GB/T 8660-2018Solution polymerized butadiene rubber (BR) -- Evaluation procedures (English PDF)
溶液聚合型丁二烯橡胶(BR) 评价方法
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Issued by
State Administration for Market Regulation, China National Standardization Administration
Level / Type
National · Recommended
Issue date
December 28, 2018
Implementation date
November 1, 2019
Scope
GB/T 8660-2018 is the English-translated version of 溶液聚合型丁二烯橡胶(BR) 评价方法.
GB/T 8660-2018 is the Chinese standard "Solution polymerized butadiene rubber (BR) -- Evaluation procedures".
Its scope clause reads: This standard specifies the physical and chemical test methods for solution-polymerized butadiene rubber (BR) raw rubber; Standard materials, standard test formulations, equipment, methods of operation and evaluation of diene rubber (BR) [including oil-filled (OEBR)] vulcanization characteristics A method of tensile stress-strain properties of a vulcanized rubber.
This standard applies to the evaluation of solution polymerization type butadiene rubber (BR). Its clauses include sampling and sample preparation.
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Document preview — GB/T 8660-2018
National Standard of the People's Republic of China
- ICS
- 83.060
- Classification
- G 35
- Replacing
- GB/T 8660-2008
Issued by: State Administration for Market Regulation, China National Standardization Administration
Contents
- Foreword
- 1 Scope
- 2 Normative references
- 3 sampling and sample preparation
- 3.1 Sampling about 1.5kg according to the provisions of GB/T 15340.
- 3.2 Prepare the sample according to the provisions of GB/T 15340.
1 Scope
This standard specifies the physical and chemical test methods for solution-polymerized butadiene rubber (BR) raw rubber;
Standard materials, standard test formulations, equipment, methods of operation and evaluation of diene rubber (BR) [including oil-filled (OEBR)] vulcanization characteristics
A method of tensile stress-strain properties of a vulcanized rubber.
This standard applies to the evaluation of solution polymerization type butadiene rubber (BR).
2 Normative references
The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article.
Pieces. For undated references, the latest edition (including all amendments) applies to this document.
GB/T 528 Determination of tensile stress-strain properties of vulcanized rubber or thermoplastic rubber (GB/T 528-2009, ISO 37.2005,
IDT)
GB/T 1232.1 Determination of non-vulcanized rubber - Part 1 . Determination of Mooney viscosity (GB/T 1232.1-2016, ISO 289-1..2014, IDT)
GB/T 2941 Rubber physical test method General procedure for preparation and adjustment of specimens (GB/T 2941-2006, ISO 23529.2004,
IDT)
GB/T 4498.1 Determination of rubber ash - Part 1 . Muffle furnace method (GB/T 4498.1-2013, ISO 247.2006,
MOD)
GB/T 6038 rubber test compound compounding, mixing and vulcanization equipment and operating procedures (GB/T 6038-2006, ISO 2393.
1994, MOD)
GB/T 9869 Determination of vulcanization properties of rubber compounds - Disk oscillating s. - GB/T 9869-2014, ISO 3417.
2008, IDT)
GB/T 15340 Natural and synthetic raw rubber sampling and its sample preparation method (GB/T 15340-2008, ISO 1795.2000, IDT)
GB/T 21184 rubber compounding agent sulfenamide accelerator test method (GB/T 21184-2007, ISO 11235.1999,
NEQ)
GB/T 24131.1 Determination of volatile content of raw rubber - Part 1 . Hot roll method and oven method (GB/T 24131.1-2018,
ISO 248-1.2011, MOD)
GB/T 24131.2 Determination of volatile content of raw rubber - Part 2. Automatic analyzer heat loss with infrared drying unit
Heavy method (GB/T 24131.2-2017, ISO 248-2.2012, MOD)
GB/T 25268 Rubber Vulcanizer User Guide (GB/T 25268-2010, ISO 6502.1999, IDT)
3 sampling and sample preparation
3.1
Sampling about 1.5kg according to the provisions of GB/T 15340.
3.2
Prepare the sample according to the provisions of GB/T 15340. […]
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 30 pages — is available in the English PDF.
Referenced standards
Normative references
- GB/T 528Rubber, vulcanized or thermoplastic -- Determination of tensile stress-strain properties
- GB/T 528-2009Rubber, vulcanized or thermoplastic -- Determination of tensile stress-strain properties
- GB/T 1232.1Rubber, unvulcanized -- Determinations using a shearing-disc viscometer -- Part 1: Determination of Mooney viscosity
- GB/T 1232.1-2016Rubber, unvulcanized -- Determinations using a shearing-disc viscometer -- Part 1: Determination of Mooney viscosity
- GB/T 2941Rubber - General procedures for preparing and conditioning test pieces for physical test methods
- GB/T 2941-2006Rubber - General procedures for preparing and conditioning test pieces for physical test methods
ISO 37.2005 · ISO 289 · ISO 23529.2004 · ISO 247.2006 · ISO 2393 · ISO 3417 · ISO 1795.2000 · ISO 11235.1999 · ISO 248 · ISO 6502.1999
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Related Standards
GB/T 1232.1-2016 — Rubber, unvulcanized -- Determinations using a shearing-disc viscometer -- Part 1: Determination of Mooney viscosity
GB/T 15340-2025 — Rubber, raw natural and raw synthetic - Sampling and further preparative procedures
GB/T 21184-2007 — Rubber compounding ingredients -- Sulfenamide accelerators -- Test methods
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