emulsifier, 65 to 85 weight parts of a soft hydrophobic monomer having Tg of -80°C to -20°C, 10 to 30 weight parts of a hard hydrophobic monomer having Tg of +40°C to +120°C, 0.1 to 5 weight parts of an unsaturated carboxylic acid containing 3 to 6 carbon atoms, and 0.1 to 5 weight parts of N-alkylol acrylamide or methacrylamide containing 1 to 10 carbon atoms, said latex has post-added and admixed therein 0.01 to 5 weight parts of an odor inhibition agent selected from amine-type antioxidants and hindered phenols that function to reduce odor of said fabric on sterilization thereof.





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