Technical Data Sheet – Irgafos (pdf), EN, View (47k). Material Safety Data Sheet, EN Material Safety Data Sheet, ES, CL, View (38k). Material Safety Data . Irgafos 38 | Chemwatch – global provider of online chemical management and compliance solutions. Author and manage SDSs, manage use & transport of. 11)12)((38(4,5)6)(35)41(13,14)15) (39(7,8)9)(36)42(16 Irgafos ; tris-(2,4-di-tert-butylphenyl) phosphite.

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Where a co-catalyst is used, it may be used separately but more preferably it is also loaded onto the porous support material. Use of a mixture containing phenoxy resin as an additive for a thermoplastic polymer to reduce its diffusion coefficient.

EPB2 – Process for addition of additives to polymer particles – Google Patents

A process as claimed in any one of claims 1 to 10 wherein all the components of said mixture are approved for contact with food. Such polymers may be prepared by conventional olefin polymerization techniques, e.

Ref legal event code: Year of fee payment: B1 Designated state s: This invention relates to a process for the preparation of moulded polyolefin polymer products, in particular to the moulding of a particulate polymer material by rotational moulding techniques and to the particulate polymer material.

A process as claimed in any one of claims 1 to 3 wherein said polyolefin polymers particles are polyethylene or polypropylene homo or copolymer particles. ChimassorbPoly 6-morpholino-s-triazine-2,4-diyl 2,2,6,6-tetramethyl-4 piperidyl imino hexamethylene 2,2,6,6-tetramethylpiperidyl imino ] e. AT Free format text: Phosphite YI 0 Irgafos 38 The mixture was blended for another five minutes. Where the rotomoulded items made using the moulded polymer powder are for use in the food industry preferably all the ingredients in the rotomoulding powder will be of a grade approved for food contact purposes.


IE Free format text: Irafos from another aspect the invention provides a polymer moulding powder for rotational moulding obtainable by a process as hereinbefore described. Besides the UV-stabilizer, the polymer moulding powder used according to the invention has materials capable of inhibiting degradation of the polyolefin polymer, i.

Ti, V or Cr compound and an aluminium compounda pyrazolyl catalyst e. These products may be irgaffos in the food industry. Metallocene-produced very low density 83 or linear low density polyethylenes as impact modifiers. In this regard mention may be made of the silver and boron compounds known in the art. Rotational moulding using the moulding powder of the invention may be effected conventionally, e.

The catalyst support material used to carry an olefin polymerization catalyst is conveniently an inorganic or organic material, e.


A process as claimed in any one of claims 1 to 8 wherein said diluent is selected from mineral oil, silicon oil, waxes, epoxidised soybean oil, antistatic agents, glyceryl monocarboxylic ester, and N,N-bis 2-hydroxyethyl dodecanamide. DE Date of ref document: A polymer moulding powder for rotational moulding obtainable by a process as claimed in any one of claims 1 to Ti, Zr or Hf. A at least one phenolic antioxidant. Date of ref document: Zinc Stearate powder was added and the mixture blended for another five minutes.

  AR 672-5-1 PDF

Zinc stearate powder 9 g was added and the mixture blended for another five minutes. Examples of antacids include metal stearates, most preferably Zn-stearate or Ca-stearate. The inert atmosphere may be provided by an conventional inert gas such as a noble gas or preferably nitrogen.

The oven temperature and oven curing time may be selected according to the melting characteristics of the polymer and the thickness of the item being produced. Cyasorb UV or Poly 6- 1,1,3,3-tetramethylbutyl amino -1,3,5-triazine-2,4-diyl 2,2,6,6-tetramethylpiperidyl imino -1,6-hexanediyl 2,2,6,6-tetramethylpiperidyl imino ] e.

DE DET3 en Polymer particles of a suitable size may be obtained by methods such as grinding, extruding and pelletising or simply synthesising polymer particles having a suitable particle size directly. Typical examples of suitable metallocenes include the following: The particle size distribution is preferably such that:.