Ethoxylated polytetramethylene glycols as fiber lubricants

Details Ethoxylated polytetramethylene glycols as fiber lubricants Ethoxylated polytetramethylene glycols as fiber lubricants

1978-05-26

1981-01-13

Silverberg, Sam

Stock material or miscellaneous articles

Coated or structually defined flake, particle, cell, strand,...

Rod, strand, filament or fiber

428361, 428395, 568617, 568623, 252 89, 252 52A, 4273931, B32B 2734, B32B 2736

Patent

active

042450047

ABSTRACT:
There are disclosed block copolymer lubricants for synthetic textile fibers which are compounds derived from tetramethylene oxide (tetrahydrofuran) and ethylene oxide of the formula:

REFERENCES:
patent: 3194772 (1965-07-01), Trotz
patent: 3834935 (1974-09-01), Symm et al.
patent: 4038296 (1977-08-01), Greif
Kuwamura et al., Surface Active Copolymers, J. Amer. Oil Chem. Soc., 48, 29 (1971), pp. 29-34.
Grant, Hackh's Chemical Dictionary, 4th Ed., McGraw-Hill, N.Y., pp. 669, 118, 668.

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