C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
253/124, 400/300
C07C 39/16 (2006.01) C07C 39/15 (2006.01) C07C 39/17 (2006.01) C07C 43/178 (2006.01) C08K 5/13 (2006.01) C09K 15/08 (2006.01) C09K 15/14 (2006.01) C10M 129/10 (2006.01)
Patent
CA 1238653
21489-6179 Case 3-13692/- Phenols and use thereof as stabilisers Abstract of the Disclosure The invention relates to phenols which contain a number of aromatic nuclei and in which the bridge formation of these nuclei is in the meta-position to the OH groups. the phenols of the formula I (I) Image wherein R1 is C1-C4alkyl, R4 is C1-C12alkyl, C5-C8cycloalkyl C6-C10aryl, C7-C10aralkyl orC7-C10alkaryl, and each of R2 and R3 independently of the other is one of the radicals of the formula II, III or IV Image (II) (III) (IV) wherein R5 and R6 are as defined above for R1 and R4 and both radicals may be identical to or different from R1 and R4, and X is -CH2-, -CH2OCH2- or -CH2SCH2-, R7 is C4-C12- alkyl, C5-C8cycloalkyl, C6-C10aryl, C7-C10aralkyl or C7-C10alkaryl and R8 is methyl or hydrogen, with the 21489-6179 - 2 - exclusion of the compound 3,5-bis-(3-hydroxy-2,4,6-tri- methylbenzyl)-2,4,6-trimethylphenol are new. The novel phenols and the compound 3,5-bis-(3-hydroxy-2,4,6- trimethylbenzyl)-2,4,6-trimethylphenol are most suitable for use as stabilisers for organic polymers and lubricants and have particularly good colour properties.
416767
Ciba Specialty Chemicals Holding Inc.
Fetherstonhaugh & Co.
LandOfFree
Phenols and use thereof as stabilisers does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Phenols and use thereof as stabilisers, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Phenols and use thereof as stabilisers will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-1201499