Process for producing phenolic resins

Details Process for producing phenolic resins Process for producing phenolic resins

1978-08-28

1980-10-21

Griffin, Ronald W.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

427101, 428460, 428531, C08G 832

Patent

active

042293308

ABSTRACT:
Internally plasticized phenolic resins suitable for use in preparing laminates and the like excellent in electrical properties, heat resistance, solvent resistance as well as punchability are produced by reacting a compound of the formula: ##STR1## wherein R.sub.1 is an alkylene residue having 1 to 3 carbon atoms; and R.sub.2 and R.sub.3 are independently hydrogen or a saturated or unsaturated hydrocarbon group having 1 to 3 carbon atoms, with an epoxidized vegetable oil with heating in the presence of one or more secondary and/or tertiary amines, and adding formaldehyde or one or more phenols and formaldehyde to the reaction system to further proceed the reaction.

REFERENCES:
patent: 1947415 (1934-02-01), Heck
patent: 3256222 (1966-06-01), Dalibor et al.
patent: 3947393 (1976-03-01), Sato et al.

Affiliated with

Also associated with

Rating

Process for producing phenolic resins does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Process for producing phenolic resins, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for producing phenolic resins will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2021977