爱卡珠光颜料.ppt

1、Dec, 2007 page 1 Eckart Shanghai Co. Ltd A member of Altana Meggy Liu,Phoenix XT - Weather Resistant Pearlescent for Coil Coatings,Dec, 2007 page 2 Eckart Shanghai Co. Ltd A member of Altana Meggy Liu,Eckart Pearlescent pigments in Coil Coatings,Pearlescent Pigments open up a world for coil coatings

2、 of design possibilities, with shimmering metallic effects different from the brilliant ones by Alu/bronze pastes Wide palette of metallic color: silver white, interference, earth tone, gold effects available from silky shine to glitter, depending on the size of the particles Particularly for exteri

3、or applications, XT grade pigments with an additional layer, ensures an excellent weather resistance.,Dec, 2007 page 3 Eckart Shanghai Co. Ltd A member of Altana Meggy Liu,Eckart Pearlescent pigments,Phoenix PX - for interior applications only Phoenix XT - weather resistant grade, for solvent-based

4、industrial coatings Phoenix CFE - weather resistant grade, chromium free, for automotive coatings solvent & water-based,Dec, 2007 page 4 Eckart Shanghai Co. Ltd A member of Altana Meggy Liu,Pearlescent effects 珠光效果的形成原理,thin oil layer (e.g. soap bubble),pearlescent pigment (thin metal oxide layer on

5、 substrate),Interference effects by light division and light recombination at thin films,Dec, 2007 page 5 Eckart Shanghai Co. Ltd A member of Altana Meggy Liu,Structure of pearlescent pigments 珠光颜料的结构,substrate (mica),coating (metal oxides),Preparation of pearlescent pigments by coating of mica with

6、 different metal oxides,metal oxides: A TiO2: silver and interference colours B Fe2O3 : earthtone colours C combination of TiO2 / Fe2O3 : golden colours,Dec, 2007 page 6 Eckart Shanghai Co. Ltd A member of Altana Meggy Liu,Colour dependence on layer thickness 颜色取决于包覆层厚度,40-60 nm,80-100 nm,60-80 nm,1

7、00-140 nm,120-160 nm,Mica,TiO2,silver white,gold reflection,red reflection,blue reflection,green reflection,Dec, 2007 page 7 Eckart Shanghai Co. Ltd A member of Altana Meggy Liu,Chromium (III),Water,Metal-oxide-layer MOx,Cr(OH)3,Mica,Stabilisation 1st generation : Cr(OH)3 第一代户外型产品：Cr(OH)3稳定型,Phoenix

8、 XT,Phoenix PX,Dec, 2007 page 8 Eckart Shanghai Co. Ltd A member of Altana Meggy Liu,Step 1,UV-light stability of pigment,Rutile Ti02,Step 2,SiO2 and Silanes,Metal-hydrate layer,Step 2 Surface modification: Compatibility to binder system pigment becomes integral component of the coating,Mica,Stabili

9、sation 2nd generation: CFE (Chromium Free Exterior) 第二代户外型产品：CFE (无铬型）,Phoenix CFE,Dec, 2007 page 9 Eckart Shanghai Co. Ltd A member of Altana Meggy Liu,PHOENIX XT 产品介绍,XT 3001,XT 2001,XT 1001,Dec, 2007 page 10 Eckart Shanghai Co. Ltd A member of Altana Meggy Liu,Features of XT series,includes 16 pi

10、gment grades to realize the most popular effects in pearlescent coatings. Improved color brilliance due to the chromium(III) post-treatment. Wetting & dispersing are the same as PX grades. Improved coverage and brilliance over the market competition grades The silver white pigments furthermore show

11、a pronounced bluish undertone,Dec, 2007 page 11 Eckart Shanghai Co. Ltd A member of Altana Meggy Liu,Weather Resistant Test Results XT 1001,Based on two layer solvent borne polyester / CAB /melamine bakeing system.,Dec, 2007 page 12 Eckart Shanghai Co. Ltd A member of Altana Meggy Liu,Weather Resist

12、ant Test Results XT 2001,Based on two layer solvent borne polyester / CAB /melamine bakeing system.,Dec, 2007 page 13 Eckart Shanghai Co. Ltd A member of Altana Meggy Liu,Weather Resistant Test Results XT 1542,Based on two layer solvent borne polyester / CAB /melamine bakeing system.,Dec, 2007 page

13、14 Eckart Shanghai Co. Ltd A member of Altana Meggy Liu,Weather Resistant Test Results XT 2271,Based on two layer solvent borne polyester / CAB /melamine bakeing system.,Dec, 2007 page 15 Eckart Shanghai Co. Ltd A member of Altana Meggy Liu,Weather Resistant Test Results XT 1261,Based on two layer solvent borne polyester / CAB /melamine bakeing system.,Dec, 2007 page 16 Eckart Shanghai Co. Ltd A member of Altana Meggy Liu,Application recommendation for XT series,Easy to be dispersed,