Fluorinated and alkylated dibenzylidene alditol derivatives

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...

Reexamination Certificate

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C549S372000, 52, 52, 52, 52

Reexamination Certificate

active

06849747

ABSTRACT:
Plastic additives which are useful as nucleating agents and which are especially useful for improving the optical properties of polymeric materials are provided. More particularly, this invention relates to certain alkyl (or alkoxy) substituted fluoro-benzylidene sorbitol acetals and polymer compositions thereof which may be utilized within, as merely examples, food or cosmetic containers and packaging. These inventive fluorinated and alkylated benzylidene sorbitol acetals are also useful as gelling agents for water and organic solvents, particularly those used in the preparation of antiperspirant gel sticks.

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Patent Abstracts of Japan; Publication No.: 01062377; Publication Date: Aug. 3, 1989; Fluorinated dibenzylidene polyhydric alcohol derivative, nonaqueous gelatinizing agent containing said derivative and cosmetic using said derivative; Foreign text.
PCT International Search Report; Applicant's File No.: WO5198; International Application No.: PCT/US01/26281; International Filing Date Aug. 23, 2001.
PCT International Preliminary Examination Report; Applicant's File No.: WO5198; International Application No.: PCT/US01/26281; International Filing Date: Aug. 23, 2001.

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