GB/T 3681-2011

Active

Plastics methods of exposure to direct weathering, to weathering using glass-filtered daylight, and to intensified weathering by daylight using Fresnel mirrors

塑料 自然日光气候老化、玻璃过滤后日光气候老化和菲涅耳镜加速日光气候老化的暴露试验方法

Standard Type
GBT
ICS
83.080.01
CCS
G32
Status
Active
Issue Date
2011-12-30
Implementation
2012-10-01
Centralized Committee
中国石油和化学工业联合会
Issuing Authority
中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会

Application Summary AI generated

This standard specifies test methods for exposing plastic materials to natural sunlight, sunlight filtered through glass, and concentrated sunlight using Fresnel mirrors to evaluate weathering resistance. It is applied in the plastics industry for quality control and material selection, particularly for outdoor products like automotive parts, building materials, and agricultural films. The testing context involves simulating real-world environmental degradation to predict long-term durability and performance under sunlight exposure.

Related Standards

GB/T 7141-2008 Plastics—Methods of heat aging GB/T 9350-2003 Plastics--Homopolymer andcopolymer resins of vinyl chloride--Determination of pH of aqueous extract GB/T 19275-2003 Evaluation of the potential biodegradability and disintegration of plastic materials by the action of the specific microorganisms GB/T 19276.2-2003 Determination of the ultimate aerobic biodegradability of plastic materials in an aqueous medium--Method by analysis of evolved carbon dioxide GB/T 12004.4-2003 Polyvinyl chloride paste--Determination of apparent viscosity by the Brookfield test method GB/T 19276.1-2003 Determination of the ultimate aerobic biodegradability of plastic materials in an aqueous medium--Method by measuring the oxygen demand in a closed respirometer GB/T 12000-2003 Determination of the effects of exposure to damp heat，water spray and salt mist for plastics GB/T 17931-2003 Poly(ethylene terephthalate)(PET)resin for bottles
Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.