Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From phenol – phenol ether – or inorganic phenolate
Patent
1979-04-30
1981-08-25
Pertilla, Theodore E.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From phenol, phenol ether, or inorganic phenolate
525439, 525434, 525462, 528182, 528199, 528361, 528372, C08G 6364, C08L 6900
Patent
active
042860830
ABSTRACT:
A novel process is disclosed for the preparation of copolyesters containing both carboxylate and carbonate groups. The process comprises reacting a carbonyl halide with a difunctional carboxylic acid and a dihydroxy compound in a reaction media which comprises water and a water immmiscible solvent in the presence of a tertiary amine.
REFERENCES:
patent: 4001184 (1977-01-01), Scott
patent: 4059565 (1977-11-01), Yoshizaki et al.
General Electric Company
Mufatti William F.
Pertilla Theodore E.
LandOfFree
Method of preparing polyester carbonates does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Method of preparing polyester carbonates, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method of preparing polyester carbonates will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1159389