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US 11,220,608 B2Granted
Powder mixture comprising organic peroxide
AssigneeNouryon Chemicals International B.V.
InventorsGeesje Klasina Spijkerman, Martin Hermanus Maria Jansen, Auke Gerardus Talma, Antonie Den Braber
Life of this patent
Estimating the term…
Abstract
Powder mixture comprising 20-80 wt % of one or more powdered organic peroxides selected from the group consisting of dibenzoyl peroxide and substituted dibenzoyl peroxides, 20-80 wt % of a powdered filler material, at least 60 wt %, thereof consisting of a solid inorganic flame retardant, and 0-20 wt % water.
Claims16
A powder mixture comprising:
- 20-80 wt % of one or more di(methylbenzoyl)peroxides,
- 20-80 wt % of a powdered filler material consisting of a solid inorganic flame retardant chosen from aluminum trihydroxide, magnesium dihydroxide, and combinations thereof, and
- 0-20 wt % water,
- wherein the total of the one or more di(methylbenzoyl)peroxides and the powdered filler material equals 100 parts by weight.
1 more element
A radical polymerization process comprising initiating polymerization with a powder mixture comprising:
- 20-80 wt % of one or more di(methylbenzoyl)peroxides,
- 20-80 wt % of a powdered filler material consisting of a solid inorganic flame retardant chosen from aluminum trihydroxide, magnesium dihydroxide, and combinations thereof, and
- 0-20 wt % water,
- wherein the total of the one or more di(methylbenzoyl)peroxides and the powdered filler material equals 100 parts by weight.
1 more element
A powder mixture comprising:
- 33 to 40 wt % of a peroxide chosen from di(4-methylbenzoyl)peroxide, di(2-methylbenzoyl)peroxide, or combinations thereof,
- 60 to 67 wt % of aluminum trihydroxide, magnesium dihydroxide, or combinations thereof, and
- 0 to 10 wt % water based on a total weight of the peroxide,
- wherein the total of the peroxide and the aluminum trihydroxide, magnesium dihydroxide, or combinations thereof equals 100 parts.
1 more element
Dependencies are inferred from the claim text.