Ester compound, plasticizer for biodegradable aliphatic...

Details Ester compound, plasticizer for biodegradable aliphatic... Ester compound, plasticizer for biodegradable aliphatic...

2007-01-23

2007-01-23

Szekely, Peter (Department: 1714)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

C524S306000, C524S308000, C524S310000, C524S311000, C560S180000, C560S190000, C560S198000, C560S199000

Reexamination Certificate

active

10509793

ABSTRACT:
An ester compound represented by formula (1)in-line-formulae description="In-line Formulae" end="lead"?R1OOC—(CH2)m—COOR2  (1)in-line-formulae description="In-line Formulae" end="tail"?wherein R1and R2are different from each other and each represents a group of formula (2)in-line-formulae description="In-line Formulae" end="lead"?—(R3O)nR4  (2)in-line-formulae description="In-line Formulae" end="tail"?wherein R3is a C1-6alkylene group; R4is a C1-10straight- or branched-chain alkyl group, a C6-12aryl group, C7-15arylalkyl group or a C7-15alkylaryl group; m is an integer from 0 to 8, and n is an integer from 0 to 6.This compound is suitable as a plasticizer for biodegradable aliphatic polyester resins.

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Concise Statement of Relevancy of Cite Nos. 1-7 above.

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