Insights
Notes from the applications lab.
Practical guidance on choosing and using cellulose ethers.
Technical guides
Sep 22, 2026 · 8 min read
How to Read a CMC Spec Sheet: Degree of Substitution vs Viscosity vs Purity
What DS, viscosity and purity really tell you about a sodium CMC grade, why 1 % and 2 % Brookfield viscosities cannot be converted, and how DS drives salt tolerance, acid stability and clarity.
Sep 3, 2026 · 7 min read
PAC-LV vs PAC-HV vs Technical CMC in Water-Based Drilling Fluids
How polyanionic cellulose and technical CMC control fluid loss and rheology, how salt, calcium and temperature change the choice, and which grade fits fresh-water, polymer, weighted and saturated-salt muds.
Aug 18, 2026 · 7 min read
Type 6 vs Type 9 Food-Grade CMC: Stabilising Acidified Milk Drinks, Ice Cream and Sauces
How DS separates Type 6 and Type 9 cellulose gum (E466), how CMC stabilises casein in acidified milk drinks at pH 3.8–4.6, and the GB 1886.232-2016 and JECFA limits food-grade CMC must meet.
Aug 4, 2026 · 6 min read
Instant CMC: Why CMC Forms Lumps and How Surface-Treated Grades Dissolve Lump-Free
Why CMC powder forms fish-eyes, the conventional work-arounds, how surface-treated instant CMC delays hydration for lump-free dispersion, and a dissolution procedure for reaching full viscosity first time.
Jul 21, 2026 · 6 min read
CMC vs CMS: Carboxymethyl Cellulose or Carboxymethyl Starch — Cost, Performance and Where Each Wins
How carboxymethyl cellulose and carboxymethyl starch differ in chemistry, viscosity, stability and cost in use, and where each is the better choice in paper, drilling fluids, textiles and detergents.
Jul 7, 2026 · 6 min read
CMC in Papermaking: Wet End, Surface Sizing and Coating Colours — Choosing Viscosity from 7 to 600 mPa·s
How CMC works at the wet end, in the size press and in coating colours, and how to choose DS, viscosity and dosage for each addition point on the paper machine.
Jun 23, 2026 · 6 min read
How to Choose CMC for Ceramic Tile Bodies, Glazes and Printing Glazes
How CMC works as a green-body binder, glaze suspension aid and printing-glaze thickener, with a selection guide to Sentai's nine ceramic grades from DS 0.6 to ≥ 1.0.