Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1978-09-18
1981-05-12
Ziegler, J.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
260 4R, 525 75, 525 76, 525 77, 525 79, 525 80, 525 83, 525 87, 525193, 525198, 525210, 525213, 525217, 525222, 525231, 525234, 525235, 525237, 525238, 525239, 525240, 525241, 525243, 525313, 525315, 525316, C08L 902, C08L 5502
Patent
active
042672821
ABSTRACT:
In the process of melting a blend of nitrile polymer and lubricous additive with a screw-plasticizing unit, the improvement which involves having an absorptive anti-slip agent such as rubber crumb in admixture with the blend when charging the plasticator to minimize feeding problems.
REFERENCES:
patent: 2382803 (1945-08-01), Miller et al.
patent: 3438971 (1969-04-01), Walker
Monsanto Company
Murphy Michael J.
Ziegler J.
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