Solution spinning of UHMW poly (alpha-olefin) with recovery...

Details Solution spinning of UHMW poly (alpha-olefin) with recovery... Solution spinning of UHMW poly (alpha-olefin) with recovery...

2006-12-12

2006-12-12

Tentoni, Leo B. (Department: 1732)

Plastic and nonmetallic article shaping or treating: processes

Recycling of reclaimed or purified process material

Vaporizing to recycle liquid

C264S037140, C264S085000, C264S205000

Reexamination Certificate

active

07147807

ABSTRACT:
A process for spinning high molecular weight poly (alph-olefin) filament, particularly ultrahigh molecular weight polyethylene filament, from solution in a volatile spinning solvent with recovery and recycling of the solvent.

REFERENCES:
patent: 3891499 (1975-06-01), Kato et al.
patent: 4344908 (1982-08-01), Smith et al.
patent: 4411854 (1983-10-01), Maurer et al.
patent: 4413110 (1983-11-01), Kavesh et al.
patent: 4422993 (1983-12-01), Smith et al.
patent: 4430383 (1984-02-01), Smith et al.
patent: 4436689 (1984-03-01), Smith et al.
patent: 4536536 (1985-08-01), Kavesh et al.
patent: 4551296 (1985-11-01), Kavesh et al.
patent: 4584347 (1986-04-01), Harpell et al.
patent: 4663101 (1987-05-01), Kavesh et al.
patent: 4668717 (1987-05-01), Lemstra et al.
patent: 4784820 (1988-11-01), Kavesh
patent: 5240566 (1993-08-01), Hahn et al.
patent: 5443904 (1995-08-01), Ohta et al.
patent: 5547626 (1996-08-01), Ohta et al.
patent: 5736244 (1998-04-01), Kavesh et al.
patent: 5741451 (1998-04-01), Dunbar et al.
patent: 5972498 (1999-10-01), Kavesh et al.
patent: 6448359 (2002-09-01), Kavesh
patent: 6605348 (2003-08-01), Ohta et al.
patent: 2042414 (1980-09-01), None
patent: A-60/52647 (1983-08-01), None
patent: WO 93/12276 (1993-06-01), None
patent: WO-9312276 (1993-06-01), None
Smith et al., “Ultrahigh-Strength Polyethylene Filaments by Solution Spinning and Hot Drawing”, Poly. Bull, 1, pp. 733-736 (1979).
Förster, H., “Organic Vapors in Air and Nitrogen—Disposal or Recovery of Potentially Valuable Recyclables?”, Erdöl Erdgas Kohle 114, No. 4, pp. 211-214 (Apr. 1995).

Affiliated with

Also associated with

Rating

Solution spinning of UHMW poly (alpha-olefin) with recovery... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Solution spinning of UHMW poly (alpha-olefin) with recovery..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Solution spinning of UHMW poly (alpha-olefin) with recovery... will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-3688453