Additive dispersions and process for their incorporation with fi

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...

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264170, 264211, 524308, 524601, 524602, C08K 510, D06M 1300, D06M 1320

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active

045475466

ABSTRACT:
A dispersion is provided for incorporation with a synthetic fiber-forming polymer. The dispersion comprises a polymer additive having an average diameter of up to 50 microns at a temperature of 25.degree. C., a carrier, and a thickener selected from the group consisting of dibenzylidene sorbitol and silica having an ultimate particle size of 7 to 14 nanometers.

REFERENCES:
patent: 3368992 (1968-02-01), Altermatt
patent: 4356280 (1982-10-01), Wells et al.
patent: 4443573 (1984-04-01), Wells et al.
Excerpts of Technical Bulletins numbered 1-9.
#1, Technical Bulletin Pigments No. 3, Degussa.
#2, Technical Bulletin Pigments No. 23, Degussa.
#3, Cab-O-Sil.RTM. Properties and Functions, p. 17.
#4, Cab-O-Sil.RTM. in Coatings.
#5, Hi-Sil.RTM. 200 Series Silicas PPG.
#6 & 7, Hi-Sil.RTM. T-600 Silica Thickener PPG.
#8, Lo-Vel.RTM. 27 Silica Flatting Agent PPG.
#9, Lo-Vel.RTM. 275 Silica Flatting Agent PPG.
#10, Millithix.TM. 925 Milliken Chemicals.

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