N,N'-Polyoxyalkylene bis(lactam carboxylic acids)

United States of America Patent

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Jun 1, 1982
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N/A
app pub date
Nov 1, 1977
filing date
May 24, 1976

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Expired

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Abstract

Compounds typified by N,N'-polyoxyalkylene bis (pyrrolidinone-3-carboxylic acid) are useful as epoxy curing accelerators. Salts thereof, including alkali metal salts, are curing agents for isocyanurate foams.

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Patent Owner(s)

HUNTSMAN PETROCHEMCIAL CORPORATION

International Classification(s)

C07D:HETEROCYCLIC COMPOUNDS

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Schulze, Heinz	Austin, TX	16	107
Waddill, Harold G	Austin, TX	63	450
Zimmerman, Robert L	Austin, TX	85	833

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N,N'-Polyoxyalkylene bis(lactam carboxylic acids)

Number of patents in Portfolio can not be more than 2000

United States of America Patent

05847642

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PATENT NO	4332720
SERIAL NO	05847642
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05847642

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