Bead polymerizates containing halogen-free phosphourus...

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...

Reexamination Certificate

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Details

C524S127000, C524S145000, C525S167000, C525S169000, C525S188000, C526S193000, C526S909000

Reexamination Certificate

active

06936647

ABSTRACT:
The present invention relates to novel crosslinked bead polymers having an average particle size of 1 to 1000 μm containing specific, halogen-free phosphorus compounds including triphenyl phosphate as the halogen-free phosphorus compound, and to a process for the production of these bead polymers and to the use thereof as flame retardants in thermoplastics.

REFERENCES:
patent: 3726839 (1973-04-01), Jin
patent: 4677173 (1987-06-01), Holle et al.
patent: 4980382 (1990-12-01), Sonnenberg et al.
patent: 5061745 (1991-10-01), Wittmann et al.
patent: 5204394 (1993-04-01), Gosens et al.
patent: 5658974 (1997-08-01), Fuhr et al.
patent: 5672645 (1997-09-01), Eckel et al.
patent: 5686514 (1997-11-01), Bayha et al.
patent: 5733957 (1998-03-01), Podszun et al.
patent: RE36902 (2000-10-01), Eckel et al.
patent: 196 48 799 (1998-05-01), None
patent: 196 50 370 (1998-06-01), None
patent: 2168707 (1988-06-01), None
patent: 966280 (2000-06-01), None
patent: 50-16825 (1975-02-01), None
patent: 52-4545 (1977-01-01), None
patent: 55-122075 (1980-09-01), None
Principles of Polymerization, Third Edition, George Odian, p. 302, John Wiley & SOns Inc. 1991.
** Database WPI, Section Ch, Week 200039 Derwent Publications Ltd., London, GB.
AN 2000-446908 XP002173858 & JP 2000 159822 A (Sumitomo Chem Co Ltd), Juni 13, 2000 ( Jun. 13, 2000) Zusammenfassung.
** Database WPI, Section Ch. Week 199436 Derwent Publications Ltd., London, GB.
AN 1994-290923 XP002173857 & JP 06 220110 A (Sekisui Plastics Co Ltd), Aug. 9, 1994 Zusammenfassung.

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