Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Reexamination Certificate
2006-11-07
2006-11-07
Szekely, Peter (Department: 1714)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Processes of preparing a desired or intentional composition...
C524S127000, C524S416000, C562S018000
Reexamination Certificate
active
07132466
ABSTRACT:
The invention relates to a compound of the general formula: Z1-O-[m(R1PO3),n(R2HPO3]Z2, represent a copolyphosphate, with m (R1PO3) units and n (R2HPO3) units; R3represents an ammonium building block; R2represents a 1,3,5-triazine building block; Z1and Z2represent ammonium or 1,3,5-triazine building blocks, to be chosen independently of each other; m and n represent whole numbers greater than or equal to 1; and m+n numbers greater than 3. The invention further relates to a method for the preparation of the above compound and to flame-retardant polymer compositions in which compounds with the above formula are applied as flame retardant, the use of the halogen-free compound in a coating composition and a substrate containing a coating formed from the coating composition that has been cured.
REFERENCES:
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patent: 4043987 (1977-08-01), Jolicoeur et al.
patent: 4396586 (1983-08-01), Maurer et al.
patent: 5721281 (1998-02-01), Blount
patent: 0049763 (1982-04-01), None
patent: 0614936 (1994-09-01), None
patent: 11-130413 (1999-05-01), None
Patent Abstracts of Japan Publication No. 11130413, Publication Date May 18, 1999.
Aelmans Nicolaas Johanna Jozef
Braam Adrianus Wilhelmus Maria
Grolleman Patricia Hubertina Cornelis
Kierkels Renier Henricus Maria
Ciba Specialty Chemicals Corporation
Loggins Shiela A.
Szekely Peter
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