Process for the manufacture of glycidylester compositions

Details Process for the manufacture of glycidylester compositions Process for the manufacture of glycidylester compositions

2005-06-07

2005-06-07

Sellers, Robert (Department: 1712)

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

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

C525S443000, C525S444000, C525S448000, C528S297000

Reexamination Certificate

active

06903166

ABSTRACT:
A process for the manufacture of glycidylester compositions by (a) reacting: (i) at least one cyclohexyl anhydride compound A; (ii) at least one di-secondary or di-primary hydroxyl compound B containing two (cyclo)aliphatic hydroxyl groups; (iii), at least one di-secondary carboxylic acid or anhydride compound C; and (iv) a mono-glycidyl ester of an α,α-branched carboxylic acid compound D containing from 5 to 19 carbon atoms; and (b) reacting the carboxyl functional polyester from step (a) with an excess epihalohydrin in the presence of a base.

REFERENCES:
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patent: WO 98/37119 (1998-08-01), None
patent: WO 98/42768 (1998-10-01), None

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