Processes for transitioning between Ziegler-Natta and...

Details Processes for transitioning between Ziegler-Natta and... Processes for transitioning between Ziegler-Natta and...

2005-05-24

2005-05-24

Teskin, Fred (Department: 1713)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Polymers from only ethylenic monomers or processes of...

C526S083000, C526S084000, C526S085000, C526S201000, C526S202000, C526S901000

Reexamination Certificate

active

06897269

ABSTRACT:
Processes for transitioning among polymerization catalyst systems, preferably catalyst systems that are incompatible with each other. In particular, the processes relate to transitioning among olefin polymerization reactions utilizing Ziegler-Natta catalyst systems, metallocene catalyst systems and other MAO-based single site catalyst systems.

REFERENCES:
patent: 4306044 (1981-12-01), Charsley
patent: 4460755 (1984-07-01), Williams et al.
patent: 4701489 (1987-10-01), Hughes et al.
patent: 4834947 (1989-05-01), Cook et al.
patent: 5227438 (1993-07-01), Rebhan
patent: 5270408 (1993-12-01), Craddock, III et al.
patent: 5371053 (1994-12-01), Agapiou et al.
patent: 5442019 (1995-08-01), Agapiou et al.
patent: 5672665 (1997-09-01), Agapiou et al.
patent: 5672666 (1997-09-01), Muhle et al.
patent: 5753786 (1998-05-01), Agapiou et al.
patent: 6359084 (2002-03-01), Herzog et al.
patent: 6388027 (2002-05-01), Zilker, Jr. et al.
patent: 0471479 (1992-02-01), None
patent: 0116917 (1998-03-01), None
patent: 0829491 (1998-03-01), None
patent: WO 9214766 (1992-09-01), None
patent: WO 9830599 (1998-07-01), None

Affiliated with

Also associated with

Rating

Processes for transitioning between Ziegler-Natta and... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Processes for transitioning between Ziegler-Natta and..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Processes for transitioning between Ziegler-Natta and... will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-3427956