Phenolic resin and method of producing the same

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From phenol – phenol ether – or inorganic phenolate

Reexamination Certificate

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Details

C523S466000, C525S390000, C525S396000, C528S219000

Reexamination Certificate

active

06992166

ABSTRACT:
A phenolic resin obtainable by reacting a dihydroxy compound of the following formula (1) with a phenolic compound,wherein the dihydroxy compound is partially dehydrated.

REFERENCES:
patent: 3004953 (1961-10-01), Sonnabend
patent: 3778409 (1973-12-01), Oertel et al.
patent: 3979462 (1976-09-01), Krimm et al.
patent: 5102962 (1992-04-01), Kikuchi et al.
patent: 2002/0053302 (2002-05-01), Endo et al.
patent: 61145223 (1986-07-01), None
patent: 05-222156 (1993-08-01), None
patent: 05-72404 (1993-10-01), None

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