If you've ever dabbled in industrial chemicals, safety materials, or even environmental studies, you might have come across cas no 9004 65 3. It’s one of those practical identifiers that, while somewhat obscure to the general public, plays a surprisingly vital role across industries worldwide. Simply put, knowing about this chemical means you’re better equipped to appreciate advancements in manufacturing, environmental protection, and even public health.
Globally, these identifiers, set by the Chemical Abstracts Service (CAS), help avoid confusion in trade, regulation, and application. For instance, in 2023, the World Bank reported a 12% increase in industrial chemical trade, underscoring the growing complexity of supply chains — tracking substances by CAS numbers like 9004 65 3 ensures transparency and safety. But beyond trade, why should anyone care about cas no 9004 65 3? Because it embodies the kind of material progress that supports sustainable development goals: safer products, cleaner environments, and resilient industrial processes.
In short, cas no 9004 65 3 refers to polyvinyl alcohol (PVA), a synthetic polymer widely used in papermaking, textiles, adhesives, coatings, and even in medical products. If you think about plastics, PVA stands out for its water solubility and biocompatibility. These are properties not everyone associates with plastics, but that's what makes it so versatile.
This polymer “speaks” to modern needs: environmental friendliness without sacrificing industrial performance. It’s a bridge between old-school durability and new-world sustainability. And considering global concerns over plastic pollution, PVA's biodegradability adds a layer of green reassurance to industries that couldn’t function without such materials.
This is one of the defining characteristics — PVA dissolves in water, which feels odd for a polymer, but it opens doors to uses in packaging and films that break down easily after use, reducing waste buildup.
The ability to form strong, transparent films makes PVA a favorite in packaging, textile coatings, and adhesives. Ever noticed a glossy, durable, yet flexible layer on some textile products? That could be due to PVA.
Surprisingly, PVA resists oils, solvents, and grease, making it attractive in situations where contamination must be avoided, say in food packaging or pharmaceuticals.
This polymer breaks down more readily in the environment than many conventional plastics, which aligns with sustainability efforts. It’s not perfect, but it’s a step in the right direction.
Its sticky, yet clean adhesion makes it ideal for glues and binders in paper and wood products.
Across North America, Europe, and Asia, PVA is used in various ways, holding up in environments as diverse as high-tech manufacturing hubs and humble local factories.
In regions hit by flooding or natural disasters, like Southeast Asia, temporary packaging solutions using PVA-based films have been critical for storing clean supplies. It’s one of those small pieces that — when the chips are down — makes a big difference.
| Property | Value | Notes |
|---|---|---|
| Chemical Name | Polyvinyl Alcohol | Commonly abbreviated PVA |
| CAS Number | 9004-65-3 | Unique chemical identifier |
| Solubility | Water soluble | Depends on degree of polymerization |
| Density | 1.19 g/cm³ | Typical value |
| Melting Point | Around 180 °C | Varies by formulation |
| Biodegradability | Yes | Environmentally favorable |
| Vendor | Purity (%) | Average Price (per kg) | Lead Time | Additional Features |
|---|---|---|---|---|
| GreenPetro Chemicals | 99.5 | $3.20 | 2 weeks | Eco-certified, biodegradable packaging |
| Alpha Polymers | 98.7 | $2.85 | 1 week | Custom grade formulations |
| EcoSynth Ltd. | 99.0 | $3.00 | 3 weeks | Specialty in medical-grade PVA |
It’s one thing to know what cas no 9004 65 3 is, but why bother? Well, in real terms, PVA is a quiet champion of sustainability and industrial efficiency. Its biodegradability means less ecological footprint. Its adhesive and film-forming traits boost manufacturing quality without the headaches of toxic residues. Plus, users report enhanced safety, especially in food and medical contexts where contamination is a nightmare.
Emotionally, there’s a satisfaction in knowing a chemical like this supports safer products and a cleaner planet. Logically, the cost savings from reducing waste, improving product life, and lowering environmental mitigation are significant. It feels like one of those “small steps” collectively vital to global progress.
With sustainability at the forefront globally, companies are blending PVA with biodegradable composites to create even greener packaging solutions. Digital transformation also plays a role — smart packaging films that dissolve when scanned or activated are no longer science fiction. Automation in manufacturing lines using PVA ensures consistency and waste reduction.
Green energy pushes also impact how PVA is synthesized, aiming for cleaner production processes. There’s buzz about enzymatic recycling methods that could revolutionize PVA lifecycle management.
Despite its advantages, PVA has limits — its water solubility can be a problem where moisture exposure is uncontrolled. Manufacturers often tackle this by cross-linking or blending PVA with other polymers to improve water resistance. That process, however, can raise costs and complicate recycling.
Supply-chain disruptions due to geopolitical tensions also test vendor reliability. That’s why many businesses diversify suppliers, as you can see in the vendor comparison table. Efficient inventory management and regional sourcing play big roles here.
Understanding cas no 9004 65 3 is a small but meaningful step towards appreciating the subtle complexities of modern material science and global industry. It’s the polymer that quietly helps pack our goods, protect our health, and clean our water. These benefits add up to safer, smarter, and greener futures — which is something we can all stand behind.
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