Food Raw Materials<\/strong><\/em><\/a><\/p>\nWhat Is an Alginate Coating for Paper?<\/h2>\n
Alginate is a polysaccharide obtained primarily from brown seaweed. The most commercially familiar form is sodium alginate, the sodium salt of alginic acid.<\/p>\n
When dispersed or dissolved in water, sodium alginate can form viscous solutions and continuous films. Its behavior can be modified by concentration, molecular characteristics, formulation components, and interactions with ions such as calcium.<\/p>\n
That last characteristic is especially important.<\/p>\n
Calcium ions can interact with alginate chains and produce an ionically crosslinked network. In practical terms, this means a manufacturer can potentially transform a relatively water-sensitive alginate layer into a more structured coating with improved resistance and mechanical integrity.<\/p>\n
This chemistry is one reason alginate has attracted attention in paper packaging<\/strong>, food-contact materials, and sustainable coating technologies.<\/p>\nWhat does an alginate coating actually do?<\/h3>\n
Depending on the formulation and substrate, an alginate coating may help provide:<\/p>\n
\n- Oxygen barrier performance<\/li>\n
- Grease and oil resistance<\/li>\n
- Surface smoothing<\/li>\n
- Reduced penetration of selected contaminants<\/li>\n
- Improved film-forming behavior<\/li>\n
- Functional barrier properties<\/li>\n
- A bio-based alternative to certain conventional coating systems<\/li>\n<\/ul>\n
However, alginate should not be treated as a universal waterproofing layer.<\/p>\n
Its hydrophilic nature means that water vapor and liquid-water resistance can remain challenging unless the coating is modified, crosslinked, blended, laminated, or otherwise engineered for the intended environment. Recent research specifically identifies this limitation and demonstrates how calcium modification can substantially improve water resistance.<\/p>\n
That distinction is crucial when selecting an Alginate coating paper supplier<\/strong>.<\/p>\nWhy Alginate Is Attracting Attention in Paper Packaging<\/h2>\n
Paper and board are renewable, fiber-based substrates, but their natural barrier performance is limited.<\/p>\n
Uncoated cellulose materials can absorb water, allow water vapor to pass through relatively easily, and permit oils and other substances to migrate through their porous structure. Research on paper-based packaging repeatedly identifies water, grease, and vapor resistance as major technical obstacles to replacing more conventional packaging structures.<\/p>\n
Alginate offers an interesting response because it can form a relatively continuous polymeric film over the paper surface.<\/p>\n
A 2023 review of polysaccharide coatings found that alginate films demonstrated particularly strong oxygen-barrier performance among the materials evaluated, while also noting that humidity can significantly influence polysaccharide barrier properties.<\/p>\n
For packaging engineers, this creates an important design principle:<\/p>\n
A coating should be selected according to the barrier you actually need, not according to how sustainable the ingredient sounds.<\/strong><\/p>\nIf oxygen transmission is your principal concern, alginate may be highly attractive. If the package must tolerate prolonged exposure to liquid water, the formulation may require crosslinking or a multilayer architecture.<\/p>\n
The Difference Between Sodium Alginate and an Alginate Coating System<\/h2>\n
This distinction is often overlooked during procurement.<\/p>\n
Buying sodium alginate does not mean you have automatically bought a finished paper-coating formulation.<\/p>\n
Sodium alginate is the functional polymer. The actual coating system may also require:<\/p>\n
\n- Water<\/li>\n
- Plasticizers<\/li>\n
- Crosslinking agents<\/li>\n
- Other polysaccharides<\/li>\n
- Starch<\/li>\n
- Cellulose derivatives<\/li>\n
- Hydrophobic components<\/li>\n
- Mineral fillers<\/li>\n
- Functional additives<\/li>\n
- Surface-treatment agents<\/li>\n<\/ul>\n
The final performance depends on how these components interact.<\/p>\n
For example, research has demonstrated that sodium alginate combined with hydroxypropyl methylcellulose and additional layers can produce substantially improved water and oil resistance compared with alginate alone.<\/p>\n
Consequently, your supplier should understand whether you are purchasing alginate as a raw material for internal formulation or seeking a complete ready-to-apply coating.<\/p>\n
![\"Alginate](\"data:image\/svg+xml,%3Csvg%20xmlns%3D'http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg'%20width='790'%20height='447'%20viewBox%3D'0%200%20790%20447'%2F%3E\")
<\/h2>\nKey Properties to Evaluate When Choosing an Alginate Coating Paper Supplier<\/h2>\n
The word “alginate” does not provide enough information for industrial purchasing.<\/p>\n
Your technical team should request a detailed specification.<\/p>\n
Viscosity<\/h3>\n
Alginate viscosity is one of the most important parameters for coating operations.<\/p>\n
A material that is too low in viscosity may fail to provide the desired film-forming or coverage characteristics. A material that is too viscous can create difficulties in pumping, mixing, metering, or achieving a uniform coat weight.<\/p>\n
The appropriate viscosity depends on:<\/p>\n
\n- Alginate concentration<\/li>\n
- Molecular characteristics<\/li>\n
- Coating method<\/li>\n
- Target coat weight<\/li>\n
- Drying conditions<\/li>\n
- Line speed<\/li>\n
- Substrate absorbency<\/li>\n<\/ul>\n
MT Royal states that its sodium alginate quality-control process includes viscosity measurement and gel-strength assessment, which are relevant considerations when evaluating alginate for industrial applications.<\/p>\n
Purity<\/h3>\n
Impurities can affect color, odor, viscosity, stability, and ultimately the performance of the finished coating.<\/p>\n
For food-contact applications, the supplier’s documentation should be evaluated against your applicable regulatory requirements.<\/p>\n
Particle size<\/h3>\n
Particle size can affect hydration and dissolution behavior.<\/p>\n
Poorly dispersed alginate can create lumps, inconsistent viscosity, or coating defects. In high-throughput manufacturing, a small hydration problem can become a very large production problem.<\/p>\n
Moisture<\/h3>\n
Powder moisture influences storage stability, handling, and the amount of material required to achieve a target formulation concentration.<\/p>\n
Gel strength and calcium response<\/h3>\n
If your system relies on ionic crosslinking, the alginate’s interaction with calcium becomes particularly important.<\/p>\n
Not every alginate behaves identically under identical crosslinking conditions.<\/p>\n
How Alginate Improves Paper Barrier Performance<\/h2>\n
The underlying mechanism is relatively straightforward.<\/p>\n
Paper contains a network of cellulose fibers with pores and capillaries. A coating can partially fill or cover these surface irregularities, creating a more continuous layer.<\/p>\n
Alginate can form a film that changes the way gases, oils, and moisture interact with the substrate.<\/p>\n
For oxygen, the dense hydrophilic polymer network can provide strong resistance under suitable humidity conditions. However, increasing relative humidity can change polymer-chain mobility and water interactions, reducing barrier performance. This humidity dependence has been documented in experimental work on alginate-based coatings.<\/p>\n
This is why a coating that performs beautifully in a dry laboratory chamber can behave differently on a packaging line operating in summer humidity.<\/p>\n
Industrial validation must replicate realistic environmental conditions.<\/p>\n
Alginate Coating for Food Packaging: Where It Makes Sense<\/h2>\n
Food packaging is one of the most promising areas for alginate-coated paper.<\/p>\n
Potential applications include:<\/p>\n
\n- Bakery packaging<\/li>\n
- Snack wrappers<\/li>\n
- Dry-food packaging<\/li>\n
- Grease-resistant food paper<\/li>\n
- Confectionery packaging<\/li>\n
- Food trays<\/li>\n
- Paperboard structures<\/li>\n
- Specialty food-contact packaging<\/li>\n<\/ul>\n
The primary attraction is the possibility of combining a fiber-based substrate with a bio-derived coating.<\/p>\n
Recent research has demonstrated particularly interesting results with calcium-modified alginate systems. One 2026 study reported substantial improvements in water-vapor and water-absorption performance after calcium-based modification of an alginate coating. The study reported a reduction in WVTR from 296.05 to 106.30 g\/(m\u00b2\u00b7day) and a reduction in Cobb30 from 25.67 to 5.43 g\/m\u00b2 under the reported test conditions.<\/p>\n
These figures should not be treated as universal performance specifications. They demonstrate something more important for manufacturers: formulation architecture can dramatically change what alginate-coated paper can accomplish.<\/strong><\/p>\nOil and Grease Resistance: A Particularly Interesting Application<\/h2>\n
Oil resistance is an area where alginate-based coatings can be highly useful.<\/p>\n
Paper packaging intended for fatty foods needs to prevent grease from penetrating the substrate. Otherwise, the package can become stained, lose mechanical integrity, or allow unwanted migration.<\/p>\n
Research published in 2025 investigated sodium alginate combined with calcium chloride and other natural components for grease-resistant food packaging. The reported coated papers achieved a kit rating of 12 under the tested conditions and demonstrated soybean-oil resistance exceeding 24 hours.<\/p>\n
Again, these are study-specific results rather than promises for every commercial coating.<\/p>\n
For your factory, the lesson is more practical: if grease resistance is important, ask the supplier and coating-development team for actual Kit Test<\/strong>, oil-penetration, and relevant migration data instead of relying on the phrase “oil resistant.”<\/p>\nAlginate vs. Conventional Paper Coatings<\/h2>\n
The right comparison depends on the coating architecture.<\/p>\n
\n\n\n| Characteristic<\/th>\n | Alginate-based coating<\/th>\n | Conventional polymer coating<\/th>\n<\/tr>\n<\/thead>\n |
\n\n| Bio-based origin<\/td>\n | Yes, depending on formulation<\/td>\n | Depends on polymer<\/td>\n<\/tr>\n |
\n| Oxygen barrier<\/td>\n | Often strong under controlled humidity<\/td>\n | Varies widely<\/td>\n<\/tr>\n |
\n| Water resistance<\/td>\n | Usually requires formulation optimization<\/td>\n | Often strong<\/td>\n<\/tr>\n |
\n| Oil resistance<\/td>\n | Can be strong with suitable formulation<\/td>\n | Often strong<\/td>\n<\/tr>\n |
\n| Crosslinking potential<\/td>\n | Excellent with suitable ions<\/td>\n | System dependent<\/td>\n<\/tr>\n |
\n| Compostability potential<\/td>\n | Formulation dependent<\/td>\n | Polymer dependent<\/td>\n<\/tr>\n |
\n| Humidity sensitivity<\/td>\n | Important consideration<\/td>\n | Varies<\/td>\n<\/tr>\n |
\n| Industrial scalability<\/td>\n | Increasingly feasible<\/td>\n | Mature<\/td>\n<\/tr>\n |
\n| Raw-material consistency<\/td>\n | Must be carefully specified<\/td>\n | Usually well standardized<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n The important point is that “bio-based” and “high-performance” are not mutually exclusive, but achieving both may require more engineering than applying a conventional hydrophobic polymer.<\/p>\n Common Mistakes When Sourcing Alginate for Paper Coating<\/h2>\nBuying based on price per kilogram<\/h3>\nThis is perhaps the most common procurement mistake.<\/p>\n A cheaper alginate with an unsuitable viscosity can require process changes, higher dosage, slower line speeds, or additional formulation work.<\/p>\n The relevant number is not simply the price per kilogram.<\/p>\n It is the cost per square meter of acceptable coated paper<\/strong>.<\/p>\nThat calculation can be surprisingly revealing.<\/p>\n Ignoring the coating method<\/h3>\nAn alginate grade suitable for laboratory casting may not be ideal for:<\/p>\n \n- Rod coating<\/li>\n
- Blade coating<\/li>\n
- Spray coating<\/li>\n
- Flexographic application<\/li>\n
- Slot-die coating<\/li>\n
- Size-press application<\/li>\n<\/ul>\n
Your supplier should know the intended process.<\/p>\n Treating viscosity as the only quality parameter<\/h3>\nViscosity is important, but it is not the entire story.<\/p>\n Gel behavior, hydration rate, particle size, purity, moisture, color, ash, and interaction with calcium or other formulation components may also matter.<\/p>\n Forgetting humidity testing<\/h3>\nA coating that provides excellent oxygen resistance at low relative humidity may show different performance under humid conditions.<\/p>\n We have seen that barrier development becomes much more reliable when factories test coatings under the actual temperature and humidity conditions expected during storage and distribution.<\/p>\n Switching suppliers without pilot trials<\/h3>\nA change in alginate source can affect coating rheology even when the nominal specification appears similar.<\/p>\n Before switching a production-critical material, run a controlled pilot and compare:<\/p>\n \n- Coating viscosity<\/li>\n
- Coat weight<\/li>\n
- Drying behavior<\/li>\n
- Surface appearance<\/li>\n
- Adhesion<\/li>\n
- Cobb value<\/li>\n
- Grease resistance<\/li>\n
- Oxygen transmission<\/li>\n
- Water-vapor transmission<\/li>\n
- Mechanical properties<\/li>\n<\/ul>\n
Specialized Tips for Large-Scale Alginate Coating<\/h2>\nLarge-scale coating is where laboratory assumptions meet production reality.<\/p>\n Control hydration carefully<\/h3>\nAlginate should be dispersed properly before it reaches the coating head.<\/p>\n Poor dispersion can create agglomerates that appear as coating streaks, pinholes, or surface defects.<\/p>\n Monitor viscosity throughout the batch<\/h3>\nViscosity should not simply be measured at the beginning of a production run.<\/p>\n Monitor it at appropriate intervals because temperature, hydration time, shear, concentration, and batch age can influence rheology.<\/p>\n Control coat weight<\/h3>\nThe cheapest coating is not necessarily the thinnest coating.<\/p>\n A coat weight that is too low may produce incomplete coverage. Too high, and you may increase drying energy, material consumption, and production cost without achieving proportional performance gains.<\/p>\n Optimize drying<\/h3>\nDrying is often where sustainable coating concepts meet industrial economics.<\/p>\n A water-based alginate coating introduces a substantial drying requirement. If your line operates at high speed, drying capacity may become a bottleneck.<\/p>\n The best formulation is therefore not necessarily the one with the highest barrier performance in a laboratory test. It is the one that delivers the required performance at an economically viable line speed.<\/p>\n Consider crosslinking carefully<\/h3>\nCalcium-based crosslinking can improve the structural integrity of alginate coatings, but the timing and concentration of calcium addition matter.<\/p>\n Recent research has shown that calcium modification can substantially improve the water resistance and durability of alginate-based paper coatings.<\/p>\n Your process engineers should therefore optimize crosslinking as part of the coating architecture rather than treating calcium as a last-minute additive.<\/p>\n Sustainability Without Greenwashing<\/h2>\nAlginate’s marine-biomass origin makes it attractive for sustainable packaging, but responsible manufacturers should resist the temptation to equate “bio-based” with automatically “environmentally superior.”<\/p>\n A complete environmental assessment should consider:<\/p>\n \n- Raw-material sourcing<\/li>\n
- Processing energy<\/li>\n
- Coating weight<\/li>\n
- Drying energy<\/li>\n
- Water use<\/li>\n
- End-of-life pathway<\/li>\n
- Recycling compatibility<\/li>\n
- Additives<\/li>\n
- Multilayer construction<\/li>\n
- Transportation<\/li>\n<\/ul>\n
A thin alginate coating on recyclable paper may be highly attractive in one application. A complex multilayer system containing several difficult-to-separate components may tell a different story.<\/p>\n The engineering objective should be to achieve the required barrier performance with the simplest practical material architecture.<\/p>\n Why MT Royal Can Be a Practical Sourcing Partner<\/h2>\nWhen you evaluate an Alginate coating paper supplier<\/strong>, MT Royal provides a useful starting point because sodium alginate is part of its food-ingredient portfolio, while the company also operates across food raw materials, paper-related materials, chemicals, and other industrial supply categories.<\/p>\nMT Royal states that its sodium alginate quality assessment includes purity, viscosity, and gel-strength testing and that it provides food-safety documentation such as ISO and HACCP-related certifications for the product. Those claims should still be checked against the exact grade and documentation package offered for your intended application.<\/p>\n The advantage of a broader supplier relationship is that your purchasing team can discuss the technical problem rather than merely ordering a commodity.<\/p>\n For example, if your objective is an oil-resistant food wrapper, the appropriate conversation is about viscosity, coating concentration, substrate, coat weight, calcium interaction, drying, and final barrier targets.<\/p>\n That is considerably more useful than simply asking for “the best alginate.”<\/p>\n Frequently Asked Questions About Alginate Coating Paper<\/h2>\nWhat type of alginate is normally used for paper coating?<\/h3>\nSodium alginate is one of the principal forms considered for coating applications because it forms aqueous solutions and films and can interact with calcium ions to create crosslinked structures.<\/p>\n Is alginate-coated paper waterproof?<\/h3>\nNot necessarily. Alginate is hydrophilic, so water and humidity resistance generally require formulation engineering. Crosslinking, blending, multilayer structures, or additional hydrophobic layers may be necessary depending on the application.<\/p>\n Can alginate coating replace plastic packaging?<\/h3>\nIn some applications, it may help reduce reliance on conventional plastic coatings, but it is not a universal replacement. The required oxygen, moisture, grease, mechanical, sealing, and shelf-life performance must all be evaluated.<\/p>\n Is alginate coating suitable for food packaging?<\/h3>\nIt can be, provided the complete coating formulation and paper structure meet the relevant food-contact requirements for the intended market. Food-contact compliance should be assessed for the finished material, not inferred from the raw alginate alone.<\/p>\n Does calcium improve alginate coating performance?<\/h3>\nCalcium can ionically crosslink alginate and create a denser network. Recent research demonstrates that calcium modification can improve water resistance and durability, although the precise result depends on the formulation and processing conditions.<\/p>\n What tests should a manufacturer perform?<\/h3>\nDepending on the application, consider:<\/p>\n \n- Cobb water absorption<\/li>\n
- Water-vapor transmission rate<\/li>\n
- Oxygen transmission rate<\/li>\n
- Kit or grease-resistance testing<\/li>\n
- Oil penetration<\/li>\n
- Coating adhesion<\/li>\n
- Coat-weight measurement<\/li>\n
- Surface roughness<\/li>\n
- Tensile and folding performance<\/li>\n
- Migration testing for food-contact applications<\/li>\n<\/ul>\n
Is a more viscous alginate always better?<\/h3>\nNo. Excessive viscosity can make pumping, mixing, coating, and leveling more difficult. The correct grade is the one that provides the required coating performance within your equipment’s processing window.<\/p>\n Can one alginate grade work for every paper product?<\/h3>\nUsually, there is no reason to assume that. Substrate porosity, coating method, coat weight, drying capacity, barrier target, and final-use conditions all influence grade selection.<\/p>\n ![\"Alginate](\"data:image\/svg+xml,%3Csvg%20xmlns%3D'http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg'%20width='800'%20height='800'%20viewBox%3D'0%200%20800%20800'%2F%3E\") <\/h2>\nThe Supplier Is Part of the Coating System<\/h2>\n
Choosing an Alginate coating paper supplier should not be treated as a routine purchase of powdered raw material.<\/p>\n Alginate’s performance is strongly influenced by molecular characteristics, viscosity, concentration, humidity, substrate structure, coating method, drying, and crosslinking. Its greatest opportunity lies not in being a magical replacement for every conventional barrier coating, but in becoming a carefully engineered component of sustainable paper and board structures.<\/p>\n Research is moving rapidly in this direction. Recent studies have demonstrated that calcium-crosslinked alginate systems can substantially improve water resistance, while composite structures can deliver strong oil, oxygen, and moisture-barrier performance.<\/p>\n For manufacturers, that means the future of alginate-coated paper will probably not be decided by the cheapest kilogram of alginate. It will be decided by formulation control, coating-line efficiency, barrier performance, regulatory compliance, and the ability to reproduce those results batch after batch.<\/p>\n MT Royal can be evaluated as a practical supplier for sodium alginate and related industrial ingredients, particularly when your procurement strategy values competitive sourcing and access to broader raw-material capabilities.<\/p>\n The strongest packaging operations understand a simple principle: the coating is only as good as the system behind it. When your supplier, formulation team, quality department, and production engineers work from the same specification, a powdered hydrocolloid stops being just another line on a purchase order and becomes what it should be\u2014a controlled piece of packaging technology.<\/p>\n <\/div>","protected":false},"excerpt":{"rendered":" If your factory is looking for an Alginate coating paper supplier, the most important decision is not simply where to buy sodium … <\/i>Read More<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":47221,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"yasr_overall_rating":0,"yasr_post_is_review":"","yasr_auto_insert_disabled":"","yasr_review_type":"","footnotes":""},"categories":[219],"tags":[],"class_list":["post-21637","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-paper-packaging"],"yoast_head":"\nAlginate coating paper supplier - MT ROYAL<\/title>\n<meta name=\"description\" content=\"\u00a0Find an Alginate coating paper supplier for sustainable packaging and learn how sodium alginate improves barrier, and coating performance.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/mtroyal.com.tr\/en\/alginate-coating-paper-supplier\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Alginate coating paper supplier\" \/>\n<meta property=\"og:description\" content=\"\u00a0Find an Alginate coating paper supplier for sustainable packaging and learn how sodium alginate improves barrier, and coating performance.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/mtroyal.com.tr\/en\/alginate-coating-paper-supplier\/\" \/>\n<meta property=\"og:site_name\" content=\"MT ROYAL\" \/>\n<meta property=\"article:published_time\" content=\"2026-09-11T12:37:35+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/mtroyal.com.tr\/en\/wp-content\/uploads\/2025\/06\/Laminating-Film-1024x1024.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1024\" \/>\n\t<meta property=\"og:image:height\" content=\"1024\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"13 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/mtroyal.com.tr\\\/en\\\/alginate-coating-paper-supplier\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/mtroyal.com.tr\\\/en\\\/alginate-coating-paper-supplier\\\/\"},\"author\":{\"name\":\"admin\",\"@id\":\"https:\\\/\\\/mtroyal.com.tr\\\/en\\\/#\\\/schema\\\/person\\\/a77b81e75e89c3e5cf24a368e05f8a17\"},\"headline\":\"Alginate coating paper supplier\",\"datePublished\":\"2026-09-11T12:37:35+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/mtroyal.com.tr\\\/en\\\/alginate-coating-paper-supplier\\\/\"},\"wordCount\":2821,\"commentCount\":0,\"image\":{\"@id\":\"https:\\\/\\\/mtroyal.com.tr\\\/en\\\/alginate-coating-paper-supplier\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/mtroyal.com.tr\\\/en\\\/wp-content\\\/uploads\\\/2025\\\/06\\\/Laminating-Film.png\",\"articleSection\":[\"Paper & Packaging\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/mtroyal.com.tr\\\/en\\\/alginate-coating-paper-supplier\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/mtroyal.com.tr\\\/en\\\/alginate-coating-paper-supplier\\\/\",\"url\":\"https:\\\/\\\/mtroyal.com.tr\\\/en\\\/alginate-coating-paper-supplier\\\/\",\"name\":\"Alginate coating paper supplier - 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![\"Alginate](\"https:\/\/mtroyal.com.tr\/en\/wp-content\/uploads\/2025\/06\/ldpe-poly-coated-stiffener-paper.jpg\")
<\/h2>\n![\"Alginate](\"https:\/\/mtroyal.com.tr\/en\/wp-content\/uploads\/2025\/06\/1-6.jpg\")
<\/h2>\n