{"id":15279,"date":"2026-08-11T08:19:47","date_gmt":"2026-08-11T08:19:47","guid":{"rendered":"https:\/\/tenessy.com\/?p=15279"},"modified":"2026-08-11T08:59:42","modified_gmt":"2026-08-11T08:59:42","slug":"hpmc-wc-puhdistusaineille","status":"publish","type":"post","link":"https:\/\/tenessy.com\/fi\/hpmc-wc-puhdistusaineille\/","title":{"rendered":"HPMC WC-puhdistusaineisiin | Sakeutusaine ja suspendointiaine"},"content":{"rendered":"\t\t
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Hydroxypropyl Methyl Cellulose (HPMC) is a key rheology modifier in toilet cleaner formulations, providing the thickening, suspending, and stabilizing properties essential for effective gel-type toilet bowl cleaners. As a non-ionic cellulose ether, HPMC maintains stable performance across a wide pH range \u2014 including the strongly acidic conditions (pH 1\u20133) typical of toilet cleaner products.<\/p>

At TENESSY, we manufacture specialized HPMC grades optimized for household cleaning applications. Our NS Series (surface-treated HPMC) is specifically designed for daily chemical products, offering excellent dispersibility and rapid dissolution in water without agglomeration.<\/p>

Why Cellulose Ether Matters in Toilet Cleaners<\/h3>

Toilet bowl cleaners must deliver active ingredients \u2014 typically hydrochloric acid, organic acids, or bleaching agents \u2014 to curved ceramic surfaces with sufficient contact time to be effective. Without proper thickening, thin liquid formulations run off the bowl surface immediately, reducing cleaning performance and user experience.<\/p>

HPMC addresses three critical formulation challenges:<\/p>

  1. Viscosity control<\/strong>: Creates gel-like consistency that clings to vertical and curved surfaces, extending contact time between the cleaning agent and stains<\/li><\/ol>
    1. Abrasive suspension<\/strong>: Keeps solid particles (such as silica or calcium carbonate abrasives) uniformly dispersed throughout the product, preventing settling during storage<\/li><\/ol>
      1. Acid stability<\/strong>: Maintains thickening efficiency in low-pH environments where many synthetic thickeners degrade<\/li><\/ol>

        Recommended TENESSY HPMC Grades for Toilet Cleaners<\/h3>

        TENESSY offers surface-treated HPMC (NS Series) specifically engineered for daily chemical and fluid applications. These grades disperse rapidly in water and dissolve without lumping \u2014 ideal for cleaning product manufacturing.<\/p>

        Grade<\/p><\/td>

        Recommended Applications<\/p><\/td>

        Key Properties<\/p><\/td><\/tr>

        HPMC NS100PC<\/a><\/p><\/td>

        Bath gel, facial cleanser, low-viscosity cleaners<\/p><\/td>

        Good dispersibility, high transmittance, easy pouring<\/p><\/td><\/tr>

        HPMC NS150PC<\/a><\/p><\/td>

        Lotions, gels, disinfectants, conditioners<\/p><\/td>

        Medium viscosity, ideal gel consistency for toilet cleaners<\/p><\/td><\/tr>

        HPMC NS200PC<\/a><\/p><\/td>

        Styling products, liquid admixtures, construction glue<\/p><\/td>

        Higher viscosity, thick gel, maximum cling<\/p><\/td><\/tr><\/tbody><\/table>

        Grade selection guidance<\/strong>: For standard toilet cleaner gels, NS150PC provides the ideal balance of viscosity and acid stability. For thicker cling gels, NS200PC delivers maximum surface adhesion. For thinner pour formulations, NS100PC offers easy pouring while maintaining suspending capability.<\/p>

        Formulation Considerations<\/h3>

        pH Compatibility<\/h4>

        HPMC demonstrates excellent stability in acidic formulations (pH 1\u201312), making it suitable for both acid-based and bleach-based toilet cleaners. Unlike anionic thickeners, HPMC’s non-ionic nature means it does not interact with electrolytes or charged surfactants in the formula.<\/p>

        Temperature Stability<\/h4>

        Toilet cleaners may be stored in warm bathrooms or transported through hot climates. TENESSY HPMC has a gel temperature of 54\u201364\u00b0C (standard type) or 70\u201390\u00b0C (high-temperature type). For products requiring higher thermal stability, consider our HEMC grades<\/a>, which offer improved heat resistance.<\/p>

        Cold Water Dispersibility<\/h4>

        TENESSY NS Series HPMC is surface-treated (delayed-dissolution type) \u2014 it disperses rapidly in cold water without lumping, then dissolves uniformly upon continued stirring. This is particularly valuable for cleaning product manufacturers using cold-mix processes.<\/p>

        Typical Toilet Cleaner Formulation with HPMC<\/h3>

        Component<\/p><\/td>

        Function<\/p><\/td>

        Wt%<\/p><\/td><\/tr>

        Water<\/p><\/td>

        Solvent<\/p><\/td>

        QS to 100<\/p><\/td><\/tr>

        HPMC NS150PC<\/p><\/td>

        Thickener\/Suspending agent<\/p><\/td>

        0.5\u20131.5<\/p><\/td><\/tr>

        Hydrochloric acid (37%)<\/p><\/td>

        Active cleaning agent<\/p><\/td>

        10\u201315<\/p><\/td><\/tr>

        Linear alkylbenzene sulfonate (LAS)<\/p><\/td>

        Surfactant<\/p><\/td>

        1\u20133<\/p><\/td><\/tr>

        Sodium dodecyl sulfate<\/p><\/td>

        Foaming agent<\/p><\/td>

        0.5\u20131.0<\/p><\/td><\/tr>

        Fragrance<\/p><\/td>

        Scent<\/p><\/td>

        0.2\u20130.5<\/p><\/td><\/tr>

        Acid dye<\/p><\/td>

        Colorant<\/p><\/td>

        0.01\u20130.05<\/p><\/td><\/tr><\/tbody><\/table>

        Advantages of TENESSY HPMC for Toilet Cleaners<\/h3>
        • Consistent batch-to-batch quality<\/strong> backed by ISO 9001 manufacturing<\/li><\/ul>
          • Low insoluble residue<\/strong>, ensuring clear final products<\/li><\/ul>
            • NS Series surface-treated grades<\/strong> for rapid dissolution in cold-mix processes<\/li><\/ul>
              • Global supply capability<\/strong> with 6,000-ton annual production capacity<\/li><\/ul>
                • Technical support<\/strong> including formulation assistance and viscosity optimization<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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                  FAQ<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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                  Which TENESSY HPMC grade is best for toilet cleaner gels?<\/h2>\n <\/div>\n
                  \n For standard gel-type toilet bowl cleaners, we recommend HPMC NS150PC at 0.5\u20131.5% dosage. For thicker cling gels, use NS200PC at lower dosages. For thinner pour formulations, NS100PC provides good flowability while maintaining suspending capability.\n <\/div>\n <\/div>\n
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                  Is HPMC stable in hydrochloric acid toilet cleaners?<\/h2>\n <\/div>\n
                  \n Yes. HPMC is non-ionic and maintains its thickening and suspending properties in strong acid environments (pH 1\u20133), making it ideal for HCl-based toilet bowl cleaners.\n <\/div>\n <\/div>\n
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                  Can HPMC be used in bleach-based toilet cleaners?<\/h2>\n <\/div>\n
                  \n HPMC is compatible with most bleach-based formulations. However, we recommend stability testing with your specific sodium hypochlorite concentration, as prolonged contact with strong oxidizers may gradually reduce viscosity.\n <\/div>\n <\/div>\n