HP(US:HPQ) Globenewswire·2025-07-03 11:00Core Insights - HPQ Silicon Inc. has successfully completed Phase 1 Test 5, achieving significant advancements in the production of fumed silica, which is a critical material for various applications [1][3][7] Group 1: Production Milestones - The company has successfully implemented a semi-continuous feedstock feeding protocol in its proprietary Fumed Silica Reactor (FSR) pilot plant, marking a key step towards commercial validation [2] - The production and collection of material in the dedicated product recovery unit (baghouse) were successfully replicated during this phase [2] Group 2: Quality Improvements - Material analysis from the Leading Global Fumed Silica Manufacturer (LGFSM) confirmed a 20-fold scale-up of the Fumed Silica Reactor, validating the transition from lab to pilot scale and from batch to semi-continuous production [3] - Carbon-based impurities in the produced fumed silica were reduced by 85%, while other impurities saw reductions ranging from 50% to 86% [6] - The material's surface area increased by 57%, indicating a substantial enhancement in product performance characteristics [6] Group 3: Future Testing and Goals - Phase 2 testing will focus on further improving the material's surface area, with the goal of achieving BET surface areas up to 300 m²/g [4] - The company is optimistic about overcoming remaining technical challenges to achieve the targeted surface area range with the FSR [5]