Plasticized polyvinyl alcohol compositions, forming process and

Details Plasticized polyvinyl alcohol compositions, forming process and Plasticized polyvinyl alcohol compositions, forming process and

1985-03-25

1987-06-09

Michl, Paul R.

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

Synthetic resins

Processes of preparing a desired or intentional composition...

C08K 552

Patent

active

046720871

ABSTRACT:
Formed articles made from polyvinyl alcohol having an oxygen permeability of no more than about 1 cc mil/100 in.sup.2 24 hr atm. at 80% relative humidity, compositions suitable for use in manufacturing such articles and a process for manufacturing such articles by forming polyvinyl alcohol containing a non-hydroxyl plasticizer in a substantially water-free condition and cooling at a rate sufficiently slow to provide the enhanced impermeability, are disclosed.

REFERENCES:
patent: 3257348 (1966-06-01), Epes
patent: 3287313 (1966-11-01), Imoto
patent: 3585177 (1971-06-01), Gardner
patent: 3997489 (1976-12-01), Coker
patent: 4254169 (1981-03-01), Schroeder
patent: 4536532 (1985-08-01), Miller

Affiliated with

Also associated with

Rating

Plasticized polyvinyl alcohol compositions, forming process and does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Plasticized polyvinyl alcohol compositions, forming process and , we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Plasticized polyvinyl alcohol compositions, forming process and will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1829286