Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1995-06-06
1997-07-15
Clark, W. Robinson H.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
525440, 525454, 521 49, 521 495, C08L 7504
Patent
active
056484313
ABSTRACT:
A process for utilizing compact or porous plastics is described that comprise in part or totally polyurethane plastics, wherein the process is characterized by the fact that the plastics are prepared into a reaction mixture with a low hydroxyl number, which can be further processed in the conventional manner into new final products by swelling the plastics either
REFERENCES:
patent: 3300417 (1967-01-01), McElroy
patent: 4159972 (1979-07-01), Braslaw et al.
Demuth Michael
Holzapfel Wolfgang
Clark W. Robinson H.
Demuth Michael
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