GB/T 6595-1986
Replaced
T/UNP 549-2025
Active
Group standards
T/UNP 549-2025 The preparation process requirements for low softening point hydrogenated petroleum resins
T/UNP 549-2025 The preparation process requirements for low softening point hydrogenated petroleum resins
Price:
$ 29.00
Basic Information
Standard Code:
T/UNP 549-2025
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Synthetic resins and plastics
ICS Name:
Thermoplastic plastics
Publish Date:
1970-01-01
Implement Date:
1970-01-01
Scope
This document specifies the general requirements for the preparation of hydrogenated low softening point petroleum resins, including raw material and auxiliary requirements, process requirements, quality control, safety and environmental protection requirements, and file management. This document is applicable to the production process of hydrogenated low softening point petroleum resins using materials such as dicyclopentadiene, C5 fractions, and oligomers.
Development Information
Related Standards
GB/T 6598-1986
Active
GB/T 6598-1986 Determination of weight-average molecular weight of polystyrene standards by low angle laser light scattering method
GB/T 6599-1986
abolished_transferred
GB/T 6599-1986 Determination of molecular weight averages and molecular weight distribution of polystyrene standards by steric exclusion chromatography
GB/T 8330-1987
Replaced
GB/T 8330-1987 Method for the determination of true density of ion exchange resins in wet state
GB/T 8331-1987
Replaced
GB/T 8331-1987 Method for the determination of bulk density of ion exchange resins in wet state
GB/T 8324-1987
Replaced