Easily soluble polyethylene powder for the preparation of fibers

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...

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526 78, 526 87, 526124, 526125, 526352, 526904, 526905, 525242, 525244, 525245, 525338, 525339, 428402, C08F 238, C08F 1002

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047601205

ABSTRACT:
An ultra-high molecular weight polyethylene powder easily soluble in organic solvents and suitable for use in the preparation of fibers or films having a high strength and a high elastic modulus, said polyethylene powder having an intrinsic viscosity in the range of 5 to 30 dl/g in decalin at 135.degree. C. and being obtained by at least two-step polymerization reactions which are:

REFERENCES:
patent: 3592880 (1971-07-01), Diedrich et al.
patent: 3984387 (1976-10-01), Liu et al.
patent: 4014859 (1977-03-01), Cooper et al.
patent: 4311752 (1982-01-01), Diedrich et al.
patent: 4422993 (1983-12-01), Smith et al.
patent: 4545950 (1985-10-01), Motooka et al.
Schwartz, "Plastics Materials and Processes", Van Nostrand Rheinhold Co. Inc., N.Y., (1982), pp. 74-75.

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