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1. However, attempts to estimate percentage crystallinity in a sample using n.m.r. have not been particularly successful.

2. Crystal cleanliness and crystallinity were checked by Auger electron spectroscopy and low energy electron diffraction, respectively.

3. The crystallizability and crystallinity of PBT were increased with the increase of mixing time.

4. FTIR results showed that the crystallinity and the crystallization behavior of PVDC in PVDC/MEE composites were significantly affected by layered mica due to the intercalation of mica.

5. The crystallinity of polyethylene decreased with increase of content of short branched chain methyl.

6. These modified starch, low dextrinize enthalpy value, low crystallinity and extremely disarrangement of structure, have a better effect of lowering blood sugar value.

7. The undrawn MPPAN yarn has lower crystallinity and crystal size high mechanical strength higher water shrinkage.

8. Effect of different fillers on mechanical properties and crystallinity of trans-1,4-polyisoprene (TPI) was investigated .

9. The high isotacticity and crystallinity of the insoluble fraction make the material remain superior rigidity.

10. Poly(p-dioxanone) has high degree of crystallinity which limited it to copolymerize with other monomers to be used as controlled drug release materials.

11. Vinylidene chloride polymer resin composition and crystallinity influence on the copolymer characteristics were discussed, improving methods of latex performance were introduced.

12. The effect of the variation in crystallinity between adjacent layers on the photothermal signal amplitude is discussed in the paper.

13. The cathode bias potential mainly affects the crystallinity of the films.

14. The results showed that the content and the crystallinity of PE in PP/PE blend can be measured by infrared spectrum analysis.

15. This suggests that careful annealing at the appropriate temperature could produce samples with a high degree of crystallinity.

16. The more rapid the cooling, the finer the grain size and the poorer the crystallinity.

17. The effect of branching is to decrease the percentage crystallinity, broaden the melting range, and reduce the average melting temperature.

18. The crystalline structure of micronized starch was partially destroyed, part of the maltese cross was lost, the intensity of birefringence was weakened, and crystallinity was reduced significantly.

19. Generally it is very difficult to tackle the problems aroused from differences in crystallinity of clay minerals and preferred orientation in quantitative X-ray diffraction analysis of clay minerals.

20. Thus, acetanilide and adipic acid raise the percentage of chain - folded crystal and perfect PVC crystallinity.

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21. Solidus and liquidus temperatures of the rocks and relationship between crystallinity and crystallization temperature have been determined.

22. The composites cooled inside the hot-press machine has lower void content and higher crystallinity and tensile strength than that in the nature-cooling condit...

23. In pace with the raising of setting temperature , the crystallinity, degree of orientation and size of crystal grain will be increased, dye uptake rised, but the dyeing evenness declined.

24. XRD and SEM analysis revealed that the end-product of CPC was calcium deficient hydroxyapatite (CDHA) with low crystallinity.

25. The results showed that both the melt point and crystallinity of the copolymers decreased with the increase of neopentyl glycol content in copolymer.

26. Using infrared spectrum of heat stabilizers mechanism research shows that, after joining stabilizer, PVC crystallinity, stability.

27. The kinetic curves of reaction and the changes in crystallinity weresimultaniously determined in chlorination process for polyethylene.

28. XRD structural analysis shows that peak intensity of the annealed sample is greater than that of the unannealed one which demonstrated an increase of crystallinity.

29. X-ray diffraction techniques were used to measure the degree of crystallinity and the orientation of flax fiber during retting.

30. After hydrothermal treatment the phase changed to boehmite. The obtained product also has good crystallinity.