How to make Chinese lacquer wax?

 Chinese lacquer wax, also known as wood wax, is a vegetable fat derived from the fruits of the lacquer tree (Toxicodendron verniciflua Stokes.). It boasts unique properties and a myriad of applications. As a hydrophobic substance insoluble in water, it belongs to the category of authentic plant waxes. With a high melting point, it remains solid at room temperature, exhibiting a delicate texture, excellent penetration, adhesive tenacity, and a smooth feel.

In terms of usage, lacquer wax serves as a nourishing agent for furniture, protecting its surface, isolating it from dirt, and keeping the base material clean. It can penetrate the tiny pores on the wood's surface, allowing the wood to breathe naturally and maintaining its natural elasticity, thereby preventing cracking. Furthermore, the protective film formed by lacquer wax has a glossy and warm appearance, enhancing the wood's surface hardness and brightness, while preserving its luminous color. In Yunnan's Nujiang region, lacquer wax is known locally as lacquer oil, used for cooking and as a nourishing supplement. Additionally, it serves as a primary raw material for manufacturing high-end soap and cosmetics and is also utilized in the production of various polishing agents.

Production Method of Chinese Lacquer Wax

1. Raw Material Preparation

   Mature lacquer tree seeds are selected as the raw material. The collected seeds undergo drying and cleaning processes to remove impurities.

2. Crushing and Sieving

   The lacquer seeds are crushed using a mill to separate the seed coat from the kernel (seed core). The crushed seeds are then sieved to further separate the seed coat and kernel.

3. Extraction and Refining

   The separated seed coat or whole lacquer seeds (depending on the specific process) are extracted. Extraction methods typically include solvent extraction, water distillation, or pressing. Among these, solvent extraction using solvents such as petroleum ether is commonly employed. After extraction, refining processes are carried out to remove impurities and excess solvents, yielding pure lacquer wax.

4. Quality Control and Packaging

   The extracted lacquer wax undergoes quality control inspections, including checks on appearance, odor, melting point, and other indicators. Qualified lacquer wax is then packaged for storage and sale.

Precautions

• Safety: During production, safety measures should be taken to prevent solvent leakage and fire hazards.
• Environmental Protection: Eco-friendly solvents and extraction methods should be chosen to minimize environmental pollution.
• Quality Control: Strict control over raw material quality and production process parameters is essential to ensure that the quality and performance of lacquer wax meet requirements.

Chinese lacquer wax is a versatile plant wax with excellent properties. Its production method involves raw material preparation, crushing, and sieving, extraction and refining, as well as quality control and packaging. Throughout the production process, attention should be paid to safety, environmental protection, and quality control.