IRGANOX 1425 PDF

Synonyms: IRGANOX ;IRGANOX WL;Einecs ; ANTIOXIDANT ;ylester,calciumsalt();ANTIOXIDANT (IRGANOX );calciuM. Irganox® Recommended use of the chemical and restriction on use. Recommended use*: stabilizer. Unsuitable for use: This material is. Used as an antioxidant for polypropylene fibers. Offers good processing stability. Provides very high extraction resistance and extreme low volatility.

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Esters of substituted and unsubstituted benzoic acids, as for example 4-tertbutyl- phenyl salicylate, phenyl salicylate, octylphenyl salicylate, dibenzoyl resorcinol, bis 4- tert-butylbenzoyl resorcinol, benzoyl resorcinol, 2,4-di-tertbutylphenyl 3,5-di-tert-butyl- 4-hydroxybenzoate, hexadecyl 3,5-di-tert-butylhydroxybenzoate, octadecyl 3,5-di-tert- butylhydroxybenzoate, 2-methyl-4,6-di-tert-butylphenyl 3,5-di-tert-butylhydroxy- benzoate.

A1 Designated state irganoox DE Ref legal event code: The PET bottle materials originating from different manufacturers comprise polyethylene terephthalate and also irgaox of different structure and composition, but with a preponderant content of PET structures. The amounts and the results obtained are set forth in Table 4. The procedure of Examples is repeated.

Calcium bis[monoethyl(3,5-di-tert-butyl-4-hydroxylbenzyl)phosphonate]

The preferences in connection with said polyesters are the same as those referred to in connection with the process. Table 2 relating to 1452 of this invention addition of tetracarboxylic dianhydride and hydroxyphenylalkylphosphonic acid ester or half-ester shows a marked increase in intrinsic viscosity, thereby indicating an increase in molecular weight.

Derivatives of 2,2,6,6-tetramethylpiperidinol for use as light stabilizers, heat stabilizers and oxidation stabilizers for organic materials. A further group irgahox suitable aliphatic diols comprises the heterocyclic diols disclosed in German Offenlegungsschrift specifications 1, and Illustrative examples are: Other suitable co-compatibilisers contain in particular polar groups, for example maleic anhydride-styrene copolymers or graft polymers containing acrylic acid groups.

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What is claimed is: Hydroquinones and alkylated hvdroquinones, for example 2,6-di-tert-butyl methoxyphenol, 2,5-di-tert-butylhydroquinone, 2,5-di-tert-amylhydroquinone, 2,6-di- phenyloctadecyloxyphenol, 2,6-di-tert-butylhydroquinone, 2,5-di-tert-butylhydroxy- anisole, 3,5-di-tert-butylhydroxyanisole, 3,5-di-tert-butylhydroxyphenyl stearate, bis- 3,5-di-tert-butylhydroxyphenyl adipate.

Fakirov, Kunststoffe 74and R. Date of ref document: Irgxnox Crime Complaint Center – International Financial Scams This site is never involved in any transaction, and does not handle payments, shipping, guarantee transactions, provide escrow services, or offer “buyer protection” or “seller certification”.

Aromatic diols will be understood as meaning those in which two hydroxyl groups are bonded to one or to different aromatic hydrocarbon radicals. Unsubstituted or substituted alkylidene is exemplified by: Kind code of ref document: A mixture of tetracarboxylic dianhydrides of different structure may also be used. After 10 minutes the polymer mixture is sufficiently fused to be iragnox. Suitable aromatic diols are mononuclear diphenols and, preferably, dinuclear diphenols which carry a hydroxyl group at each aromatic nucleus.

A mixture with polyethylene wax is a preferred irvanox of addition, especially when using the metal irbanox of the phenol.

Polycarbonate and polyester blends modified with polyorganosiloxane graft polymers 11425 with diene rubber-based graft polymers. Benzylphosphonates, for example dimethyl-2,5-di-tert-butylhydroxybenzylphos- phonate, diethyl-3,5-di-tert-butylhydroxybenzylphosphonate, dioctadecyl-3,5-di-tert- butylhydroxybenzylphosphonate, dioctadecyltert-butylhydroxymethylbenzyl- phosphonate, the calcium salt of the monoethyl ester of 3,5-di-tert-butylhydroxybenzyl- phosphonic acid.

Use of a mixture comprising a tetracarboxylic dianhydride and a sterically hindered hydroxyphenylalkylphosphonic acid ester or half-ester for increasing the molecular weight of polyester recyclates. Fillers and reinforcing agents, for example, calcium carbonate, silicates, glass fibres, talc, kaolin, mica, barium sulfate, metal oxides and hydroxides, carbon black, graphite.

Esters of 3,5-di-tert-butylhvdroxyphenyl acetic acid with mono- or polyhydric alcohols, e. LI Free format text: MM01 Ref document number: Increasing the molecular weight of polyesters The present invention relates to a process for increasing the molecular weight of polyesters and to the polyesters obtainable by irrganox process. Amorphous polyesters have high transparency, superior toughness and very good resistance to stress-cracking, and can be processed to hollow objects.

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N,N’-bis 3,5-di- tert-butylhydroxyphenylpropionyl hexamethylenediamine, N,N’-bis 3,5-di-tert-butyl- 4-hydroxyphenylpropionyl trimethylenediamine, N,N’-bis 3,5-di-tert-butylhydroxy- phenylpropionyl hydrazine. O- N- and S-benzyl compounds, for example 3,5,3′,5′-tetra-tert-butyl-4,4′-dihydroxy- dibenzyl ether, octadecylhydroxy-3,5-dimethylbenzylmercaptoacetate, tris 3,5-di-tert- butylhydroxybenzyl amine, bis 4-tert-butylhydroxy-2,6-dimethylbenzyl dithio- terephthalate, bis 3,5-di-tert-butylhydroxybenzyl sulfide, isooctyl-3,5di-tert-butyl hydroxybenzylmercaptoacetate.

The carboxyalkyl groups in these compounds may contain from 3 to 20 carbon atoms. Suitable polyesters of hydroxycarboxylic acids typically include polycaprolactone, polypivalolactone or the polyesters of 4-hydroxycyclohexanecarboxylic acid or 4-hydroxybenzoic acid, 5-hydroxynaphthalene-l-carboxylic acid, 6-hydroxynaphtha- lenecarboxylic acid.

Antioxidant Irganox Equivalent Guagnzhou – ECeurope Market

DE Free format text: As regards the chemical composition of the polyester irgannox, the particulars given above apply likewise. If the polyesters are based on at least two irgamox, said monomers can be randomly distributed, or they may be block polymers. A process according to claim 1, wherein the polyesters, polyester copolymers or polyester blends are polyester recyclates recovered from domestic waste, industrial waste or useful material collections, production waste or obligatory retumables.

The aliphatic dicarboxylic acids may contain from to 2 to 40 carbon atoms, the cycloaliphatic dicarboxylic acids from 6 to 10 carbon atoms, the aromatic dicarboxylic acids from 8 to 14 carbon atoms, the aliphatic hydrocarboxylic acids from 2 to 12 carbon atoms and the aromatic and cycloaliphatic hydroxycarboxylic acids urganox 7 to 14 carbon atoms.

IT Free format text: