Halaye

DB 75 shine tsarin zafi na ruwa da tsarin daidaita haske wanda aka tsara don polyurethane

Aikace-aikace

Ana amfani da DB 75 a cikin polyurethane kamar Reaction Injection Molding (RIM) polyurethane da thermoplastic polyurethane (TPU). Hakanan za'a iya amfani da gaurayawan a cikin aikace-aikacen siliki da manne, a cikin rufin polyurethane akan tarpaulin da bene da kuma a cikin fata na roba.

Fasaloli / fa'idodi

DB 75 yana hana sarrafawa, haske da lalacewar yanayi
na kayayyakin polyurethane irin su takalman takalma, kayan aiki da ƙofofin ƙofofi, ƙafafun tuƙi, rufewar taga, kai da ƙafar hannu.
Za a iya ƙara DB 75 cikin sauƙi zuwa tsarin aromatic ko aliphatic polyurethane don gyare-gyaren thermoplastic, kumfa mai tsaka-tsaki mai mahimmanci, fata mai laushi, aikace-aikacen dope. Ana iya amfani dashi tare da kayan halitta da kayan pigmented. DB 75 ya dace musamman don shirya fakitin launuka masu haske don tsarin da aka ambata a sama.
Ƙarin fa'idodi:
mai sauƙin yin famfo, ruwa mai ɗorewa yana ba da izinin sarrafa ƙura, ƙayyadaddun sarrafawa ta atomatik da rage lokacin haɗawa
duk kunshin ruwa; babu sedimentation na additives a cikin polyol lokaci ko da a low yanayin zafi
resistant zuwa exudation / crystallization a yawancin tsarin PUR

Samfurin Samfurin Bayyananne, ruwa mai rawaya kadan

Jagororin don amfani

Matakan amfani na DB 75 kewayo tsakanin 0.2 % da 1.5 %, ya danganta da buƙatun da ake buƙata na aikace-aikacen ƙarshe:
Kumfa mai ƙarfi guda biyu masu amsawa 0.6% - 1.5%
Adhesives 0.5% - 1.0%
Sealants 0.2% - 0.5%
Ana samun cikakkun bayanan aiki na DB 75 don aikace-aikace da yawa.

Abubuwan Jiki

Wurin tafasa> 200 °C
Hasken haske> 90 ° C
Yawa (20 ° C) 0.95 - 1.0 g/ml
Solubility (20 ° C) g/100 g bayani
acetone> 50
Benzene> 50
Chloroform> 50
Ethyl acetate> 50

Kunshin:25kg/drum