HG/T 4455-2012Plastics - Determination of loss of plasticizers - Hot air method (English PDF)
塑料 增塑剂损失的测定 热空气法
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
December 28, 2012
Implementation date
June 1, 2013
Scope
HG/T 4455-2012 is the English-translated version of 塑料 增塑剂损失的测定 热空气法.
The hot air method for the loss of plasticizers from plastics is the subject of HG/T 4455-2012, a recommended standard of the Chinese chemical industry. It specifies how that loss is determined when the material is heated in hot air.
The method is meant for the quantitative determination of the plasticizer lost from plasticized plastics. GB/T 2918, GB/T 7141 and GB/T 9352 are cited as normative references.
The standard carries the Chinese classification G31 and the international classification 83.080.01. Issued on 28 December 2012, it has applied since 1 June 2013.
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Document preview — HG/T 4455-2012
National Standard of the People's Republic of China
- ICS
- 83.080.01
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
1 Foreword
HG/T 4455-2012 was issued by Ministry of Industry and Information Technology of the People's Republic of China on 28 December 2012 and has been in force since 1 June 2013.
2 Scope
The hot air method for the loss of plasticizers from plastics is the subject of HG/T 4455-2012, a recommended standard of the Chinese chemical industry. It specifies how that loss is determined when the material is heated in hot air. The method is meant for the quantitative determination of the plasticizer lost from plasticized plastics. GB/T 2918, GB/T 7141 and GB/T 9352 are cited as normative references. The standard carries the Chinese classification G31 and the international classification 83.080.01.
3 Normative references
HG/T 4455-2012 cites the following standards, which apply in full or in part through the references made to them in its clauses.
GB/T 2918-1998
GB/T 7141-2008 — Plastics -- Methods of heat aging
GB/T 9352-2008 — Plastic -- Compression moulding of test specimens of thermoplastic materials
4 About this standard
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
English translation: about 15 pages
5 Classification and status
International classification (ICS): 83.080.01
Chinese Standard Classification (CCS): G 31
Prefix HG/T: recommended standard.
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Referenced standards
Normative references
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Related Standards
GB/T 2918-1998 — Plastics. Standard atmospheres for conditioning and testing
GB/T 7141-2008 — Plastics -- Methods of heat aging
GB/T 9352-2008 — Plastic -- Compression moulding of test specimens of thermoplastic materials
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