GB/T 5327-1985
Replaced
T/CPUIA 0003-2022
Active
Group standards
T/CPUIA 0003-2022 1,3-Propanediol-bis(4-aminobenzoate) (740M)
T/CPUIA 0003-2022 1,3-Propanediol-bis(4-aminobenzoate) (740M)
Price:
$ 20.00
Basic Information
Standard Code:
T/CPUIA 0003-2022
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
-
ICS Name:
Surfactants and other auxiliary agents
Publish Date:
2022-08-17
Implement Date:
2022-09-17
Scope
Main technical content: This standard specifies the technical requirements, test methods, inspection rules, marking, packaging, transportation, storage, etc. of 1,3-propanediol bis(4-aminobenzoate) ester (hereinafter referred to as 740M). This standard applies to 740M obtained by ester exchange reaction and recrystallization between 1,3-propanediol and benzocaine. The product is mainly used as a chain extender for polyurethane elastic materials, and can also be used to cure epoxy resins.
Development Information
Related Standards
GB/T 5328-1985
Active
GB/T 5328-1985 Surface active agents—Simplified classification
GB/T 5553-1985
Replaced
GB/T 5553-1985 Surface active agents—Textile auxiliaries—Method for determination of water repellency of waterprooting agents—Hydrostatic pressure test
GB/T 5554-1985
Replaced
GB/T 5554-1985 Surface active agents—Textile auxiliaries—method for determination of water repellency of waterprooting agents—Spray test
GB/T 6365-1986
Replaced
GB/T 6365-1986 Surface active agents—Determination of free alkalinity or free acidity—Titrimetric method
GB/T 6369-1986
Replaced