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sklademVydáno: 2000-02-22
UNE 53982:2000
Plastics. Cellular flexible polymeric materials. Identification of eter or ester of a polyurethane (PUR) foam.
Plásticos. Materiales poliméricos celulares flexibles. Identificación de la base éter o éster de una espuma de poliuretano (PUR).
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| Označení normy: | UNE 53982:2000 |
| Počet stran: | 8 |
| Vydáno: | 2000-02-22 |
| Status: | Norma |
DESCRIPTION
UNE 53982:2000
It specifies tree methods for the determination of base eter or ester of polyurethane (PUR) foams. Method A is based upon the formation of a potasium salt easily identifiable; method B is based upon acid hydrolysis of foam and method C is based upon
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