Preparation and use of substituted bisphenols

Details Preparation and use of substituted bisphenols Preparation and use of substituted bisphenols

1986-04-16

1987-07-28

Lone, Werren B.

Organic compounds -- part of the class 532-570 series

Organic compounds

Oxygen containing

568727, 568728, C07C 3916

Patent

active

046833455

ABSTRACT:
Process of preparation of a bisphenol by the condensation of a phenol carrying a halogen substituent and alkyl groups with an aldehyde in a solvent for the phenol, in the presence of sulphuric acid; the proportion of acid with respect to the phenol is such that after the condensation and absorption by the acid of the water eliminated, the acid contains less than 50% of water by weight.

REFERENCES:
patent: 1977627 (1934-10-01), Greenhalgh
patent: 3426081 (1969-02-01), Shore et al.
patent: 3674879 (1972-07-01), Tiefenthal et al.
patent: 4535191 (1985-08-01), Mark et al.

Affiliated with

Also associated with

Rating

Preparation and use of substituted bisphenols does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Preparation and use of substituted bisphenols, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Preparation and use of substituted bisphenols will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2035851