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The most strictly prohibited plastic order officially came into effect, degradable plastic testing is imperative.

Release time:

2021-01-08 15:58

The National Development and Reform Commission, the Ministry of Ecology and Environment and other 9 departments jointly issued the "Notice on Solidly Promoting the Control of Plastic Pollution" (commonly known as the "plastic ban") clearly pointed out that emerging areas such as takeaways, e-commerce, and express delivery are prominent areas of plastic pollution. Starting from January 1 this year, non-degradable plastic bags, plastic tableware and disposable plastic straws will be banned.

1) If there is no qualified biodegradation report, the production and sale of the product will be prohibited;

2) Plastic enterprises will gradually transform into degradable plastics, and test reports are required during research and development and before shipment.

 

Use and Application of Degradable Plastics

There are two main areas of use of degradable plastics:

One is the original use of ordinary plastic areas. such as agricultural mulch film and disposable plastic packaging,

The second is to replace other materials with plastics. The use of degradable plastics in these areas can bring convenience, such as golf ball nails, tropical rainforest afforestation with seedling fixing materials. Specific applications in:

1. Agriculture, forestry and fishery, plastic film, water-retaining materials, seedling pots, seedbeds, rope nets, pesticides and agricultural fertilizer slow-release materials;

2. Packaging shopping bags, garbage bags, compost bags, disposable lunch boxes, instant noodle bowls, cushioning packaging materials;

3. Supplies, golf course spikes and tee;

4. Sanitary products, feminine hygiene products, baby diapers, mattress pads, disposable razors;

5. Materials, bandages, clips, small sticks for cotton swabs, gloves, drug release materials, surgical sutures and fracture fixation materials.

 

Degradable plastic material detection

Degradable plastic detection range: degradable plastic bags, degradable plastic films, degradable plastic plates, degradable plastic tableware, degradable plastic cups, degradable plastic sheets, degradable plastic bottles, biodegradable plastics, degradable plastic mulch, Degradable plastic particles, etc.

Degradable plastics testing items: component testing, formula analysis, mechanical properties, aging testing, etc.

 

Domestic and foreign testing standards

 

Chinese Standard

GB/T   20197-2006

Definition, classification, labeling and degradation performance requirements of degradable plastics

GB/T   19276.1-2003

Determination of the ultimate aerobic biodegradability of a material in an aqueous culture solution by the method of oxygen demand in a closed respirometer

GB/T   19276.2-2003

Determination of the ultimate aerobic biodegradability of materials in aqueous cultures by the method of determination of the released carbon dioxide

GB/T   16422.2-2014

Plastics-Methods of exposure to laboratory light sources-Part 2: Xenon arc lamp

International Standards

ISO14855

Determination of ultimate aerobic biodegradability of plastic materials under controlled composting conditions-Analytical method for evolved carbon dioxide-Part 1: General method

American Standard

ASTM   D5338

Test method for determining aerobic biological degradation of plastic materials under controlled mixing conditions

German Standard

DIN   V54900

Testing the composting of plastics-Part 1: Chemical testing

Japanese Standard

JIS K6950

Plastics-Method for the determination of the maximum biodegradability of aerobic bacteria in aqueous culture-Determination of oxygen consumption by a respiremeter

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