Polyolefin compositions having low hardness and low gloss

Details Polyolefin compositions having low hardness and low gloss Polyolefin compositions having low hardness and low gloss

2007-10-24

2011-12-06

Mullis, Jeffrey (Department: 1765)

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

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

C525S240000, C525S242000

Reexamination Certificate

active

08071686

ABSTRACT:
A polyolefin composition comprising, in percent by weight: A) 10-25% of a propylene homopolymer or copolymer with up to 8% of comonomer(s); B) 75-90% of a copolymer of ethylene and (i) propylene or (ii) CH2═CHR alpha-olefins, where R is a 2-8 carbon alkyl radical, or (iii) a combination thereof, optionally with minor amounts of a diene, containing from 54 to 65% of ethylene; wherein the weight ratio B/XS of the content B of copolymer component (B) to the fraction XS soluble in xylene at room temperature, both referred to the total weight of (A)+(B), is of 1.50 or less.

REFERENCES:
patent: 4399054 (1983-08-01), Ferraris et al.
patent: 5055438 (1991-10-01), Canich
patent: 5095153 (1992-03-01), Agnes et al.
patent: 5145819 (1992-09-01), Winter et al.
patent: 5221651 (1993-06-01), Sacchetti et al.
patent: 5286564 (1994-02-01), Cecchin et al.
patent: 5302454 (1994-04-01), Cecchin et al.
patent: 5324800 (1994-06-01), Welborn, Jr. et al.
patent: 5360868 (1994-11-01), Mosier et al.
patent: 5703187 (1997-12-01), Timmers
patent: 6013819 (2000-01-01), Stevens et al.
patent: 6075077 (2000-06-01), Timmers et al.
patent: RE37384 (2001-09-01), Winter et al.
patent: 6686488 (2004-02-01), Wilson et al.
patent: 6806326 (2004-10-01), Stevens et al.
patent: 6858557 (2005-02-01), Stevens
patent: 6884857 (2005-04-01), Stevens et al.
patent: 7022640 (2006-04-01), Morini et al.
patent: 7049377 (2006-05-01), Morini et al.
patent: 7205364 (2007-04-01), Canich
patent: 7288598 (2007-10-01), Pelliconi et al.
patent: 7294674 (2007-11-01), Pelliconi et al.
patent: 7592393 (2009-09-01), Pelliconi et al.
patent: 7592396 (2009-09-01), Pelliconi et al.
patent: 7728077 (2010-06-01), Pelliconi et al.
patent: 2007/0232765 (2007-10-01), Pelliconi et al.
patent: 2009/0047456 (2009-02-01), Rigosi
patent: 2009/0156748 (2009-06-01), Pellegatti et al.
patent: 2009/0171018 (2009-07-01), Pellegatti et al.
patent: 45977 (1982-02-01), None
patent: 129368 (1984-12-01), None
patent: 361493 (1990-04-01), None
patent: 395083 (1990-10-01), None
patent: 400333 (1990-12-01), None
patent: 416815 (1991-03-01), None
patent: 420436 (1991-04-01), None
patent: 472946 (1992-03-01), None
patent: 485823 (1992-05-01), None
patent: 643066 (1995-03-01), None
patent: 671404 (1995-09-01), None
patent: 728769 (1996-08-01), None
patent: 1279699 (2003-01-01), None
patent: 91/04257 (1991-04-01), None
patent: 03/076508 (2003-09-01), None
patent: 03/076511 (2003-09-01), None
patent: 2005/103140 (2005-11-01), None
patent: 2007/096209 (2007-08-01), None
patent: 2008/068112 (2008-06-01), None
US 5,168,111, 12/1992, Canich (withdrawn)

Affiliated with

Also associated with

Rating

Polyolefin compositions having low hardness and low gloss does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Polyolefin compositions having low hardness and low gloss, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Polyolefin compositions having low hardness and low gloss will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-4312460