Recycling of flexible foam

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Process of treating scrap or waste product containing solid...

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

521 49, 521155, 521159, 521170, 521174, 521912, C08J 1104

Patent

active

056059353

ABSTRACT:
Process for recycling flexible foams by glycolysis and extraction. The glycolysis is conducted by allowing the foam to react with low molecular weight polyols, then allowing the mixture to separate in two phases.

REFERENCES:
patent: 2937151 (1960-05-01), Brocck et al.
patent: 3300417 (1967-01-01), McElroy
patent: 3404103 (1968-10-01), Matsudaira et al.
patent: 3632530 (1972-01-01), Kinoshita et al.
patent: 3708440 (1973-01-01), Frulla et al.
patent: 4110266 (1978-08-01), Sheratte
patent: 4159972 (1979-07-01), Braslaw et al.
patent: 4316992 (1982-02-01), Gerlock et al.
patent: 4317939 (1982-03-01), Gerlock et al.
Hooper et al., "Recent Developments in the Chemical Recycling of Flexible Polyurethanes", Cellular Polymers, vol. 11, No. 5, 1992, pp. 388-396.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Recycling of flexible foam does not yet have a rating. At this time, there are no reviews or comments for this patent.

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

Rate now

     

Profile ID: LFUS-PAI-O-1974361

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.