Process for preparation of formaldehyde copolymers

Details Process for preparation of formaldehyde copolymers Process for preparation of formaldehyde copolymers

1983-12-08

1985-03-12

Phynes, Lucille M.

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

Synthetic resins

Removing and recycling removed material from an ongoing...

528241, 528270, C08G 8500, C08G 400

Patent

active

045046360

ABSTRACT:
A copolymer of formaldehyde with a cyclic formal is continuously prepared by feeding formaldehyde, the cyclic formal and 0.1-20 weight parts, per 100 weight parts of formaldehyde, of an inert organic solvent to a biaxial mixer where the formaldehyde is copolymerized with the cyclic formal in the presence of boron trifluoride or an ether complex thereof.

REFERENCES:
patent: 3254053 (1966-05-01), Fisher et al.
patent: 3442866 (1969-05-01), Seddon et al.
patent: 4065421 (1977-12-01), Allyn et al.
patent: 4105637 (1978-08-01), Semanchik et al.
patent: 4197268 (1980-04-01), Anders
patent: 4343929 (1982-08-01), Sugio et al.

Affiliated with

Also associated with

Rating

Process for preparation of formaldehyde copolymers 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 preparation of formaldehyde copolymers, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for preparation of formaldehyde copolymers will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-708878