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polypore

Li-ion and Pb-A separator firm Polypore in $3.2b sell off

Thu, 02/26/2015 - 16:35 -- paul Crompton
Li-ion and Pb-A separator firm Polypore in $3.2b sell off

Lithium-ion and lead-acid battery separator firm Polypore International has been sold for around $3.2billion in two separate deals.

The US company sold its Energy Storage business to Japanese firm Asahi Kasei Corporation for around $2.2billion and its Separations Media segment to US based 3M Co for around $1billion.

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Polypore legals put a brake on LG

Thu, 07/24/2014 - 14:40 -- Laura Varriale

Polypore has won an injunction against LG Chem preventing the Korean company from producing batteries containing its own version of ceramic coated separators.

Polypore’s subsidiary Celgard claims that LG Chem is infringing Celgard’s patent on ceramic-coated lithium-ion separators. The company has requested a preliminary injunction to prohibit the importation or sale of lithium-ion batteries in the US that contain LG Chem’s lithium-ion separators.

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