Alkaline and water soluble articles and method of making same

Details Alkaline and water soluble articles and method of making same Alkaline and water soluble articles and method of making same

1995-01-31

1997-09-09

Lee, Helen

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

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

525186, 525187, 525 57, C08L 7102

Patent

active

056658249

ABSTRACT:
The present invention relates to degradable thermoplastic compositions comprising at least one polycaprolactone property modifier blended with at least one water soluble polymer and/or at least one alkaline soluble polymer. Articles produced with this composition have a long and useful life under dry or aqueous conditions. When such articles are exposed to a hot aqueous alkaline solution, the composition dissolves and is readily disposed.

REFERENCES:
patent: 3852913 (1974-12-01), Clendinning et al.
patent: 5147712 (1992-09-01), Miyahara et al.
patent: 5258422 (1993-11-01), Chang et al.
patent: 5362532 (1994-11-01), Famili et al.
patent: 5429874 (1995-07-01), VanPutte
Hawley's Condensed Chemical Dictionary, 12th Ed. (Ed. R.J. Lewis, Sr), pp. 85, 127, 288, 783, 784, 1113 and 1213.

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