Excelență în Eteri de Celuloză — Încrederea a peste 1000 de întreprinderi la nivel global Obțineți o mostră gratuită
LANDERCOLL HEC eter de celuloză ajută producătorii de vopsele pentru pereți interiori să îmbunătățească controlul vâscozității, suspendarea pigmenților și a umpluturilor, senzația de aplicare, performanța de nivelare și stabilitatea în cutie pentru clasele de vopsele economice, standard, premium și decorative.
De la emulsia interioară economică până la vopselele mate premium, satinate, cu conținut ridicat de PVC și decorative pentru pereți — gradul corect de HEC asigură îngroșare fiabilă, reologie stabilă și performanță previzibilă la aplicare.
Economy · Standard · Premium · Matt · Satin · High-PVC · Decorative
Vopseaua pentru pereți interiori este un strat decorativ și protector pe bază de apă, aplicat pe pereții și tavanele interioare — unul dintre cele mai produse tipuri de acoperiri la nivel global. O vopsea interioară de înaltă performanță trebuie să rămână stabilă în recipient, să se aplice uniform cu pensula sau rola, să se niveleze uniform după aplicare și să producă un aspect consistent al suprafeței după uscare. În cadrul sistemului de aditivi, eterul de celuloză joacă un rol central în faza apoasă.
LANDERCOLL HEC este conceput pentru producătorii de vopsea interioară pe bază de apă care au nevoie de îngroșare fiabilă, reologie stabilă, suspendare sigură a pigmentului și performanță previzibilă la aplicare pentru gamele economice, standard, premium, mate, satinate, cu PVC ridicat și decorative de vopsea interioară.
Pentru producătorii de vopsele, aceasta înseamnă o consistență mai bună a vâscozității, o suspensie mai puternică a pigmentului și o stabilitate mai fiabilă în cutie. Pentru aplicatori și utilizatorii finali, înseamnă o aplicare mai lină cu pensula și rolele, o acoperire mai curată și o suprafață mai uniformă a peretelui după uscare.
Formulele pentru vopselele de pereți interiori se bazează pe un sistem de aditivi atent echilibrat. Eterul de celuloză creează vâscozitate în faza apoasă, susține suspendarea pigmenților și a materialelor de umplere, controlează comportamentul de curgere și ajută vopseaua să mențină o performanță constantă de la producție până la depozitare și aplicare finală. HEC se dizolvă complet în apă, îngroașă faza apoasă continuă și este compatibil cu o gamă largă de lianți, pigmenți, dispersanți, surfactanți și conservanți utilizați frecvent în vopselele de pereți interiori.
Fără un control adecvat al îngroșării și reologiei, vopseaua de pereți interiori se confruntă cu probleme de stabilitate și aplicare care afectează direct calitatea produsului, satisfacția aplicatorului și experiența utilizatorului final. HEC ajută producătorii de vopsea de pereți interiori să abordeze aceste probleme în toate gradele de formulare, de la economic la premium.
HEC (Hidroxietil Celuloza) este principalul produs eter celulozic LANDERCOLL pentru vopselele de pereți interiori. Spre deosebire de agenții de îngroșare asociați, HEC este un polimer neionic, solubil în apă, care îngroașă faza apoasă continuă și este compatibil cu o gamă largă de componente ale formulărilor de vopsele pe bază de apă.
Primar · Neionic · Solubil în apă
Eter de celuloză primar pentru îngroșarea vopselei de perete pe bază de apă pentru interior, suspendarea pigmentului și performanța aplicării.
HEC este utilizat pe scară largă în vopselele și acoperirile pe bază de apă, deoarece se dizolvă curat în apă, construiește o vâscozitate stabilă, susține suspendarea pigmenților și a materialelor de umplutură și oferă o performanță fiabilă la aplicare în vopseaua economică pentru pereți interiori, vopseaua standard pentru interior, acoperirile premium pentru pereți, vopseaua mată, vopseaua satinată, vopseaua interioară cu conținut ridicat de PVC, vopseaua decorativă pentru pereți și sistemele de acoperiri arhitecturale pe bază de apă.
Formulele de vopsea pentru pereți interiori variază în funcție de nivelul de calitate, cerințele pieței, sistemul de liant, concentrația volumică a pigmentului (PVC), metoda de aplicare și performanța țintită. Tabelul de mai jos oferă o referință generală pentru componentele comune ale formulelor și rolul pe care HEC îl joacă în cadrul sistemului.
| Componentă | Function in Interior Wall Paint |
|---|---|
| Emulsie polimerică | Liant principal formator de film; asigură aderență, durabilitate și integritatea peliculei |
| Dioxid de Titan | Oferă alb, opacitate și putere de acoperire. |
| Umpluturi (CaCO₃, Caolin, Talc) | Ajustați puterea de acoperire, textura, echilibrul costurilor și proprietățile de acoperire. |
| Apă | Mediul principal de dispersie pentru sistemul pe bază de apă |
| Dispersanți | Ajută la dispersarea și stabilizarea pigmenților și a materialelor de umplutură |
| Antispumante | Reduce spuma în timpul producției și aplicării |
| Conservanți | Susține stabilitatea microbiană în recipient și durata de valabilitate |
| Modificatori de pH | Ajustați pH-ul formulării pentru stabilitate și compatibilitate. |
| HEC (eter de celuloză) | Controls viscosity, rheology, suspension, and application performance |
| Coalescing Agents | Support film formation at lower temperatures |
| Wetting Agents | Improve substrate wetting and surface coverage |
| Alți aditivi | Adjust leveling, open time, durability, or special surface properties |
| Interior Paint Type | Produs Recomandat | Main Requirements |
|---|---|---|
| Economy Interior Wall Paint | Medium viscosity HEC | Basic thickening, suspension, stable appearance |
| Standard Interior Wall Paint | Medium viscosity HEC | Viscosity control, brushability, leveling |
| Premium Interior Wall Paint | Medium to high performance HEC | Smooth application, stable viscosity, uniform finish |
| Matt Interior Paint | HEC | Pigment suspension, smooth rolling, surface uniformity |
| Silk / Satin Interior Paint | HEC | Flow control, leveling, smooth finish |
| Vopsea de interior cu conținut ridicat de PVC | Medium to high viscosity HEC | Filler suspension, body, anti-settling support |
| Low-VOC Water-Based Paint | Selected HEC grade | Compatibility, stable viscosity, application feel |
| Vopsea decorativă pentru pereți | HEC | Texture control, smooth application, consistency |
These dosage ranges are starting references only. Final dosage must be confirmed through laboratory testing, viscosity measurement (KU, ICI, Brookfield), storage stability evaluation, brush and roller application trials, leveling assessment, and coating appearance review.
| Interior Paint Application | Dozaj tipic de referință |
|---|---|
| Economy Interior Wall Paint | 0.2% – 0.5% |
| Standard Interior Wall Paint | 0.3% – 0.7% |
| Premium Interior Wall Paint | 0.3% – 0.8% |
| Matt Interior Paint | 0.2% – 0.7% |
| Silk / Satin Interior Paint | 0.2% – 0.6% |
| Vopsea de interior cu conținut ridicat de PVC | 0.4% – 0.9% |
| Decorative Interior Paint | 0.3% – 1.0% |
HEC influences every stage of interior wall paint performance — from in-can viscosity and pigment suspension to brush and roller application, leveling behavior, and long-term storage stability.
HEC builds and controls viscosity in the water phase of interior wall paint. Proper viscosity gives the paint body, improves in-can handling, supports application control, and contributes to a more consistent coating appearance. Without adequate thickening, paint may feel too thin, run during application, or produce uneven coverage.
Interior wall paint requires carefully balanced rheology — stable and structured in the container, flowing freely under brush or roller pressure, leveling smoothly after application, and resisting sagging on vertical surfaces. HEC controls this pseudoplastic flow behavior essential for professional-quality performance.
Interior wall paint contains titanium dioxide, calcium carbonate, kaolin, talc, and other pigments and fillers with varying particle sizes and densities. HEC increases structural viscosity in the water phase, helping keep pigments and fillers evenly distributed and reducing hard sediment during storage.
A suitable HEC grade improves the way paint moves and spreads under brush force — creating smoother application, better directional control, and more comfortable handling while reducing drag, streaking, and uneven film deposition.
During roller application, paint must transfer evenly from the roller to the wall, spread smoothly without excessive resistance, and minimize spatter. HEC supports stable viscosity and controlled flow during rolling for cleaner application and better surface coverage.
Good leveling reduces visible brush marks, roller texture, and uneven film appearance after application. HEC supports flow and leveling when properly selected and dosed within the complete formulation system.
HEC helps maintain stable viscosity and pigment suspension during storage, transport, and temperature variation. This reduces the risk of hard settling, phase separation, syneresis, and inconsistent application performance after extended storage periods.
When interior wall paint performance fails in production or application, the HEC grade, hydration, or dosage is often the first variable to review within the complete formulation system.
Insufficient thickener dosage, poor hydration, unsuitable grade.
Improve viscosity build and paint body.
Weak suspension, low viscosity, high-density fillers.
Support pigment and filler suspension stability.
Unbalanced rheology, wrong viscosity, incompatible additives.
Improve flow behavior and leveling balance.
Low viscosity, poor rheology, unsuitable formulation balance.
Support controlled application behavior during rolling.
Weak structure, excessive water, low thickener efficiency.
Improve body and sag resistance.
Poor hydration, pH effects, surfactant or preservative incompatibility.
Improve viscosity stability through grade selection.
Poor filler dispersion, unbalanced rheology, wrong HEC grade.
Support smoother and more comfortable application.
Poor suspension system, low viscosity, incompatible additives.
Improve formulation stability and in-can consistency.
Understanding the variables that influence HEC behavior helps paint formulators make better selection decisions and avoid common performance problems in production and storage.
Different emulsion systems — acrylic, vinyl-acrylic, styrene-acrylic, PVA — affect viscosity development, compatibility, film formation, and application behavior. HEC grade selection should be evaluated against the specific emulsion used.
Titanium dioxide, calcium carbonate, kaolin, talc, and other fillers vary in particle size, density, and surface chemistry. Higher filler loadings and denser particles generally require stronger suspension support from the HEC system.
High-PVC interior paint systems typically require stronger body and suspension control. Higher viscosity HEC grades or higher dosages may be needed to maintain stability and application performance.
HEC performance can be influenced by formulation pH and the timing of pH adjustment during production. Most HEC grades perform well across a broad pH range, but compatibility should be confirmed during formulation development.
Dispersants and surfactants affect pigment dispersion quality, viscosity development, foam behavior, and compatibility with HEC. Some surfactant systems may reduce HEC viscosity efficiency and require dosage adjustment.
Certain preservatives — particularly isothiazolinone-based biocides — may affect HEC viscosity stability over time. Compatibility testing during formulation development is recommended.
HEC must be properly dispersed and fully hydrated to develop its target viscosity. Poor hydration — caused by incorrect addition sequence, insufficient mixing time, or temperature extremes — may cause lumps, delayed viscosity development, or unstable performance.
Mixing speed, addition sequence, hydration time, water temperature, and shear history all affect final viscosity development and paint stability. HEC is typically added to water before pigments and fillers to ensure proper hydration.
Too little HEC may not provide sufficient thickening or suspension. Too much may reduce leveling performance, create stringiness during application, or make the paint feel heavy and difficult to spread.
Temperature changes during storage and transport can affect viscosity stability. HEC-thickened paints should be stored within the recommended temperature range and protected from freezing.
Selecting the correct HEC grade requires balancing viscosity target, rheology profile, pigment suspension, application feel, leveling performance, and storage stability. Use the checklist below to define your formulation direction before requesting a grade recommendation.
Ghid de selecție a gradului
LANDERCOLL can review your interior wall paint formulation direction and recommend a suitable HEC grade for laboratory evaluation and testing.
What type of interior wall paint are you producing?
What is the target viscosity (KU, ICI, Brookfield)?
Is the paint economy, standard, or premium grade?
What polymer emulsion system is used?
What pigment and filler system is included?
Is the formulation high-PVC or low-PVC?
Do you need better brushability or roller performance?
Is leveling or anti-sag behavior the higher priority?
What pH range does the formulation operate at?
What dispersants, surfactants, and preservatives are included?
What mixing equipment and hydration time are available?
What shelf-life period and temperature range are required?
Supporting interior wall paint development with complete technical documentation.
— LANDERCOLL C&D —LANDERCOLL provides product-related documentation to support interior paint formulation testing, purchasing review, quality approval, and import compliance requirements.
All documents supplied upon request to support your formulation review, quality approval, and import compliance process.
HEC grade selection for interior wall paint formulations
Viscosity control and rheology profile optimization
Pigment and filler suspension improvement
Brushability and roller application performance support
Leveling behavior and storage stability discussion
HEC grade comparison and viscosity direction
Dosage reference and adjustment guidance
Sample supply and technical documentation (TDS, SDS, COA)
Quotation and export supply chain communication
If your interior wall paint is experiencing low viscosity, pigment settling, poor leveling, excessive roller spatter, sagging on vertical surfaces, unstable viscosity during storage, or inconsistent batch performance — the HEC grade or dosage may need to be reviewed.
LANDERCOLL provides technical support to help interior wall paint manufacturers evaluate HEC options based on binder system, pigment and filler loading, target viscosity, PVC level, application method, and storage stability requirements.
HEC (Hydroxyethyl Cellulose) is the most commonly used cellulose ether in interior water-based wall paint. It improves thickening, viscosity control, pigment suspension, rheology, leveling, and storage stability in water-based coating systems.
HEC builds viscosity in the water phase, stabilizes pigments and fillers against settling, improves brushability and roller application feel, supports leveling, and helps maintain consistent paint stability during storage and transport.
Thickening gives paint body and handling stability. Without adequate thickening, paint may be too thin to control during application, allow pigments and fillers to settle during storage, produce excessive roller spatter, sag on vertical surfaces, and deliver inconsistent coverage and appearance.
Yes. HEC increases the structural viscosity of the water phase, which helps keep pigments and fillers — including dense materials like titanium dioxide and calcium carbonate — evenly distributed during storage and reduces hard settling.
A common reference dosage range is 0.2%–1.0% by weight, depending on paint grade, target viscosity, pigment and filler loading, and formulation design. Economy grades typically use 0.2%–0.5%, while high-PVC or decorative systems may use up to 0.9%–1.0%. Final dosage must be confirmed through testing.
HEC can support leveling by helping control rheology and flow behavior, but final leveling performance depends on the complete formulation — including binder type, dispersant, surfactant, defoamer, and overall viscosity balance. Associative thickeners are sometimes used alongside HEC to optimize leveling in premium paint systems.
Viscosity loss during storage may be caused by poor HEC hydration, unsuitable grade selection, pH effects, surfactant or preservative incompatibility, high electrolyte or salt content, enzymatic degradation from microbial contamination, or temperature-related changes. Reviewing the HEC grade, preservative system, and production process typically helps identify the cause.
Start by defining your target viscosity, paint grade, binder type, pigment and filler system, PVC level, application method, pH range, and storage stability requirement. Share these details with LANDERCOLL and we can recommend suitable HEC grades for laboratory evaluation.
Yes. LANDERCOLL supplies HEC in export-ready industrial packaging with full documentation support including TDS, SDS, COA, and export-related documents where applicable. Contact our team to discuss your requirements.
Whether you produce economy interior wall paint, standard interior paint, premium wall coatings, matt paint, satin paint, high-PVC interior paint, decorative wall paint, or other water-based architectural coatings — LANDERCOLL can help you identify the right HEC grade for better viscosity control, pigment suspension, application feel, leveling performance, and storage stability.
Share your paint type, target viscosity, binder system, pigment and filler loading, and application requirements — LANDERCOLL will respond with a suitable HEC grade recommendation and supporting documentation.
