GB/T 11409.4-1989
Replaced
T/ZZB 1420-2019
Active
Group standards
T/ZZB 1420-2019 Hydrophilic silica dioxide
T/ZZB 1420-2019 Hydrophilic silica dioxide
Price:
$ 20.00
Basic Information
Standard Code:
T/ZZB 1420-2019
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Other rubber products
ICS Name:
Rubber synthetic ingredients
Publish Date:
2019-12-13
Implement Date:
2019-12-31
Scope
Main technical content: This standard specifies the specifications, basic requirements, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage, and quality commitments of hydrophilic fumed silica. This standard is applicable to amorphous silica that is not surface-modified with organic substances and is generated by the hydrolysis of halogenated silanes in high-temperature flames.
Development Information
Related Standards
GB/T 11409.5-1989
Replaced
GB/T 11409.5-1989 Test method of residue on sieve for rubber antiagers and vulcanizing accelerators
GB/T 11409.7-1989
Replaced
GB/T 11409.7-1989 Test method of ash for rubber antiagers and vulcanizing accelerators
GB/T 11409.8-1989
Replaced
GB/T 11409.8-1989 Test method of viscosity for rubber antiagers and vulcanizing accelerators—Rotational viscometer method
GB/T 12827-1991
Replaced
GB/T 12827-1991 Standard reference acetylene black and standard practice for evaluation
GB/T 13021-1991
Replaced