Patent ID: 8142757

Claim:
A borosilicate ZSM-48 molecular sieve, characterized as polycrystalline aggregates of needle-like crystals, and wherein each needle-like crystal has a length of less than 200 nm, and a thickness in the range of about 5 nm to about 50 nm, having a mole ratio of between 40 and 400 of silicon oxide to boron oxide and having, after calcination, an X-ray diffraction pattern substantially as shown in the following Table: Relative Absolute 2 Theta d-spacing (Angstroms) Intensity (%) 7.6 ± 0.30 11.56 W 8.5 ± 0.30 10.38 W 15.2 ± 0.30 5.83 W 21.5 ± 0.30 4.14 S 23.1 ± 0.30 3.84 S 24.5 ± 0.30 3.63 W 25.0 ± 0.30 3.56 W 31.7 ± 0.30 2.82 W.