Method of stabilizing oxymethylene copolymers

Chemistry of carbon compounds – Miscellaneous organic carbon compounds

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

260 458A, 260 458N, C08G 236

Patent

active

040353389

ABSTRACT:
A method of stabilizing oxymethylene copolymers which comprises heating an oxymethylene copolymer in a hydrocarbonaceous mixed medium consisting of about 50 - 92% by weight of a hydrocarbon having 5 - 7 carbon atoms, about 6 - 48% by weight of an alcohol and about 2 - 20% by weight of water based on the total amount of the medium, at a temperature of from about 100.degree. to about 170.degree. C. in the presence of a salt selected from the group consisting of the sodium and potassium salts of ethylenediaminetetraacetic acid under the conditions of a pH value of from about 4 to about 7.

REFERENCES:
patent: 3718630 (1973-02-01), Leverett
patent: 3756985 (1973-09-01), Gerlach et al.
patent: 3875117 (1975-04-01), Ackermann et al.
patent: 3880804 (1975-04-01), Ishii et al.

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

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

Rate now

     

Profile ID: LFUS-PAI-O-487153

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