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2,2'-[(1-Methylethylidene)bis[(dibromo-4,1-phenylene)oxymethylene]]bis[oxirane]-4,4'-(1-methylethylidene)bis[2,6-dibromophenol] copolymer

CAS 68928-70-1

Also registered as 6 other CAS numbers

70682-74-5 · 111173-39-8 · 144696-95-7 · 152987-73-0 · 728911-06-6 · 852334-47-5

Concern score

Not assessed — no hazard data yet.

2,2'-[(1-Methylethylidene)bis[(dibromo-4,1-phenylene)oxymethylene]]bis[oxirane]-4,4'-(1-methylethylidene)bis[2,6-dibromophenol] copolymer in plain language

What it is

Also known as Beo · Brominated Epoxy Resins · Brominated epoxy · Brominated epoxy oligomer · Brominated epoxy polymer · Epiclon 153-FG 2000 copolymer

Show all 8 names

Epiclon 153F-tetrabromobisphenol A copolymer · Tetrabromo-bisphenol A-epichlorohydrin polymer

What it does

We don't have a plain-language description for 2,2'-[(1-Methylethylidene)bis[(dibromo-4,1-phenylene)oxymethylene]]bis[oxirane]-4,4'-(1-methylethylidene)bis[2,6-dibromophenol] copolymer yet.

Recorded functional uses: Epoxies (ep)>brominated bisphenol a-based · Flame retardant

Is it a concern?
We haven't assessed a concern score for this ingredient yet.

Regulation

No restrictions found. 2,2'-[(1-Methylethylidene)bis[(dibromo-4,1-phenylene)oxymethylene]]bis[oxirane]-4,4'-(1-methylethylidene)bis[2,6-dibromophenol] copolymer appears in these published regulatory listings.

Recorded in these product areas

  • Found in consumer products
  • Industrial
  • USEPAcommercial use observedEPA CPDat observed this chemical in 1 composition records across product categories including Electronics/small appliances. EPA CPDat classifies this chemical for functional uses including Flame retardant, epoxies (ep)>brominated bisphenol a-based.
    • EPA CPDat observed this chemical in 1 composition records across product categories including Electronics/small appliances. EPA CPDat classifies this chemical for functional uses including Flame retardant, epoxies (ep)>brominated bisphenol a-based.Source →

Evidence & sources

No graded research studies for 2,2'-[(1-Methylethylidene)bis[(dibromo-4,1-phenylene)oxymethylene]]bis[oxirane]-4,4'-(1-methylethylidene)bis[2,6-dibromophenol] copolymer yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

2 data sources

Where this comes from

  • EPA Chemical and Products Database

    exposure · updated october 21, 2016

    Open →

  • EPA DSSTox Identifiers

    chemistry · updated 2025-12-29

    Open →

Suitability

Context-specific fit derived from published classifications and the current ingredient evidence profile.

Fragrance avoidance

Nothing to weigh for this context yet.

No signal in this context

We have no published hazard signal for this ingredient, so we cannot say how it behaves in this context — that is missing evidence, not a clean result.

Where it has been recorded

How often EPA CPDat has listed 2,2'-[(1-Methylethylidene)bis[(dibromo-4,1-phenylene)oxymethylene]]bis[oxirane]-4,4'-(1-methylethylidene)bis[2,6-dibromophenol] copolymer in a product composition. These are source records, not Greenveil catalog products.

Source records

1

Named organisations

4

Electronics/small appliances

Typical roles

Epoxies (ep)>brominated bisphenol a-basedFlame retardant
See products using 2,2'-[(1-Methylethylidene)bis[(dibromo-4,1-phenylene)oxymethylene]]bis[oxirane]-4,4'-(1-methylethylidene)bis[2,6-dibromophenol] copolymer →