Nonwoven laminate

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 12005692
APP PUB NO 20210023815A1
SERIAL NO

16932852

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Abstract

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The invention provides a nonwoven laminate, comprising in order (A) to (E): a spunbond nonwoven layer (A) comprising fibres, which comprise polyethylene terephthalate (PET) and copolyester; an optional spunbond nonwoven layer (B) comprising fibres, which comprise polyethylene terephthalate (PET) and copolyester, the nonwoven layer (B) having a higher copolyester content than nonwoven layer (A); a needled staple fibre nonwoven layer (C), comprising: monocomponent polyethylene terephthalate (PET) staple fibres (c1), and multicomponent staple fibres (c2), which comprise at least a polyethylene terephthalate (PET) component and a copolyester component; an optional spunbond nonwoven layer (D) comprising fibres, which comprise polyethylene terephthalate (PET) and copolyester, the nonwoven layer (D) having a higher copolyester content than nonwoven layer (E); a spunbond nonwoven layer (E) comprising fibres, which comprise polyethylene terephthalate (PET) and copolyester; wherein all layers are melt-bonded to each other.

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Patent Owner(s)

Patent OwnerAddress
CARL FREUDENBERG KGWEINHEIM

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Schoepping, Gerhard Zwingenberg, DE 9 48
Venugopal, Arun Prasad Weinheim, DE 10 2

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