1. A herbicidal composition containing one or more compounds selected from light-induced herbicidal compounds and one or more compounds selected from organophosphorus herbicidal compounds as active ingredients thereof, characterized by containing one or more surfactants selected from alkenyl alcohol alkoxylates and one or more surfactants selected from alkyl alcohol alkoxylates as surfactants.
2. The herbicidal composition according to claim 1, wherein the light-induced herbicidal compound is a compound represented by the general formula (I):
P-Q \u2003\u2003(I)
wherein P represents a group selected from P1 to P10:
wherein R3 represents a (C1-C6) alkyl group, a halo (C1-C6) alkyl group, a (C2-C6) alkenyl group or a (C2-C6) alkynyl group, R4 represents a hydrogen atom, a halogen atom or a (C1-C6) alkyl group, R5 represents a hydrogen atom, a (C1-C6) alkyl group, a halo (C1-C6) alkyl group, a (C2-C6) alkenyl group or a (C2-C6) alkynyl group, R6 represents a (C1-C6) alkyl group, a (C2-C6) alkenyl group or a (C2-C6) alkynyl group, R7 represents a hydrogen atom, a halogen atom or a (C1-C6) alkyl group, X1 represents a hydrogen atom or a halogen atom, Y represents \u2014O\u2014, \u2014S\u2014, \u2014SO\u2014 or \u2014SO2\u2014, Y1 represents \u2014O\u2014, \u2014NH\u2014 or \u2014S\u2014, and Y2 represents \u2014O\u2014, \u2014S\u2014, \u2014NH\u2014 or \u2014CH2\u2014; Q represents Q1 to Q12:
wherein R1 represents a (C1-C6) alkyl group, R2 represents a hydrogen atom, a (C1-C6) alkyl group or a halo (C1-C6) alkyl group, R8 represents a hydrogen atom or a (C1-C6) alkyl group, X2 represents a halogen atom, Y is as defined above, and n represents an integer of 0 or 1.
3. The herbicidal composition according to claim 1, wherein the light-induced herbicidal compound is one or more compounds selected from 3-substituted phenylpyrazole derivatives represented by the general formula (I-1)
wherein R represents \u2014Y1\u2014R3 (wherein R3 represents a (C1-C6) alkyl group, a halo (C1-C6) alkyl group, a (C2-C6) alkenyl group or a (C2-C6) alkynyl group and Y1 represents \u2014O\u2014, \u2014NH\u2014 or \u2014S\u2014), \u2014Y2CH(R4)CO\u2014OR5 (wherein R4 represents a hydrogen atom, a halogen atom or a (C1-C6) alkyl group, R5 represents a hydrogen atom, a (C1-C6) alkyl group, a halo (C1-C6) alkyl group, a (C2-C6) alkenyl group or a (C2-C6) alkynyl group, and Y represents \u2014O\u2014, \u2014S\u2014, \u2014NH\u2014 or
\u2014CH2\u2014), \u2014COOCH(R4)CO\u2014Y1R5 (wherein R4 represents a hydrogen atom, a halogen atom or a (C1-C6) alkyl group, R5 represents a hydrogen atom, a (C1-C6) alkyl group, a halo (C1-C6) alkyl group, a (C2-C6) alkenyl group or a (C2-C6) alkynyl group, Y1 represents \u2014O\u2014, \u2014NH\u2014 or \u2014S\u2014), or \u2014COOR6 (wherein R6 represents a (C1-C6) alkyl group, a (C2-C6) alkenyl group or a (C2-C6) alkynyl group), R1 represents a (C1-C6) alkyl group, R2 represents a hydrogen atom, a (C1-C6) alkyl group or a halo (C1-C6) alkyl group, X1 represents a hydrogen atom or a halogen atom, X2 represents a halogen atom, Y represents \u2014O\u2014, \u2014S\u2014, \u2014SO\u2014 or \u2014SO2\u2014, and n represents an integer of 0 to 1.
4. The herbicidal composition according to claim 1, wherein the organophosphorus herbicidal compound is one or more compounds selected from N-(phosphonomethyl) glycine or a salt thereof,
4-hydroxy(methyl)phosphino-DL-homoalanine or a salt thereof, or
4-hydroxy(methyl)phosphino-L-homoalanyl-L-alanyl-L-alanine or a salt thereof.
5. The herbicidal composition according to claim 1, wherein the alkenyl alcohol alkoxylate is one or more compounds selected from compounds represented by the general formula (II):
CaH2a\u22121\u2014O\u2014(Eo)b(Po)d\u2014OH \u2003\u2003(II)
wherein Eo represents \u2014O\u2014CH2CH2\u2014, Po represents \u2014O\u2014CH(CH3)CH2\u2014, and a, b and c represent integers of 1 to 20 which are the same or different each other.
6. The herbicidal composition according to claim 5, wherein the alkenyl alcohol alkoxylate is one or more compounds selected from an adduct of oleyl alcohol with polyoxyethylene, an adduct of oleyl alcohol with polyoxypropylene, and a copolymer of oleyl alcohol, polyoxyethylene and polyoxypropylene.
7. The herbicidal composition according to claim 1, wherein the alkyl alcohol alkoxylate is one or more compounds selected from the compounds represented by the general formula (III):
CeH2e+1\u2014O\u2014(Eo)f(Po)g\u2014OH \u2003\u2003(III)
wherein Eo represents \u2014O\u2014CH2CH2\u2014, Po represents \u2014O\u2014CH(CH3)CH2\u2014, and e, f and g represent integers of 1 to 20 which are the same or different each other.
8. The herbicidal composition according to claim 7, wherein the alkyl alcohol alkoxylate is one or more compounds selected from primary alkyl alcohol ethoxylates, primary alkyl alcohol propoxylates, primary alkyl alcohol ethoxylate propoxylates, secondary alkyl alcohol ethoxylates, secondary alkyl alcohol propoxylates, secondary alkyl alcohol ethoxylate propoxylates, tertiary alkyl alcohol ethoxylates, tertiary alkyl alcohol propoxylates or tertiary alkyl alcohol ethoxylate propoxylates.
9. The herbicidal composition according to claim 1, which contains one or more compounds selected from the light-induced herbicidal compounds in an amount of 0.01-10.0 parts by weight, the organophosphorus herbicidal compound in an amount of 1-60.0 parts by weight, the alkenyl alcohol alkoxylate in an amount of 0.1-20.0 parts by weight and the alkyl alcohol alkoxylate in an amount of 0.1-20.0 parts by weight, all per 100 parts by weight of the herbicidal composition.
10. The herbicidal composition according to claim 1, which a weight of the alkenyl alcohol alkoxylatea weight of the alkyl alcohol alkoxylate ranges from 51 to 15.
11. The herbicidal composition according to claim 1, wherein the herbicidal composition is a suspension concentrate, a water dispersible granule or an aqueous preparation.
12. A method of using a herbicidal composition characterized by treating an objective weed or a soil with an effective amount of the herbicidal composition according to claim 1, for controlling the weeds harmful to crop plants.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
What is claimed is:
1. A semiconductor package, comprising:
a substrate having a first surface and a second surface;
a plurality of first grooves formed in the first surface, the plurality of first grooves forming a plurality of segments in the substrate;
a plurality of semiconductor dice mounted to the second surface, each of the plurality of semiconductor dice being mounted to a corresponding segment;
an encapsulant formed onto each of the plurality of semiconductor die, the encapsulant having a plurality of second grooves formed in the encapsulant to correspond with the plurality of first grooves; and
a plurality of break points formed from the first and second grooves to separate individual ones of the plurality segments from the substrate.
2. The semiconductor package of claim 1, wherein the substrate is formed from ceramic.
3. The semiconductor package of claim 1, wherein the encapsulant is formed from a bismaleimide triazine resin.
4. The semiconductor package of claim 1, wherein the plurality of first and second grooves are formed at an angle.
5. The semiconductor package of claim 1, wherein the package is one of a ball grid array and a fine-pitched ball grid array package.
6. The semiconductor package of claim 1, wherein the plurality of semiconductor dice are electrically connected to the substrate.
7. A method for singulating a semiconductor package, comprising:
providing a substrate having a first surface and a second surface;
forming a plurality of first grooves in the first surface to separate the substrate into a plurality of segments.
mounting a semiconductor die to each of the plurality of segments;
forming an encapsulant over each of the segments, the encapsulant having a plurality of second grooves corresponding to the plurality of first grooves;
forming a plurality of break points from the first and second grooves; and
separating each of the plurality of segments from the substrate at a corresponding break point.
8. The method of claim 7, wherein the package is one of a ball grid array and a fine-pitched ball grid array package.
9. The method of claim 7, wherein the substrate is formed from a ceramic material.
10. The method of claim 1, wherein the encapsulant is formed from bismaleimide triazine resin.
11. The method of claim 1, wherein the separating step comprises shearing or punching the plurality of segments from the substrate.