GB/T 13941-1992 in English

SUPERSEDED

4, 4 - Diisocyanate

Issued on:1992-01-02
Implemented on:1993-10-01
File Format:PDF
Delivery:Via email within 1~3 business days

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Standard No:	GB/T 13941-1992
Document status:	SUPERSEDED
Superseded by:	GB/T 13941-2015 Diphenylmethane diisocyanate
Superseded on:	2016-06-01
Title in English:	4, 4 - Diisocyanate
Title in Chinese:	二苯基甲烷414`--二异氰酸酯
Language:	English
File Format:	Electronic (PDF)
Delivery:	Via email within 1~3 business days
Issued on:	1992-01-02
Implemented on:	1993-10-01
ICS Classification:	71.080.70-Esters
Chinese Classification:	G32-Synthetic resin and plastic
Professional Classification:	GB-National Standard
Related Keywords:	diisocyanate scopethis standard diisocyanate technical requirements requirements test methods
Related Topics:	Hexaphenyl ditin total acidity of isocyanate Hexamidine diisocyanate methane Diisocyanate Diisocyanate Diallyl terephthalate Isocyanates and hydrazines Hydrazide isocyanate propalate Alkylbenzene detection Neutral value alkylbenzene Guanidine isothiocyanate Alkylbenzene detection Poly(pentylene terephthalate) Isocyanate Dimethyldiphenylurea pristane toluene isooctane Phenyl diisocyanate Polyphenylene cyanide Phenyl Benzene Guanidine isothiocyanate+ Dimethylbenzophenone Isocyanate environment xylene tsi isocyanate Cetyl isocyanate test method for toluene diisocyanate prepolymer Ethyl cyanoformate Isobutylbenzene Ethyl cyanoacetate Phenoxyethanol and isocyanates Isocyanation reaction diphenyl alkanoate Toluene diisocyanate method export diphenylmethane Dimethyl Sulfate Toluene Isocyanic acid Isocyanates and Crude Oil Determination of Isomers of Toluene Diisocyanate by Gas Chromatography Isocyanates Air Quality. Dichloromethane esterification Ammonium acetate dichloromethane Piperazine and isocyanate dialkylmercury Alkylbenzene test Toluene diisocyanate prepolymer Ethyl cyanoformate mass spectrometry Test for phthalic acid Dimethyl terephthalate color dithiodibenzoic acid Isocyanate Determination Mass Spectrometry Hydroxycyanohydrin Isocyanate Test methylated toluene Dicyandiamide diisopropyl methyl phosphate dodecabromoalkyltoluene Esterified dichloromethane Grease xylene Xylene peak Diphenylmethane diphenylmethane diisocyanate dodecylbenzenesulfate Diphenyl Diphenylboronic acid Diaminodiphenylmethane polyphenylene diisocyanate Dimethane diisocyanate Tetraphenylene diisocyanate Tetradiisocyanate di-p-phenylene diisocyanate Abnormal non-methane peak Diaminodiphenylmethane yuan/ton Diisocyanate Alkane + Dimethyl tellurium How to Instantly Dissolve Diaminodiphenylmethane alkyl Cyanate Isocyanate Technology Dinitrobenzoic acid Xylene temperature Isocyanate Technology Isocyanide dodecylbenzenesulfuric acid Diphenyl carbonate Phenyl isocyanate and alcohol gem dimethyl Toluene diisocyanate is toxic Dialkylhydrobiphenols Alkylphenylalkylnaphthalene Is Toluene Diisocyanate Toxic? Dimethyl peak gem dimethyl Benzene dioxane dialkyl chromium Secondary carbamate gem diborane methane standard isopropyl gem dimethyl Phenyl hypobromite tert-butyl isocyanate Isocyanate Standard Toluene xylene wastewater cyanoamidine Gem diacid ester Isocyanate Density Benzoic acid photometry copper benzoate dihydroxybenzoic acid "Methane Isocyanate Limits m-toluic acid Isocyanate liquid phase analysis tsi p-toluenesulfonyl isocyanate dihydroxytoluic acid hdl diisocyanate methyl octadecanoic acid Dihydroxyeicosanoic acid Diphenylberyllium Dimethyl Fluorescence hdl diisocyanate GBT13941 GB/T 13941-1992 GB/T 13941-2015 n-butyl isocyanate Isocyanate Reaction Part 163: Toluene diisocyanate diphenylmethane diisocyanate in water Diphenylmethane diisocyanate in soil Diphenylmethane diisocyanate (HDI) in soil Diphenylmethane diisocyanate (MDI) in soil Waterborne Polyisocyanate Iodobenzene diacetate Methylation mechanism of dimethyl sulfate Methylation mechanism of dimethyl sulfate Isothiocyanate and amino Isocyanates react with amines diphenylmethane diisocyanate Dimethyl sulfate hydrolysis rate Mass spectrometry analysis of methyl benzoate Methyl benzoate pesticides Determination of alkyl mercury, toluene emulsification Xylene flash point Toluene diisocyanate environmental quality enforcement Isocyanate detection method Dimethyl terephthalate product quality Detection of p-toluenesulfonamide isocyanate Isocyanate self-monitoring Isocyanate industry Exhaust gas isocyanate detection Isothiocyanate series products National testing method for toluene diisocyanate How to detect dimethyl sulfate Determination method of diphenyl phosphate Isocyanate detection method Toluenesulfonyl Isocyanate Quality diphenyldihydroxysilane m-Toluic acid quality Methyl benzoate company Isocyanate detection Methanedisulfonic acid quality standards dimethyl disulfide execution Preparation method of benzene isocyanate xylene execution Synthesis method of isocyanate Dimethyl sulfate quality Detection method of dodecanedioic acid monomethyl ester Heavy alkylbenzene Diisocyanate content in exhaust gas Toluene diisocyanate detection Isocyanate environmental testing Xylene International Dimethyl sulfate water quality Isocyanate dimer detection method Isocyanate preparation method Dimethyl sulfate fire extinguishing method gb/t 13941-1992 Toluene diisocyanate industry Detection method for dimethyl sulfate in nitromethane Determination method of toluene diisocyanate Determination method of diphenylmethane diisocyanate Isocyanate emissions Methyl diisocyanate detection method gb13941 Toluene diisocyanate detection method

《GB/T 13941-1992二苯基甲烷4，4’-二异氰酸酯》由TC15（全国塑料标准化技术委员会）归口，TC15SC8（全国塑料标准化技术委员会聚氨酯塑料分会）执行，主管部门为中国石油和化学工业联合会。
本标准规定了二苯基甲烷4，4-二异氰酸酯的技术要求、试验方法、检验规则和标志、包装、运输、贮存的要求。本标准适用于苯胺经缩合、光气化、分离、精馏制得的MDI。

Scope

This standard specifies the technical requirements, test methods, inspection rules and requirements for marking, packaging, transportation and storage of diphenylmethane 4,4 diisocyanate (hereinafter referred to as MDI). This standard is applicable to MDI obtained by condensation, phosgenation, separation and rectification of aniline.

More samples: QC/T 942-2021 YD/T 3934-2021 NB/T 47013.2-2015

Sample only — not a preview of GB/T 13941-1992

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