Process for the preparation of expandable beads

United States of America Patent

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Feb 4, 1992
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N/A
app pub date
Jun 13, 1990
filing date
Jul 5, 1989

priority date (Note)
Expired

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Abstract

Exapandable beads of blends of poly (phenylene-ether) and a vinyl aromatic polymer are prepared by carrying out the polymerization of the vinyl aromatic monomer in presence of the poly(phenylene-ether) and of an expanding agent.

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Patent Owner(s)

Patent Owner	Address
MONTEDIPE S R L	31 FORO BUONAPARTE MILAN

International Classification(s)

C08J:WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTE....

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Anfuso, Francesco	Mantova, IT	4	14
Borghi, Italo	Ferrara, IT	24	173
Matarrese, Savino	Verona, IT	6	59
Mattiussi, Andrea	Milan, IT	4	34

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Process for the preparation of expandable beads

Number of patents in Portfolio can not be more than 2000

United States of America Patent

07538080

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PATENT NO	5086080
SERIAL NO	07538080
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07538080

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