Vacuum system for controlling pressure in a polyester process

Chemical apparatus and process disinfecting – deodorizing – preser – Chemical reactor – Organic polymerization

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

422134, 203 73, 203 77, C08F 200

Patent

active

057531900

ABSTRACT:
The present invention discloses a polymerization system having at least two reaction chambers wherein vacuum is used to remove vapors therefrom comprising a single vacuum system for supplying vacuum in increasing amounts to successive reaction chambers. Also disclosed is a polymerization process having at least first and second reaction chambers in which the pressure is decreased successively from said first chamber to a final chamber.

REFERENCES:
patent: 3157619 (1964-11-01), Bell et al.
patent: 3250747 (1966-05-01), Mitchell et al.
patent: 3359074 (1967-12-01), Dobo
patent: 3468849 (1969-09-01), Rothert
patent: 4758650 (1988-07-01), Van Endert
patent: 5466776 (1995-11-01), Krautstrunk et al.
Patent Abstracts of Japan, vol. 10, No. 321, C-382, abstract of JP,A,61-130336 (Toyobo Co Ltd), 18 Jun. 1986.
Patent Abstracts of Japan, vol. 10, No. 4, C-322, abstract of JP,A,60-163918 (Toyo Boseki K.K.), 26 Aug. 1985.
Patent Abstracts of Japan, vol. 10, No. 194, C-358, abstract of JP,A,61-37819 (Toray Ind Inc), 22 Feb. 1986.
Ryans, J. L. and D. L. Roper, Process Vacuum System Design & Operation, McGraw-Hill Book Company, New York, 1986, pp. 230-237.

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

Vacuum system for controlling pressure in a polyester process does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Vacuum system for controlling pressure in a polyester process, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Vacuum system for controlling pressure in a polyester process will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-1850058

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