Novolac alkylphenol resin formed with fatty acid

Details Novolac alkylphenol resin formed with fatty acid Novolac alkylphenol resin formed with fatty acid

2006-03-31

2009-02-10

Sellers, Robert (Department: 1796)

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

Synthetic resins

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

C525S502000, C528S158500

Reexamination Certificate

active

07488784

ABSTRACT:
The invention relates to novolac alkylphenol resins having a low level of free alkylphenol, a method for the production thereof, and the use thereof as tackifying resins and reinforcing resins for rubbers. The resins may be used advantageously in the production of tires.

REFERENCES:
patent: 2891021 (1959-06-01), Aelony
patent: 6326453 (2001-12-01), Asami et al.
patent: 58-220739 (1983-12-01), None
patent: 11-349655 (1999-12-01), None
patent: 2004-238618 (2004-08-01), None
HCAPLUS accession No. 1988:57118 for Czech Patent No. 238,995, Marek et al., Dec. 16, 1985, one page.

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