Three methods of testing Bakelite: rubbing test with cloth, Simichrome polish test showing yellow residue, and 409 cleaner test with a cotton swab on a vintage bangle.

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Bakelite, one of the earliest forms of plastic, has fascinated collectors and vintage enthusiasts for decades. Its rich colors, durability, and unique history make it a prized material, especially for jewelry, radios, kitchenware, and other decorative items from the early 20th century. However, with the rise of reproductions, it’s essential to know how to identify genuine Bakelite. In this guide, we’ll break down the key methods and tips for recognizing authentic Bakelite.


What is Bakelite?

Bakelite is a phenolic resin invented by Belgian chemist Leo Baekeland in 1907. It was the first fully synthetic plastic, known for its heat resistance and non-conductivity, making it popular for industrial applications, telephones, radios, kitchen utensils, and jewelry. Today, vintage Bakelite pieces are highly collectible, especially for their unique colors and patterns.


Key Characteristics of Bakelite

  1. Weight and Feel: Bakelite feels solid and dense compared to modern plastics, which often feel lighter and more hollow.
  2. Sound: When tapped together, Bakelite pieces produce a distinct clunky sound, unlike the lighter, higher-pitched sound of acrylic or modern plastics.
  3. Color: Bakelite colors are often warm and rich. With age, many pieces develop a unique patina, adding depth to their appearance. Popular colors include butterscotch, green, cherry red, and black.

Methods to Identify Bakelite

1. The Hot Water or Rubbing Test (Smell Test)

  • Rub the piece briskly with your thumb or dip it in hot water for a few seconds.
  • Smell the piece immediately. Genuine Bakelite emits a distinct, sharp chemical smell (similar to formaldehyde) when heated due to its phenolic resin composition.
  • Be cautious not to damage fragile pieces with excessive rubbing.

2. The Simichrome Polish Test (Chemical Test)

  • Apply a small amount of Simichrome polish (a metal polish) to a soft cloth and rub it on a hidden part of the item.
  • Genuine Bakelite will leave a yellowish residue on the cloth, even if the piece is not yellow.
  • Wash the item with mild soap and water immediately after testing.
  • Note: Simichrome is preferred over other polishes because it is non-abrasive.

3. The 409 Cleaner Test (Alternative Chemical Test)

  • Dampen a cotton swab with 409 household cleaner and rub it on a small, inconspicuous area of the piece.
  • If it’s Bakelite, the swab will turn yellow.
  • Rinse and clean the piece immediately after testing.
  • Avoid using this test on dark-colored Bakelite, as it may not show the same yellow reaction.

4. The Sound Test (“Clunk” Test)

  • Tap two Bakelite pieces together. Genuine Bakelite produces a distinctive deep “clunk” sound, unlike the hollow or plastic-like sound of modern resins.

5. The Patina and Surface Check

  • Over time, Bakelite develops a patina, giving it a slightly dull, warm, or aged appearance.
  • Scratches from use should show a consistent color beneath the surface rather than a different base color, which can indicate a painted or modern piece.

6. The Weight Test

  • Bakelite is relatively heavy compared to modern plastic or resin because of its dense, phenolic composition. If the piece feels unusually light, it may be a reproduction.

Common Bakelite Lookalikes and Reproductions

  • Catalin: Another type of phenolic resin, often more translucent and vibrant than Bakelite. It is also collectible but distinct.
  • Lucite: A clear or colored acrylic plastic that lacks the signature Bakelite smell and produces a different sound.
  • Celluloid: An early plastic, more flexible and flammable than Bakelite, often used for jewelry and buttons.
  • Modern Resins: Contemporary reproductions may mimic the colors and styles of Bakelite but typically fail the smell, Simichrome, or 409 tests.

Caring for Bakelite

  • Cleaning: Use a soft cloth and mild soap. Avoid harsh chemicals.
  • Polishing: Simichrome polish is safe for restoring shine.
  • Storage: Keep away from direct sunlight and extreme heat to prevent fading or warping.

Conclusion

Bakelite identification requires a combination of sensory and chemical tests. Learning to recognize the weight, color, patina, and distinctive smell will help you confidently identify genuine pieces. With these methods, you can build a beautiful and authentic collection of this iconic early plastic.

Happy Collecting!

Views Expressed Disclaimer

The views, opinions, and information presented in this article are for informational purposes only and do not necessarily reflect the official policies or positions of Cleveland Wholesale Warehouse, LLC. While every effort has been made to ensure accuracy, Cleveland Wholesale Warehouse, LLC is not liable for any errors, omissions, or decisions made based on the content provided. Readers are encouraged to consult professionals for specific advice or assistance related to their unique circumstances.

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