{"id":10138,"date":"2026-04-23T13:12:02","date_gmt":"2026-04-23T13:12:02","guid":{"rendered":"https:\/\/goldensoarpackage.com\/en\/silicone-travel-bottle-altitude-swelling-physics\/"},"modified":"2026-04-23T13:12:02","modified_gmt":"2026-04-23T13:12:02","slug":"silicone-travel-bottle-altitude-swelling-physics","status":"publish","type":"post","link":"https:\/\/goldensoarpackage.com\/ko\/silicone-travel-bottle-altitude-swelling-physics\/","title":{"rendered":"Why Do Travel Silicone Bottles Leak on Airplanes?"},"content":{"rendered":"<style>\n            div.magazine-style-content {\n                font-family: Arial, Helvetica, sans-serif; \n                color: #333333;\n                line-height: 1.6;\n                font-size: 15px;\n                max-width: 850px; \n                margin: 0 auto;\n                padding: 20px 0;\n            }<\/p>\n<p>            \/* \u5f3a\u5236\u9547\u538b\u4e3b\u9898\u7684 H2 \u6837\u5f0f\uff0c\u593a\u56de\u84dd\u8272\u4e0b\u5212\u7ebf\u63a7\u5236\u6743 *\/\n            div.magazine-style-content h2 { \n                font-family: Arial, Helvetica, sans-serif !important;\n                color: #1f497d !important; \n                font-size: 22px !important; \n                font-weight: bold !important;\n                margin-top: 40px !important; \n                margin-bottom: 20px !important; \n                border-bottom: 2px solid #e0e0e0 !important; \n                padding-bottom: 8px !important;\n            }<\/p>\n<p>            \/* \u5217\u8868\u7f29\u8fdb\u4fee\u590d\uff1a\u786e\u4fdd\u5b9e\u5fc3\u5706\u70b9\u5217\u8868\u80fd\u6b63\u5e38\u663e\u793a *\/\n            div.magazine-style-content ul, div.magazine-style-content ol { margin-left: 20px !important; margin-bottom: 15px !important; }\n            div.magazine-style-content li { margin-bottom: 8px !important; }<\/p>\n<p>            \/* UI\u7ec4\u4ef61\uff1aShort Answer *\/\n            div.magazine-style-content .ui-short-answer {\n                background-color: #fcf1f1 !important;\n                border-left: 5px solid #c00000 !important; \n                padding: 15px 20px !important;\n                margin: 25px 0 !important;\n            }\n            div.magazine-style-content .ui-short-answer h3 { color: #c00000 !important; font-size: 16px !important; margin-top: 0 !important; margin-bottom: 10px !important; text-transform: uppercase !important; }<\/p>\n<p>            \/* UI\u7ec4\u4ef62\uff1aKey Takeaways *\/\n            div.magazine-style-content .ui-takeaway-box {\n                background-color: #fef7f1 !important;\n                border: 1px solid #fbdab5 !important;\n                padding: 20px !important;\n                margin: 30px 0 !important;\n            }\n            div.magazine-style-content .ui-takeaway-box h3 { color: #e36c09 !important; font-size: 16px !important; margin-top: 0 !important; margin-bottom: 15px !important; }<\/p>\n<p>            \/* UI\u7ec4\u4ef63\uff1aPro-Tip *\/\n            div.magazine-style-content .ui-blue-box {\n                background-color: #f2f7fc !important;\n                border: 1px solid #c6d9f1 !important;\n                padding: 20px !important;\n                margin: 30px 0 !important;\n            }\n            div.magazine-style-content .ui-blue-box h3 { color: #1f497d !important; font-size: 16px !important; margin-top: 0 !important; margin-bottom: 15px !important; }<\/p>\n<p>            \/* \u8868\u683c 1:1 \u8fd8\u539f *\/\n            div.magazine-style-content table { width: 100% !important; border-collapse: collapse !important; margin: 30px 0 !important; font-size: 14px !important; border: 1px solid #d9d9d9 !important; }\n            div.magazine-style-content th { background-color: #243f60 !important; color: #ffffff !important; font-weight: bold !important; padding: 12px 15px !important; text-align: left !important; border: 1px solid #d9d9d9 !important; }\n            div.magazine-style-content td { padding: 12px 15px !important; border: 1px solid #d9d9d9 !important; color: #333 !important; }\n            div.magazine-style-content tr:nth-child(even) { background-color: #f2f2f2 !important; }\n            div.magazine-style-content tr:nth-child(odd) { background-color: #ffffff !important; }<\/p>\n<p>            div.magazine-style-content img { max-width: 100% !important; height: auto !important; display: block !important; margin: 30px auto !important; }<\/p>\n<p>            \/* FAQ \u533a\u57df\u8fd8\u539f *\/\n            div.magazine-style-content h3.faq-question { color: #c00000 !important; font-size: 16px !important; margin-top: 30px !important; margin-bottom: 10px !important; }\n            div.magazine-style-content p.faq-answer { margin-bottom: 25px !important; }\n        <\/style>\n<div class='magazine-style-content'>\n<h1>Why Do Travel Silicone Bottles Leak and Swell at 35,000 Feet?<\/h1>\n<p><strong>Reference Standard:<\/strong> ISO 1817 (Rubber, vulcanized or thermoplastic \u2014 Determination of the effect of liquids) and ASTM D471 (Standard Test Method for Rubber Property\u2014Effect of Liquids) for evaluating the volumetric swelling and structural degradation of elastomeric matrices under chemical and barometric duress.<\/p>\n<h2>Short Answer<\/h2>\n<p><div class=\"ui-short-answer\">\nTravel silicone bottles experience catastrophic failure primarily due to Boyle&#8217;s Law-induced vapor expansion in low-pressure aircraft cabins and severe volumetric swelling caused by the permeation of silicone-based cosmetics. Mitigating these inherent material vulnerabilities requires the implementation of platinum-catalyzed crosslinking to densify the elastomeric matrix, paired with a mathematically engineered pressure-gated cross-slit valve to resist hydroelastic yielding.\n<\/div>\n<\/p>\n<h2>Boyle&#8217;s Law in the Cargo Hold: Vapor Expansion vs. Cross-Slit Hydroelasticity<\/h2>\n<p>When engineering liquid containment systems for high-altitude transit, fundamental atmospheric physics dictate the survival of the packaging. Commercial aircraft cabins and cargo holds are typically pressurized to an equivalent altitude of 6,000 to 8,000 feet, which translates to an ambient atmospheric pressure drop to approximately 0.75 bar (down from 1.01 bar at sea level). In the event of storing travel silicone bottles in unpressurized compartments, the ambient pressure can plummet closer to 0.4 bar. <\/p>\n<p>According to Boyle&#8217;s Law, the volume of a given mass of gas is inversely proportional to its pressure at a constant temperature. The headspace\u2014the trapped atmospheric air inside the silicone tube above the fluid line\u2014undergoes rapid, violent expansion as the external barometric pressure drops. Because the Liquid Silicone Rubber (LSR) body is highly pliable (typically rated at a Shore A hardness of 40-60), it initially stretches to accommodate this expanding gas volume. <\/p>\n<p>However, the kinetic energy of the expanding gas ultimately seeks the path of least resistance: the dispensing orifice. Standard travel tubes utilize a basic silicone cross-slit valve designed to prevent gravity-induced dripping. Under high-altitude negative pressure, the internal vapor pushes against the fluid, forcing it into the valve assembly. The fluid exerts a severe drag force against the valve&#8217;s elastomeric flaps. Once the internal pneumatic pressure exceeds the hydroelastic yield threshold of the cross-slit geometry, the valve is forced open from the inside out. The expanding air acts as a pneumatic piston, continuously pumping the cosmetic fluid out of the container and into the surrounding luggage, resulting in catastrophic leakage.<\/p>\n<p><img decoding=\"async\" alt=\"Evaluating the hydroelastic yield threshold and cross-slit valve integrity of travel silicone bottles under vacuum chamber testing\" src=\"https:\/\/goldensoarpackage.com\/wp-content\/uploads\/2025\/08\/Laundry-Detergent-Bottle.jpg\" \/><\/p>\n<h2>The &#8220;Like-Dissolves-Like&#8221; Paradigm: Cyclopentasiloxane Permeation Matrix<\/h2>\n<p>The chemical degradation of elastomeric travel containers represents a highly complex material science failure, driven entirely by the &#8220;like-dissolves-like&#8221; thermodynamic principle. Consumers frequently fill these containers with high-end hair serums, primers, or waterproof makeup removers. These advanced cosmetic formulations rely heavily on volatile cyclic silicones, most notably Cyclopentasiloxane (D5) or Dimethicone. <\/p>\n<p>When a silicone-based fluid is introduced into a Liquid Silicone Rubber (LSR) vessel, the fundamental chemical similarity between the container and the payload creates a severe thermodynamic affinity. The cosmetic solvents behave as highly aggressive permeating agents. Because the silicone polymer matrix consists of loosely packed, flexible siloxane chains with high free volume, the smaller cyclopentasiloxane molecules easily diffuse into the interstitial spaces of the container&#8217;s molecular lattice. <\/p>\n<p><strong>The Extreme Fluid Permeation Timeline Model:<\/strong><br \/>\n* <strong>Phase 1: Surface Adsorption and Solvation (0-24 Hours):<\/strong> Upon initial contact, the lipophilic cosmetic solvent adsorbs onto the inner wall of the silicone bottle. The solvent molecules begin interacting with the siloxane backbone, initiating a localized reduction in the surface free energy of the elastomeric matrix.<br \/>\n* <strong>Phase 2: Interstitial Diffusion (24-72 Hours):<\/strong> Driven by a concentration gradient, the solvent molecules penetrate deep into the bulk polymer network. The infiltrating molecules physically force the existing cross-linked polymer chains apart, acting as an unintended, aggressive plasticizer. The material begins to exhibit measurable volumetric swelling.<br \/>\n* <strong>Phase 3: Macroscopic Yielding and Deformation (72+ Hours):<\/strong> The continuous permeation saturates the polymer matrix. The silicone body undergoes extreme volumetric swelling, expanding by up to 30% of its original dimensions. The structural memory of the elastomer is permanently compromised, rendering the bottle highly susceptible to tearing, while the external surface becomes tacky as the dissolved polymer begins to structurally fail.<\/p>\n<p>This chemical swelling introduces a severe, cross-system mechanical hazard. As the silicone neck expands volumetrically, it exerts immense radial outward force against the rigid Polypropylene (PP) threaded collar that secures the cap. This unexpected radial stress severely disrupts the geometric interference fit between the soft silicone and the hard plastic. The resulting strain mismatch distorts the sealing interface, opening sub-millimeter capillary pathways that allow low-viscosity fluids to bypass the primary seal entirely, guaranteeing a leak even without altitude pressure changes.<\/p>\n<div class=\"ui-takeaway-box\">\n<h3>KEY TAKEAWAYS<\/h3>\n<ul>\n<li><strong>Acoustic Thread Skipping:<\/strong> Before visible leakage occurs, attempting to tighten the cap will produce a distinct &#8220;clicking&#8221; or skipping sound, indicating that the swollen silicone neck has deformed the PP collar&#8217;s thread geometry.<\/li>\n<li><strong>Surface Tackiness Transition:<\/strong> The exterior of the bottle will lose its smooth, matte finish and develop a permanent, sticky residue, signaling that the polymer matrix is actively dissolving from the inside out.<\/li>\n<li><strong>Loss of Rebound Modulus:<\/strong> When squeezed, the bottle will deform easily but fail to return to its original shape, demonstrating that the chemical permeation has severed the internal elastomeric cross-links.\n<\/div>\n<\/li>\n<\/ul>\n<h2>Mesoporous VOC Entrapment: The Thermodynamics of Odor Retention<\/h2>\n<p>Beyond structural degradation, users frequently report that silicone containers permanently retain the pungent odors of previously stored liquids, making them unusable for different products. This is not a superficial cleaning issue; it is a deep-matrix thermodynamic entrapment problem tied to the mesoporous architecture of vulcanized silicone.<\/p>\n<p>At the nanometer scale, silicone elastomers exhibit a highly porous lattice structure. Modern cosmetics are formulated with complex Volatile Organic Compounds (VOCs) that function as synthetic fragrances. These VOCs are specifically engineered to be highly lipophilic and chemically stable. When stored in the container, these tiny fragrance molecules diffuse deeply into the mesoporous cavities of the silicone walls. <\/p>\n<p>Once inside, the VOCs establish strong van der Waals dispersion forces and hydrophobic interactions with the siloxane backbone. When the consumer attempts to wash the bottle with hot water and standard anionic surfactants (dish soap), the cleaning agents cannot overcome the thermodynamic activation energy required to dislodge these trapped molecules from the deep pores. The fragrance molecules undergo a phenomenon known as desorption failure\u2014they remain chemically anchored within the lattice, slowly outgassing over months and permanently contaminating any new fluid introduced into the vessel.<\/p>\n<p><img decoding=\"async\" alt=\"Analyzing the mesoporous VOC entrapment and volumetric swelling rates of silicone elastomers exposed to cosmetic solvents\" src=\"https:\/\/goldensoarpackage.com\/wp-content\/uploads\/2025\/08\/Laundry-Detergent-Bottle.jpg\" \/><\/p>\n<h2>Platinum-Catalyzed Crosslinking: Engineering a Pressure-Gated Threshold<\/h2>\n<p>To engineer a travel silicone bottle capable of surviving Boyle&#8217;s Law expansion, chemical solvation, and VOC entrapment, manufacturers must execute a highly controlled metallurgical and thermodynamic defense matrix. <\/p>\n<p><strong>Solution 1: Platinum-Cured LSR Integration<\/strong><br \/>\n* <strong>Execution Protocol:<\/strong> The manufacturing facility transitions from standard peroxide-cured silicone to a medical-grade, platinum-catalyzed addition-curing process. This involves utilizing a chloroplatinic acid catalyst under high-heat injection molding.<br \/>\n* <strong>Material Expected Evolution:<\/strong> The platinum catalyst forces a significantly higher cross-link density between the siloxane polymer chains. This highly tightened lattice drastically reduces the free volume within the matrix. The compacted mesoporous structure physically blocks large cyclopentasiloxane molecules and VOCs from diffusing into the bulk material, completely neutralizing volumetric swelling and odor retention.<br \/>\n* <strong>Hidden Cost &amp; Side Effect Avoidance:<\/strong> Platinum curing is highly sensitive to contamination; trace amounts of sulfur or heavy metals in the factory air will poison the catalyst, resulting in an uncured, liquid mess. Manufacturers must operate within an ISO Class 8 cleanroom environment to guarantee polymerization.<\/p>\n<p><strong>Solution 2: CNC Pressure-Gated Cross-Slit Valve<\/strong><br \/>\n* <strong>Execution Protocol:<\/strong> The dispensing valve undergoes precision laser-cutting or micro-CNC stamping to alter the geometric angles of the silicone slits. The central intersection is engineered to overlap at a microscopic 5-degree inward bevel.<br \/>\n* <strong>Material Expected Evolution:<\/strong> This specific geometric configuration creates a mechanical &#8220;Pressure-Gated Threshold.&#8221; The inward bevel utilizes the expanding internal air pressure of the airplane cabin to force the flaps tighter together, effectively sealing the orifice tighter as altitude increases. The valve will only yield and open when a targeted, bi-axial external compressive force (a human hand squeezing the sides) physically distorts the outer ring.<br \/>\n* <strong>Hidden Cost &amp; Side Effect Avoidance:<\/strong> If the elastomer&#8217;s Shore A hardness fluctuates by even 5 points during curing, the valve will either become too stiff to squeeze or too weak to resist cabin pressure. Strict rheological testing of every raw silicone batch is mandatory before molding.<\/p>\n<p><strong>Solution 3: Over-Molded Polypropylene (PP) Collar<\/strong><br \/>\n* <strong>Execution Protocol:<\/strong> Rather than relying on a friction fit, the silicone body is subjected to a two-shot over-molding process where a rigid <a href=\"https:\/\/goldensoarpackage.com\/ko\/%eb%a6%ac%ed%95%84-%eb%b3%b4%ed%8b%80-%ec%8b%9c%ec%8a%a4%ed%85%9c-%ec%97%90%ec%96%b4%eb%a6%ac%ec%8a%a4-%ed%8e%8c%ed%94%84-%eb%b3%b4%ed%8b%80\/\">Polypropylene (PP) collar<\/a> is injected directly onto the cured silicone neck at high velocity.<br \/>\n* <strong>Material Expected Evolution:<\/strong> This thermal bonding process fuses the hard thermoplastic directly to the soft elastomer. The rigid PP collar provides immense hoop strength, completely preventing the silicone neck from expanding outward under internal pneumatic pressure or chemical strain, ensuring the threaded cap interface remains perfectly circular and hermetically sealed.<br \/>\n* <strong>Hidden Cost &amp; Side Effect Avoidance:<\/strong> The extreme temperature required to inject PP (around 200\u00b0C) can scorch the underlying silicone. The mold design must incorporate rapid conformal cooling channels to instantly freeze the PP upon contact, preventing thermal degradation of the elastomeric substrate.<\/p>\n<p><strong>Solution 4: Vacuum Baking Desorption Process<\/strong><br \/>\n* <strong>Execution Protocol:<\/strong> Post-molding, all silicone bottles are subjected to a rigorous 4-hour vacuum baking cycle at 200\u00b0C inside a specialized depressurized industrial oven.<br \/>\n* <strong>Material Expected Evolution:<\/strong> This intense thermal cycle forces the outgassing of any low-molecular-weight oligomers and residual catalysts left over from the injection process. Stripping these volatile compounds from the matrix eliminates the inherent &#8220;factory rubber&#8221; smell and tightens the surface topography, reducing the available anchor points for future cosmetic VOC entrapment.<br \/>\n* <strong>Hidden Cost &amp; Side Effect Avoidance:<\/strong> Excessive baking time will cause the silicone to undergo reversion, turning it brittle and prone to shattering upon impact. Continuous atmospheric monitoring inside the oven is required to halt the cycle exactly when the outgassing curve flattens.<\/p>\n<table>\n<thead>\n<tr>\n<th style=\"text-align: left;\">Degradation Vector<\/th>\n<th style=\"text-align: left;\">Unprotected Silicone Response<\/th>\n<th style=\"text-align: left;\">Factory Engineered Solution<\/th>\n<th style=\"text-align: left;\">ISO\/ASTM Validation Standard<\/th>\n<th style=\"text-align: left;\">Post-Solution Expected Yield<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"text-align: left;\"><strong>0.6 Bar Depressurization<\/strong><\/td>\n<td style=\"text-align: left;\">Vapor expansion &amp; fluid ejection<\/td>\n<td style=\"text-align: left;\">CNC Pressure-Gated Valve<\/td>\n<td style=\"text-align: left;\">ASTM D3078 (Leakage Testing)<\/td>\n<td style=\"text-align: left;\">Zero leakage at 35,000 ft<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left;\"><strong>Cyclopentasiloxane Contact<\/strong><\/td>\n<td style=\"text-align: left;\">&gt;30% Volumetric Swelling<\/td>\n<td style=\"text-align: left;\">Platinum-Cured LSR Integration<\/td>\n<td style=\"text-align: left;\">ISO 1817 (Liquid Effect)<\/td>\n<td style=\"text-align: left;\">&lt; 2% Dimensional variance<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left;\"><strong>VOC Fragrance Entrapment<\/strong><\/td>\n<td style=\"text-align: left;\">Permanent odor retention<\/td>\n<td style=\"text-align: left;\">Vacuum Baking Desorption<\/td>\n<td style=\"text-align: left;\">ASTM E1207 (Sensory Evaluation)<\/td>\n<td style=\"text-align: left;\">Complete olfactory neutrality<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left;\"><strong>Internal Hydrostatic Burst<\/strong><\/td>\n<td style=\"text-align: left;\">Neck expansion &amp; thread slip<\/td>\n<td style=\"text-align: left;\">Over-Molded PP Collar<\/td>\n<td style=\"text-align: left;\">ASTM D1599 (Pressure Resistance)<\/td>\n<td style=\"text-align: left;\">&gt; 50 PSI Burst Threshold<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><img decoding=\"async\" alt=\"Reviewing the over-molded PP collar and platinum-cured LSR matrix for aviation-grade leak prevention\" src=\"https:\/\/goldensoarpackage.com\/wp-content\/uploads\/2025\/08\/Laundry-Detergent-Bottle.jpg\" \/><\/p>\n<div class=\"ui-blue-box\">\n<h3>PRO-TIP \/ CHECKLIST<\/h3>\n<ol>\n<li><strong>The Squeeze-Release Test:<\/strong> Compress the empty bottle fully and seal the cap quickly. A premium pressure-gated valve will hold the vacuum, keeping the bottle crushed. If it slowly re-inflates, the cross-slit valve is compromised and will leak at high altitudes.<\/li>\n<li><strong>Verify the Curing Agent:<\/strong> Inspect the manufacturer&#8217;s specification sheet. Platinum-cured silicone will have a perfectly clear or brilliantly bright color profile. Yellowish or cloudy translucent silicone is typically peroxide-cured and highly susceptible to chemical swelling.<\/li>\n<li><strong>Inspect the Collar Interface:<\/strong> Try to twist the hard plastic neck independently from the soft silicone body. If it spins freely, it is a basic friction fit and will detach under pressure. High-end bottles utilize fused over-molding for absolute security.<\/li>\n<li><strong>Perform the Pinch Test:<\/strong> Pinch a fold of the silicone tightly and twist it. If the stressed area turns bright white, the silicone is heavily laden with cheap plastic fillers. Pure, 100% food-grade LSR will retain its uniform color even under extreme mechanical strain.<\/li>\n<li><strong>Audit the Fluid Viscosity:<\/strong> Avoid filling silicone bottles with fluids containing Dimethicone, Cyclomethicone, or Argan Oil. Always reserve rigid <a href=\"https:\/\/goldensoarpackage.com\/ko\/pe-%eb%93%80%ec%96%bc-%ec%b1%94%eb%b2%84-%eb%b3%b4%ed%8b%80-%eb%b9%88-%ec%83%b4%ed%91%b8-%eb%b3%91\/\">PET or PP containers<\/a> for oil-based serums to prevent irreversible matrix solvation.<\/li>\n<li><strong>Analyze the Cap Actuation:<\/strong> The flip-top mechanism should require deliberate, focused force to open. Loose hinges will inevitably pop open inside a pressurized luggage compartment when surrounding items shift during turbulence.\n<\/div>\n<\/li>\n<\/ol>\n<h2>Frequently Asked Questions (FAQ)<\/h2>\n<h3>what is the best material for packaging<\/h3>\n<p>The optimal material depends entirely on the fluid&#8217;s chemical profile. For highly acidic or alkaline formulations, High-Density Polyethylene (HDPE) provides superior environmental stress-cracking resistance. For essential oils or high-viscosity lipophilic serums, Polypropylene (PP) or glass is mandatory to prevent matrix solvation, while liquid silicone rubber (LSR) excels exclusively for aqueous, high-viscosity lotions requiring dynamic dispensing.<\/p>\n<h3>what are 10 packaging materials<\/h3>\n<p>In industrial commercial transit, the primary structural and containment matrices include High-Density Polyethylene (HDPE), Low-Density Polyethylene (LDPE), Polyethylene Terephthalate (PET), Polypropylene (PP), Liquid Silicone Rubber (LSR), Aluminum, Tinplate, Borosilicate Glass, Corrugated Kraft Fiberboard, and Expanded Polystyrene (EPS) cushioning.<\/p>\n<h3>what is packaging material<\/h3>\n<p>Packaging material refers to any engineered substrate designed to provide a physical, chemical, and biological barrier between a payload and its external environment. It must systematically counteract specific degradation vectors, including ultraviolet radiation, oxidative embrittlement, moisture vapor transmission, and dynamic kinetic impacts during global logistical distribution.<\/p>\n<h3>what is the best packaging material<\/h3>\n<p>There is no universal apex material; selection is governed by the barrier requirements of the active ingredients. Polyethylene Terephthalate (PET) dominates for oxygen-sensitive contents due to its dense molecular alignment blocking gas diffusion. Conversely, high-grade Polypropylene (PP) is unrivaled for thermal stability during high-temperature aseptic filling procedures.<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Why Do Travel Silicone Bottles Leak and Swell at 35,000 Feet? Reference Standard: ISO 1817 (Rubber, vulcanized or thermoplastic \u2014 Determination of the effect of liquids) and ASTM D471 (Standard Test Method for Rubber Property\u2014Effect of Liquids) for evaluating the volumetric swelling and structural degradation of elastomeric matrices under chemical and barometric duress. Short Answer &#8230; <a title=\"Why Do Travel Silicone Bottles Leak on Airplanes?\" class=\"read-more\" href=\"https:\/\/goldensoarpackage.com\/ko\/silicone-travel-bottle-altitude-swelling-physics\/\" aria-label=\"Why Do Travel Silicone Bottles Leak on Airplanes?\uc5d0 \ub300\ud574 \ub354 \uc790\uc138\ud788 \uc54c\uc544\ubcf4\uc138\uc694\">\ub354 \uc77d\uae30<\/a><\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[16],"tags":[216,161,250,251,249],"class_list":["post-10138","post","type-post","status-publish","format-standard","hentry","category-pe-packaging","tag-boyles-law","tag-cosmetic-packaging","tag-platinum-cured-lsr","tag-vacuum-baking","tag-volumetric-swelling"],"acf":{"raw_html_content":""},"_links":{"self":[{"href":"https:\/\/goldensoarpackage.com\/ko\/wp-json\/wp\/v2\/posts\/10138","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/goldensoarpackage.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/goldensoarpackage.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/goldensoarpackage.com\/ko\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/goldensoarpackage.com\/ko\/wp-json\/wp\/v2\/comments?post=10138"}],"version-history":[{"count":0,"href":"https:\/\/goldensoarpackage.com\/ko\/wp-json\/wp\/v2\/posts\/10138\/revisions"}],"wp:attachment":[{"href":"https:\/\/goldensoarpackage.com\/ko\/wp-json\/wp\/v2\/media?parent=10138"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/goldensoarpackage.com\/ko\/wp-json\/wp\/v2\/categories?post=10138"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/goldensoarpackage.com\/ko\/wp-json\/wp\/v2\/tags?post=10138"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}