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6 rezultate
Polycondensation of phenolic hydroxyl-containing compounds and polyhydric alcohols and thermal condensation to form polyethercyclipolyols
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BACKGROUND OF THE INVENTION
This invention relates to polyethercyclicpolyols having high molecular weights and to the preparation thereof. In particular, the invention relates to the preparation of polyethercyclicpolyols which, due to improved molecular properties and characteristics, permit the
Catalyst for hydrolyzing cellulose or hemicellulose and method for producing sugar-containing solution employing same
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CROSS-REFERENCE TO RELATED PATENT APPLICATIONS
The present application claims priority under Japanese Patent Application 2009-220087, filed on Sep. 25, 2009, the entire contents of which are hereby incorporated by reference herein.
TECHNICAL FIELD
The present invention relates to a catalyst for
Chemically amplified positive resist composition and resist patterning process
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BACKGROUND OF THE INVENTION
1. Field of the Invention
The present invention relates to a chemically amplified positive resist composition used for a lithography in microfabrication of a semiconductor, a photomask blank, and the like, and to a resist patterning process.
2. Description of the Related
Polyacetal resin composition, resin molded article, and method and agent for improving polyacetal resin raw material composition
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TECHNICAL FIELD
The present invention relates to a polyacetal resin composition and resin molded articles made thereof. In particular, it relates to a colored polyacetal resin composition having excellent thermal stability, suppressed formaldehyde generation and suppressed deterioration in
Sulfur-containing fuel contact body provided with molded article including polyacetal resin composition having increased acid resistance
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BACKGROUND OF THE INVENTION
Field of the Invention
The present invention relates to a polyacetal resin composition and to a sulfur-containing fuel contact body provided by a molded article of this polyacetal resin composition, and to a method of increasing acid resistance with respect to an acidic
Aminic antioxidants to minimize turbo sludge
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BACKGROUND OF THE INVENTION
The disclosed technology relates to reduction of turbo sludge formation in the course of lubricating a turbo-charged, sump-lubricated internal combustion engine which is susceptible to contamination of lubricant with liquid fuel.
Modern engine lubricants are formulated to
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- Funcționează în 55 de limbi
- Cure pe bază de plante susținute de știință
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Tastați un simptom sau o boală și citiți despre plante care ar putea ajuta, tastați o plantă și vedeți boli și simptome împotriva cărora este folosit.
* Toate informațiile se bazează pe cercetări științifice publicate
