Silanes

EU Draft Implementing Decision Not to Approve poly(dimethyloctadecyl[3-(trihydroxysilyl)propyl]ammonium Chloride) for Biocidal Product-Types 2, 7 and 9

The European Commission has proposed the non-approval of a quaternary ammonium silane for use in disinfectants and material preservatives under the Biocidal Products Regulation. Impacted businesses should prioritize the substitution of this substance in biocidal products and treated articles to avoid market access disruptions across the textile and polymer sectors.

27 Mar 2026, 07:50members.wto.orgEuropean UnionEuropean Economic Area

EU ECHA RAC Publishes Provisional Agenda For 76th Meeting On OELs, CLH And PFAS Restriction Proposal

ECHA Risk Assessment Committee will meet in March 2026 to advance opinions on the universal PFAS restriction and harmonized classifications for multiple industrial substances. These outcomes will trigger future EU-wide market access constraints for PFAS-reliant supply chains and mandate updated labeling and safety requirements for diverse product sectors.

21 Jan 2026, 16:26echa.europa.euEuropean Union

Sweden Submits CLH Proposal For Dichloro(dimethyl)silane Under CLP Regulation

Sweden has formally submitted a proposal to ECHA for the harmonised classification and labelling of dichloro(dimethyl)silane. Adoption would mandate EU-wide updates to hazard communication and could trigger stricter downstream risk management requirements for silane-based applications.

15 Jan 2026, 12:25echa.europa.euEuropean UnionSweden

ECHA RAC CLH Working Group Publishes Draft Agenda for January 2026 Meeting on 12 Substances

ECHA's Risk Assessment Committee will review harmonised classification proposals for 12 substances, including silanes and cinnamaldehyde, in January 2026. New or stricter classifications will trigger mandatory updates to safety data sheets, product labelling, and potentially restrict use in consumer products.

22 Dec 2025, 16:11echa.europa.euEuropean Union

New CLH Intention for Acrylic Acid and Proposals for Cobalt Compounds and Other Substances

ECHA has initiated harmonised classification and labelling processes for acrylic acid, hydrogen chloride, and a group of cobalt compounds. Anticipated reclassifications for toxicity and sensitization will necessitate updated safety data sheets and may trigger broader downstream restrictions or packaging changes.

18 Dec 2025, 07:25echa.europa.euEuropean Union

New TRGS 610 Issued on Substitution of Hazardous Adhesives and Primers in Flooring

Germany has updated Technical Rule TRGS 610 to mandate the substitution of high-solvent adhesives and primers in flooring with solvent-free alternatives. Companies must phase out restricted solvent-based products and ensure compliance with REACH training and concentration limits for diisocyanates and toluene.

20 Oct 2025, 13:38baua.deGermany

ECHA Biocidal Products Committee Recommends Non-approval of Poly(dimethyloctadecyl[3-(trihydroxysilyl)propyl]ammonium Chloride) for Product Type 9

ECHA has recommended the non-approval of a quaternary ammonium polymer used as a preservative in textiles, leather, and polymer materials. Businesses must prepare for a market phase-out and transition to compliant alternatives to avoid supply chain disruption following the anticipated formal EU ban.

20 Oct 2025, 12:58echa.europa.euEuropean Union

ECHA Biocidal Products Committee Recommends Non-approval of Poly(dimethyloctadecyl[3-(trihydroxysilyl)propyl]ammonium Chloride) for Product Type 2

ECHA has recommended the non-approval of a quaternary ammonium-based active substance for use in disinfectants under the Biocidal Products Regulation. Companies must initiate phase-out strategies for affected disinfectant products and secure alternative active substances to mitigate impending market access restrictions.

20 Oct 2025, 12:57echa.europa.euEuropean Union

ECHA Biocidal Products Committee Recommends Non-approval of Active Substance Poly(dimethyloctadecyl[3-(trihydroxysilyl)propyl]ammonium Chloride) for Product Type 7

ECHA has recommended the non-approval of a polymeric active substance for film preservatives due to critical data gaps and unproven efficacy. Manufacturers of coatings and construction materials must initiate a transition to approved alternatives to avoid market disruption as the non-approval is finalized.

20 Oct 2025, 12:53echa.europa.euEuropean Union

ECHA BPC Adopts Opinions on Active Substances and Union Authorisations

ECHA’s Biocidal Products Committee has recommended several Union authorisations while rejecting DMOAP for multiple product types due to safety and data gaps. Businesses must prepare for the phase-out of unsupported DMOAP applications and adapt to new exposure limits for carbon dioxide and corrosive spray particles.

17 Sept 2025, 14:55echa.europa.euEuropean Union

ECHA Adds Dichloro(dimethyl)silane to PBT Assessment List

ECHA has added dichloro(dimethyl)silane to the PBT assessment list to evaluate potential persistent, mobile, and toxic hazards. This assessment signals potential future SVHC identification or REACH restrictions, creating long-term supply chain risks for silicone-based chemical intermediates.

15 Sept 2025, 09:14echa.europa.euEuropean Union

ECHA Announces Draft Agenda for 56th BPC Meeting on Biocidal Product Approvals

ECHA’s Biocidal Products Committee will finalize opinions on several active substance approvals and Union authorisations in September 2025. These decisions will determine future market access, formulation requirements, and mandatory risk mitigation measures for biocidal products across the EU.

22 Aug 2025, 07:57echa.europa.euEuropean Union

US EPA Issues Final Significant New Use Rules for Various Chemical Substances

The US EPA has finalized Significant New Use Rules for 23 chemical substances including graphene nanoplatelets and various polymers effective September 2025. Companies must evaluate current and planned uses against these restrictions to ensure mandatory 90-day notifications are submitted before any new commercial activity begins.

12 Aug 2025, 20:24federalregister.govUnited States

AICIS Adds Four Industrial Chemicals to Inventory After Five Years

Australia has added four industrial chemicals to the public Inventory following the completion of their five-year post-assessment period in July 2025. This transition broadens market access for these substances while maintaining mandatory reporting obligations for any deviations from the original assessment parameters.

11 Aug 2025, 15:35industrialchemicals.gov.auAustralia

EPA Issues Final SNURs for 34 Chemical Substances under TSCA

The EPA has finalized Significant New Use Rules for 34 chemical substances under TSCA, effective September 15, 2025. Mandatory 90-day pre-activity notifications will require companies to conduct immediate compliance reviews of supply chains and planned product applications.

24 Jul 2025, 09:34federalregister.govUnited States

Assessment and Proposed Restrictions on Alkoxy and Acetoxy Silane/Siloxane (Meth)acrylates

ECHA has concluded a group assessment of 23 silane/siloxane (meth)acrylates, identifying significant reproductive and environmental hazards that necessitate new harmonised classifications and REACH restrictions. Manufacturers across the construction, medical device, and consumer goods sectors should prepare for mandatory labeling updates and potential use bans as formal regulatory controls are initiated.

3 Jul 2025, 07:01echa.europa.euEuropean Union

Proposed Restrictions and Classification Updates for Epoxy Alkoxysilanes and Siloxanes

ECHA has proposed harmonised classifications and REACH restrictions for a group of epoxy alkoxysilanes and siloxanes to address mutagenicity and skin sensitisation risks. Impacted industries must prepare for potential Mutagenic Category 1B classifications and subsequent bans on consumer applications in adhesives, coatings, and personal care products.

3 Jul 2025, 06:59echa.europa.euEuropean Union

Variation of Inventory Listings Due to Revoked CBI Approval under AICIS

Australia is transitioning two previously confidential industrial chemicals to public inventory listings following the revocation of secrecy protections, effective June 2025. Companies should immediately verify supply chain exposure to these newly identified polymers to ensure compliance with reporting obligations and assessment conditions.

30 Jun 2025, 10:43industrialchemicals.gov.auAustralia

Completed Evaluations on 18 Industrial Chemicals by AICIS

Australia has finalized risk evaluations for 18 industrial chemicals including UV filters and silanes, resulting in updated inventory listings and introduction conditions. Companies must audit product formulations against revised safe-use requirements and update hazard labeling to maintain market access and consumer safety.

26 Jun 2025, 17:33industrialchemicals.gov.auAustralia

Proposed Risk Management for Alkoxy and Chlorinated Chloroalkyl Silanes

ECHA has recommended harmonised classification and potential restrictions for 23 alkoxy and chlorinated chloroalkyl silanes following a group assessment of hazardous properties. Companies in the coatings, adhesives, and electronics sectors should initiate substitution planning to mitigate risks from future use-specific bans and stricter labeling mandates.

26 Jun 2025, 09:49echa.europa.euEuropean Union