Keunggulan Ether Selulosa — Dipercaya oleh lebih dari 1000 Perusahaan di Seluruh Dunia Dapatkan Sampel Gratis
LANDERCOLL pharmaceutical-grade cellulose ether supports controlled-release formulation development by helping build hydrophilic matrix structure, control hydration behavior, maintain tablet integrity, and support predictable release profile design.
From sustained-release matrix tablets to extended-release and modified-release systems — selecting the right HPMC viscosity grade and polymer level is foundational to achieving target dissolution behavior and regulatory confidence.
— HPMC · Hypromellose · Matrix Tablets · Sustained Release · Extended Release · Gel Layer · USP · EP · JP
Sustained Release
Extended Release
Matrix Tablets
Modified Release
Controlled-release drug products require carefully selected pharmaceutical-grade excipients, validated formulation design, and appropriate quality documentation. Not every cellulose ether grade is suitable for controlled-release pharmaceutical use.
Before testing or commercial application, customers should confirm product specifications, viscosity grade, Certificate of Analysis, Safety Data Sheet, Technical Data Sheet, pharmacopoeia-related information, and any additional regulatory or quality documents required for the target dosage form and market.
HPMC (hypromellose) is the most widely used cellulose ether in controlled-release matrix tablets. After contact with aqueous media, HPMC hydrates, swells, and forms a gel layer that regulates water penetration, drug diffusion, and matrix erosion — together determining the drug release profile over time. Final release behavior depends on HPMC viscosity grade, polymer concentration, API solubility, and the complete formulation system.
Matrix · Gel Layer · Release Control
Controlled-release formulations are designed to release active pharmaceutical ingredients over a defined period rather than immediately after administration. These systems can help manage release rate, support dosage convenience, and improve formulation performance when properly designed and validated.
LANDERCOLL provides suitable pharmaceutical-grade HPMC (Hidroksipropil Metilselulosa), also known as hypromellose, for controlled-release matrix systems. HPMC is widely used in hydrophilic matrix tablets because it can hydrate, swell, and form a gel layer that helps regulate drug diffusion and matrix erosion.
A suitable HPMC grade can help formulators design sustained-release, extended-release, modified-release, and controlled-release tablets. The final release behavior depends on HPMC viscosity, polymer concentration, API solubility, tablet hardness, excipient compatibility, manufacturing process, and dissolution conditions.
Looking for pharmaceutical-grade HPMC for your controlled-release formulation?
Ask for a Product RecommendationHPMC is one of the most important cellulose ethers for controlled-release matrix tablets because it provides hydration, swelling, gel-layer formation, viscosity control, and matrix structure — helping regulate how the active ingredient is released over time.
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| Glidant | Improves powder flow |
| cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https://developers.cloudflare.com/workers/wrangler/configuration/#limits | Adjust microenvironment in selected formulations |
| Disintegrant | Used selectively depending on release concept |
| Other Functional Excipients | Adjust release profile, stability, or processability |
LANDERCOLL provides pharmaceutical-grade HPMC for controlled-release matrix systems, with selected CMC grades for specialized modified-release applications. All grade selections should be confirmed through formulation testing and customer qualification.
Hypromellose for hydrophilic matrix tablets and modified-release systems
HPMC is the primary LANDERCOLL cellulose ether for controlled-release applications. Suitable pharmaceutical-grade HPMC hydrates and forms a gel layer that regulates drug diffusion and matrix erosion. Lower viscosity grades may hydrate and erode faster; higher viscosity grades form stronger gel layers for longer release profiles.
Selected cellulose derivative for viscosity, swelling, and matrix support
CMC is not usually the primary cellulose ether for standard HPMC-based controlled-release matrix tablets, but suitable pharmaceutical-grade CMC may be considered in selected modified-release systems where swelling, viscosity, suspension, or matrix support is required.
Different controlled-release systems require different HPMC viscosity directions and matrix design strategies.
Gel-layer formation, matrix integrity, release control
Strong gel layer, longer release profile, tablet stability
Release profile adjustment, hydration control, process compatibility
Stronger diffusion barrier and matrix control
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Depends on granule properties and final tablet dissolution performance
Depends on polymer ratio and combined release mechanism
Depends on dosage form design and validation data requirements
After hydration, HPMC forms a gel layer around the tablet surface. This gel layer acts as a physical barrier that helps control water penetration into the matrix, drug diffusion outward, and the rate of matrix erosion — the central mechanism of hydrophilic controlled-release systems.
Controlled-release tablets need sufficient structural integrity to maintain a consistent release mechanism throughout the dissolution period. HPMC helps support hydrated matrix strength when properly selected and used at a suitable concentration level.
HPMC viscosity grade and polymer concentration can influence the release profile shape and duration. Higher viscosity grades generally provide stronger gel layers and slower release. The final release pattern must always be confirmed through dissolution testing.
The hydrated HPMC matrix helps regulate how quickly water enters the tablet core. Controlled water uptake is critical for predictable and reproducible drug release behavior across batches and storage conditions.
Drug release from HPMC matrix tablets may involve diffusion through the gel layer, matrix erosion, or a combination of both mechanisms. Formulation design should balance these according to the desired release profile and API properties.
HPMC can support internal tablet cohesion and matrix structure, helping tablets maintain more stable physical behavior during hydration and dissolution — reducing the risk of cracking, rapid disintegration, or dose dumping.
Suitable HPMC grades can be used in direct compression or granulation processes depending on formulation design, particle properties, and manufacturing conditions — providing flexibility for different production environments.
When controlled-release performance fails during development or scale-up, HPMC grade, polymer level, and matrix design are often the first variables to review.
Low polymer level, low viscosity grade, or weak gel layer formation.
Select higher viscosity grade or optimize polymer level for stronger gel matrix.
Excessive polymer, high viscosity grade, or poor API diffusion through gel layer.
Adjust viscosity grade or polymer concentration to accelerate target release.
Weak matrix structure or unsuitable excipient balance.
Improve gel strength and matrix integrity through grade and level optimization.
Poor content uniformity, variable compression, or hydration differences.
Support consistent matrix formation when properly selected and process-validated.
Weak tablet structure or poor compression balance.
Improve cohesion and matrix design for stable hydrated tablet behavior.
Poor powder flow or granulation behavior.
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Medium, pH, agitation speed, temperature, and test method all influence release data. Methods should reflect the intended physiological environment.
Choosing the right HPMC requires a thorough understanding of API properties, target release profile, tablet design, and manufacturing process constraints. Review these 11 key questions before grade selection.
What type of controlled-release dosage form are you developing?
What release duration or dissolution profile is required?
Is the API highly soluble, moderately soluble, or poorly soluble?
What drug loading is planned in the matrix tablet?
What HPMC viscosity range is being considered?
What polymer concentration is expected in the formulation?
Will the formulation use direct compression or granulation?
What fillers, binders, lubricants, and other excipients are included?
What tablet hardness and size are required?
What dissolution method and acceptance criteria will be used?
What pharmaceutical documentation is required for qualification?
LANDERCOLL can review your controlled-release formulation direction and recommend suitable HPMC grade options for laboratory evaluation.
Tanyakan Rekomendasi GradeLANDERCOLL pharmaceutical-grade cellulose ether for controlled-release applications is supplied in packaging suitable for protected transportation, storage, and pharmaceutical production handling.
Because cellulose ether can absorb moisture, proper storage helps maintain powder flowability, hydration behavior, viscosity performance, and product stability.
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LANDERCOLL can provide product-related documents to support pharmaceutical evaluation, formulation development, quality review, and internal approval processes.
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| Safety Data Sheet | Handling, storage, and safety information |
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| Allergen / GMO / TSE-BSE Statements | Where applicable |
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If your controlled-release tablet releases too quickly, releases too slowly, shows inconsistent dissolution, loses matrix integrity, has poor compressibility, or changes performance during scale-up — the HPMC grade and formulation design may need to be reviewed.
LANDERCOLL can help evaluate suitable HPMC grade directions based on API solubility, release target, viscosity requirement, polymer level, manufacturing process, and documentation needs.
HPMC grade selection for controlled-release matrix design
Controlled-release viscosity direction discussion
Matrix tablet formulation evaluation support
Release profile development guidance
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Komunikasi sampel dan penawaran harga
Long-term qualified supply discussion
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Whether you develop sustained-release matrix tablets, extended-release tablets, modified-release systems, direct-compression matrix tabletsatau wet-granulated controlled-release formulations — LANDERCOLL can help you choose suitable pharmaceutical-grade HPMC for matrix formation, gel-layer control, and release profile development.
Our team supports pharmaceutical formulators with grade recommendations, viscosity direction guidance, documentation support, sample supply, and qualified long-term supply discussion.
Pharmaceutical-Grade HPMC for Controlled Release · Matrix Tablets · Gel-Layer Formation · Sustained Release · Extended Release · Modified Release · Hypromellose · USP · EP · JP
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